1 2000-03-15 Jason Merrill <jason@casey.cygnus.com>
3 * cpphash.c (dump_hash_helper): Take the slot, not the element.
5 Wed Mar 15 14:28:54 2000 Jason Eckhardt <jle@cygnus.com>
7 * flow.c (verify_flow_info): Check for unconditional return.
9 Wed Mar 15 11:34:27 2000 Jim Wilson <wilson@cygnus.com>
11 * config/ia64/ia64.md (restore_stack_nonlocal): New.
12 * config/ia64/lib1funcs.asm (__ia64_nonlocal_goto): Delete padding nop.
13 (__ia64_restore_stack_nonlocal): New.
14 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __restore_stack_nonlocal.
16 2000-03-15 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
18 * cpphash.c (collect_formal_parameters): Do not complain about
19 parameter names that just start with `__VA_ARGS__'.
21 Wed Mar 15 13:26:58 MET 2000 Jan Hubicka <jh@suse.cz>
23 * i386.md (movhi_1): Promote movw imm, reg to movl imm, reg and
24 movw reg, reg to movzwl reg, reg on PARTIAL_REGISTER_STALL machines.
25 * i386.c (pentiumpro_cost): Set mul cost to 4.
26 (x86_use_movx): Set for PPro.
28 Wed Mar 15 13:07:05 MET 2000 Jan Hubicka <jh@suse.cz>
30 * i386.md (ix86_compute_frame_size): stack_alignment_needed is
31 STACK_BOUNDARY for empty frames now.
33 2000-03-14 Mark Mitchell <mark@codesourcery.com>
35 * stor-layout.c (layout_union): Remove.
36 (layout_union_field): New function, split out from layout_union.
37 (finish_union_layout): Likewise.
38 (layout_field): Handle unions by calling layout_union_field.
39 (finish_record_layout): Handle unions.
40 (layout_type): Combine RECORD_TYPE, UNION_TYPE, and
41 QUAL_UNION_TYPE handling.
43 Wed Feb 23 13:00:06 CET 2000 Jan Hubicka <jh@suse.cz>
45 * flow.c (fixup_reorder_chain): Avoid double labels in the basic block;
46 end of basic block is jump_insn, not barrier; use create_basic_block
47 instead of creating basic block by hand.
49 2000-03-14 Jason Eckhardt <jle@cygnus.com>
51 * flow.c (reorder_basic_blocks): Account for barriers when writing
52 over NEXT_INSN (last_bb->end).
53 (verify_flow_info): Add check for missing barriers.
55 2000-03-14 Greg McGary <gkm@gnu.org>
57 * c-lex.h (enum rid): Add RID_BOUNDED & RID_UNBOUNDED.
58 * c-lex.c (init_lex): Handle RID_BOUNDED & RID_UNBOUNDED.
59 * c-parse.gperf (__bounded, __bounded__, __ptrbase, __ptrbase__,
60 __ptrextent, __ptrextent__, __ptrvalue, __ptrvalue__,
61 __unbounded, __unbounded__): New keywords.
62 * c-parse.in (PTR_VALUE PTR_BASE PTR_EXTENT): New tokens.
63 * c-parse.y, c-parse.c, c-parse.h: Regenerate.
64 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
66 2000-03-14 Bernd Schmidt <bernds@cygnus.co.uk>
69 * alias.c: Include "cselib.h".
70 (fixed_scalar_and_varying_struct_p): Accept the addresses of the
71 MEMs as two new arguments.
72 (get_addr): New static function.
73 (find_base_term): Handle VALUEs.
74 (memrefs_conflict_p): Likewise.
75 (true_dependence): Call get_addr on the addresses.
76 Call fixed_scalar_and_varying_struct_p with addresses that have been
77 passed through get_addr and canon_rtx.
78 (write_dependence_p): Move DIFFERENT_ALIAS_SETS_P test for consistency
80 Call get_addr on the addresses; don't call canon_rtx on the MEMs.
81 * loop.c: Include "cselib.h".
82 (load_mems): Process extended basic block that enters the loop with
83 cselib. Use that information to change initialization of the shadow
84 register so that a constant equivalence is seen by later passes.
85 * reload1.c: Include "cselib.h".
86 (reload_cse_invalidate_regno): Delete function.
87 (reload_cse_mem_conflict_p): Likewise.
88 (reload_cse_invalidate_mem): Likewise.
89 (reload_cse_invalidate_rtx): Likewise.
90 (reload_cse_regno_equal_p): Likewise.
91 (reload_cse_check_clobber): Likewise.
92 (reload_cse_record_set): Likewise.
93 (reg_values): Delete static variable.
94 (invalidate_regno_rtx): Likewise.
95 (reload_cse_delete_noop_set): New static function.
96 (reload_cse_simplify): New static function, broken out of
98 (reload_cse_noop_set_p): Delete unused argument INSN.
99 Just call rtx_equal_for_cselib_p on set source and destination.
100 (reload_cse_regs_1): Break out some code into reload_cse_simplify and
101 reload_cse_delete_noop_set. Delete code to keep track of values; use
102 cselib functions instead. Delete code to push/pop obstacks.
103 (reload_cse_simplify_set): Use cselib to find equivalent values.
104 Delete code to push/pop obstacks.
105 (reload_cse_simplify_operands): Likewise.
106 * rtl.def (VALUE): New rtx code.
107 * rtl.h (union rtunion_def): New elt rt_cselib.
108 (X0CSELIB, CSELIB_VAL_PTR): New macros.
109 * simplify_rtx.c: Include "ggc.h", "obstack.h", "cselib.h".
110 (new_elt_list, new_elt_loc_list, unchain_one_value, clear_table,
111 unchain_one_elt_list, unchain_one_elt_loc_list, check_useless_values,
112 discard_useless_locs, discard_useless_values, entry_and_rtx_equal_p,
113 hash_rtx, new_cselib_val, add_mem_for_addr, get_value_hash,
114 cselib_lookup_mem, cselib_subst_to_values, cselib_invalidate_regno,
115 cselib_mem_conflict_p, cselib_invalidate_mem, cselib_invalidate_rtx,
116 cselib_record_set, cselib_record_sets): New static functions.
117 (cselib_lookup, cselib_update_varray_sizes, cselib_init,
118 cselib_finish, cselib_process_insn, rtx_equal_for_cselib_p,
119 references_value_p): New functions.
120 (MAX_USELESS_VALUES, REG_VALUES): New macros.
121 (table, cselib_current_insn, next_unknown_value, cselib_nregs,
122 n_useless_values, reg_values, callmem, cselib_obstack,
123 cselib_startobj, empty_vals, empty_elt_lists, empty_elt_loc_lists):
124 New static variables.
125 * varray.h (union varray_data_tag): New elt te.
126 (VARRAY_ELT_LIST_INIT, VARRAY_ELT_LIST): New macros.
127 * Makefile.in (reload1.o, loop.o, simplify-rtx.o, alias.o): Update
130 2000-03-14 Nick Clifton <nickc@cygnus.com>
132 * gcc.c (do_spec_1): Catch the case where %* is used in a
133 substitution pattern, but it has not been initialised.
134 Issue a meaningful error message if an unrecognised operator
135 is encountered in a spec string.
137 2000-03-14 Richard Earnshaw <rearnsha@arm.com>
139 * function.c (prepare_function_start): Correctly initialize
140 cfun->stack_alignment_needed.
142 2000-03-14 Zack Weinberg <zack@wolery.cumb.org>
144 * cppfiles.c (find_include_file): Don't assume nshort is a
147 Tue Mar 14 08:42:21 2000 Jeffrey A Law (law@cygnus.com)
149 * configure.in (hppa configurations): Add pa32-regs.h to the
150 list of tm files as appropriate.
151 * configure: Rebuilt.
152 * pa.c (compute_frame_size): Remove explicit knowledge about FP
154 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
155 (fmpyaddoperands, fmpysuboperands): Likewise.
156 * pa.h: Remove various definitions which depend on knowing
157 how registers are numbered.
158 * pa32-regs.h: New file with PA32 register numbering specific
161 2000-03-14 Richard Henderson <rth@cygnus.com>
163 * regmove.c (combine_stack_adjustments): New.
164 (stack_memref_p, single_set_for_csa): New.
165 (free_csa_memlist, record_one_stack_memref): New.
166 (try_apply_stack_adjustment): New.
167 (combine_stack_adjustments_for_block): New.
168 * rtl.h (combine_stack_adjustments): Declare.
169 * toplev.c (rest_of_compilation): Call it.
171 * i386.md: Revert 2000-01-16 change.
173 2000-03-14 Martin v. Löwis <loewis@informatik.hu-berlin.de>
175 * gccbug.in: Add web category, gcc specific classes.
177 2000-03-14 Nathan Sidwell <nathan@codesourcery.com>
179 * stor-layout.c (finalize_record_size): Fix typo.
181 2000-03-14 Stan Shebs <shebs@apple.com>
183 * c-typeck.c (c_alignof): Error on incomplete types.
184 * extend.texi (Alignment): Document this.
186 2000-03-13 Zack Weinberg <zack@wolery.cumb.org>
188 * cppfiles.c: Include mkdeps.h.
189 (find_include_file, read_include_file): Remove _cpp_ prefix
190 from name, make static.
191 (_cpp_execute_include): New function, broken out of
194 * cpplib.c: Don't include mkdeps.h.
195 (struct directive): Remove type field. Reorder entries. The
196 function takes only one argument.
197 (struct if_stack): Make type field an int.
198 (directive_table): Rename to dtable. Generate it, the
199 prototypes of the directive handlers, and the enum for the
200 directive numbers, from a template macro.
201 (do_ifndef, do_include_next, do_import): New functions.
202 (do_define, do_include, do_endif, do_ifdef, do_if, do_else,
203 do_undef, do_line, do_elif, do_error, do_pragma, do_warning,
204 do_ident, do_assert, do_unassert, do_sccs): Take only one
206 (do_sccs): Define always, but alter behavior based on
208 (_cpp_handle_directive, consider_directive_while_skipping):
209 Restructure for new directive table layout.
211 (pass_thru_directive): Take a directive number, not a pointer
212 to a struct directive.
213 (parse_include): New function, broken out of do_include.
214 (do_include, do_import, do_include_next): Use parse_include
215 and _cpp_execute_include.
216 (do_elif, do_else): Test for T_ELSE specifically when checking
217 for #elif/#else after #else.
218 (parse_ifdef): New function, broken out of do_ifdef.
219 (validate_else): Expect a name arg without a leading #.
220 (if_directive_name): Delete.
221 (cpp_define, cpp_assert, cpp_undef, cpp_unassert): Call
222 directive handlers with only one argument.
224 * cpphash.h: Update prototypes.
225 (enum node_type): Remove entries for directives.
226 * Makefile.in: Update dependencies.
228 * cpphash.c (dump_hash_helper): Only dump nodes of type
229 T_MACRO. Emit a newline after each definition.
231 2000-03-14 Martin v. Löwis <loewis@informatik.hu-berlin.de>
233 * gccbug.in: New file.
234 * configure.in (all_outputs): Add gccbug.
235 * Makefile.in (install-common): Install gccbug.
236 (GCCBUG_INSTALL_NAME): New variable.
237 * configure: Rebuilt.
239 2000-03-13 Jason Merrill <jason@casey.cygnus.com>
241 * function.c (put_var_into_stack): Use type_for_mode to calculate
242 part_type. Use MEM_SET_IN_STRUCT_P.
243 * expr.c (store_field): Handle CONCAT.
244 (store_constructor): Use fields_length.
245 * tree.c (fields_length): New fn.
246 * tree.h: Declare it.
248 2000-03-13 Zack Weinberg <zack@wolery.cumb.org>
250 * Makefile.in (LIBCPP_OBJS): Add cpplex.o.
251 (cpplex.o): New target.
252 * po/POTFILES.in: Add cpplex.c.
254 * cpplex.c (_cpp_grow_token_buffer, null_cleanup,
255 cpp_push_buffer, cpp_pop_buffer, cpp_scan_buffer,
256 cpp_expand_to_buffer, cpp_buf_line_and_col, cpp_file_buffer,
257 skip_block_comment, skip_line_comment, skip_comment,
258 copy_comment, _cpp_skip_hspace, _cpp_skip_rest_of_line,
259 _cpp_parse_name, skip_string, parse_string,
260 _cpp_parse_assertion, cpp_get_token, cpp_get_non_space_token,
261 _cpp_get_directive_token, find_position,
262 _cpp_read_and_prescan, _cpp_init_input_buffer): Move here.
263 (maybe_macroexpand, _cpp_lex_token): New functions.
265 * cpplib.c (SKIP_WHITE_SPACE, eval_if_expr, parse_set_mark,
266 parse_goto_mark): Delete.
267 (_cpp_handle_eof): New function.
268 (_cpp_handle_directive): Rename from handle_directive.
269 (_cpp_output_line_command): Rename from output_line_command.
270 (do_if, do_elif): Call _cpp_parse_expr directly.
271 * cppfiles.c (_cpp_read_include_file): Don't call
272 init_input_buffer here.
273 * cpphash.c (quote_string): Move here, rename _cpp_quote_string.
274 * cppexp.c (_cpp_parse_expr): Diddle parsing_if_directive
275 here; pop the token_buffer and skip the rest of the line here.
276 * cppinit.c (cpp_start_read): Call _cpp_init_input_buffer
279 * cpphash.h (CPP_RESERVE, CPP_IS_MACRO_BUFFER, ACTIVE_MARK_P):
281 (CPP_SET_BUF_MARK, CPP_GOTO_BUF_MARK, CPP_SET_MARK,
282 CPP_GOTO_MARK): New macros.
283 (_cpp_quote_string, _cpp_parse_name, _cpp_skip_rest_of_line,
284 _cpp_skip_hspace, _cpp_parse_assertion, _cpp_lex_token,
285 _cpp_read_and_prescan, _cpp_init_input_buffer,
286 _cpp_grow_token_buffer, _cpp_get_directive_token,
287 _cpp_handle_directive, _cpp_handle_eof,
288 _cpp_output_line_command): Prototype them here.
289 * cpplib.h (enum cpp_token): Add CPP_MACRO.
290 (CPP_RESERVE, get_directive_token, cpp_grow_buffer,
291 quote_string, output_line_command): Remove.
293 2000-03-13 Bernd Schmidt <bernds@cygnus.co.uk>
295 * stmt.c (expand_end_case): RANGE may be signed, and when checking
296 whether it is too large we must also verify that it isn't negative.
298 2000-03-13 Jakub Jelinek <jakub@redhat.com>
300 * config/sparc/sparc.md: Remove all traces of TARGET_LIVE_G0.
301 (movsi_zero_liveg0): Remove.
302 (movsf_insn_novis_liveg0): Remove.
304 (negsi2_not_liveg0): Rename to negsi2.
305 (one_cmplsi2): Remove.
306 (one_cmplsi2_not_liveg0): Rename to one_cmplsi2.
307 (one_cmplsi2_liveg0): Remove.
308 * config/sparc/sparc.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE,
309 MASK_LIVE_G0, MASK_BROKEN_SAVERESTORE): Remove.
310 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_LIVE_G0 if.
311 (PREDICATE_CODES): Remove zero_operand.
312 * config/sparc/sparc.c: Remove all traces of TARGET_LIVE_G0 and
313 TARGET_BROKEN_SAVERESTORE.
314 (zero_operand): Remove.
315 * config/sparc/splet.h (SUBTARGET_SWITCHES): Remove -mlive-g0,
316 -mno-live-g0, -mbroken-saverestore and -mno-broken-saverestore
318 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
319 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
320 TARGET_BROKEN_SAVERESTORE): Remove.
321 * config/sparc/linux.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
323 * config/sparc/linux64.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
325 * config/sparc/sol2.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
328 * config/sparc/sparc.md (return_df_no_fpu): New pattern.
330 2000-03-13 Zack Weinberg <zack@wolery.cumb.org>
332 * cpplib.c (do_pragma_implementation): Fix off-by-one error
333 truncating a string. Don't assume tokens are nul terminated.
334 Problem noted by Andreas Jaeger <aj@suse.de>
336 2000-03-13 Jason Merrill <jason@casey.cygnus.com>
338 * dwarf2out.c (add_name_and_src_coords_attributes): Only add
339 DW_AT_MIPS_linkage_name for TREE_PUBLIC decls.
340 (ASM_OUTPUT_DWARF_ADDR_CONST): Don't output trailing newline.
342 2000-03-13 Richard Earnshaw <rearnsha@arm.com>
344 * stor-layout.c (new_record_layout_info): Fix typo inside ifdef
345 STRUCTURE_SIZE_BOUNDARY.
347 2000-03-13 Mark Mitchell <mark@codesourcery.com>
349 * tree.h (record_layout_info_s): New structure.
350 (record_layout_info): New type.
351 (new_record_layout_info): New function.
352 (layout_field): Likewise.
353 (finish_record_layout): Likewise.
354 * stor-layout.c (layout_record): Remove.
355 (new_record_layout_info): New function.
356 (layout_field): New function, broken out from layout_record.
357 (finalize_record_size): Likewise.
358 (compute_record_mode): Likewise.
359 (finalize_type_size): New function, broken out from layout_type.
360 (finish_record_layout): Likewise.
361 (layout_type): Use them.
363 2000-03-12 Zack Weinberg <zack@wolery.cumb.org>
365 * cpphash.c: Don't include version.h.
366 (special_symbol) [case T_VERSION]: Look for the string in
367 hp->value.cpval; don't use version_string.
368 * cppinit.c (initialize_builtins): Set hp->value.cpval for
369 __VERSION__ to version_string.
370 * Makefile.in (cpphash.o): Update deps.
372 2000-03-12 Zack Weinberg <zack@wolery.cumb.org>
374 Convert cpplib to use libiberty/hashtab.c.
376 * cpplib.h (struct cpp_reader): Make hashtab and
377 all_include_files of type 'struct htab *'. Delete HASHSIZE
378 and ALL_INCLUDE_HASHSIZE macros.
380 * cpphash.h: Update prototypes.
381 (struct hashnode): Remove next, prev, and bucket_hdr members.
382 Make length a size_t. Add hash member.
383 (struct ihash): Remove next member. Add hash member. Make
384 name a flexible array member.
386 * cppfiles.c: Include hashtab.h.
387 (include_hash): Delete.
388 (IHASHSIZE): New macro.
389 (hash_IHASH, eq_IHASH, _cpp_init_include_hash): New functions.
390 (cpp_included): Do the hash lookup here.
391 (_cpp_find_include_file): Rewrite.
392 (cpp_read_file): Put the "fake" hash entry into the hash
393 table. Honor the control_macro, if it turns out we've seen
394 the file before. Don't push the buffer here.
395 (_cpp_read_include_file): Push the buffer here.
396 (OMODES): New macro. Use it whenever we call open(2).
398 * cpphash.c: Include hashtab.h.
399 (hash_HASHNODE, eq_HASHNODE, del_HASHNODE, dump_hash_helper,
400 _cpp_init_macro_hash, _cpp_dump_macro_hash, _cpp_make_hashnode,
401 _cpp_lookup_slot): New functions.
402 (HASHSIZE): new macro.
403 (hashf, _cpp_install, _cpp_delete_macro): Delete.
404 (_cpp_lookup): Use hashtab.h routines.
406 * cppinit.c: Include hashtab.h.
407 (cpp_reader_init): Call _cpp_init_macro_hash and
408 _cpp_init_include_hash. Don't allocate hashtab directly.
409 (cpp_cleanup): Just call htab_delete on pfile->hashtab and
410 pfile->all_include_files.
411 (initialize_builtins): Use _cpp_make_hashnode and
412 htab_find_slot to add hash entries.
413 (cpp_finish): Just call _cpp_dump_macro_hash.
414 * cpplib.c: Include hashtab.h.
415 (do_define): Use _cpp_lookup_slot and _cpp_make_hashnode to
417 (do_pragma_poison, do_assert): Likewise.
418 (do_include): Don't push the buffer here. Don't increment
419 system_include_depth unless _cpp_read_include_file succeeds.
420 (do_undef, do_unassert): Use _cpp_lookup_slot and htab_clear_slot
422 (do_pragma_implementation): Use alloca to create copy.
424 * Makefile.in: Update dependencies.
426 2000-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
428 * cppinit.c (cl_directive_handler): More K&R fixing.
430 Sat Mar 11 23:54:26 2000 Jim Wilson <wilson@cygnus.com>
432 * config/ia64/ia64.c (ia64_compute_frame_size): Align size to
434 * config/ia64/ia64.h (REGISTER_MOVE_COST): Add missing parentheses.
436 2000-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
438 * cppinit.c (no_arg, no_ass, no_dir, no_fil, no_mac, no_pth):
439 Change from char[] to macros.
441 2000-03-12 Neil Booth <NeilB@earthling.net>
443 * cppinit.c (cpp_start_read): Update indirect function
446 Sat Mar 11 16:18:12 2000 Jim Wilson <wilson@cygnus.com>
448 * config/ia64/ia64.h (ADDITIONAL_REGISTER_NAMES): Fix typo in loc79
451 * config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
452 config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyright messages.
454 2000-03-11 Neil Booth <NeilB@earthling.net>
456 * cppinit.c (struct pending option): Replace undef with a
457 pointer to a directive handling routine.
458 (struct cpp_pending): Replace separate assert_ and define_
459 lists with one directive_ list.
460 (new_pending_define): Rename new_pending_directive. Extra
461 argument is the directive's handling routine.
462 (handle_option): Update to use new_pending_directive.
464 2000-03-11 Neil Booth <NeilB@earthling.net>
466 * cppfiles.c (file_cleanup, _cpp_find_include_file,
467 remap_filename, _cpp_read_include_file, actual_directory,
468 hack_vms_include_specification): Replace bcopy(), index() etc
469 calls. Add casts to some allocations. Make some variables
470 pointers to const [unsigned] char.
471 * cpphash.c (_cpp_install, macro_cleanup, collect_expansion,
472 collect_formal_parameters): Similarly.
473 * cppinit.c (struct pending_option, append_include_chain,
474 cpp_options_init, cpp_reader_init, initialize_standard_includes,
475 cpp_start_read, new_pending_define, handle_option): Similarly.
476 * cpplib.c (cpp_define, copy_comment, do_define, do_include,
477 do_undef, do_error, do_warning, do_pragma, do_pragma_once,
478 do_pragma_implementation, detect_if_not_defined,
479 do_ifdef, skip_if_group, cpp_get_token, parse_string,
480 do_assert, do_unassert): Similarly.
481 * cpplib.h (cpp_buffer, cpp_options): Update types. Update
483 * mkdeps.c (deps_add_target, deps_add_dep): cast allocations.
485 2000-03-10 Richard Henderson <rth@cygnus.com>
487 * builtins.c (expand_builtin_strlen): Revert last change.
488 Use emit_insn_before if we're at the beginning of a sequence.
490 2000-03-10 Jason Merrill <jason@casey.cygnus.com>
492 * builtins.c (expand_builtin_strlen): Make sure that we have something
493 at the beginning of the sequence.
495 * toplev.c (rest_of_compilation): Also set TREE_NOTHROW for
498 * invoke.texi (C++ Dialect Options): Document -fno-enforce-eh-specs.
500 2000-03-10 Richard Henderson <rth@cygnus.com>
502 * except.c (can_throw): Use INTVAL on a CONST_INT.
503 (reachable_handlers): Likewise.
504 * flow.c (count_basic_blocks, find_basic_blocks_1): Likewise.
506 2000-03-10 Andreas Jaeger <aj@suse.de>
508 * config/mips/linux.h: Undefine MD_EXEC_PREFIX and
509 MD_STARTFILE_PREFIX since those are not needed on linux.
510 (ASM_FILE_START): New, from mips/gnu.h.
512 2000-03-09 Richard Henderson <rth@cygnus.com>
513 Alex Samuel <samuel@codesourcery.com> and others
515 * Makefile.in (ssa.o): New rule.
517 (STAGESTUFF): Add *.ssa and *.ussa.
518 (mostlyclean): Delete *.ssa, *.ussa, */*.ssa, */*.ussa.
519 * rtl.def (PHI): New RTL expression.
520 * rtl.h (clear_log_links): New declaration.
521 (convert_to_ssa): Likewise.
522 (convert_from_ssa): Likewise.
523 * flow.c (split_edge): If the entry node falls through to the
524 split edge's source block, split the entry edge.
525 (clear_log_links): New function.
526 * toplev.c (ssa_dump): New variable.
527 (flag_ssa): Likewise.
528 (f_options): Add "ssa".
529 (compile_file): Create SSA dump files.
530 (rest_of_compilation): Go to and from SSA if enabled.
531 (decide_d_option): Handle -de for SSA dump files.
534 Thu Mar 9 20:01:38 2000 Jim Wilson <wilson@cygnus.com>
536 * expr.c (expand_assignment): For a CALL_EXPR, special case PARM_DECL
539 2000-03-09 Benjamin Kosnik <bkoz@cygnus.com>
541 * config/alpha/linux.h (WCHAR_TYPE): Make consistent.
543 Thu Mar 9 18:10:02 2000 Jeffrey A Law (law@cygnus.com)
545 * config/pa/pa-hpux10.h (LIB_SPEC): Correct typo in !p case.
546 (MD_STARTFILE_PREFIX_1): New macro.
548 2000-03-09 Robert Lipe <robertl@sco.com>
550 * config/ia64/ia64.c: Include system.h.
552 2000-03-09 Jason Merrill <jason@casey.cygnus.com>
554 * except.c (nothrow_function_p): If -fno-exceptions, just return.
555 (init_eh_nesting_info): Likewise.
557 * tree.h (struct tree_common): Rename raises_flag to nothrow_flag.
558 (TREE_NOTHROW): Rename from TREE_RAISES.
559 * toplev.c (rest_of_compilation): Set it.
560 * print-tree.c (print_node): Adjust.
561 * tree.c (stabilize_reference, build, build1): Don't set TREE_RAISES.
562 (stabilize_reference_1, get_unwidened, get_narrower): Likewise.
563 * calls.c (emit_call_1): Add 'nothrow' parm. Add
564 REG_EH_REGION note as appropriate.
565 (libfunc_nothrow): New fn.
566 (emit_library_call, emit_library_call_value): Use it.
567 (expand_call): Check TREE_NOTHROW.
569 * varasm.c (make_decl_rtl): Skip initial '*' when setting
572 2000-03-09 Andreas Jaeger <aj@suse.de>
574 * mips/linux.h (NO_IMPLICIT_EXTERN_C): Define.
575 (TARGET_MEM_FUNCTIONS): Define.
577 2000-03-09 Jason Merrill <jason@casey.cygnus.com>
579 * i386.c (ix86_valid_type_attribute_p): Use compare_tree_int.
581 * except.c (can_throw): See through a SEQUENCE.
582 (nothrow_function_p): New fn.
583 * except.h: Declare it.
584 * function.c (current_function_nothrow): New var.
585 (prepare_function_start): Initialize it.
586 * output.h: Declare it.
587 * toplev.c (rest_of_compilation): Set it.
588 * dwarf2out.c (dwarf2out_begin_prologue): Use it.
590 2000-03-09 Zack Weinberg <zack@wolery.cumb.org>
592 * cpphash.c (collect_formal_parameters): strncmp returns 0 for
593 match. (cpp_compare_defs): Count the nul separator when
594 advancing over argument names.
596 2000-03-09 Bernd Schmidt <bernds@cygnus.co.uk>
598 * recog.c (preprocess_constraints): Matching constraints affect
599 same alternative/different operand, not same operand/different
602 * reload1.c (eliminate_regs_in_insn): Handle additions of eliminable
603 register and a constant specially.
605 2000-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
607 * libgcc2.h: New file.
608 * libgcc2.c: Move macros, typedefs and prototypes to libgcc2.h.
610 Wed Mar 8 16:19:42 2000 Jim Wilson <wilson@cygnus.com>
612 * configure.in (ia64*-*-elf*, ia64*-*-linux*): New.
613 * configure: Regenerate.
616 2000-03-08 Zack Weinberg <zack@wolery.cumb.org>
618 * Makefile.in (LIBCPP_DEPS): New macro.
619 (cpplib.o, cpphash.o, cpperror.o, cppexp.o, cppfiles.o): Use
621 * cpperror.c: Include cpphash.h.
622 * cppexp.c: Include cpphash.h. Remove MULTIBYTE_CHARS
624 (lex): Don't use CPP_WARN_UNDEF.
625 (_cpp_parse_expr): Return an int, the truth value.
626 * cppfiles.c: Include cpphash.h.
627 (_cpp_merge_include_chains): Move to cppinit.c and make static.
628 * cppinit.c (include_defaults_array): Disentangle.
629 (cpp_cleanup): Don't free the if stack here.
630 (cpp_finish): Pop off all buffers, not just one.
631 * cpplib.c (eval_if_expr): Return int.
632 (do_xifdef): Rename do_ifdef.
633 (handle_directive): Don't use CPP_PREPROCESSED.
634 (cpp_get_token): Don't use CPP_C89.
635 * fix-header.c: Don't use CPP_OPTIONS.
637 * cpplib.h: Move U_CHAR, enum node_type, struct
638 file_name_list, struct ihash, is_idchar, is_idstart,
639 is_numchar, is_numstart, is_hspace, is_space, CPP_BUF_PEEK,
640 CPP_BUF_GET, CPP_FORWARD, CPP_PUTS, CPP_PUTS_Q, CPP_PUTC,
641 CPP_PUTC_Q, CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q,
642 CPP_BUMP_BUFFER_LINE, CPP_BUMP_LINE, CPP_PREV_BUFFER,
643 CPP_PRINT_DEPS, CPP_TRADITIONAL, CPP_PEDANTIC, and prototypes
644 of _cpp_simplify_pathname, _cpp_find_include_file,
645 _cpp_read_include_file, and _cpp_parse_expr to cpphash.h.
646 Move struct if_stack to cpplib.c. Move struct cpp_pending to
648 Change all uses of U_CHAR to be unsigned char instead.
649 Delete CPP_WARN_UNDEF, CPP_C89, and CPP_PREPROCESSED.
651 2000-03-08 Jason Merrill <jason@casey.cygnus.com>
653 * dwarf2out.c (dw_fde_struct): Add 'nothrow'.
654 (dwarf2out_begin_prologue): Set it.
655 (output_call_frame_info): Don't emit EH unwind info for leaves.
657 * flow.c (count_basic_blocks, find_basic_blocks_1): A rethrow
658 can occur outside of an EH region.
659 * except.c: Correct comments about rethrow behavior.
660 (rethrow_symbol_map): Do nothing if !flag_new_exceptions.
662 2000-03-08 Andrew MacLeod <amacleod@cygnus.com>
664 * flow.c (make_edges): Always call make_eh_edge for calls.
666 2000-03-08 Zack Weinberg <zack@wolery.cumb.org>
668 * cpplib.h (parse_underflow_t, CPP_NULL_BUFFER): Delete.
669 (struct cpp_buffer): Remove fname and underflow fields.
670 (struct cpp_reader): Remove get_token field.
671 (struct include_hash): Rename to struct ihash. Add typedef to
673 (struct if_stack): Remove fname field.
674 (IF_STACK_FRAME): Rename to IF_STACK.
676 * cpperror.c (print_containing_files): Trust that there are no
677 macro buffers below the top file buffer.
678 * cppfiles.c: Replace all references to 'struct include_hash'
679 with 'IHASH'. Rename initialize_input_buffer to
680 init_input_buffer. Don't set or reference cpp_buffer->fname,
681 use buffer->ihash->name instead.
682 * cpphash.c (special_symbol): Use cpp_file_buffer. Use NULL
684 * cppinit.c: Use NULL not CPP_NULL_BUFFER, IF_STACK not
685 IF_STACK_FRAME, IHASH not struct include_hash.
686 * cpplib.c: Rename eval_if_expression to eval_if_expr. Remove
687 null_underflow. Use IF_STACK not IF_STACK_FRAME, IHASH not
688 struct include_hash, NULL not CPP_NULL_BUFFER. Remove all
689 references to cpp_buffer->fname (delete entirely, or use
690 ->ihash->name instead) and IF_STACK->fname.
691 (cpp_push_buffer): Don't set new->underflow.
692 (do_include): Use cpp_file_buffer.
694 * cpphash.c (collect_formal_parameters): Remove duplicate
695 increment of argslen. Pedwarn in C99 mode if __VA_ARGS__ is
696 used as a macro argument name. Don't append "..." to namebuf
697 for varargs macros. After we're done scanning, go through
698 namebuf and make it NUL separated, not comma separated.
699 (_cpp_compare_defs): Remove register tag from variables.
700 Expect defn->argnames to be NUL separated.
701 (_cpp_dump_definition): Expect defn->argnames to be NUL
702 separated and in forward order.
703 * cpphash.h: Update documentation of argnames field.
705 2000-03-08 Richard Henderson <rth@cygnus.com>
707 * builtins.c (expand_builtin_strlen): Be prepared for strlensi
708 to fail. Don't pre-expand the source operand.
710 * i386.md (strlensi): Initialize eoschar and align before use.
712 2000-03-08 Jason Merrill <jason@casey.cygnus.com>
714 * expr.c (expand_expr, case ARRAY_REF): Still check for missing
717 2000-03-08 Gavin Romig-Koch <gavin@cetus.cygnus.com>
719 * mips.c (mips_expand_prologue): If the last
720 named argument is the vararg marker "va_list", treat it as
723 2000-03-08 Clinton Popetz <cpopetz@cygnus.com>
725 * dbxout.c (dbxout_parms): When correcting for promoted
726 big-endian parameters, use the mode of the DECL_RTL rather
729 2000-03-08 Nathan Sidwell <nathan@codesourcery.com>
731 * c-common.h (make_fname_decl): Declare.
732 * c-common.c (make_fname_decl): Define.
733 (declare_hidden_char_array): Remove.
734 (declare_function_name): Use make_fname_decl.
735 * c-decl.c (c_make_fname_decl): New function.
736 (init_decl_processing): Set make_fname_decl.
738 Tue Mar 7 23:50:31 2000 Jeffrey A Law (law@cygnus.com)
740 * cccp.c (handle_directive): Initialize backslash_newlines_p.
742 2000-03-07 Philipp Thomas <pthomas@suse.de>
744 * po/POTFILES.in: Remove cppalloc.c from file list.
746 2000-03-07 Steve Chamberlain <sac@pobox.com>
748 * pj.c (pj_expand_prologue): current_function->args_info is
749 now current_function_args_info.
751 * pj.h (STORE_FLAG_VALUE, USER_LABEL_PREFIX,
752 LOCAL_LABEL_PREFIX, ASM_GENERATE_INTERNAL_LABEL,
753 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Define.
755 2000-03-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
757 * config/c4x/c4x.h (PUT_SDB_TYPE): Define so that the type info is
758 output as hexadecimal rather than the default octal.
760 2000-03-07 Zack Weinberg <zack@wolery.cumb.org>
762 * cpphash.c (special_symbol): Fix thinko in previous commit.
764 2000-03-07 Neil Booth <NeilB@earthling.net>
766 * cppexp.c (struct operation, left_shift, right_shift,
767 cpp_parse_expr): Change some "char"s to "U_CHAR"s, and some
768 "int"s to "unsigned int"s.
769 * cpplib.c (detect_if_not_defined, do_assert, do_unassert):
771 * cpplib.h: Update for above.
772 * mkdeps.c (deps_init, deps_calc_target): Cast pointers
773 returned from allocations.
775 * cppinit.c (opt_comp, parse_options): New functions.
776 (handle_option): Use parse_option to parse a single command
777 line option, that possibly takes an argument.
778 (cpp_handle_options): Sort the array of command line options on
779 first invocation (non-ASCII hosts only).
780 (print_help): Update.
782 2000-03-07 Zack Weinberg <zack@wolery.cumb.org>
784 * mkdeps.c (munge): Fix off-by-one bug and inconsistencies in
785 backslash counting loops. Problem noted by Matt Kraai <kraai@ghs.com>.
787 * cppfiles.c (_cpp_find_include_file): Make sure ih->name is
789 * cppinit.c (cpp_cleanup): Free imp->nshort also.
791 * cpperror.c (cpp_print_containing_files,
792 cpp_print_file_and_line, v_cpp_message): Rename to
793 print_containing_files, print_file_and_line, and v_message.
794 * cppexp.c (cpp_parse_expr, cpp_parse_escape, cpp_lex): Rename
795 to _cpp_parse_expr, parse_escape, and lex.
796 (parse_charconst): Remove broken multibyte support.
797 * cppfiles.c (include_hash): Make static.
798 (cpp_included): New function.
799 (merge_include_chains, find_include_file, finclude,
800 simplify_pathname): Rename to _cpp_merge_include_chains,
801 _cpp_find_include_file, _cpp_read_include_file, and
802 _cpp_simplify_pathname.
803 * cpphash.c (cpp_lookup, free_definition, delete_macro,
804 cpp_install, create_definition, macroexpand, compare_defs,
805 dump_definition): Rename to _cpp_lookup, _cpp_free_definition,
806 _cpp_delete_macro, _cpp_install, _cpp_create_definition,
807 _cpp_macroexpand, _cpp_compare_defs, and _cpp_dump_definition.
808 * cppinit.c (cpp_handle_option): Rename to handle_option, make
810 * cpplib.c: Remove extern prototype of cpp_parse_expr.
812 * cpphash.h: Update prototypes.
813 * cpplib.h: Likewise. Prototype _cpp_parse_expr here.
815 2000-03-07 Andrew Haley <aph@cygnus.com>
817 * config/mips/mips.h (PTRDIFF_TYPE): Revert broken change;
818 PTRDIFF_TYPE should be based solely on Pmode.
821 2000-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
823 * rtl.h (rtunion_def): Constify member `rtstr'.
824 (emit_line_note_after, emit_line_note, emit_line_note_force,
825 emit_note, decode_asm_operands): Constify.
827 * cse.c (canon_hash): Likewise.
829 * dbxout.c (dbxout_block): Likewise.
831 * diagnostic.c (file_and_line_for_asm, v_error_for_asm,
832 v_warning_for_asm): Likewise.
834 * dwarfout.c (function_start_label): Likewise.
836 * emit-rtl.c (emit_line_note_after, emit_line_note, emit_note,
837 emit_line_note_force): Likewise.
839 * final.c (last_filename, asm_insn_count, final_scan_insn,
840 output_source_line): Likewise.
842 * function.h (struct emit_status): Likewise.
844 * gcse.c (hash_expr_1): Likewise.
846 * genattr.c (gen_attr, main): Likewise.
848 * genattrtab.c (struct function_unit, current_alternative_string,
849 write_attr_valueq, n_comma_elts, next_comma_elt, attr_eq,
850 attr_numeral, check_attr_test, check_attr_value,
851 convert_set_attr_alternative, convert_set_attr,
852 compute_alternative_mask, simplify_by_exploding, gen_attr,
855 * genflags.c (gen_insn): Likewise.
857 * gengenrtl.c (type_from_format): Likewise.
859 * genopinit.c (gen_insn): Likewise.
861 * genoutput.c (n_occurrences, process_template, process_template):
864 * ggc-page.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
867 * ggc-simple.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
870 * ggc.h (ggc_mark_string, ggc_mark, ggc_mark_if_gcable,
871 ggc_set_mark, ggc_get_size): Likewise.
873 * objc/objc-act.c (build_module_descriptor, finish_objc): Likewise.
875 * optabs.c (init_one_libfunc): Likewise.
877 * output.h (assemble_start_function): Likewise.
879 * recog.c (decode_asm_operands): Likewise.
881 * toplev.c (rest_of_compilation): Likewise.
883 * tree.h (emit_line_note_after, emit_line_note,
884 emit_line_note_force): Likewise.
886 * varasm.c (asm_output_bss, asm_output_aligned_bss,
887 asm_emit_uninitialised, assemble_start_function,
888 assemble_variable, const_hash, compare_constant_1,
889 find_pool_constant, mark_constant_pool, assemble_alias): Likewise.
891 * xcoffout.h (DBX_FINISH_SYMBOL): Likewise.
893 * alpha/alpha.md (call_vms, call_value_vms): Likewise.
895 * arm/aof.h (ASM_OUTPUT_ASCII): Likewise.
897 * arm/aout.h (ASM_OUTPUT_ASCII): Likewise.
899 * arm/arm-protos.h (output_ascii_pseudo_op, arm_dllexport_name_p,
900 arm_dllimport_name_p): Likewise.
902 * arm/arm.c (arm_encode_call_attribute, output_ascii_pseudo_op):
905 * arm/arm.h (ASM_OUTPUT_MI_THUNK): Likewise.
907 * arm/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
909 * arm/pe.c (arm_dllexport_name_p, arm_dllimport_name_p,
910 arm_mark_dllexport, arm_mark_dllimport,
911 arm_pe_encode_section_info): Likewise.
913 * arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS,
914 ASM_FINISH_DECLARE_OBJECT): Likewise.
916 * arm/thumb.c (thumb_function_prologue): Likewise.
918 * arm/thumb.h (ASM_OUTPUT_ASCII): Likewise.
920 * avr/avr.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
922 * clipper/clix.h (ASM_OUTPUT_ASCII): Likewise.
924 * fx80/fx80.h (ASM_OUTPUT_ASCII): Likewise.
926 * i386/cygwin.h (ASM_OUTPUT_SECTION_NAME): Likewise.
928 * i386/freebsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
930 * i386/i386-interix.h (ASM_OUTPUT_LIMITED_STRING,
931 ASM_OUTPUT_ASCII, ASM_OUTPUT_SECTION_NAME): Likewise.
933 * i386/i386-protos.h (asm_output_function_prefix): Likewise.
935 * i386/i386.c (asm_output_function_prefix): Likewise.
937 * i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise.
939 * i386/osfrose.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
941 * i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise.
943 * i386/sco5.h (ASM_FINISH_DECLARE_OBJECT,
944 ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII,
945 ASM_OUTPUT_SECTION_NAME): Likewise.
947 * i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise.
949 * i860/paragon.h (ASM_OUTPUT_ASCII): Likewise.
951 * i860/sysv3.h (ASM_OUTPUT_ASCII): Likewise.
953 * m32r/m32r.c (m32r_encode_section_info): Likewise.
955 * mcore-elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
957 * mcore/mcore.c (mcore_encode_section_info): Likewise.
959 * mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
961 * mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
963 * mips/iris6.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
965 * mips/mips.h (ASM_OUTPUT_IDENT): Likewise.
967 * mips/mips.md (movdi, movsi): Likewise.
969 * mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
971 * netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
973 * openbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
975 * ptx4.h (ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
976 ASM_OUTPUT_ASCII): Likewise.
978 * rs6000/rs6000.c (rs6000_allocate_stack_space, output_epilog,
979 output_mi_thunk, output_toc): Likewise.
981 * rs6000/rs6000.md (movsi): Likewise.
983 * rs6000/sysv4.h (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise.
985 * tahoe/harris.h (ASM_OUTPUT_ASCII): Likewise.
987 * v850/v850.c (print_operand, print_operand_address,
988 v850_encode_data_area): Likewise.
990 2000-03-07 Clinton Popetz <cpopetz@cygnus.com>
992 * config/mips/mips.md (zero_extendsidi2): Always force operand
993 one to memory for mips16.
995 Mon Mar 6 15:22:29 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
997 * tree.h (INT_CST_LT, INT_CST_LT_UNSIGNED): Remove unneeded casts.
998 (struct tree_int_cst): int_cst_low is now unsigned HOST_WIDE_INT.
999 (attribute_hash_list, type_hash_canon): hashcode is now unsigned.
1000 (type_hash_lookup, type_hash_add, type_hash_list): Likewise.
1001 (min_precision): Result is unsigned.
1002 (add_double, neg_double, mul_double): Low word is unsigned.
1003 (lshift_double, rshift_double, lrotate_double): Likewise.
1004 (rrotate_double, div_and_round_double): Likewise.
1005 (tree_floor_log2, compare_tree_int): New functions.
1006 (preserve_rtl_expr_temps): New declaration.
1007 * c-common.c (declare_hidden_char_array): Use compare_tree_int.
1008 (decl_attributes): Use tree_log2 to find alignment.
1009 Check for TREE_INT_CST_HIGH for format args.
1010 (min_precision): Now unsigned.
1011 Use tree_floor_log2.
1012 (truthvalue_conversion): Delete long-disabled code.
1013 * c-decl.c (finish_struct): Clean up tests on field width.
1014 (finish_function): Use compare_tree_int.
1015 * c-pragma.c (handle_pragma_token): Use tree_log2 for alignment.
1016 * c-typeck.c (comptypes): Use tree_int_cst_equal.
1017 (default_conversion, digest_init): Use compare_tree_int.
1018 (build_binary_op): Use integer_all_onesp and compare_tree_int.
1019 Fix type errors in forming masks.
1020 * calls.c (initialize_argument_information): Use compare_tree_int.
1021 * dbxout.c (dbxout_type): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
1022 * except.c (expand_eh_region_start_tree): Use compare_tree_int.
1023 * expr.c (is_zeros_p, case INTEGER_CST): Use integer_zerop.
1024 (store_field): Use compare_tree_int.
1025 (expand_expr, case CONSTRUCTOR): Use TYPE_SIZE_UNIT.
1026 (expand_expr, case ARRAY_REF): Use compare_tree_int.
1027 (do_jump, case BIT_AND_EXPR): Use tree_floor_log2.
1028 (do_store_flag): Use compare_tree_int.
1029 * fold-const.c (encode, decode): Low part is always unsigned.
1030 (force_fit_type, add_double, neg_double, mul_double): Likewise.
1031 (lshift_double, rshift_double, lrotate_double): Likewise.
1032 (rrotate_double, div_and_round_double, int_const_binop): Likewise.
1033 (fold_convert): Use compare_tree_int.
1034 (operand_equal_p, case INTEGER_CST): Use tree_int_cst_equal.
1035 (invert_truthvalue, case INTEGER_CST): Likewise.
1036 (fold): Use compare_tree_int; add casts for unsigned TREE_INT_CST_LOW.
1037 * mkdeps.c (deps_dummy_targets): Make I unsigned.
1038 * rtl.h (add_double, neg_double, mul_double): Low words are unsigned.
1039 (lshift_double, rshift_double, lrotate_double, rrotate_double):
1041 * stmt.c (expand_decl): Use compare_tree_int and mode_for_size_tree.
1042 (expand_end_case): Use compare_tree_int.
1043 (estimate_case_costs): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
1044 * stor-layout.c (mode_for_size_tree): Use compare_tree_int.
1045 (layout_decl): Likewise.
1046 (layout_record, layout_union): Make sizes unsigned.
1047 (layout_type, case VOID_TYPE): TYPE_SIZE must be bitsizetype.
1048 (layout_type, case QUAL_UNION_TYPE): Use compare_tree_int.
1049 * tree.c (struct type_hash): hashcode is unsigned.
1050 (build_type_attribute_variant, type_hash_list): Likewise.
1051 (type_hash_lookup, type_hash_add, type_hash_canon): Likewise.
1052 (attribute_hash_list, build_array_type, build_method_type): Likewise.
1053 (build_complex_type): Likewise.
1054 (real_value_from_int_cst): Remove unneeded casts.
1055 (integer_all_onesp): Add casts.
1056 (tree_floor_log2, compare_tree_int): New functions.
1057 (build_index_type): Use tree_int_cst_sgn.
1058 * varasm.c (assemble_variable): Use compare_tree_int.
1060 2000-03-06 Jason Merrill <jason@casey.cygnus.com>
1062 * cpphash.c (collect_expansion): Also catch ## at start of macro.
1064 * varasm.c (make_decl_rtl): Don't add a number to members of
1066 (make_function_rtl): Likewise.
1068 2000-03-06 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1070 * gcse.c (compute_can_copy): Adjust if/else blocks from rth's
1071 patch from 2000-01-28.
1073 2000-03-06 Clinton Popetz <cpopetz@cygnus.com>
1075 * config/sh/sh.c: (barrier_align): Handle a delay slot that is
1076 filled with an insn from the jump target.
1078 2000-03-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1080 * config/c4x/c4x-protos.h (c4x_global_name): Constify char *.
1081 (c4x_external_ref): Likewise.
1082 * config/c4x/c4x.c (struct name_list): Likewise.
1084 1999-12-16 Ben Collins <bcollins@debian.org>
1086 * Makefile.in: Pass a new MULTILIB_EXCLUSIONS option as the sixth
1087 argument to genmultilib.
1088 * genmultilib: accept new MULTILIB_EXCLUSIONS option and output
1089 the contents into the multilib.h header.
1090 * gcc.c: Declare multilib_exclusions for the specs file.
1091 (set_multilib_dir): Use it.
1092 (print_multilib_info): Likewise.
1093 * t-linux64: Declare arguments for new MULTILIB_EXCLUSIONS option
1094 to pass to genmultilib.
1096 2000-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1098 * builtins.c (built_in_class_names, built_in_names): Constify a
1101 * gmon-sol2.c (monstartup, moncontrol): Cast ptrs to long, not
1103 (_mcleanup): Ensure value matches format specifier in sprintf.
1105 * cpphash.c (special_symbol): Don't needlessly cast away
1108 * cppinit.c (base_name): Delete unused prototype.
1110 * mkdeps.c (deps_init): Make definition K&R safe.
1112 * tree.h (built_in_class_names, built_in_names): Constify a
1115 2000-03-06 Jakub Jelinek <jakub@redhat.com>
1117 * config/sparc/sparc.c (eligible_for_epilogue_delay): Accept
1118 floating point instructions for epilogue delay.
1120 * config/sparc/sparc.h (ASM_ARCH64_SPEC): Pass -no-undeclared-regs
1121 to gas if it supports .register pseudo.
1123 * real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Define to
1124 LONG_DOUBLE_TYPE_SIZE if not defined.
1125 Use MAX_LONG_DOUBLE_TYPE_SIZE instead of
1126 LONG_DOUBLE_TYPE_SIZE in preprocessor if clauses.
1128 * gengenrtl.c: Likewise.
1129 * print-rtl.c: Likewise.
1131 * config/sparc/sol2-sld-64.h (TARGET_DEFAULT): Set
1132 MASK_LONG_DOUBLE_128.
1133 * config/sparc/sol2.h (TARGET_DEFAULT): Likewise.
1134 * config/sparc/sp64-elf.h (TARGET_DEFAULT): Likewise.
1135 * config/sparc/linux64 (TARGET_DEFAULT): Likewise.
1136 (SUBTARGET_SWITCHES): Define.
1137 (CPP_ARCH32_SPEC): Define __LONG_DOUBLE_128__ if compiling
1138 with -mlong-double-128.
1139 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
1140 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
1141 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
1142 (CC1_SPEC): Include -mlong-double-{64,128} as needed.
1143 * config/sparc/linux.h (SUBTARGET_SWITCHES): Define.
1144 (CPP_SUBTARGET_SPEC): Define __LONG_DOUBLE_128__ if compiling
1145 with -mlong-double-128.
1146 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
1147 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
1148 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
1149 * config/sparc/sparc.h (MASK_LONG_DOUBLE_128,
1150 TARGET_LONG_DOUBLE_128): Define.
1151 * config/sparc/linux-aout.h (LONG_DOUBLE_TYPE_SIZE): Remove.
1152 * config/sparc/sparc.c (sparc_override_options): Disallow 64bit
1153 long double on TARGET_ARCH64.
1155 2000-03-06 Mark Mitchell <mark@codesourcery.com>
1157 * function.c (free_temps_for_rtl_expr): Don't free slots
1158 that have been pushed into a higher level.
1161 2000-03-05 Mark Mitchell <mark@codesourcery.com>
1163 2000-03-05 Mark Mitchell <mark@codesourcery.com>
1165 * basic-block.h (ALLOCA_REG_SET): Remove.
1166 (INITIALIZE_REG_SET): New macro.
1167 * flow.c (update_life_info): Use it.
1168 (calculate_global_regs_live): Likewise.
1169 (propagate_block): Likewise.
1170 * global.c (build_insn_chain): Likewise.
1171 * haifa-sched.c (schedule_region): Likewise.
1173 2000-03-05 Stephane Carrez <stcarrez@worldnet.fr>
1175 * dwarf2out.c (UNALIGNED_WORD_ASM_OP): Support 2 bytes pointer.
1176 (ASM_OUTPUT_DWARF_ADDR_CONST): Use UNALIGNED_WORD_ASM_OP.
1177 (DWARF_ARANGES_PAD_SIZE): New define.
1178 (output_aranges): Use it to pad the address range header.
1179 (DWARF_ROUND): Fix for non power of 2 rounding.
1181 2000-03-05 Jason Merrill <jason@casey.cygnus.com>
1183 * mkdeps.c (deps_calc_target): Remove incorrect 'const'.
1185 2000-03-05 Mark Mitchell <mark@codesourcery.com>
1187 * tree.def (RTL_EXPR): Update documentation.
1188 * tree.h (RTL_EXPR_HAS_NO_SCOPE): New macro.
1189 * expr.c (expand_expr): Handle RTL_EXPR_HAS_NO_SCOPE.
1190 * function.c (preserve_rtl_expr_temp): New function.
1191 (preserve_rtl_expr_temps): Likewise.
1192 (preserve_rtl_expr_result): Use it.
1195 2000-03-04 Mark Mitchell <mark@codesourcery.com>
1197 2000-03-04 Thomas Schuster <Thomas.Schuster@gmx.net>
1199 * regmove.c (copy_src_to_dest) Do not create src->dest move
1200 for unchanging destination.
1202 2000-03-04 Mark Mitchell <mark@codesourcery.com>
1204 * function.h (struct sequence_stack): Remove rtl_expr.
1205 (struct emit_staus): Likewise.
1206 (seq_rtl_expr): Remove.
1207 * tree.h (free_temps_for_rtl_expr): Don't declare.
1208 (start_sequence_for_rtl_expr): Likewise.
1209 * rtl.h (preserve_rtl_expr_result): Likewise.
1210 * emit-rtl.c (start_sequence): Don't set sequence_rtl_expr.
1211 (start_sequence_for_rtl_expr): Remove.
1212 (push_topmost_sequence): Don't save sequence_rtl_expr.
1213 (pop_topmost_sequence): Remove comment about not restoring it.
1214 (end_sequence): Don't set seq_rtl_expr.
1215 (init_emit): Don't initialize it.
1216 (mark_sequence_stack): Don't mark it.
1217 (mark_emit_status): Likewise.
1218 * except.c (protect_with_terminate): Use
1219 start_sequence_for_rtl_expr, not start_sequence.
1220 * expr.c (expand_expr, case RTL_EXPR): Don't call
1221 preserve_rtl_expr_result or free_temps_for_rtl_expr.
1222 * function.c (assign_stack_temp_for_type): Don't set rtl_expr.
1223 (preserve_rtl_expr_result): Remove.
1224 (free_temps_for_rtl_expr): Likewise.
1225 (pop_temp_slots): Likewise.
1226 (mark_temp_slot): Don't mark the rtl_expr.
1227 * stmt.c (expand_start_stmt_expr): Use start_sequence, not
1228 start_sequence_for_rtl_expr.
1230 2000-03-04 Zack Weinberg <zack@wolery.cumb.org>
1232 * mkdeps.c, mkdeps.h: New files.
1233 * po/POTFILES.in: Add them.
1234 * Makefile.in (LIBCPP_OBJS): Add mkdeps.o.
1235 (cpplib.o, cppinit.o): Depend on mkdeps.h.
1236 (mkdeps.o): New target.
1238 * cppfiles.c: Delete deps_output.
1239 * cppinit.c: Include mkdeps.h. Delete known_suffixes,
1240 OBJECT_SUFFIX, and base_name.
1241 (cpp_cleanup): Use deps_free. Free ihash->name when clearing
1243 (initialize_dependency_output): Use deps_init,
1244 deps_add_target, deps_calc_target, and deps_add_dep. Remove
1245 all the unnecessary string bashing.
1246 (cpp_finish): Use deps_write. Remove an unnecessary nesting
1248 * cpplib.c (do_include): Use deps_add_dep.
1249 * cpplib.h (struct cpp_reader): Replace deps_buffer,
1250 deps_allocated_size, deps_size, deps_column members with
1251 single pointer to a struct deps. Delete prototype of
1254 * cppinit.c: Fix thinko in previous patch.
1256 Sat Mar 4 11:32:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1258 * machmode.h (mode_for_size, smallest_mode_for_size): SIZE now signed.
1259 * stor-layout.c (mode_for_size, smallest_mode_for_size): Likewise.
1260 (mode_for_size_tree): New function.
1261 (layout_decl, layout_type): Call it and clean up BLKmode checks.
1262 * tree.h (mode_for_size_tree): New declaration.
1264 * toplev.c (debug_ignore_block): Mark arg BLOCK as possibly unused.
1266 2000-03-04 Jason Merrill <jason@casey.cygnus.com>
1268 * stmt.c (is_body_block): Move...
1269 * dwarfout.c, dwarf2out.c: ...from here.
1270 * tree.h: Declare it.
1271 * emit-rtl.c (remove_unncessary_notes): Don't remove the body block.
1272 * final.c (final_start_function): Do call remove_unnecessary_notes
1275 2000-03-03 Zack Weinberg <zack@wolery.cumb.org>
1277 * config/vax/xm-vms.h: Define OBJECT_SUFFIX and EXECUTABLE_SUFFIX.
1279 * cpplib.h (_dollar_ok): New macro.
1280 (is_idchar, is_idstart): Use it.
1281 (IStable): Rename to _cpp_IStable. Declare it const if
1282 gcc >=2.7 or C99. Delete all references to FAKE_CONST.
1283 (is_idchar, is_idstart, is_numchar, is_numstart, is_hspace,
1284 is_space): Update for renamed IStable.
1286 * cppinit.c: Delete all references to FAKE_CONST and CAT
1287 macros. Define init_IStable as empty macro if gcc >=2.7 or
1288 C99. Change TABLE() to ISTABLE and hardcode name of table.
1289 (cpp_start_read): Don't change the IStable based on
1292 * cpphash.c (unsafe_chars): Add pfile argument. All callers
1293 changed. Handle '$' for char1 correctly.
1294 * cpplib.c (cpp_get_token): Use is_numchar when parsing numbers.
1296 * cppexp.c (tokentab2): Make const.
1297 (cpp_lex): Make toktab const.
1298 * cppinit.c (include_defaults_array): Make const.
1299 (initialize_standard_includes): Make default_include const.
1301 2000-03-03 Jason Merrill <jason@casey.cygnus.com>
1303 * dwarf2out.c (dwarf2out_frame_debug): Add cast to silence warning.
1304 (dwarf2out_decl): Functions can now have DECL_IGNORED_P.
1305 (gen_decl_die): Likewise.
1306 * dwarfout.c (dwarfout_file_scope_decl): Likewise.
1307 (output_decl): Likewise.
1309 * varasm.c (make_function_rtl): If we change the name used in the
1310 rtl, update DECL_ASSEMBLER_NAME accordingly.
1311 (make_decl_rtl): Likewise.
1313 * toplev.c (rest_of_compilation): Tweak formatting.
1315 * toplev.c (rest_of_compilation): find_loop_tree_blocks before
1316 remove_unnecessary_notes.
1317 (debug_ignore_block): New fn.
1318 * toplev.h: Declare it.
1319 * emit-rtl.c (remove_unncessary_notes): Call it.
1320 * dwarf2out.c (dwarf2out_ignore_block): New fn.
1321 * dwarf2out.h: Declare it.
1322 * final.c (final_start_function): Don't call remove_unnecessary_notes
1323 if we did insn scheduling.
1325 2000-03-03 Zack Weinberg <zack@wolery.cumb.org>
1327 * cppinit.c (cpp_handle_option): Set opts->pedantic directly.
1328 * cpplib.h: Delete SET_CPP_PEDANTIC.
1330 Fri Mar 3 14:56:12 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1332 * expr.c (expand_expr, case COMPONENT_REF): Use bitfield case if
1333 result is a RECORD_TYPE.
1335 2000-03-03 Jonathan Larmour <jlarmour@cygnus.co.uk>
1337 * mips/elf.h (CTOR_LISTS_DEFINED_EXTERNALLY): Added.
1339 2000-03-03 Richard Henderson <rth@cygnus.com>
1341 * alpha.c (alpha_emit_set_const_1): Re-order cases to prefer
1342 addition over compliments over shifts.
1344 Fri Mar 3 12:49:28 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1346 * reload1.c (reload_combine_note_use): Handle return register USEs.
1347 REG case: Handle multi-hard-register hard regs.
1349 Fri Mar 3 07:38:34 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1351 * md.texi: Document use of '*' in insn pattern name.
1353 2000-03-03 Jason Merrill <jason@casey.cygnus.com>
1355 * calls.c (special_function_p): operator new may not be malloc-like.
1357 * gcse.c (dump_hash_table): Really fix error in last change.
1359 2000-03-02 Denis Chertykov <denisc@overta.ru>
1361 * avr.c (print_operand): Use print_operand_address instead of
1363 * avr/libgcc.S: Cleanup code.
1365 2000-03-02 Richard Henderson <rth@cygnus.com>
1367 * alpha.c (alpha_emit_set_const_1): Also try c + small constant.
1369 2000-03-02 Mark Mitchell <mark@codesourcery.com>
1371 * tree.h (TYPE_ALIGN_UNIT): New macro.
1373 2000-03-02 Clinton Popetz <cpopetz@cygnus.com>
1375 * i386.c: (constant_call_address_operand): Reject CONST_INT.
1377 2000-03-02 Jason Merrill <jason@casey.cygnus.com>
1379 * cpplib.h (CPP_PEDANTIC): Only true if system_header_p is not set
1381 (SET_CPP_PEDANTIC): New macro.
1382 * cpplib.c (do_include): Don't bother checking system_header_p.
1383 (do_warning, do_ident, do_assert, do_unassert): Likewise.
1384 * cppinit.c (cpp_handle_option): Use SET_CPP_PEDANTIC.
1386 * function.h (struct expr_status): Add x_arg_space_so_far.
1387 (arg_space_so_far): New macro.
1388 * expr.c (init_expr): Initialize it.
1389 * calls.c (emit_call_1): Reset it.
1390 (compute_argument_block_size, expand_call): Use it.
1391 (expand_call, store_one_arg): Increment it.
1393 Thu Mar 2 17:27:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1395 * varasm.c (output_constant): Strip off a CONVERT_EXPR to
1398 2000-03-02 Zack Weinberg <zack@wolery.cumb.org>
1400 * cppfiles.c (cpp_read_file): New function.
1402 * cpphash.c (collect_expansion): Make sure to reset last_token
1403 to NORM when we hit a string. Handle trailing whitespace
1404 properly when the expansion is empty.
1405 (create_definition): Disable line commands while parsing the
1407 (dump_definition): If pfile->lineno == 0, output a line
1408 command ahead of the dump, and add a trailing newline.
1410 * cppinit.c (append_include_chain): Add fifth argument, which
1411 indicates whether or not system headers are C++ aware.
1412 (initialize_standard_includes): New function,
1413 broken out of read_and_prescan. Pass 'cxx_aware' value from
1414 the include_defaults_array on to append_include_chain.
1415 (dump_special_to_buffer): Const-ify char array.
1416 (builtin_array): Don't dump __BASE_FILE__.
1417 (cpp_start_read): Use cpp_read_file. Reorder code for
1418 clarity. Don't output line commands here for -D/-A/-U
1419 switches. Don't call deps_output for files included with
1420 -include or -imacros.
1422 * cpplib.c (do_define): Don't pay any attention to the second
1424 (cpp_expand_to_buffer): Disable line commands while scanning.
1425 (output_line_command): Work in the file buffer.
1426 * cpplib.h: Remove no_record_file flag from struct cpp_reader.
1427 Fix formatting of comments. Prototype cpp_read_file.
1429 Thu Mar 2 13:29:46 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1431 * c-common.c (c_common_nodes_and_builtins): Make sizetype_endlink
1432 reference the language-equivalent of sizetype.
1433 * c-typeck.c (comptypes): Treat sizetype like its language equivalent.
1434 * fold-const.c (size_binop, size_diffop): Put back checks.
1435 * gcse.c (dump_hash_table): Fix minor error in last change.
1436 * stor-layout.c (set_sizetype): Set TYPE_DOMAIN of sizetype.
1437 Clear TYPE_{NEXT,MAIN}_VARIANT and TYPE_{POINTER,REFERENCE}_to of
1440 Thu Mar 2 12:48:45 MET 2000 Jan Hubicka <jh@suse.cz>
1442 * calls.c (expand_call) Do not attempt to combine stack adjustments
1443 with inhibit_defer_pop set.
1445 2000-03-01 Mark Mitchell <mark@codesourcery.com>
1447 * stor-layout.c (layout_decl): Allow front-ends to explicitly set
1448 the DECL_SIZE for a FIELD_DECL.
1450 2000-03-01 Bruce Korb <bkorb@gnu.org>
1452 * fixinc/inclhack.tpl: remove unused symlinks
1453 * fixinc/README: GCC Maintainer info
1454 * fixinc/inclhack.sh: regen
1455 * fixinc/fixincl.sh: regen
1457 2000-03-01 Zack Weinberg <zack@wolery.cumb.org>
1459 * cpphash.c (collect_expansion): Trim trailing white space
1460 from macro definitions, but don't go past the last insertion
1463 Wed Mar 1 12:14:31 MET 2000 Jan Hubicka <jh@suse.cz>
1465 * i386.md (mulqi3): New pattern.
1467 2000-02-29 Zack Weinberg <zack@wolery.cumb.org>
1469 * cpplib.h (CPP_ASSERTION, CPP_STRINGIZE, CPP_TOKPASTE): New
1471 (struct cpp_reader): Add parsing_if_directive and
1472 parsing_define_directive flags.
1473 (struct cpp_options): Remove output_conditionals flag.
1474 (check_macro_name): Delete prototype.
1476 * cpphash.h (struct macrodef): Delete.
1477 (struct reflist): Separate from struct definition.
1478 (struct definition): Remove unused fields. Add column number.
1479 (create_definition): Returns a DEFINITION *. Takes a
1480 cpp_reader * and an int.
1482 * cpphash.c (SKIP_WHITE_SPACE): Delete.
1483 (PEEKC): Copy defn from cpplib.c.
1484 (rest_extension, REST_EXTENSION_LENGTH): Delete.
1486 (struct arglist): Simplify.
1487 (collect_expansion): Rewrite. Get tokens by calling
1488 cpp_get_token. Add more error checking.
1489 (collect_formal_parameters): New function, broken out of
1490 create_definition and reworked to use get_directive_token.
1491 (create_definition): All real work is now in collect_expansion
1492 and collect_formal_parameters. do_define handles finding the
1493 macro name. Return a DEFINITION, not a MACRODEF.
1494 (macroexpand): Replace bcopy with memcpy throughout. Replace
1495 character-at-a-time copy loop with memcpy and pointer increments.
1496 (compare-defs): d1->argnames / d2->argnames might be null.
1498 * cpplib.c (copy_rest_of_line): Delete function.
1499 (skip_rest_of_line): Do all the work ourselves.
1500 (skip_string): New function.
1501 (parse_string): Use skip_string.
1502 (get_macro_name): New function.
1503 (check_macro_name): Delete.
1504 (copy_comment): Use CPP_RESERVE and CPP_PUTC_Q.
1505 (cpp_skip_hspace): Use CPP_BUMP_LINE.
1506 (handle_directive): ICE if we're called on a macro buffer.
1507 (do_define): Determine macro name and type (funlike/objlike)
1508 here. Expunge all uses of MACRODEF.
1509 (cpp_push_buffer): Set line_base to NULL.
1510 (do_undef, read_line_number): Don't worry about getting a POP token.
1511 (eval_if_expression): Set/reset parsing_if_directive around
1512 cpp_parse_expr. Don't clear only_seen_white.
1513 (skip_if_group): Remove output_conditionals logic. Use
1515 (cpp_get_token): Return ASSERTION, STRINGIZE, and TOKPASTE
1516 tokens under appropriate conditions.
1517 (cpp_unassert): Call do_unassert not do_assert. Oops.
1519 * cppexp.c (parse_defined): New function, break out of
1521 (cpp_lex): We now get CPP_ASSERTION tokens and can check them
1522 ourselves, with cpp_defined.
1523 * cppinit.c (cpp_handle_option, print_help): Delete -ifoutput.
1525 * gcc.dg/20000209-2.c: Turn off -pedantic-errors.
1526 * gcc.dg/strpaste-2.c: New.
1528 2000-02-29 Mark Mitchell <mark@codesourcery.com>
1530 * fold-const.c (size_binop): Don't asert inputs are the same and
1531 have TYPE_IS_SIZETYPE set.
1532 (size_diffop): Likewise.
1534 2000-02-29 Jason Merrill <jason@casey.cygnus.com>
1536 * dwarfout.c (output_block): Output abstract blocks even if they
1537 don't have TREE_ASM_WRITTEN set.
1539 * calls.c (emit_library_call): Check for null REG.
1541 2000-03-01 Martin von Loewis <loewis@informatik.hu-berlin.de>
1543 * c-decl.c (current_function_decl): Move to toplev.c.
1544 (init_decl_processing): Don't add current_function_decl as a ggc
1546 * dbxout.c (dbxout_symbol): Change return type to int.
1547 (dbxout_symbol_location, dbxout_syms): Likewise.
1548 (dbxout_block): Don't emit LBRAC/RBRAC pairs for blocks without
1549 any locals. Use current_function_func_begin_label if set.
1550 * dbxout.h (dbxout_symbol, dbxout_syms): Change return type.
1551 * dwarf2out.c (dwarf2out_begin_prologue): Set
1552 current_function_func_begin_label.
1553 * final.c (final_start_function): Reset it.
1554 * toplev.c (current_function_decl): Define it here.
1555 (current_function_func_begin_label): New variable.
1556 (main): Add both as ggc roots.
1557 * tree.h (current_function_func_begin_label): Declare.
1559 Tue Feb 29 14:07:04 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1561 * gcse.c: Cleanups throughout: mostly white-space, but also
1562 some minor rearrangement of code.
1564 Tue Feb 29 10:45:59 2000 Jeffrey A Law (law@cygnus.com)
1566 * calls.c (emit_library_call): Do not abort if FUNCTION_ARG
1567 returns a PARALLEL. Use emit_group_load and use_group_regs
1569 (emit_library_call_value): Similarly.
1571 * pa/t-pa: Use quadlib.c instead of quadlib.asm.
1572 * pa/quadlib.asm: Remove.
1573 * pa/quadlib.c: New file.
1575 * configure.in (hpux10, hpux11, PA32 mode): Use i128 float format.
1576 * configure: Rebuilt.
1578 2000-02-29 Philip Blundell <pb@futuretv.com>
1580 * config/arm/conix-elf.h: New file.
1581 * configure.in (arm*-*-conix*): New configuration.
1582 * configure: Regenerate.
1584 2000-02-28 Jason Merrill <jason@casey.cygnus.com>
1586 * dwarf2out.c (gen_block_die): Output abstract blocks even if they
1587 don't have TREE_ASM_WRITTEN set.
1589 Mon Feb 28 21:07:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1591 * Eliminate DECL_FIELD_SIZE.
1592 * builtins.c (built_in_class_names, built_in_names): New variables.
1593 * c-decl.c (finish_struct): Set specified size in DECL_SIZE.
1594 * expr.c (expand_expr, case COMPONENT_REF): Get field size from
1595 DECL_SIZE, not DECL_FIELD_SIZE.
1596 * print-tree.c (print_node): Remove code that prints extra blank
1597 lines in some cases.
1598 Properly handle inline and builtin function cases.
1599 * stor-layout.c (layout_decl): Get specified size from DEC_SIZE.
1600 * tree.h (built_in_class_named, built_in_names): New declarations.
1601 (union tree_decl): Rename internal unions to u1 and u2 and change
1602 some of their components.
1603 Add new field built_in_class.
1604 (DECL_ALIGN, DECL_INCOMING_RTL, DECL_SAVED_INSNS, DECL_FRAME_SIZE):
1605 Reflect above changes.
1606 (DECL_FUNCTION_CODE, DECL_BUILT_IN_CLASS): Likewise.
1607 (DECL_SET_FUNCTION_CODE, DECL_FIELD_SIZE): Deleted.
1608 * objc/objc-act.c (objc_copy_list): Use DECL_SIZE, not DECL_FIELD_SIZE.
1609 (encode_field_decl): Likewise; also remove obsolete test for bitfield.
1611 2000-02-28 Dmitri Makarov <dim@windriver.com>
1613 * extend.texi: Document ARM's support for long/short calls.
1615 * invoke.texi: Document ARM's -mlong-calls command line switch.
1617 * config/arm/arm-protos.h (arm_is_longcall_p): Add prototype.
1618 (arm_encode_call_attribute): Add prototype.
1619 (arm_set_default_type_attribute): Add prototype.
1620 (arm_strip_name_encoding): Add prototype.
1622 * config/arm/arm.c (arm_init_cumulative_args): replace
1623 initialisation og 'long_calls' field with initialisation of
1624 'call_cookie' field.
1625 (enum arm_pragma_enum): New enum.
1626 (arm_pragma_long_calls): New static variable.
1627 (arm_process_pragma): Also process "#pragma long_calls_off".
1628 (arm_valid_type_attribute_p): Accept short_call attribute.
1629 (arm_comp_type_attributes): Check long/short call attributes.
1630 (arm_encode_call_attribute): New function: Encode long_call
1631 or short_call attribute in function name.
1632 (arm_set_default_type_attributes): New function: Assign
1633 default attributes to newly defined type.
1634 (current_file_function_operand): New function: Return true if
1635 the symbol is a function which has already been compiled.
1636 (arm_is_longcall_p): New function: Return true if the
1637 indicated function should be called via a long call.
1638 (arm_get_strip_length): New function. Returns number of
1639 prefix characters to be stripped from a function's name.
1640 (arm_strip_name_encoding): New function. Strip prefix characters
1641 from a function's name.
1643 * config/arm/arm.h (CUMULATIVE_ARGS): Replace 'long_call' field
1645 (SHORT_CALL_FAG_CHAR): Define.
1646 (LONG_CALL_FAG_CHAR): Define.
1647 (ENCODED_SHORT_CALL_ATTR_P): Define.
1648 (ENCODED_LONG_CALL_ATTR_P): Define.
1649 (ARM_NAME_ENCODING_LENGTHS): Define.
1650 (STRIP_NAME_ENCODING): Define.
1651 (ASM_OUTPUT_LABELREF): Define, and use to strip name encoding.
1652 (ARM_ENCODE_CALL_TYPE): Define.
1653 (ENCODE_SECTION): Invoke ARM_ENCODE_CALL_TYPE.
1654 (ARM_DECLARE_FUNCTION_SIZE): Define.
1655 (SET_DEFAULT_TYPE_ATTRIBUTES): Define.
1657 * config/arm/arm.md (call): Call arm_is_longcall_p to decide
1658 if a long call is needed.
1659 (call_value): Ditto.
1660 (call_symbol): Ditto.
1662 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Add invocation of
1663 ARM_DECLARE_FUNCTION_SIZE.
1665 * config/arm/pe.h (ARM_PE_FLAG_CHAR): Define.
1666 (SUBTARGET_NAME_ENCODING_LENGTHS): Define.
1667 (ARM_STRIP_NAME_ENCODING): Undefine.
1668 (STRIP_NAME_ENCODING): Undefine.
1669 (ASM_OUTPUT_LABELREF): Use arm_strip_name_encoding.
1670 (ASM_DECLARE_FUNCTION_NAME): Ditto.
1671 (ASM_OUTPUT_COMMON): Ditto.
1672 (ASM_DECLARE_OBJECT_NAME): Ditto.
1674 * config/arm/pe.c (arm_dllexport_name_p): Check for
1676 (arm_dllimport_name_p): Ditto.
1677 (arm_mark_dllexport): Use ARM_PE_FLAG_CHAR.
1678 (arm_mark_dllimport): Ditto.
1680 Mon Feb 28 22:11:12 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1682 * sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Define.
1684 2000-02-28 Mark Mitchell <mark@codesourcery.com>
1686 * xcoffout.c (xcoffout_begin_function): Fix typo in previous change.
1688 2000-02-28 Zack Weinberg <zack@wolery.cumb.org>
1690 * tm.texi: Document new target switch, NO_BUILTIN_WCHAR_TYPE.
1691 * cppinit.c (builtin_array): Define __WCHAR_TYPE__ only if
1692 NO_BUILTIN_WCHAR_TYPE is not defined.
1693 (CPP_WCHAR_TYPE): Delete.
1694 * cccp.c (main): Don't change wchar_type if cplusplus.
1695 (special_symbol, initialize_builtins): Honor NO_BUILTIN_WCHAR_TYPE.
1697 2000-02-28 Nick Clifton <nickc@cygnus.com>
1699 * config/arm/arm-wince-pe.h (SIZE_TYPE): Define to "unsigned long".
1701 Mon Feb 28 14:21:15 2000 Catherine Moore <clm@cygnus.com>
1703 * config/pa/som.h (MAKE_DECL_ONE_ONLY): Define.
1704 (ASM_WEAKEN_LABEL): Define.
1706 Mon Feb 28 13:07:19 MET 2000 Jan Hubicka <jh@suse.cz>
1708 * expr.c (store_constructor): Do not emit USE.
1709 * rtl.h (stupid_life_analysis): Remove.
1711 Mon Feb 28 07:03:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1713 * function.c (number_blocks): Reset next_block_index based on
1714 what debugging format is used, not what is defined.
1716 * lcm.c: Minor reformatting throughout.
1717 (reg_dies, reg_becomes_live): Properly handle multiple hard regs.
1719 * toplev.c (rest_of_compilation): Account for time in
1720 optimize_mode_switching.
1722 * jump.c (jump_optimize_1): Don't call delete_barrier_successors
1723 if only marking labels.
1725 Mon Feb 28 12:53:57 MET 2000 Jan Hubicka <jh@suse.cz>
1727 * calls.c (expand_call): Attempt to combine stack adjustments with
1728 pending stack adjustments.
1730 Mon Feb 28 11:34:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1732 * loop.c (reg_in_basic_block_p): Don't abort when falling through
1733 to the end of the function.
1735 2000-02-27 Mark Mitchell <mark@codesourcery.com>
1737 * emit-rtl.c (remove_unncessary_notes): Remove notes for empty
1739 * final.c (next_block_index): Remove.
1740 (max_block_depth): Likewise.
1741 (pending_blocks): Likewise.
1742 (init_final): Don't initialize them.
1743 (final_start_function): Don't set next_block_index. Set up
1745 (final_scan_insn): Use BLOCK_NUMBER, not next_block_index.
1746 * function.h (number_blocks): New function.
1747 * function.c (get_block_vector): New function.
1748 (identify_blocks): Use it.
1749 (reorder_blocks): Set NOTE_BLOCK.
1750 (number_blocks): New function.
1751 * tree.def (BLOCK): Add documentation for TREE_ASM_WRITTEN flag.
1752 * tree.h (BLOCK_NUMBER): New macro.
1753 (tree_block): Add block_num field.
1754 * dbxout.c (next_block_number): Remove.
1755 (dbxout_init): Don't set it.
1756 (dbxout_block): Only output blocks that have TREE_ASM_WRITTEN
1757 set. Use BLOCK_NUMBER, rather than next_block_num, to determine
1759 * toplev.c (rest_of_compilation): Always call
1760 find_loop_tree_blocks. Fix indentation.
1761 * dwarf2out.c (next_block_number): Remove.
1762 (gen_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
1763 to determine block numbers.
1764 (gen_inlined_subroutine_die): Likewise.
1765 (gen_block_die): Only output blocks that have TREE_ASM_WRITTEN set.
1766 (decls_for_scope): Don't increment next_block_number.
1767 * dwarfout.c (next_block_number): Remove.
1768 (output_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
1769 to determine block numbers.
1770 (output_inlined_subroutine_die): Likewise.
1771 (output_block): Only output blocks that have TREE_ASM_WRITTEN set.
1772 (output_decls_for_scope): Don't increment next_block_number.
1773 * sdbout.c (next_block_number): Remove.
1774 (sdbout_block): Use BLOCK_NUMBER.
1775 (sdbout_begin_block): Simplify.
1776 * xcoffout.c (next_block_number): Remove.
1777 (xcoffout_block): Use BLOCK_NUMBER, not next_block_number.
1778 (xcoffout_begin_block): Don't set next_block_number.
1779 (xcoffout_begin_function): Likewise. Use BLOCK_NUMBER, not
1782 Sun Feb 27 16:40:33 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1784 * builtins.c (c_strlen): Use size_diffop and return ssizetype value.
1785 (expand_builtin_strcpy): Pass correct type to size_binop.
1786 (expand_builtin_strcmp): Likewise.
1787 Clean up conditional structure.
1788 * c-decl.c (init_decl_processing): Don't call set_sizetype twice.
1789 (complete_array_type): Don't use size_binop for MAXINDEX.
1790 * c-typeck.c (c_sizeof): Use size_one_node and TYPE_SIZE_UNIT.
1791 (c_sizeof_nowarn, c_size_in_bytes): Likewise.
1792 (c_alignof): Use size_one_node.
1793 (build_unary_op): Pass arg of proper type to size_binop.
1794 (really_start_incremental_init, push_init_level): Use sizetype for
1795 constructor{,_bit,_unfilled}_index.
1796 (pop_init_label, output_init_element): Likewise.
1797 (output_pending_init_elements, process_init_element): Likewise.
1798 * calls.c (compute_argument_block_size): Field VAR is ssizetype.
1799 * expr.c (store_expr): Use size_int.
1800 (store_constructor): Use proper types for size_binop args.
1801 (get_inner_reference, expand_expr, case ARRAY_REF): Likewise.
1802 (expand_expr_unaligned): Likewise.
1803 (string_contant): Return object of sizetype.
1804 * expr.h (SUB_PARM_SIZE): Call size_diffop and pass proper types.
1805 (ARGS_SIZE_RTX): Call ARGS_SIZE_TREE.
1806 (ARGS_SIZE_TREE): Pass proper types to size_binop.
1807 * fold-const.c (int_const_binop): Refine when size_int is called.
1808 (fold_convert): Likewise.
1809 (size_int_wide): Rework to take KIND as arg, only take low order
1810 bits, handle new sizetype_tab datatype, and chain entries in
1812 (size_int_type_wide): New function.
1813 (size_binop): Validate types of arguments.
1814 (ssize_binop): Deleted.
1815 (size_diffop): New function.
1816 (extract_muldiv): Only fold division into multiplication for sizetypes.
1817 * function.c (assign_parms): Use size_diffop and make sure
1818 VAR field is of ssizetype; also pass proper type to size_binop.
1819 (locate_and_pad_parm, pad_to_arg_alignment): Likewise.
1820 (round_down): Deleted from here.
1821 * store-layout.c (sizetype_tab): Now an array.
1822 (sizetype_set, early_root_list): New variables.
1823 (variable_size): Use size_one_node.
1824 (round_up): Pass proper type to size_binop.
1825 (round_down): Moved to here and corrected as above.
1826 (layout_record): Pass proper arg types to size_binop.
1827 (layout_type): Likewise.
1828 If sizetype_set is zero, record the type just laid out.
1829 (make_unsigned_type): Don't call set_sizetype;
1830 (make_signed_type): Likewise; also, call fixup_signed_type.
1831 (initialize_sizetypes): New function.
1832 (set_sizetype): Make copy of types, set TYPE_IS_SIZETYPE, and
1833 set name of bitsizetype to "bit_size_type".
1834 Fix up type of sizes of all types made before call.
1835 * tm.texi (ROUND_TYPE_SIZE_UNIT): New macro.
1836 * tree.c (fix_sizetype): Deleted.
1837 (build_common_tree_nodes): Call initialize_sizetypes.
1838 (build_common_tree_nodes_2): Don't call fix_sizetype.
1839 * tree.h (TYPE_IS_SIZETYPE): New macro.
1840 (initialize_sizetype): New declaration.
1841 (enum size_type_kind): New type.
1842 (struct sizetype_tab): Deleted.
1843 (sizetype_tab): Now array; adjust sizetype macros.
1844 (size_diffop, size_int_type_wide): New functions.
1845 (size_int_wide): Change number of args and type; access macros changed.
1846 (ssize_int, sbitsize_int): New macros.
1847 * config/i960/i960.h (ROUND_TYPE_SIZE): Use size_int.
1848 (ROUND_TYPE_SIZE_UNIT): New macro.
1850 2000-02-27 Zack Weinberg <zack@wolery.cumb.org>
1852 * c-lex.c (putback_buffer): Make 'buffer' an unsigned char *.
1854 Sun Feb 27 07:44:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1856 * gcov-io.h (__fetch_long, __store_long, __read_long, __write_long):
1857 Mark as possibly unused.
1859 * cse.c (cse_insn): Delete dead code involving tablejump.
1860 Pass CODE_LABEL, not LABEL_REF to gen_jump and reset INSN_CODE.
1862 * Makefile.in (libcpp.a): Start by deleting it.
1864 2000-02-27 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1866 * cpplib.h (enum file_change_code): Added rename_file.
1867 * cpplib.c (do_line): If a filename is given, set file_change to
1869 (output_line_command): If file_change is rename_file, always
1870 output a # directive with the file name.
1872 * cpplib.c (do_pragma): Accept #pragma without consecutive token.
1874 2000-02-26 Mark Mitchell <mark@codesourcery.com>
1876 * integrate.c (copy_decl_for_inlining): Preserve TREE_ADDRESSABLE
1877 when copying a PARM_DECL or RESULT_DECL.
1879 2000-02-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1881 * fix-header.c (recognized_function): Also fix prototypes for
1882 functions taking "void".
1884 2000-02-26 Geoff Keating <geoffk@cygnus.com>
1886 * reload1.c (do_output_reload): Check reg_reloaded_valid before
1887 looking at reg_reloaded_contents.
1889 2000-02-26 Zack Weinberg <zack@wolery.cumb.org>
1891 * Makefile.in (STMP_FIXINC): New toggle.
1892 (LIBGCC2_DEPS): Delete all references.
1893 (stmp-headers): Delete target. All references either deleted
1894 or changed to stmp-int-headers.
1895 (all.cross): Don't depend on stmp-headers or STMP_FIXPROTO.
1896 (LIBCPP_OBJS): Take out cppalloc.o.
1897 (cppalloc.o): Delete target.
1898 (stmp-int-hdrs): Depend on $(STMP_FIXINC).
1899 (gen-protos, fix-header): Link with libiberty.a.
1900 * build-make: Don't change FIXINCLUDES. Override STMP_FIXINC
1903 * configure.in: Remove refs to strerror.
1904 * acconfig.h: Take out NEED_DECLARATION_STRERROR.
1905 * system.h: Take out strerror stanza.
1907 * cpperror.c (my_strerror): Delete function.
1908 (cpp_error_from_errno, cpp_notice_from_errno): Use xstrerror.
1909 * cppmain.c (main): Call xmalloc_set_program_name first thing.
1910 * cppalloc.c: Delete file.
1911 * gen-protos.c: Don't provide xrealloc.
1913 * fixinc/fixincl.c, fixinc/fixlib.c, fixinc/procopen.c: Use
1914 xstrerror throughout.
1916 2000-02-26 Bruce Korb <bkorb@gnu.org>
1918 * fixinc/inclhack.def (undefine_null): the bypass pattern needs to
1919 match for DOS headers, too.
1920 * fixinc/inclhack.sh,fixincl.x: Regenerate.
1922 2000-02-26 Geoff Keating <geoffk@cygnus.com>
1924 * config/elfos.h (ASM_OUTPUT_LABELREF): Don't define. The default
1925 is right for most ELF targets.
1926 * config/ns32k/ns32k.h (ASM_OUTPUT_LABELREF): Don't define.
1927 Let the default file use %U properly.
1928 * config/sh/elf.h (ASM_OUTPUT_LABELREF): Don't define. Use the
1931 * config/fp-bit.c (pack_d): Properly handle rounding of denormal
1934 Sat Feb 26 09:39:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1936 * toplev.c (documented_lang_options): Correct spelling error.
1937 (decode_d_option, decode_f_option, main): Likewise.
1939 * toplev.c (print_time): Avoid SIGFPE when all_time is zero.
1941 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Use .set at
1942 to tell assembler it is permitted to expand large constants.
1944 2000-02-25 Mumit Khan <khan@xraylith.wisc.edu>
1946 * protoize.c: (AUX_INFO_SUFFIX): New macro.
1947 (aux_info_suffix): Use.
1948 (SAVE_SUFFIX): New macro.
1950 (munge_compile_parms): Fix typo in NUL. DJGPP supports /dev/null.
1951 (gen_aux_info_file): Use aux_info_suffix instead of ".X".
1952 (edit_file): Handle 8.3 restriction for DOS/DJGPP filenames.
1954 * invoke.texi (Running Protoize): Update documentation.
1956 2000-02-25 Mark Elbrecht <snowball3@bigfoot.com>
1958 * i386/djgpp.h (CPP_PREDEFINES): Remove Unix defines.
1960 2000-02-25 John Wehle (john@feith.com)
1962 * rtlanal.c (find_last_value): Allow NULL_RTX for valid_to.
1964 2000-02-25 Anthony Green <green@cygnus.com>
1966 * toplev.c (rest_of_compilation): Rebuild jump labels if
1967 combine_instructions has created a new direct jump.
1968 * combine.c (try_combine): Add new_direct_jump_p argument. Set it
1970 (combine_instructions): Call try_combine with new argument.
1971 Return non-null value when new direct jump instruction is created.
1972 * rtl.h: combine_instructions returns an int.
1974 Fri Feb 25 19:49:08 2000 Jeffrey A Law (law@cygnus.com)
1976 * cse.c (cse_insn): Replace the PATTERN of the insn with an new
1977 jump when changing a computed jump into a jump to a known
1980 Fri Feb 25 19:22:44 2000 Graham Stott <grahams@rcp.co.uk>
1982 * resource.c (mark_referenced_resources): Changed use SET_DEST (...)
1983 to XEXP (..., 0) on RTL nodes which are not SET or CLOBBER.
1985 * i386.md (define_expand "clrstrsi"): Fix typo.
1987 Fri Feb 25 18:49:39 2000 "K. Richard Pixley" <rich@microunity.com>
1989 * rtl.texi: Fix typo.
1991 Fri Feb 25 20:02:35 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1993 * sh.c (calc_live_regs): Multiply value assigned to *COUNT_PTR by
1994 UNITS_PER_WORD. Change caller initial_elimination_offset.
1995 (rounded_frame_size): Take into account that argument pushed has
1996 changed. Fix TARGET_ALIGN_DOUBLE problem.
1998 2000-02-25 Geoff Keating <geoffk@cygnus.com>
2000 * haifa-sched.c (schedule_block): Explain the real reason
2001 we delete REG_SAVE_NOTEs on the first insn of a block.
2002 Don't delete REG_SAVE_NOTES for NOTE_INSN_SETJMP.
2004 2000-02-24 Mark Mitchell <mark@codesourcery.com>
2006 * input.h (push_srcloc): New function.
2007 (pop_srcloc): Likewise.
2008 * toplev.c (push_srcloc): Define it.
2009 (pop_srcloc): Likewise.
2011 2000-02-24 Richard Henderson <rth@cygnus.com>
2013 * flow.c (life_analysis): When collecting reg info, clear
2016 Thu Feb 24 22:06:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2018 Fix bug exposed by reload.c no longer rounding the frame
2019 size to BIGGEST_ALIGNMENT:
2020 * sh.c (rounded_frame_size): New function.
2021 (sh_expand_prologue, sh_expand_epilogue): Use it.
2022 (initial_elimination_offset): Likewise.
2024 Thu Feb 24 20:04:11 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2026 Fix breakage from 6th Feb thread_prologue_and_epilogue_insns change:
2027 * sh-protos.h (sh_need_epilogue): Declare.
2028 * sh.c (sh_need_epilogue_known): New static variable.
2029 (sh_need_epilogue): New function.
2030 (function_epilogue): Clear need_epilogue_known.
2031 * sh.md (return): Split into expander / insn pattern.
2032 Make the expander conditional on ! sh_need_epilogue ().
2034 2000-02-24 Nathan Sidwell <nathan@codesourcery.com>
2036 * machmode.h (get_mode_alignment): Declare.
2037 (GET_MODE_ALIGNMENT): Call it.
2038 * stor-layout.c (get_mode_alignment): New function. Make
2039 sure alignment is always power of 2.
2041 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
2043 * i386.h: Remove useless definition of "I386" and misleading
2046 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
2048 * tree.h (TREE_SET_PERMANENT): New macro. Document conditions
2049 under which TREE_PERMANENT will be set.
2050 * tree.c (make_node, copy_node, make_tree_vec, tree_cons,
2051 build1): Use TREE_SET_PERMANENT.
2052 * print-tree.c (print_node): Don't report value of
2053 TREE_PERMANENT if ggc_p is true.
2055 * c-common.c (c_get_alias_set): Don't use TREE_PERMANENT to
2056 decide whether to give a type a new alias set.
2057 * objc/objc-act.c (build_objc_string_object): Never copy the string.
2058 * tree.c (make_node): Set DECL_IN_SYSTEM_HEADER irrespective
2059 of value of 'obstack'.
2062 2000-02-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2064 * config/c4x/c4x.c (c4x_process_after_reload): Split all insns.
2066 2000-02-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2068 * cpplib.h (enum cpp_token): Added CPP_WCHAR and CPP_WSTRING.
2069 * cpplib.c (cpp_get_token): Produce them.
2070 * cppexp.c (cpp_lex): Handle them.
2072 2000-02-23 Nick Clifton <nickc@cygnus.com>
2074 * config/arm/arm.c (arm_comp_type_attributes): Simply and
2075 comment tests on type attributes.
2077 Wed Feb 23 16:42:21 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2079 * final.c (shorten_branches): Make value passed to LOOP_ALIGN
2080 conform to documentation.
2081 * sh.h (LOOP_ALIGN): If aligning loops, call sh_loop_align
2082 to check for special cases.
2083 * sh-protos.h (sh_loop_align): Declare.
2084 * sh.c (sh_loop_align): Define.
2086 2000-02-22 Andrew Haley <aph@cygnus.com>
2088 * config/mips/mips.h (GAS_ASM_SPEC): Pass -mgp32/-mgp64 to gas.
2089 (SIZE_TYPE): Is 32 bits when using -mgp32.
2090 (PTRDIFF_TYPE): Ditto.
2092 Wed Feb 23 07:26:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2094 * diagnostic.c (init_output_buffer): Handle case of null PREFIX.
2096 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
2098 * config/i386/i386.h: If IN_TARGET_LIBS is defined, make
2099 BIGGEST_FIELD_ALIGNMENT a constant.
2101 2000-02-21 Jason Merrill <jason@casey.cygnus.com>
2103 * dwarf2out.c (output_line_info): Put the marker for the end of
2104 the line number info at the actual end.
2105 (gen_struct_or_union_type_die): Use decl_function_context
2106 to check for local classes.
2107 * dwarfout.c (output_type): Likewise.
2109 Tue Feb 22 01:38:57 2000 Jeffrey A Law (law@cygnus.com)
2111 * pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Handle pass-by-reference
2112 for arguments with a mode, but no type.
2113 (FUNCTION_ARG_CALLEE_COPIES): Similarly.
2114 * t-pa (LIB2FUNCS_EXTRA): Add quadlib.asm.
2115 * pa/long_double.h: New file.
2116 * configure.in (hpux10, hpux11 configurations): hpux10 and hpux11
2117 both have 128bit wide long doubles.
2118 * configure: Rebuilt.
2120 2000-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2122 * defaults.h (ASM_OUTPUT_ASCII): Constify a char*.
2124 * flow.c (get_common_dest, chain_reorder_blocks, make_reorder_chain,
2125 fixup_reorder_chain, skip_insns_between_block): Add static prototypes.
2126 (life_analysis): Wrap variable `i' with macro ELIMINABLE_REGS.
2128 * haifa-sched.c (rank_for_schedule): Don't cast away const-ness.
2130 * integrate.c (compare_blocks, find_block): Likewise.
2132 * rtl.c (fatal_with_file_and_line): Add ATTRIBUTE_PRINTF_2.
2134 * rtl.h (set_file_and_line_for_stmt): Constify a char*.
2136 * stmt.c (stmt_status, set_file_and_line_for_stmt,
2137 expand_asm_operands): Likewise.
2139 Mon Feb 21 17:06:27 2000 Jason Eckhardt <jle@cygnus.com>
2141 * predict.c (estimate_probability): Added the pointer heuristic to
2142 the collection of static branch predictors.
2144 2000-02-21 Catherine Moore <clm@cygnus.com>
2146 * config/mips/mips.h (ASM_SPEC): Add -mfix700.
2147 * invoke.texi (-mfix7000): Document.
2149 2000-02-21 Gabriel Dos Reis <gdr@codesourcery.com>
2151 * diagnostic.c (init_output_buffer): Make it possible to output at
2152 least 32 characters if we're given a too long prefix.
2154 2000-02-20 Mark Mitchell <mark@codesourcery.com>
2156 * varasm.c (initializer_constant_valid_p): Call
2157 lang_expand_constant to simplify the constant.
2159 2000-02-20 Bruce Korb <bkorb@gnu.org>
2161 * fixinc/inclhack.def(stdio_va_list):
2162 typedef needs to be disabled.
2163 * fixinc/inclhack.sh: regen
2164 * fixinc/fixincl.x: regen
2166 2000-02-20 Geoff Keating <geoffk@cygnus.com>
2168 * print-rtl.c (print_rtx): Don't print addresses when
2169 flag_dump_unnumbered.
2171 2000-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2173 * sparc.c (sparc_output_scratch_registers): Mark parameter with
2175 (sparc_va_arg, sparc_flat_output_function_prologue,
2176 sparc_flat_output_function_epilogue): Cast value to unsigned in
2178 (sparc_emit_float_lib_cmp): Remove unused variable `cmp'.
2180 * sparc.md: Add default case in switch.
2182 2000-02-19 Richard Henderson <rth@cygnus.com>
2184 * c-typeck.c (add_pending_init): Don't abort for multiple
2185 fields at the same offset.
2186 (pending_init_member): Test the correct member.
2188 2000-02-19 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2190 * except.c (start_dynamic_handler) : Use TYPE_MODE (integer_type_node)
2192 (start_catch_handler) : Same.
2194 2000-02-19 Brad Lucier (lucier@math.purdue.edu)
2196 * Makefile.in: Have flow.o depend on $(EXPR_H)
2198 Sat Feb 19 18:43:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2200 * c-common.c (decl_attributes): Set DECL_SIZE_UNIT.
2201 * c-decl.c (duplicate_decls, finish_enum): Likewise.
2202 (finish_decl): Remove -Wlarger-than code from here.
2203 * flags.h (id_clash_len): Now int.
2204 (larger_than_size): Now HOST_WIDE_INT.
2205 * fold-const.c (size_int_wide): No more HIGH parm; NUMBER is signed.
2206 Clean up checking to see if in table.
2207 (make_bit_field_ref): Remove extra parm to bitsize_int.
2208 * ggc-common.c (ggc_mark_tree_children): Mark DECL_SIZE_UNIT.
2209 * print-tree.c (print_node): Print DECL_SIZE_UNIT and TYPE_SIZE_UNIT.
2210 * stmt.c (expand_decl): Use DECL_SIZE_UNIT for stack checking size
2211 and for computing size of decl.
2212 * stor-layout.c (layout_decl): Set DECL_SIZE_UNIT.
2213 Move -Wlarger-than code to here.
2214 (layout_record): Remove extra arg to bitsize_int.
2215 Set TYPE_BINFO_SIZE_UNIT.
2216 (layout_union): Remove extra arg to bitsize_int.
2217 Use proper type for size of QUAL_UNION.
2218 (layout_type): Remove extra arg to bitsize_int.
2219 * toplev.c (id_clash_len): Now int.
2220 (larger_than_size): Now HOST_WIDE_INT.
2221 (decode_W_option): Clean up id-clash and larger-than- cases.
2222 * tree.c (get_identifier, maybe_get_identifier): Remove unneeded casts.
2223 (expr_align, case FUNCTION_DECL): DECL_ALIGN is not defined.
2224 * tree.h (BINFO_SIZE_UNIT, TYPE_BINFO_SIZE_UNIT, DECL_SIZE_UNIT): New.
2225 (struct tree_decl): New field size_unit.
2226 (size_int_wide): No HIGH operand; NUMBER is now signed.
2227 (size_int_2): Deleted.
2228 (size_int, bitsize_int): Don't use it and rework args.
2229 * varasm.c (assemble_variable, output_constructor): Use DECL_SIZE_UNIT.
2231 Fri Feb 18 20:01:58 2000 Jeffrey A Law (law@cygnus.com)
2233 * pa/quadlib.asm (_U_QFgt, _U_Qfge): Fix flags for _U_Qfcmp call.
2235 2000-02-18 Geoff Keating <geoffk@cygnus.com>
2237 * invoke.texi (Warning Options): Add an explanation of why
2238 you might want the -Wfloat-equal flag.
2240 Fri Feb 18 20:08:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2242 * bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.
2243 * cppinit.c (new_pending_define): Add cast to avoid warning.
2244 * expmed.c (extract_bit_field): Likewise.
2245 * flow.c (enum reorder_skip_type): New type.
2246 (skip_insns_between_blcok): New it.
2247 Rework to avoid warning about possibly undefined variable.
2248 * function.c (assign_parms): Make thisparm_boundary unsigned.
2249 * genrecog.c (write_switch): Cast XWINT result to int.
2250 * lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING.
2251 * mips-tfile.c (init_file): Make two versions of FDR intializer:
2252 one for MIPS and one for Alpha.
2253 (get_tag, copy_object): Add casts to avoid warnings.
2254 * optabs.c (init_one_libfunc): Cast NAME to (char *).
2255 * reload.c (find_reloads): Make TYPE enum reload_type.
2256 * sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L".
2257 * unroll.c (unroll_loop): Initialize UNROLL_NUMBER.
2258 * varasm.c (compare_constant_1): Add cast to avoid warning.
2259 * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC
2261 (alpha_expand_unaligned_load, alpha_expand_unaligned_store):
2262 Cast switch operand of size to int.
2263 (alpha_expand_epilogue): Always initialize fp_offset and sa_reg.
2264 * config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort
2267 2000-02-18 Nick Clifton <nickc@cygnus.com>
2269 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Do not generate
2270 anything for an alignment of zero.
2272 * config/arm/thumb.h (ASM_OUTPUT_ALIGN): Do not generate
2273 anything for an alignment of zero.
2275 2000-02-18 Martin von Loewis <loewis@informatik.hu-berlin.de>
2277 * gcc.texi (Bug Reporting): Refer to bugs.html.
2278 (Bug Lists): Likewise.
2279 * system.h (GCCBUGURL): New preprocessor define.
2280 * rtl.c (fancy_abort): Use it.
2281 * gcc.c (main): Likewise.
2283 2000-02-18 Richard Henderson <rth@cygnus.com>
2285 * flow.c (INSN_VOLATILE, SET_INSN_VOLATILE, uid_volatile): Remove.
2286 (life_analysis_1): Subsume into ...
2287 (life_analysis): ... here. Force PROP_REG_INFO off after reload.
2288 Use update_life_info for the relaxation.
2289 (update_life_info): Update REG_BASIC_BLOCK for registers live on
2290 entry and regs_live_at_setjmp.
2291 (set_noop_p): Simplify.
2292 (notice_stack_pointer_modification_1): Renamed from s/_1//.
2293 (record_volatile_insns): Split into ...
2294 (delete_noop_moves): ... here,
2295 (notice_stack_pointer_modification): ... here,
2296 (insn_dead_p): ... and here.
2297 (propagate_block): Don't query INSN_VOLATILE.
2298 (mark_used_regs): Mind !PROP_REG_INFO.
2299 * toplev.c (rest_of_compilation): Call mark_constant_function here,
2300 not in life_analysis.
2302 Fri Feb 18 01:29:22 EST 2000 John Wehle (john@feith.com)
2304 * loop.c (canonicalize_condition): New function,
2305 broken out of get_condition.
2306 (get_condition): Use it.
2307 * expr.h (canonicalize_condition): Prototype it.
2309 * tree.h (tree_int_cst_msb): Declare.
2310 * tree.c (tree_int_cst_msb): New function.
2312 2000-02-17 Mark Mitchell <mark@codesourcery.com>
2314 * stmt.c (set_file_and_line_for_stmt): Don't crash if cfun->stmt
2317 * invoke.texi (-fmessage-length=n): Document.
2319 2000-02-17 Jason Merrill <jason@casey.cygnus.com>
2321 * bitmap.c (bitmap_operation): Don't leak bitmap elements.
2323 2000-02-17 Mark Mitchell <mark@codesourcery.com>
2325 * function.c (thread_prologue_and_epilogue_insns): Put a line note
2328 2000-02-17 Nick Clifton <nickc@cygnus.com>
2330 * config/arm/thumb.c: Replace includes of system headers with
2331 #include "system.h".
2333 2000-02-16 Richard Henderson <rth@cygnus.com>
2335 * configure.in (alpha-linux*, alpha-netbsd) [extra_parts]:
2336 Add crtbeginS.o and crtendS.o.
2337 * alpha/elf.h (STARTFILE_SPEC): Use crtbeginS.o.
2338 (ENDFILE_SPEC): Use crtendS.o.
2339 * alpha/t-crtbe (crtbeginS.o, crtendS.o): New targets.
2341 * alpha/crtbegin.asm (__do_frame_takedown): Merge into ...
2342 (__do_global_dtors_aux): ... here. Call __cxa_finalize if
2344 (__dso_handle): New variable.
2345 * alpha/crtend.asm (__do_global_ctors_aux): Remove runtime
2346 bias to __CTOR_END__.
2348 2000-02-16 Richard Henderson <rth@cygnus.com>
2350 * Makefile.in (s-crtS, crtbeginS, crtendS): Prefix usage with $(T).
2352 Wed Feb 16 21:40:04 2000 Hans-Peter Nilsson <hp@bitrange.com>
2354 * longlong.h (__clz_tab): Declare as static to match definition.
2356 2000-02-16 Mark Elbrecht <snowball3@bigfoot.com>
2357 * i386/xm-djgpp.h (LIBSTDCXX): Delete. Moved to config/i386/djgpp.h.
2358 (XREF_FILE_NAME): Define.
2360 * i386/djgpp.h (DATA_SECTION_ASM_OP): Define.
2361 (EH_FRAME_SECTION_ASM_OP): Define.
2362 (IDENT_ASM_OP): Define.
2363 (TEXT_SECTION_ASM_OP): Define.
2365 (CTORS_SECTION_ASM_OP): Define.
2366 (CTOR_SECTION_FUNCTION): Use it.
2367 (DTORS_SECTION_ASM_OP): Define.
2368 (DTOR_SECTION_FUNCTION): Use it.
2370 2000-02-16 Zack Weinberg <zack@wolery.cumb.org>
2372 * reg-stack.c (emit_swap_insn): Do not put a new insn before a
2375 * flow.c (dump_regset, debug_regset, dump_bb, debug_bb,
2376 debug_bb_n): New functions.
2377 (dump_flow_info, print_rtl_with_bb): Use dump_regset.
2378 * basic-block.h: Prototype new functions.
2380 Wed Feb 16 21:07:53 2000 Denis Chertykov <denisc@overta.ru>
2382 * configure.in: Add support for avr target.
2383 * configure: Rebuilt.
2385 * invoke.texi: Add AVR invocation docs.
2386 * install.texi: Add information about AVR.
2387 * md.texi: Add AVR constraint letters description.
2388 * extend.texi: Add description for AVR specific attributes.
2390 2000-02-16 Jason Merrill <jason@casey.cygnus.com>
2392 * fixinc/fixinc.svr4: Wrap byteorder.h with extern "C".
2394 2000-02-16 Nick Clifton <nickc@cygnus.com>
2396 * emit-rtl.c (emit_insn): Move RTL check into make_insn_raw.
2397 (make_insn_raw): Move RTL check here.
2399 2000-02-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2401 * version.c: Include gansidecl.h and version.h.
2403 * version.h: Wrap entire file in macro __GCC_VERSION_H__.
2405 * configure.in (gcc_version): When setting, narrow search to
2406 lines containing `version_string'.
2408 * Makefile.in (mainversion): Likewise.
2409 (GCC_H): New variable.
2410 (gcc.h): Delete target.
2411 (gcc.o, gccspec.o, cppspec.o): Depend on $(GCC_H), not gcc.h.
2412 (version.o): Depend on version.h.
2413 (dbxout.o): Don't depend on gcc.h.
2415 Wed Feb 16 15:04:49 2000 Hans-Peter Nilsson <hp@bitrange.com>
2416 Michael Meissner <meissner@cygnus.com>
2418 * md.texi (Simple Constraints): Add item about whitespace.
2419 * genoutput.c (strip_whitespace): New.
2420 (scan_operands) [MATCH_OPERAND, MATCH_SCRATCH]: Call
2421 strip_whitespace for constraints.
2422 Test pointer using NULL, not 0.
2424 2000-02-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2426 * cpplib.c (do_line): Pedwarn for #line > 32767.
2428 * c-lex.c (readescape): Warn about '\x', but do not reject it.
2430 2000-02-15 Jonathan Larmour <jlarmour@redhat.co.uk>
2432 * gcc.c (default_compilers): Add new __GNUC_PATCHLEVEL__ define
2433 to default cpp spec.
2434 (do_spec_1): Add support for %v3 spec used by __GNUC_PATCHLEVEL__.
2435 * cpp.texi: Document __GNUC_PATCHLEVEL__.
2438 * objc/lang-specs.h: Add new __GNUC_PATCHLEVEL__ define to
2441 2000-02-15 Denis Chertykov <denisc@overta.ru>
2443 * configure.in: Add support for avr target.
2445 Wed Feb 16 03:21:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2447 * sh.h (OVERRIDE_OPTIONS): Don't set sh_addr_diff_vec_mode.
2448 (sh_addr_diff_vec_mode): Don't declare.
2449 * sh.c (sh_addr_diff_vec_mode): Delete.
2451 Wed Feb 16 01:27:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2453 * sh.md (mulsi3_highpart): Add REG_EQUAL note to last insn.
2455 Wed Feb 16 00:58:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2457 * sh.md (udivsi3_i1, divsi3_i1, umulhisi3_i, mulhisi3_i): Name.
2458 (smulsi3_highpart_i): Name.
2459 (udivsi3): Wrap emitted insns in REG_LIBCALL / REG_RETVAL notes.
2460 (divsi3, mulhisi3, umulhisi3, mulsidi3, umulsidi3): Likewise.
2461 (smulsi3_highpart, umulsi3_highpart): Likewise.
2463 (mulsidi3_i, umulsidi3_i): Make rtl describe operation
2464 correctly independent of endianness.
2465 (mulsidi3, umulsidi3): Now define_insn. Hide details that
2466 confuse the optimizers.
2467 (mulsidi3+1, umulsidi3+1): New define_split.
2469 Tue Feb 15 23:22:26 2000 Andrew Haley <aph@cygnus.com>
2471 * config/sh/sh.md: Guard insn splits against illegal registers.
2472 * config/sh/sh.h: Correct comment about macros.
2474 Tue Feb 15 22:30:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2475 Andrew MacLeod <amacleod@cygnus.com>
2477 * Makefile.in (lcm.o): Depend on insn-attr.h.
2478 * basic-block.h (optimize_mode_switching): Declare.
2479 * lcm.c (tm_p.h, insn-attr.h): #include.
2480 (seginfo, bb_info): New structs.
2481 (antic, transp, comp, delete, insert) : New file-scope static variables.
2482 (new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions.
2483 (reg_becomes_live, optimize_mode_switching): Likewise.
2484 * tm.texi: Add description of mode switching macros.
2485 * toplev.c (rest_of_compilation): Call optimize_mode_switching.
2487 * sh-protos.h (remove_dead_before_cse): Remove prototype.
2488 (fldi_ok, fpscr_set_from_mem): New prototypes.
2489 * sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set.
2490 (CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS):
2491 Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
2492 (sh_flag_remove_dead_before_cse): Remove declaration.
2493 (NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros.
2494 (MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise.
2495 (MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
2496 * sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
2497 (barrier_align): Allow for JUMP_INSNS containing a parallel.
2498 (machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set.
2499 (fldi_ok): New function.
2500 (get_fpscr_rtx): Add fpscr_rtx as GC root.
2501 (emit_sf_insn): Only generate fpu switches when optimize < 1.
2502 (emit_df_insn): Likewise.
2503 (expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete.
2504 (sh_flag_remove_dead_before_cse): Delete.
2505 (get_free_reg, fpscr_set_from_mem): New functions.
2506 * sh.md (movdf, movsf): Remove no_new_pseudos code.
2507 (return): Remove emit_fpscr_use / remove_dead_before_cse calls.
2509 2000-02-15 Loren Rittle <ljrittle@acm.org>
2511 * ginclude/stddef.h: Correct usage of _BSD_RUNE_T_ for FreeBSD.
2513 2000-02-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2515 * Makefile.in (TREE_H, collect2.o, gcc.h, mips-tfile.o, cccp.o,
2516 cpphash.o, cppinit.o, protoize.o, unprotoize.o): Depend on version.h.
2518 * cccp.c: Include version.h and/or don't declare `version_string'.
2519 * collect2.c: Likewise.
2520 * alpha.c: Likewise.
2521 * arm/aof.h: Likewise.
2522 * arm/coff.h: Likewise.
2523 * arm/elf.h: Likewise.
2524 * arm/pe.h: Likewise.
2525 * arm/tcoff.h: Likewise.
2526 * arm/telf.h: Likewise.
2527 * arm/tpe.h: Likewise.
2528 * arm/vxarm.h: Likewise.
2529 * convex/convex.c: Likewise.
2530 * i386/dgux.c: Likewise.
2531 * i386/sun386.h: Likewise.
2532 * m88k/m88k.c: Likewise.
2533 * mcore/mcore-pe.h: Likewise.
2534 * mips/mips.h: Likewise.
2535 * romp/romp.h: Likewise.
2536 * sh/sh.c: Likewise.
2537 * cpphash.c: Likewise.
2538 * cppinit.c: Likewise.
2539 * dwarf2out.c: Likewise.
2540 * dwarfout.c: Likewise.
2543 * mips-tfile.c: Likewise.
2544 * protoize.c: Likewise.
2545 * toplev.c: Likewise.
2548 * version.c (version_string): Constify a char*.
2550 * version.h: New file.
2552 2000-02-14 Nick Clifton <nickc@cygnus.com>
2554 * configure.in: Add mcore-elf and mcore-pe targets.
2555 * configure: Regenerate.
2557 * NEWS: Add note that MCore port has been contributed.
2559 * invoke.texi: Document command line switches for MCore port.
2560 * install.texi: Add MCore to list of supported targets.
2562 2000-02-14 Geoff Keating <geoffk@cygnus.com>
2564 * collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames,
2565 then we will need to import the frame handling functions.
2566 (scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need
2567 to import the frames themselves.
2569 Mon Feb 14 13:31:01 2000 Stan Cox <scox@cygnus.com>
2570 Jason Eckhardt <jle@cygnus.com>
2572 * basic_block.h: Added prototype for reorder_basic_blocks.
2573 * toplev.c: Changes to add -freorder-blocks and graph dump after
2574 block reordering is done.
2575 * flow.c (reorder_block_def): New structure for use during block
2577 (REORDER_BLOCK_*): New macros to access members of above structure.
2578 (skip_insns_between_block, get_common_dest, chain_reorder_blocks,
2579 make_reorder_chain, fixup_reorder_chain, reorder_basic_blocks): New
2580 functions for block reordering.
2582 Mon Feb 14 11:24:44 2000 Hans-Peter Nilsson <hp@bitrange.com>
2584 * gcc.texi (Passes): Fix typo.
2585 * md.texi (Standard Names): Ditto.
2586 * tm.texi (Storage Layout): Ditto.
2588 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
2590 * cpplib.c (do_define): Only free the old definition if it
2593 2000-02-13 Neil Booth <NeilB@earthling.net>
2595 * cppfiles.c (read_and_prescan): When emitting deferred
2596 newlines, test speccase[] again instead of checking each
2597 possible whitespace character in turn. When we encounter \r,
2598 look behind for \n first, then ahead.
2600 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
2602 * cse.c (cse_altered): New internal flag.
2603 (cse_insn): Set it if we changed an insn.
2604 (cse_main): Clear cse_altered before each basic block.
2605 Only garbage collect if cse_altered is true afterward.
2607 Sun Feb 13 14:12:28 2000 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2609 * sparc/sol2.h (LIB_SPEC): Link -ldl if profiling.
2611 Sun Feb 13 13:21:55 2000 Jeffrey A Law (law@cygnus.com)
2613 * combine.c (simplify_comparison): Fix typo.
2615 Sun Feb 13 12:57:52 2000 Neil Booth <NeilB@earthling.net>
2617 * prefix.c (concat, lookup_key): Use xmalloc and xrealloc
2620 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2622 * flow.c (flow_loop_tree_node_add): Use better algorithm by passing
2623 previously inserted node instead of root node. Caller changed.
2625 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2627 * basic-block.h (FLOW_LOOP_FIRST_BLOCK, FLOW_LOOP_LAST_BLOCK): Delete.
2629 2000-02-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2631 * crtstuff.c (__do_global_ctors_aux, __reg_frame_ctor,
2632 __dereg_frame_dtor): Add prototype argument.
2634 * gthr-dce.h (__gthread_active_p, __gthread_once): Likewise.
2636 * gthr-posix.h (__gthread_active_p, __gthread_once): Likewise.
2638 * gthr-solaris.h (__gthread_active_p, __gthread_once): Likewise.
2640 * gthr-vxworks.h (__gthread_once): Likewise.
2642 * gthr-win32.h (__gthread_active_p, __gthread_once): Likewise.
2644 Sat Feb 12 01:44:26 MET 2000 Jan Hubicka <jh@suse.cz>
2646 * i386.c (ix86_emit_restore_regs_using_mov): Break out from ...
2647 (ix86_expand_epilogue): ... here. Use mov instead of add to restore
2648 stack pointer in functions w/o saved registers, output LEAVE more often
2649 on TARGET_USE_LEAVE machines.
2651 2000-02-07 Dmitri Makarov <dim@wrs.com> & Bernd Schmidt <bernds@redhat.com>
2653 * config/arm/arm.c (arm_init_cumulative_args); New function:
2654 Initlaise the CUMULATIE_ARGS strcuture for a function
2656 (arm_function_arg): New function: Determine where to place a
2657 function's argument. Also handles deciding the function's
2659 (current_file_function_operand): New function: Return true if
2660 the symbol is a function which has already been compiled.
2661 (arm_is_long_call_p): New function: Return true if the
2662 indicated function should be called via a long call.
2663 (arm_valid_type_attribute_p): New function: Return true if the
2664 attribute is a valid, arm specific, attribute.
2665 (arm_comp_type_attribute): New function: Return true if the
2666 two types have compatable, arm specific, attributes.
2668 * config/arm/arm.h (CUMULATIVE_ARGS): Redefine to be a
2670 (FUNCTION_ARG): Redefine to call arm_function_arg.
2671 (FUNCTION_ARG_PARTIAL_NREGS): Redefine to use correct
2673 (INIT_CUMULATIVE_ARGS): Redefine to call
2674 arm_init_cumulative_args.
2675 (FUNCTION_ARG_ADVANCE): Redefine to use correct structure
2677 (SETUP_INCOMING_VARARGS): Redefine to use correct structure
2679 (ARM_MARK_NEARBY_FUNCTION): New macro: Mark already compiled
2681 (ENCODE_SECTION): Add call to ARM_MARK_NEARBY_FUNCTION.
2682 (VALID_MACHINE_TYPE_ATTRIBUTE): Define.
2683 (COMP_TYPE_ATTRIBUTES): Define.
2685 * config/arm/arm.md (call): Call arm_is_long_call_p to decide
2686 if a long call is needed.
2687 (call_value): Call arm_is_long_call_p to decide if a long call
2689 (call_symbol): Call arm_is_long_call_p to decide if a long call
2692 * config/arm/arm-protos.h: Add prototype for arm_is_long_call_p.
2694 2000-02-11 Denis Chertykov <denisc@overta.ru>
2696 * README.AVR: New file with information about the avr ports.
2697 * config/avr: New directory with avr port files.
2699 2000-02-11 Andreas Jaeger <aj@suse.de>
2701 * fixinc/Makefile.in (FIXINC_DEFS): Remove unneeded @fixinc_defs@.
2703 2000-02-11 Zack Weinberg <zack@wolery.cumb.org>
2705 * cpphash.c: Fix formatting, update commentary.
2706 (dump_definition): Take three separate arguments instead of a
2707 MACRODEF structure argument.
2708 * cpphash.h: Update prototype of dump_definition.
2709 * cppinit.c (cpp_finish): Update call of dump_definition.
2711 * cpplib.c (do_define): Always create new hash entry with
2712 T_MACRO type. Remove redundant check for redefinition of
2713 poisoned identifier. Update call of dump_definition.
2714 (do_undef): Don't call check_macro_name. Rename sym_length to
2716 (do_error, do_warning): Don't use copy_rest_of_line or
2718 (do_warning): Don't use pedwarn for the actual warning,
2719 only the notice about its not being in the standard. (Fixes
2720 bug with #warning in system headers.)
2721 (do_ident): Stricter argument checking - accept only a single
2722 string after #ident. Also, macro-expand the line.
2723 (do_xifdef): Use cpp_defined. De-obfuscate.
2725 (do_pragma): Split out specific pragma handling to separate
2726 functions. Use get_directive_token. Update commentary. Do
2727 not pass on #pragma once or #pragma poison to the front end.
2728 (do_pragma_once, do_pragma_implementation, do_pragma_poison,
2729 do_pragma_default): New.
2731 Feb 11 12:30:53 2000 Jeffrey A Law (law@cygnus.com)
2733 * jump.c (jump_optimize_1): The first operand in a relational
2735 * optabs.c (emit_conditional_move): Handle relationals which
2736 have a known true/false result.
2738 2000-02-11 Geoff Keating <geoffk@cygnus.com>
2740 * function.c (thread_prologue_and_epilogue_insns): Don't insert
2741 a RETURN insn into a block which already ends with a jump.
2743 2000-02-11 Geoff Keating <geoffk@cygnus.com>
2745 * haifa-sched.c (BUF_LEN): Increase a lot.
2747 2000-02-11 Nick Clifton <nickc@cygnus.com>
2749 * configure.in: Add tm_p_file specification for thumb targets.
2750 * configure: Regenerate.
2752 * config/arm/thumb-protos.h: New file: Prototypes for exported
2753 functions defined in thumb.c.
2755 2000-02-11 Robert Lipe <robertl@sco.com>
2757 * Makefile.in (bootstrap-lean): Remove additional files.
2758 (bootstrap2-lean): Likewise.
2759 (VOL_FILES): List of files for above.
2761 2000-02-11 Nathan Sidwell <nathan@acm.org>
2763 * cpphash.c (special_symbol): Remove spurious argument to
2766 2000-02-11 Joel Sherrill (joel@OARcorp.com>
2768 * configure.in: (i*86-*-rtems*): Swapped elf and coff
2770 * configure: Rebuilt.
2772 2000-02-11 Rodney Brown <RodneyBrown@pmsc.com>
2774 * pa-protos.h: Wrap function_arg_padding in TREE_CODE #ifdef.
2776 Fri Feb 11 02:59:05 2000 Jeffrey A Law (law@cygnus.com)
2778 * pa.c, pa.h: Remove trigraph sequences within comments.
2780 Fri Feb 11 02:51:56 2000 Pavel Roskin <pavel_roskin@geocities.com>
2782 * invoke.texi (PPC Options): -mno-new-mnenomics -> -mold-mnemonics.
2784 Fri Feb 11 02:48:30 2000 Brad Lucier (lucier@math.purdue.edu)
2786 * sbitmap.h: Make SBITMAP_ELT_BITS unsigned.
2788 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2790 * config/c4x/c4x.c (fp_zero_operand): Check for CONST_DOUBLE.
2792 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2794 * config/c4x/c4x.h (ASM_GLOBALIZE_LABEL): Use c4x_global_label.
2795 (ASM_OUTPUT_EXTERNAL): Use c4x_external_ref.
2796 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2797 (ASM_FILE_END): Use c4x_file_end.
2798 * config/c4x/c4x.c (c4x_global_label): New function.
2799 (c4x_external_ref, c4x_file_end): Likewise.
2801 * config/c4x/c4x-protos.h (c4x_global_label): Add prototype.
2802 (c4x_external_ref, c4x_end_file): Likewise.
2804 2000-02-10 Zack Weinberg <zack@wolery.cumb.org>
2806 * cppexp.c: Don't include cpphash.h.
2807 (parse_charconst, cpp_lex): Use cpp_defined.
2808 (cpp_lex): Use get_directive_token throughout. Remove
2809 unnecessary cases from switch. Move assertion-handling code
2811 (cpp_parse_expr): If we see '+' or '-', check the context to
2812 determine if they are unary or binary operators. Streamline
2813 the jumps a bit. Do not call skip_rest_of_line.
2815 * cpplib.c: Make skip_rest_of_line and cpp_skip_hspace
2816 static. Export get_directive_token. Update commentary.
2817 (cpp_defined): New function.
2818 (do_define): Remove reference to T_PCSTRING. Call
2819 free_definition to release memory for old definition, when
2821 (eval_if_expression): Set only_seen_white to 0 before calling
2822 cpp_parse_expr. Call skip_rest_of_line after it returns.
2823 (cpp_read_check_assertion): Don't preserve a pointer into the
2824 token buffer across a call to cpp_get_token.
2826 * Makefile.in (cppexp.o): Don't depend on cpphash.h.
2827 * cppfiles.c (redundant_include_p): Use cpp_defined.
2828 * cpphash.c (free_definition): New function.
2829 (delete_macro): Use it. Update commentary.
2830 * cpphash.h: Typedef HASHNODE here. Prototype cpp_lookup and
2832 * cpplib.h: Don't typedef HASHNODE here. Delete T_PCSTRING
2833 from enum node_type. Prototype cpp_defined and get_directive_token.
2834 Don't prototype cpp_lookup, skip_rest_of_line, or cpp_skip_hspace.
2836 * fix-header.c (check_macro_names): Use cpp_defined.
2837 (read_scan_file): Set inhibit_warnings and inhibit_errors in
2838 the options structure.
2840 2000-02-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2842 * c-pragma.c (maximum_field_alignment): Remove duplicate declaration.
2844 2000-02-10 Jason Merrill <jason@casey.cygnus.com>
2846 * dwarf2out.c (add_abstract_origin_attribute): Check TREE_CODE (origin)
2847 rather than die->die_tag.
2849 Thu Feb 10 16:26:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2851 * combine.c (make_extraction, force_to_mode): Avoid warning on
2852 mixed-signedness conditionals.
2853 (make_field_assignment, nonzero_bits): Likewise.
2854 * expmed.c (store_fixed_bit_field): ALIGN arg now unsigned.
2855 (store_split_bit_field, extract_split_bit_field): Likewise.
2856 (extract_fixed_bit_field, store_bit_field,
2857 * expr.c: Change alignment to be unsigned everywhere.
2858 (move_by_pieces, store_constructor_field, store_constructor):
2859 Alignment parm is unsigned.
2860 (emit_block_move, emit_group_load, emit_group_store): Likewise.
2861 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
2862 (do_compare_rtx_and_jump): Likewise.
2863 (move_by_pieces_ninsns, clear_by_pieces): Likewise.
2864 Compare align with GET_MODE_ALIGNMENT.
2865 (expand_expr_unaligned): Pointer to alignment is pointer to unsigned.
2866 (get_inner_reference): Likewise.
2867 (copy_blkmode_from_reg, emit_push_insn): Remove unneeded casts.
2868 (expand_assignment): Local vars for alignment now unsigned.
2869 (store_constructor, store_field, expand_expr, do_jump): Likewise.
2870 (do_compare_and_jump): Likewise.
2871 (store_field): Call new function expr_align.
2872 * expr.h (emit_block_move, emit_group_load, emit_group_store):
2873 Alignment arg now unsigned.
2874 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
2875 (do_compare_rtx_and_jump, store_bit_field): Likewise.
2876 (extract_bit_field): Likewise.
2877 * fold-const.c (add_double): Add cast to eliminate signedness warning.
2878 * machmode.h (GET_MODE_ALIGNMENT): Result is unsigned.
2879 (get_best_mode): Alignment arg is unsigned.
2880 * rtl.h (move_by_pieces): Likewise.
2881 * store-layout.c (maximum_field_alignment, set_alignment):
2883 (layout_decl): Alignment arg is now unsigned.
2884 Remove unneeded casts.
2885 (layout_record, layout_union, layout_type): Remove unneeded casts.
2886 Local alignment variables now unsigned.
2887 (get_best_mode): Alignment arg now unsigned.
2888 * tree.c (expr_align): New function.
2889 * tree.h (expr_align): Likewise.
2890 (maximum_field_alignment, set_alignment): Now unsigned.
2891 (get_inner_reference): Alignment argument is now pointer to unsigned.
2892 * varasm.c (assemble_variable): Add cast to eliminate warning.
2894 Thu Feb 10 12:56:47 2000 Jim Wilson <wilson@cygnus.com>
2896 * expmed.c (store_bit_field): If op0 and fieldmode are the same size,
2897 then store directly into op0.
2899 * calls.c (expand_call): When emitting a NOTE_INSN_SETJMP, search for
2900 the CALL_INSN, and emit the note immediately after it.
2902 2000-02-10 Nick Clifton <nickc@cygnus.com>
2904 * config/arm/thumb.md (epilogue): Include a (return) in the
2905 generated insn, and emit it using emit_jump_insn not
2908 Thu Feb 10 18:28:59 MET 2000 Jan Hubicka <jh@suse.cz>
2910 * function.c (assign_temp): Change zero-sized arrays to size 1.
2911 * integrate.c (expand_inline_function): Do not update
2912 stack_alignment_needed
2913 * i386.c (compute_frame_size): Remove #ifdef PREFERRED_FRAME_BOUNDARY,
2914 add some sanity checking, remove optimization for function with
2917 2000-02-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2919 * flow.c (mark_regs_live_at_end): Delete unused variables.
2921 * ggc-page.c (ggc_page_print_statistics): bzero -> memset.
2923 * integrate.c (copy_rtx_and_substitute): Wrap variable `alignment'
2924 in macro FRAME_GROWS_DOWNWARD.
2926 * stmt.c (expand_end_bindings): Delete unused variable.
2928 * unroll.c (iteration_info): Mark parameter `loop' with
2931 2000-02-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2933 * fixinc/server.c (load_data): Return NULL if the marker line is
2935 (run_shell): If load_data returns NULL, retry the command once, in
2938 * configure: Rebuilt.
2940 2000-02-09 Bruce Korb <bkorb@gnu.org>
2942 * gcc/fixincludes: ** DELETED **
2943 * gcc/fixcpp: ** DELETED **
2944 * gcc/fixinc-nt.sed: ** DELETED **
2945 * gcc/just-fixinc: ** DELETED **
2946 * gcc/Makefile.in: Removed out-dated commentary
2947 * gcc/configure.in: Removed fast-fixincludes disablement.
2948 * MAINTAINERS(Ian Taylor) moved to "Write after approval" group.
2950 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
2951 * function.c (thread_prologue_and_epilogue_insns): Uncomment
2954 2000-02-09 Richard Henderson <rth@cygnus.com>
2956 * jump.c (delete_insn): Don't delete user labels at -O0.
2958 2000-02-09 Robert Lipe <robertl@sco.com>
2960 * Makefile.in (gen-protos): Don't depend on HOST_LIBDEPS.
2961 Don't link with HOST_LIBS.
2963 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
2965 * configure.in: Correct --help text for --with-dwarf2.
2966 Put tm-dwarf2.h after other tm files, if it's requested.
2967 * configure: Regenerate.
2968 * config/tm-dwarf2.h: #undef PREFERRED_DEBUGGING_TYPE before
2971 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
2973 * cpplib.h: Provide HASHNODE typedef and forward decl of
2974 struct hashnode only. Kill cpp_hashnode typedef. MACRODEF,
2975 DEFINITION, struct hashnode, struct macrodef, struct
2976 definition, scan_decls prototype, default defn of
2977 INCLUDE_LEN_FUDGE moved elsewhere.
2979 * cpphash.h: MACRODEF, DEFINITION, struct macrodef, struct
2980 definition, and struct hashnode moved here. Remove the unused
2981 'predefined' field from struct definition. Replace the 'args'
2982 union with its sole member. All users updated (cpphash.c).
2983 Delete HASHSTEP and MAKE_POS macros, and hashf prototype. Add
2984 multiple include guard.
2986 * cpphash.c (hashf): Make static; use better algorithm; drop
2987 HASHSIZE parameter; return an unsigned int.
2988 (cpp_lookup): Drop HASH parameter. PFILE parameter is
2989 used. Calculate HASHSIZE modulus here.
2990 (cpp_install): Drop HASH parameter. Calculate HASHSIZE modulus
2992 (create_definition): Drop PREDEFINITION parameter.
2993 * cpplib.c (do_define): Don't calculate a hash value here.
2994 Don't pass (keyword == NULL) to create_definition.
2996 * scan.h: Prototype scan_decls here.
2997 * cppfiles.c: Move INCLUDE_LEN_FUDGE default defn here.
2998 * cppexp.c, cppfiles.c, cppinit.c, cpplib.c, fix-header.c: All
2999 callers of cpp_lookup and cpp_install updated.
3001 * cpphash.c (macarg): Hoist all the flag diddling out of the
3003 (macroexpand): ... and out of the loop that calls macarg.
3004 Skip over the initial paren before macro arguments with
3005 cpp_get_non_space_token; point may be some distance before
3006 that paren. Abort if it's not there.
3008 * cpplib.c (parse_clear_mark): Delete function.
3009 (parse_set_mark, parse_goto_mark): Make static.
3010 (ACTIVE_MARK_P): New macro.
3011 (skip_block_comment, skip_line_comment): Do not bump the line
3012 if ACTIVE_MARK_P is true.
3013 (cpp_pop_buffer): The buffer to be popped may not have an
3015 (cpp_get_token): When looking for the initial paren before
3016 macro arguments, only set a mark in a file buffer, Always
3017 return to that mark before proceeding to call macroexpand or
3018 return a NAME token.
3020 * cpplib.h: Remove prototypes of parse_set_mark,
3021 parse_clear_mark, parse_goto_mark.
3022 (struct cpp_options): Rename 'put_out_comments' to
3023 'discard_comments' and invert its sense.
3024 * cppinit.c, cpphash.c, cpplib.c: All users of
3025 put_out_comments changed to use discard_comments, with
3028 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
3030 * function.c (thread_prologue_and_epilogue_insns): Don't delete
3031 the edge from a block that both jumps and falls through to the
3034 2000-02-09 Scott Bambrough <scottb@netwinder.org>
3036 * config/arm/arm.md (movsi): In PIC mode, make sure that a
3037 constant source address is legitimate.
3039 2000-02-09 Philip Blundell <pb@futuretv.com>
3041 * config/arm/arm.c (legitimize_pic_address): Handle LABEL_REF
3044 * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Allow anything when
3046 (LEGITIMATE_PIC_OPERAND): Disallow references to labels.
3048 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
3050 * cpplib.c (cpp_define, cpp_undef): Make sure the stacked buffer
3051 ends with a newline and a NUL. Don't be so clever manipulating
3054 Wed Feb 9 14:18:08 MET 2000 Jan Hubicka <jh@suse.cz>
3056 * reload1.c (reload) Align stack frame to cfun->stack_alignment_needed,
3057 not to BIGGEST_ALIGNMENT.
3059 2000-02-08 Geoff Keating <geoffk@cygnus.com>
3061 * dwarf2.h (DW_CFA_GNU_negative_offset_extended): New constant.
3062 * dwarf2out.c (dwarf_cfi_name): Print name of new constant.
3063 (reg_save): Use DW_CFA_GNU_negative_offset_extended when needed.
3064 (output_cfi): Handle output of DW_CFA_GNU_negative_offset_extended.
3065 * frame.c (execute_cfa_insn): Handle
3066 DW_CFA_GNU_negative_offset_extended.
3068 2000-02-08 Richard Henderson <rth@cygnus.com>
3070 * flow.c (tidy_fallthru_edges): Split out from ...
3071 (delete_unreachable_blocks): ... here.
3072 (find_basic_blocks): Use it.
3074 Tue Feb 8 15:51:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3076 * stmt.c (expand_decl): Do set RTX_UNCHANGING_P for TREE_READONLY.
3078 2000-02-08 Zack Weinberg <zack@wolery.cumb.org>
3080 * Makefile.in (GEN_PROTOS_OBJS): Remove libcpp.a.
3081 (gen_protos.o): Don't depend on cpplib.h or cpphash.h.
3082 (fix-header.o): Don't depend on cpphash.h.
3084 * scan.c (hashstr): New function.
3085 * scan.h: Prototype it.
3086 * fix-header.c: Don't include cpphash.h. Use hashstr.
3087 * gen-protos.c: Don't include cpphash.h or cpplib.h. Use
3088 hashstr. Report hash table statistics. Add private
3089 definition of xrealloc.
3091 2000-02-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3093 * i386.h (TARGET_SWITCHES): Fix typo in option name.
3095 2000-02-08 Clinton Popetz <cpopetz@cygnus.com>
3097 * function.c (thread_prologue_and_epilogue_insns): Don't replace
3098 jumps with returns unless they are jumps to the fallthru block.
3100 Tue Feb 8 07:53:55 2000 Jan Hubicka <jh@suse.cz>
3102 * i386.md (addqi3_cc): Fix contraints.
3104 Tue Feb 8 01:39:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
3106 * function.c (emit_return_into_block): Wrap in #ifdef HAVE_return.
3108 2000-02-07 Mark Mitchell <mark@codesourcery.com>
3110 * cpplib.c (cpp_get_token): Call CPP_BUMP_LINE after reading a
3111 carriage return after a macro name.
3113 2000-02-07 Fred Fish <fnf@be.com>
3115 * i386/beos-elf.h: (ASM_IDENTIFY_GCC): Define to nothing
3116 so the gcc2_compiled symbol doesn't confuse BeOS debuggers.
3118 2000-02-07 Zack Weinberg <zack@wolery.cumb.org>
3120 * cppfiles.c (deps_output): Count spacers in deps_column.
3122 2000-02-07 Neil Booth <NeilB@earthling.net>
3124 * cppinit.c (initialize_dependency_output): If there is no
3125 suffix, don't try to look for known suffixes. Use strrchr.
3126 (cpp_start_read): Remove duplicate initialization.
3128 Mon Feb 7 18:36:41 MET 2000 Jan Hubicka <jh@suse.cz>
3130 * calls.c (compute_argument_block_size): New argument
3131 preferred_stack_boundary.
3132 (expand_call): update cfun->preferred_stack_boundary, update call of
3133 compute_argument_block_size
3134 (emit_library_call): Increate cfun->preferred_stack_boundary
3135 to PREFERRED_STACK_BOUNDARY
3136 (emit_library_call_value): Likewise.
3137 * explow.c (allocate_dynamic_stack_spave): Likewise.
3138 * function.c (prepare_function_start): Set
3139 cfun->preferred_stack_boundary
3140 * function.h (struct function): Add preferred_stack_boundary field.
3141 * integrate.c (expand_inline_function): Update
3142 cfun->preferred_stack_boundary and cfun->stack_alignment_needed.
3143 (copy_rtx_and_substitute): Align frame to stack_alignment_needed only.
3144 * i386.c (compute_frame_size): Use cfun->preferred_stack_boundary.
3146 2000-02-06 Zack Weinberg <zack@wolery.cumb.org>
3148 * cpplib.c (my_strerror, cpp_error, cpp_error_with_line,
3149 cpp_error_from_errno, cpp_warning, cpp_warning_with_line,
3150 cpp_pedwarn, cpp_pedwarn_with_line,
3151 cpp_pedwarn_with_file_and_line): Move to cpperror.c.
3152 (cpp_print_file_and_line, v_cpp_error, v_cpp_warning,
3153 v_cpp_error_with_line, v_cpp_warning_with_line,
3154 cpp_message_from_errno, cpp_perror_with_name): Delete.
3156 * cpperror.c (cpp_print_containing_files): Take starting
3158 (cpp_file_line_for_message): Rename to cpp_print_file_and_line.
3159 (v_cpp_message): Now called directly by all entry points.
3161 (cpp_pfatal_with_name, cpp_message): Delete.
3162 (cpp_notice_from_errno, cpp_ice): New functions.
3163 (cpp_notice): Is now for reporting error conditions, just
3164 without an associated file.
3165 (cpp_error, cpp_error_with_line): Don't do anything if
3166 opts->inhibit_errors is on.
3167 (cpp_pedwarn_with_file_and_line): Take column argument also.
3169 * cpplib.h: Update prototypes of exported functions.
3170 (struct cpp_options): Add inhibit_errors.
3172 * cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for
3173 non-error messages. Include intl.h.
3175 * cppinit.c, cppmain.c: Likewise. Also, use
3176 cpp_notice_from_errno instead of cpp_perror_with_name or
3177 cpp_pfatal_with_name, and cpp_notice instead of cpp_message.
3179 * cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to
3180 report internal errors.
3182 * cpplib.c (do_define): Switch bcopy to memcpy.
3183 Give cpp_pedwarn_with_file_and_line a dummy column argument.
3185 * cpplib.c (copy_rest_of_line): Revert previous change: don't
3186 bail out early if we hit a line comment.
3188 2000-02-06 Richard Henderson <rth@cygnus.com>
3190 * flow.c (flow_delete_insn, make_edge, remove_edge): Export.
3191 * basic-block.h: Declare them.
3192 * emit-rtl.h (active_insn_p): New.
3193 (next_active_insn, prev_active_insn): Use it.
3194 * rtl.h: Declare it.
3195 * function.c (emit_return_into_block): New.
3196 (thread_prologue_and_epilogue_insns): Insert return insns instead
3197 of epilogues when possible.
3198 * jump.c (jump_optimize_1): Remove code to insert a return insn
3199 on the fallthru to the exit block.
3201 * i386.c (ix86_can_use_return_insn_p): Fail for large poped args
3202 and for non-empty stack frames.
3203 * i386.md (return): Expand to return-pop as needed.
3205 2000-02-06 Richard Henderson <rth@cygnus.com>
3207 * simplify-rtx.c (simplify_relational_operation): Canonicalize
3208 constant to op1 for testing.
3210 2000-02-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3212 * config/c4x/c4x.md (*ldi_on_overflow): New pattern.
3213 (fixuns_truncqfqi2): Use it.
3215 2000-02-06 Richard Henderson <rth@cygnus.com>
3217 * i386.c (ix86_agi_dependant): Handle pro_epilogue_adjust_stack
3220 * i386.md (widening and peepholes): Mask the constant instead of
3223 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
3225 * cppfiles.c (read_and_prescan) [case SPECCASE_QUESTION]: Bump
3226 input pointer before possibly branching off to the backslash
3228 * cpphash.c (macroexpand): Correctly delete \r escapes when
3229 stringifying parameters.
3230 * cpplib.c (copy_rest_of_line): Go directly to skip_block_comment
3231 if we can; bail out early if we hit a line comment.
3232 (handle_directive): Treat '# 123' in an .S file just like
3233 '# <punctuation>'. Discard the shifted '#' if we hit '#\n'.
3234 Return 1 for '# not_a_directive'.
3235 (get_directive_token): Pop macro buffers here, so that
3236 cpp_get_token can't sneakily move past a newline.
3238 (cpp_get_token): goto randomchar if handle_directive returns 0.
3240 * cppalloc.c: Update copyright.
3241 * cpplib.c: Merge all the static function prototypes into one
3243 * cpplib.h: Remove #if 0 block.
3245 * cpperror.c: Remove #ifdef EMACS block.
3246 * cppmain.c: Likewise.
3247 * cpphash.c: Remove #if 0 blocks.
3248 * cppinit.c: Remove #if 0 blocks, and the -lint option.
3249 * cpplib.c: Remove #if 0 blocks and code referencing
3250 pcp_inside_if or for_lint. Remove duplicate error message.
3251 Fix error messages for #else after #else or #elif. Reformat.
3252 Remove archaic TODO list.
3253 * cpplib.h: Remove pcp_inside_if and for_lint flags.
3255 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
3257 * i386/osf1elf.h: Add missing backslash to multiline string.
3259 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3261 * longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.
3263 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3265 * Makefile.in (c-common.o): Depend on $(EXPR_H).
3267 * c-common.c: Include expr.h.
3269 * c-pragma.c (mark_align_stack): Add prototype.
3271 * caller-save.c (add_stored_regs): Likewise.
3273 * combine.c (record_promoted_value): Likewise.
3275 * i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro):
3278 * cppinit.c (new_pending_define): Likewise.
3280 * cpplib.c (skip_block_comment, skip_line_comment): Likewise.
3282 * dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists,
3283 AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
3284 AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p,
3285 class_scope_p): Likewise.
3287 * dwarf2out.h (dwarf2out_set_demangle_name_func,
3288 dwarf2out_add_library_unit_info): Likewise.
3290 * ggc.h (ggc_page_print_statistics): Likewise.
3292 * haifa-sched.c (propagate_deps): Likewise.
3294 * reg-stack.c (next_flags_user, record_label_references): Likewise.
3296 * rtl.h (set_stack_check_libfunc): Likewise.
3298 * toplev.h (set_fatal_function): Likewise.
3300 * toplev.c (set_fatal_function): Delete prototype.
3302 * diagnostic.c: Deconstify functions returning malloc'ed ptrs.
3304 2000-02-05 Geoff Keating <geoffk@cygnus.com>
3306 * ginclude/ppc-asm.h (FUNC_START): Use USER_LABEL_PREFIX.
3307 (FUNC_END): Likewise.
3309 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3311 * caller-save.c: Include tm_p.h.
3313 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3315 * Makefile.in (libgcc.a): Add $(LIBGCC1) to libgcc.a after $(LIBGCC2).
3317 2000-02-04 Neil Booth <NeilB@earthling.net>
3319 * cccp.c (main): Check 'dir' for a NULL pointer before passing
3322 2000-02-04 Zack Weinberg <zack@wolery.cumb.org>
3324 * recog.h: Remove NO_MD_PROTOTYPES ifdefs.
3325 * genflags.c: Use the max_operand_1 logic from genemit.c to
3326 calculate how many arguments gen_insn prototypes have. Remove
3327 NO_MD_PROTOTYPES ifdefs from the generated file.
3328 * genoutput.c: Don't define NO_MD_PROTOTYPES in the generated
3329 file. Cast gen_insn initializers to insn_gen_fn.
3330 * config/alpha/vms.h: Don't define NO_MD_PROTOTYPES.
3331 * gcc.texi: Remove documentation of NO_MD_PROTOTYPES.
3333 2000-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3335 * fixinc/Makefile.in (HDR): Add machname.h.
3338 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3340 * config/c4x/c4x.h (c4x_compare_op0, c4x_compare_op1): Move ...
3341 (c4x_regclass_map, c4x_caller_save_map, c4x_rpts_cycles): Ditto.
3342 (c4x_cpu_version): Ditto.
3343 * config/c4x/c4x-protos.h: ... here.
3345 2000-02-04 Jason Merrill <jason@casey.cygnus.com>
3347 * dwarf2out.c (add_abstract_origin_attribute): Don't call
3348 gen_abstract_function on our context if we're a nested function.
3350 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3352 * config/c4x/c4x.md (fixuns_truncqfqi2): Rewrite.
3353 * config/c4x/libgcc.S (ufix_truncqfhi2n): Fix.
3355 2000-02-04 Bruce Korb <bkorb@gnu.org>
3357 * fixinc/genfixes(machname.h):
3358 Move the functionality from gen-machine.h into this file.
3359 UNdef MN_NAME_PAT if there are no names to change.
3360 Also, be a little kinder when AutoGen is not present.
3362 * fixinc/Makefile.in(machname.h):
3363 Change the generation rule to use genfixes.
3365 * fixinc/fixfixes.c(machine_name):
3366 machine_name_fix's functionality now dependent upon whether
3367 MN_NAME_PAT is defined.
3369 * fixinc/fixtests.c(machine_name):
3372 * fixinc/fixlib.c(mn_get_regexps): conditional on definition
3375 * fixinc/fixlib.h(mn_get_regexps):
3378 * fixinc/gen-machine.h: DELETED
3380 2000-02-04 Jan Hubicka <jh@suse.cz>
3381 Richard Henderson <rth@cygnus.com>
3383 * i386.c (SAVE_REGS_FIRST): Remove.
3384 (ix86_initial_elimination_offset): Handle only SAVE_REGS_FIRST mode.
3385 (ix86_compute_frame_size): Likewise.
3386 (ix86_expand_prologue): Likewise. Use pro_epilogue_adjust_stack.
3387 (ix86_emit_restore_regs): Remove.
3388 (ix86_emit_epilogue_esp_adjustment): Use pro_epilogue_adjust_stack
3389 when a frame pointer is in use.
3390 (ix86_expand_epilogue): Handle only SAVE_REGS_FIRST mode. Use mov
3391 instead of pop to restore a register when profitable; emit leave
3393 (ix86_attr_length_default): Handle pro_epilogue_adjust_stack
3395 (ix86_adjust_cost): Handle pro_epilogue_adjust_stack as TYPE_ALU.
3396 * i386.md (prologue_allocate_stack): Remove.
3397 (epilogue_deallocate_stack): Remove.
3398 (pro_epilogue_adjust_stack): New.
3400 2000-02-04 Richard Henderson <rth@cygnus.com>
3402 * function.c (diddle_return_value): Rework to use a callback function.
3403 Use current_function_return_rtx if it's been set up.
3404 (do_clobber_return_reg, clobber_return_register): New.
3405 (do_use_return_reg, use_return_register): New.
3406 (expand_function_end): Use them.
3407 * stmt.c (expand_null_return): Likewise.
3408 * function.h: Declare them.
3409 * flow.c (mark_regs_live_at_end): Use diddle_return_value.
3410 (mark_reg): Change arguments as appropriate for callback.
3411 * integrate.c (expand_inline_function): Revert 19 Jan change.
3413 Fri Feb 4 20:25:42 2000 Hans-Peter Nilsson <hp@bitrange.com>
3415 * tm.texi (Values in Registers): Fix typo: "fo" "for".
3416 (Misc): Say the scheduler, not the Haifa scheduler.
3418 2000-02-04 Clinton Popetz <cpopetz@cygnus.com>
3420 * jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs
3421 when in_mem is set. Update all callers.
3423 2000-02-04 Richard Henderson <rth@cygnus.com>
3425 * i386/openbsd.h (INT_ASM_OP): Define.
3427 Fri Feb 4 10:51:30 2000 Hans-Peter Nilsson <hp@bitrange.com>
3429 * tm.texi: Fix various typos.
3431 Thu Feb 3 17:17:32 2000 Steve Ellcey <sje@cup.hp.com>
3433 * config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case.
3434 (MD_STARTFILE_PREFIX_1): New macro.
3436 Thu Feb 3 15:08:13 MET 2000 Jan Hubicka <jh@suse.cz>
3438 * i386.md (movstrsi, clrstrsi): Support variable sized copies, align
3439 destination when needed.
3440 (strmovsi, strsetsi): New expander.
3441 (strmovsi_1, strsetsi_1): New pattern.
3442 * i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP,
3443 TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros.
3444 (TARGET_SWITCHES) Add align-stringops and inline-all-stringops.
3445 * invoke.texi (align-stringops, inline-all-stringops): Document.
3447 Wed Feb 2 23:04:47 2000 Krister Walfridsson <cato@df.lth.se>
3449 * i386/netbsd.h (INT_ASM_OP): Define.
3451 2000-02-02 Zack Weinberg <zack@wolery.cumb.org>
3453 * cpplib.h (cpp_reader): Add new flag, no_directives.
3454 * cpphash.c (macarg): Set it.
3455 * cpplib.c (handle_directive): If no_directives is on and we
3456 find a directive, issue an error and discard the line.
3458 Wed Feb 2 13:07:10 2000 Jim Wilson <wilson@cygnus.com>
3460 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for
3461 FP constants. Add ! TARGET_FPU check for FP constants.
3463 2000-02-02 Clinton Popetz <cpopetz@cygnus.com>
3465 * flow.c (find_basic_blocks): Don't kill label_value_list
3467 (cleanup_cfg): Kill it here.
3469 Wed Feb 2 08:12:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3471 * expr.c (store_field): Ensure ALIGN is no stricter than the
3474 2000-02-02 Richard Henderson <rth@cygnus.com>
3476 * jump.c (delete_insn): Partially revert 19 Jan change;
3477 don't convert unused code labels to notes at -O0.
3479 2000-02-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3481 * toplev.c (rest_of_compilation): Run rebuild_jump_labels after
3482 split_all_insns to recreate REG_LABEL notes for flow2 pass.
3484 2000-02-01 Richard Henderson <rth@cygnus.com>
3486 * i386.c (general_no_elim_operand): New.
3487 (nonmemory_no_elim_operand): New.
3488 (ix86_expand_move): Copy eliminable operands before a push.
3489 * i386-protos.h: Declare new functions.
3490 * i386.h (CAN_ELIMINATE): Simplify.
3491 (PREDICATE_CODES): Update.
3492 * i386.md (push insns): Don't allow eliminable register operands.
3494 2000-02-01 Richard Henderson <rth@cygnus.com>
3496 * flow.c (mark_regs_live_at_end): Follow expand_function_end and
3497 replace BLKmode with DECL_RTL's mode.
3499 2000-02-01 Zack Weinberg <zack@wolery.cumb.org>
3501 * frame.c (find_fde): Convert for loop to do-while so compiler
3502 sees it's always executed at least once.
3503 * libgcc2.c (BBINBUFSIZE): Kill.
3504 (__bb_init_prg): Use fgets.
3505 (__bb_exit_trace_func): Don't paste strings.
3506 * unroll.c (unroll_loop): Initialize unroll_type, not
3507 unroll_number, and tweak logic to match.
3509 * i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
3511 (ix86_flags_dependant): Likewise. Disentangle control flow.
3512 (ix86_sched_reorder): Break guts out to
3513 ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
3514 (ix86_sched_reorder_ppro): Initialize pair2 and insnp before
3517 * i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
3518 use string concatenation. Don't save and restore esi.
3520 * fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
3521 (machname.h): Remove script to separate file. Use two-step
3522 sequence so target is not created if script fails.
3523 * fixinc/gen-machname.h: New file. Handle case where no non-reserved
3524 identifiers are defined.
3525 * fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
3526 an empty string, machine_name doesn't need to do anything at
3528 (is_cxx_header): Add more cases to regexp.
3529 * fixinc/fixlib.h: Update prototype.
3530 * fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
3532 * fixinc/fixincl.c: Define NO_BOGOSITY.
3534 * fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
3535 (hp_sysfile): Add missing comma.
3536 (math_exception): Put the wrapper ifdefs at the beginning and
3537 the end of the file.
3538 * fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.
3540 2000-02-01 Richard Henderson <rth@cygnus.com>
3542 * sparc.c (fp_zero_operand): Turn into a normal predicate.
3543 Use CONST0_RTX. Update all callers.
3544 * sparc.h, sparc-protos.h: Update accordingly.
3545 * sparc.md (fp mov insns): Use fp_zero_operand directly
3548 Wed Feb 2 02:59:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
3550 * tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS
3553 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3555 * Makefile.in (specs.ready): New target.
3556 (fixinc.sh): Depend on `specs.ready' instead of `specs'.
3558 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3560 * fixinc.irix: Use unique filenames for writing into /tmp,
3561 * fixinc.ptx: Likewise.
3562 * fixinc.sco: Likewise.
3563 * fixinc.svr4: Likewise.
3564 * fixinc.winnt: Likewise.
3566 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3568 * tsystem.h: New file.
3570 * Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
3571 s-crtS): Depend on tsystem.h.
3573 * crtstuff.c: Include tsystem.h.
3574 * frame.c: Likewise.
3575 * libgcc2.c: Likewise.
3577 Tue Feb 1 19:53:27 CET 2000 Jan Hubicka <jh@suse.cz>
3579 * builtins.c (expand_builtin_memset): Expand for variable sized
3582 2000-02-01 David Billinghurst <David.Billinghurst@riotinto.com.au>
3584 * config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based
3587 Tue Feb 1 00:57:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
3589 * dwarfout.c (SHORT_TYPE_SIZE): Correct default.
3591 * tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE.
3593 2000-01-31 Chandra Chavva <cchavva@cygnus.com>
3595 * combine.c (try_combine) [HAVE_cc0]: Trying to check the missed
3596 case 3->2 combining (combining with splitting) in which 2 is CC0
3597 setter/user and 3 is user. The rest of cases 2->1 and 3->2 are
3598 checked at the begining of the function with the aid of calling
3599 function 'can_combine_p'.
3601 2000-01-31 Dave Brolley <brolley@redhat.com>
3603 * cccp.c (struct argdata): Redeclare 'newlines' field as 'int'.
3605 2000-01-31 Jason Merrill <jason@casey.cygnus.com>
3607 * jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the
3610 2000-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3612 * gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros.
3614 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit):
3617 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
3619 * i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h,
3620 i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h,
3621 i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h,
3622 i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h,
3623 i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h,
3624 i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
3625 i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h,
3626 i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h,
3627 i386/vxi386.h, i386/win-nt.h, i386/win32.h:
3628 Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES.
3630 * i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h:
3631 Add %(cpp_cpu) to CPP_SPEC.
3633 * i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h:
3634 Add %(cc1_cpu) to CC1_SPEC.
3636 2000-01-28 Ulrich Drepper <drepper@redhat.com>
3638 * c-decl.c (c_decode_option): Accept optional numeric argument to
3639 -Wformat and set warn_format.
3640 * c-common.c: Don't emit warning about non-constant printf format
3641 string unless warn_format > 1.
3643 2000-01-30 Richard Henderson <rth@cygnus.com>
3645 * alpha.md (return_internal): Allow after reload only.
3647 2000-01-30 Richard Henderson <rth@cygnus.com>
3649 * i386.c (ix86_compute_frame_size): Omit padding1 if the
3650 local frame size is zero.
3652 2000-01-30 Richard Henderson <rth@cygnus.com>
3654 * alpha.c (alpha_expand_epilogue): Don't emit the return insn.
3655 * alpha.h (EPILOGUE_USES): New. Mark $26 live.
3656 * alpha.md (return): Turn into an expander.
3657 (return_internal): Don't use $26.
3658 (epilogue): Emit the return insn.
3660 2000-01-30 Richard Henderson <rth@cygnus.com>
3662 * alpha.md (negtf2, abstf2): Fix word order thinko.
3664 (trunctfsf2): Avoid intermediate rounding errors.
3666 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
3668 * cppfiles.c (find_position): Drop 'colp' argument, return the
3670 (read_and_prescan): Adjust to match. Don't ever manipulate
3671 line or line_base except via find_position.
3673 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
3675 * c-parse.in: Apply Ulrich's changes from c-parse.y.
3676 * c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c:
3679 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
3681 * cpperror.c (cpp_file_line_for_message): If 'line' is zero,
3682 just print "<command line>". If 'filename' is null or an
3683 empty string, print "<stdin>" for the filename.
3684 * cpplib.c (do_define): Don't print the 'location of the
3685 previous definition' message if we're still parsing the
3687 (cpp_pedwarn_with_file_and_line): Always call
3688 cpp_file_line_for_message.
3690 2000-01-29 Mark Mitchell <mark@codesourcery.com>
3692 * flow.c (mark_regs_live_at_end): Fix typo.
3694 2000-01-28 Ulrich Drepper <drepper@redhat.com>
3696 * c-common.c: Adjust variable names, comments, help strings to c99.
3697 * c-lex.c: Likewise.
3698 * c-parse.y: Likewise.
3699 * c-tree.h: Likewise.
3701 * cpplib.h: Likewise.
3702 * c-decl.c: Likewise. Recognize options with names "*99" as well.
3703 * cppinit.c: Likewise.
3705 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3707 * c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries.
3708 * c4x.c: Define the optab rtx values.
3709 (c4x_add_gc_roots): Add the ggc roots for these optab rtx values.
3710 (c4x_emit_libcall): Use new optab rtx values.
3711 (c4x_emit_libcall3): Likewise.
3712 (c4x_emit_libcall_mulhi): Likewise.
3713 * c4x-protos.h: Add prototypes for optab rtx values and change
3714 prototypes for above c4x_emit_libcall functions.
3716 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3718 * c4x.c (c4x_output_ascii): Restrict line length of output when TI
3720 (c4x_function_prologue): Use regnames intead of float_reg_names when
3722 (c4x_function_epilogue): Likewise.
3723 (c4x_print_operand): Likewise.
3724 * c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine.
3725 * c4x.md (set_high): Disable for TARGET_TI.
3727 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3729 * c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading
3730 of framepointer + constant to ADDR_REGS class.
3731 * c4x.md (addqi3, addqi3_noclobber_reload): Update.
3732 * c4x.c (std_or_reg_operand): New function.
3733 * c4x-protos.h (std_or_reg_operand): Prototype it.
3735 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3737 * t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same
3738 object names as libgcc2.c.
3739 * libgcc.S: Use newly defined names.
3741 Fri Jan 7 19:48:04 CET 2000 Jan Hubicka <jh@suse.cz>
3742 * sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New
3744 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare.
3745 * basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro.
3746 (FLOW_LOOP_LAST_BLOCK): Likewise.
3748 2000-01-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3750 * basic-block.h (struct loop): New fields 'first' and 'last'.
3751 * flow.c (flow_loops_find): Compute loop->first and loop->last.
3752 (flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG
3753 and loop->last to check for NOTE_INSN_LOOP_END.
3755 Fri Jan 28 10:57:58 2000 Jason Eckhardt <jle@cygnus.com>
3757 * predict.c (estimate_probability): Use the new FIRST and LAST fields
3758 of the loop descriptor rather than HEADER and LATCH. Also added
3759 missing break statements as well making some coding style modifications
3760 as suggested by Michael Hayes.
3762 2000-01-28 Richard Henderson <rth@cygnus.com>
3764 * flow.c (find_basic_blocks): Remove do_cleanup argument.
3765 Break out that code ...
3766 (cleanup_cfg): ... here.
3767 (commit_one_edge_insertion): Detect a return instruction being
3768 emitted to an edge. Emit a barrier following; clear fallthru.
3769 (commit_edge_insertions): Verify CFG consistency.
3770 * function.c (expand_function_start): Kill unused variable.
3771 (expand_function_end): Likewise.
3772 (thread_prologue_and_epilogue_insns): Use insert_insn_on_edge
3773 to insert the epilogue.
3775 * gcse.c (gcse_main): Adjust for find_basic_blocks change.
3776 (delete_null_pointer_checks): Likewise.
3777 * output.h: Likewise.
3778 * reg-stack.c (reg_to_stack): Likewise.
3779 * toplev.c (rest_of_compilation): Likewise. Run
3780 thread_prologue_and_epilogue_insns after rebuilding the CFG.
3782 2000-01-28 Richard Henderson <rth@cygnus.com>
3784 * Makefile.in (flow.o): Revert 24 Jan change.
3785 * flow.c (mark_regs_live_at_end): Likewise. Force BLKmode
3786 FUNCTION_VALUE result to DECL_RESULT's mode.
3788 * haifa-sched.c (schedule_insns): Don't recompute reg info
3791 2000-01-28 Zack Weinberg <zack@wolery.cumb.org>
3793 * configure.in: Make --enable-cpplib the default.
3794 * configure: Regenerate.
3795 * gcc.dg/990119-1.c: No longer expected to fail.
3797 2000-01-28 Bernd Schmidt <bernds@cygnus.co.uk>
3799 * jump.c (jump_optimize_1): Delete an optimization that is also done
3800 by merge_blocks in flow.
3802 2000-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3804 * diagnostic.c (build_message_string, output_printf,
3805 line_wrapper_printf): Add ATTRIBUTE_PRINTF_*.
3806 (build_location_prefix): Fix non-literal format string.
3808 2000-01-27 Richard Henderson <rth@cygnus.com>
3810 * alpha.md (trunctfsf2): New.
3812 2000-01-27 Andrew Hobson <ahobson@eng.mindspring.net>
3814 * configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH.
3816 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
3818 * cppinit.c (cpp_handle_option): Recognize C++ comments under
3820 * cpplib.c (skip_block_comment, skip_line_comment): Split code
3822 (skip_comment) ... here. Permit C++ comments in system
3823 headers always. Warn about C++ comments in user code under
3824 -std=gnu89 -pedantic.
3825 (copy_comment): Use skip_comment.
3826 (cpp_skip_hspace, cpp_get_token): skip_comment can no longer
3828 (consider_directive_while_skipping, do_else, do_endif): Call
3829 validate_else unconditionally.
3830 (validate_else): Check CPP_PEDANTIC here. Accept non-comment
3831 text after the conditional in a system header.
3832 * cpplib.h (struct cpp_buffer): Add flag
3833 warned_cplusplus_comments.
3835 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
3837 * emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too.
3838 Use unshare_all_rtl_1.
3839 (unshare_all_rtl_again): New function.
3840 (unshare_all_rtl_1): New function split out of unshare_all_rtl.
3842 * function.c (purge_addressof_1): Use unshare_all_rtl_again
3843 rather than resetting the 'used' flags ourself.
3845 * toplev.c (rest_of_compilation): Add current_function_decl
3846 to the unshare_all_rtl call.
3847 * tree.h: Prototype unshare_all_rtl.
3848 * rtl.h: Prototype unshare_all_rtl_again here.
3850 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
3852 * genoutput.c (output_prologue): Include ggc.h in generated
3854 * Makefile.in (insn-output.o): Depends on ggc.h.
3856 2000-01-27 Ian Dall <ian@sibyl.beware.dropbear.id.au>
3857 Hans-Peter Nilsson <hp@bitrange.com>
3859 * ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete.
3860 Remove redundant include of xm-ns32k.h.
3861 * ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions.
3862 Remove redundant include of xm-ns32k.h.
3863 * ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine.
3864 Remove redundant include of xm-ns32k.h.
3865 * ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions.
3867 * ns32k/ns32k.h: Update comment on multiply-add instructions.
3868 (TARGET_SWITCHES): Add documentation strings.
3869 (DWARF_FRAME_REGNUM): Override default definition.
3870 (REG_CLASS_CONTENTS): Add comments.
3871 (SUBSET_P): Format to reduce line length.
3872 (SMALL_REGISTER_CLASSES): Make a run time option.
3873 (GO_IF_NONINDEXED_ADDRESS): Reformat.
3874 (GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before
3875 dereferencing it. Braces to avoid "ambiguous else" were misplaced.
3876 (regclass_map): fix typo in comment.
3877 * ns32k/ns32k.c: Add spaces before parentheses for consistant style.
3878 Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...).
3879 (trace, reg_or_mem_operand): Delete, unused function.
3880 (calc_address_cost): Small offsets are cheaper than large ones.
3881 (expand_block_move): Generate more efficient code when bytes is a
3882 known at compile time.
3883 * ns32k/ns32k.md: Alternate constraints for multiply-add instructions.
3884 (udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand
3885 instead of reg_or_mem_operand.
3887 * ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs,
3888 not general_operand. Similarly use "=rm" or stricter, not "=g".
3889 For input operands, use stricter constraints than "g" if not
3890 general_operand. Similarly use stricter predicate than
3891 "general_operand" when stricter constraints than "g" are present,
3892 except for matching constraints.
3893 (movstrsi): Use "memory_operand" for operands 0 and 1.
3894 (truncsiqi2, truncsihi2, trunchiqi2): Remove.
3895 (udivmoddisi4_internal): Use nonimmediate_operand for operand 0,
3896 not reg_or_mem_operand.
3897 (udivmoddisi4): Ditto.
3898 Use nonimmediate_operand for operand 1, not reg_or_mem_operand.
3899 Use nonimmediate_operand for operand 3, not register_operand.
3900 (udivmoddiqi4_internal): Use register_operand for operand 1, not
3903 2000-01-27 Fred Fish <fnf@be.com>
3905 * gthr-posix.h: Fix typo; compatibily -> compatibility.
3906 * gthr-single.h: Likewise.
3907 * gthr-solaris.h: Likewise.
3908 * gthr-vxworks.h: Likewise.
3909 * gthr-win32.h: Likewise.
3912 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
3914 * cppinit.c: Add " (cpplib)" to end of string printed by
3917 2000-01-27 Richard Henderson <rth@cygnus.com>
3919 * alpha.c (alpha_emit_conditional_move): Use VOIDmode when
3920 testing for a signed comparison.
3921 (alpha_emit_floatuns): New.
3922 * alpha-protos.h: Declare it.
3923 * alpha.md (floatunsdisf2, floatunsdidf2): New.
3924 (extendsfdf2): Tidy.
3926 2000-01-27 Jakub Jelinek <jakub@redhat.com>
3928 * config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but
3929 no -g option specifying debugging format, default to -gstabs+.
3931 Wed Jan 26 22:19:14 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3933 * calls.c (special_function_p): New argument fork_or_exec.
3934 (expand_call): When profile_arc_flag is set and the function
3935 is in the fork_or_exec group, call __bb_fork_func first.
3936 * libgcc2.c, _bb module (__bb_fork_func): New function.
3937 (__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
3939 * config/svr4.h (TARGET_HAS_F_SETLKW): Define.
3940 * tree.h (special_function_p): Update prototype.
3942 2000-01-26 Richard Henderson <rth@cygnus.com>
3944 * alpha.c (alpha_split_tfmode_pair): New.
3945 * alpha-protos.h: Declare it.
3946 * alpha.md (abstf2, negtf2): New.
3947 (movtf insn): Add input G constraint.
3948 (movtf splitter): Use alpha_split_tfmode_pair.
3950 2000-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3952 * i386/cygwin.h: PROTO -> PARAMS.
3954 2000-01-26 Jakub Jelinek <jakub@redhat.com>
3956 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle
3957 TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons
3958 using _Qp_cmp/_Q_cmp and testing the return value.
3959 (print_operand): Call reverse_condition_maybe_unordered if
3960 we are handling CCFPmode or CCFPEmode.
3961 Handle ORDERED, UN* and LTGT comparisons.
3962 * config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32
3963 if not TARGET_HARD_QUAD.
3964 (seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble,
3965 bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt):
3966 Call sparc_emit_float_lib_cmp even on TARGET_ARCH32.
3967 Adjust gen_b* calls so that they reflect return comparison of
3968 sparc_emit_float_lib_cmp.
3970 2000-01-26 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3972 * config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume
3973 incoming operands array is large enough for one more operand.
3974 (alpha_emit_xfloating_arith): Likewise.
3976 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
3978 * fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a
3979 file with one line and no trailing newline.
3980 Patch by Kaveh Ghazi <ghazi@caip.rutgers.edu>.
3981 * fixinc/fixtests.c (machine_name_test): Fix fencepost error
3982 checking if the match is on the line.
3983 * fixinc/gnu-regex.c: Provide regerror not __regerror.
3985 2000-01-25 Richard Henderson <rth@cygnus.com>
3987 * sparc.c (output_cbranch): Fix accidental squashing of the
3988 fp branch pre-delay nop.
3990 2000-01-25 Richard Henderson <rth@cygnus.com>
3992 * tree.def (UNNE_EXPR): Remove.
3993 * c-typeck.c (build_binary_op): Don't handle it.
3994 * expr.c (expand_expr, do_jump, do_store_flag): Likewise.
3996 * rtl.def (UNNE): Remove.
3998 * jump.c (reverse_condition): Update accordingly.
3999 (swap_condition): Likewise.
4000 (comparison_dominates_p): Handle unordered comparisons.
4001 (reverse_condition_maybe_unordered): New.
4002 * rtl.h (reverse_condition_maybe_unordered): Declare.
4004 * sparc.c (select_cc_mode): Update for UNNE/LTGT.
4005 (output_cbranch): Use reverse_condition_maybe_unordered and LTGT.
4006 * sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs.
4007 * sparc.md (bltgt): New.
4009 2000-01-25 Nick Clifton <nickc@redhat.com>
4011 * emit-rtl.c (emit_insn): Only check machine class insns for
4012 improper emission of a RETURN.
4014 2000-01-25 Richard Henderson <rth@cygnus.com>
4016 * Makefile.in (flow.o): Depend on $(EXPR_H).
4017 * flow.c (mark_regs_live_at_end): Use hard_function_value, i.e.
4018 duplicate the structure of diddle_return_value for keeping regs live.
4020 2000-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4022 * loop.c (current_loop_info): Delete.
4023 (consec_sets_invariant_p): Add loop argument, update callers.
4024 (get_condition_for_loop): Likewise.
4025 (count_nonfixed_reads, update_giv_derive): Likewise.
4026 (simplify_giv_expr, general_induction_var): Likewise.
4027 (consec_sets_giv, recombine_givs): Likewise.
4028 (move_movables): Delete loop_start and loop_end arguments,
4029 add loop argument, and update callers.
4030 (find_mem_givs, check_final_value): Likewise.
4031 (record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise.
4032 (loop_invariant_p): Rename from invariant_p, add loop argument, and
4034 (basic_induction_var): Add loop argument, delete loop_level argument,
4036 * unroll.c (iteration_info): Delete loop_start and loop_end arguments,
4037 add loop argument, and update callers.
4038 (find_splittable_regs, find_splittable_givs): Likewise.
4039 (reg_dead_after_loop, loop_find_equiv_value): Likewise.
4040 (final_biv_value, final_giv_value, back_branch_in_range_p): Likewise.
4041 (biv_total_increment): Delete loop_start and loop_end arguments;
4043 (precondition_loop_p): Delete loop_start and loop_info arguments;
4045 * loop.h (get_condition_for_loop): Add loop argument.
4046 (biv_total_increment): Delete loop_start and loop_end arguments.
4047 (precondition_loop_p): Delete loop_start and loop_info arguments;
4049 (final_biv_value): Delete loop_start and loop_end arguments;
4051 (final_giv_value, back_branch_in_range_p): Likewise.
4053 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
4055 * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16.
4057 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
4059 * Makefile.in (c-gperf.h) : Change the "See" pointer to
4060 point to the new "generated_files" doc.
4062 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
4064 * config/fp-bit.c (_unord_f2): Fix typo.
4066 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
4068 * c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c,
4069 c-typeck.c, objc/objc-act.c: Remove all references to obstack
4070 functions obsoleted by GC, such as push_obstacks_nochange,
4071 end_temporary_allocation, savealloc, saveable_tree_cons, etc.
4072 and code which existed only to decide whether or not to call
4073 them. Remove now-unused NESTED argument from start_function;
4074 all callers changed. Do not change behavior based on ggc_p.
4075 The use of the ixp_obstack in c-iterate.c and the util_obstack
4076 in objc/objc-act.c remain; these are not obsoleted by garbage
4078 * c-tree.h: Update prototype for start_function.
4080 * c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild.
4082 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
4084 * config/mips/mips.md (zero_extendsidi2_internal): Disable for
4087 2000-01-25 Richard Henderson <rth@cygnus.com>
4089 * sparc-protos.h (select_cc_mode): Declare.
4090 * sparc.c (select_cc_mode): New. Handle unordered compares.
4091 (output_cbranch): Always reverse via code change. Handle
4092 unordered compares. Factor tests and string updates.
4093 * sparc.h (SELECT_CC_MODE): Split out to select_cc_mode.
4094 (REVERSIBLE_CC_MODE): Also exclude CCFPmode.
4095 * sparc.md (bunordered, bordered): New.
4096 (bungt, bunlt, buneq, bunge, bunle): New.
4098 2000-01-25 Richard Henderson <rth@cygnus.com>
4100 * dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root.
4101 * ggc-common.c (ggc_add_rtx_varray_root): New.
4102 (ggc_mark_rtx_varray): New.
4103 (ggc_mark_rtx_varray_ptr): New. Shift all ggc_mark_foo_ptr
4104 functions down below ggc_mark_foo.
4105 * ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare.
4107 2000-01-25 Richard Henderson <rth@cygnus.com>
4109 * alpha.c (secondary_reload_class): Don't allocate a secondary
4110 for integral mode memories into FLOAT_REGS. Rearrange the more
4111 complicated memory expression inward.
4113 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
4115 * inclhack.def: Fixes to play nicer with FreeBSD, and
4116 corrections to comments.
4117 (cxx_unready): Add select expression.
4118 (irix_sockaddr): Add bypass expression.
4119 (machine_ansi_h_va_list): New fix.
4120 (stdio_va_list): No need to edit _BSD_VA_LIST_.
4121 Split out addition of "#include <stdarg.h>" to...
4122 (stdio_stdarg_h): ... here.
4123 (systypes_for_aix): Rename to systypes_stdlib_size_t. Apply
4124 to stdlib.h also. Do not munge _BSD_SIZE_T_.
4125 (sysz_stdlib_for_sun): Delete duplicate fix for unprotected
4127 (ultrix_ifdef): Tighten up select expression.
4129 * fixincl.tpl: Exorcise 'exesel'. Rewrite calculations of
4130 re_ct and max_mach to avoid use of shell. Make printed names
4131 match names in inclhack.def. Use static copyright date.
4132 Don't count c_test and test expressions as requiring regex_t
4133 slots. Add some commentary.
4134 * inclhack.tpl: Do not include the 'This script contains N
4135 fixup scripts' line if PROGRAM is defined. Use static
4138 2000-01-24 Jason Merrill <jason@casey.cygnus.com>
4140 * dwarf2out.c: include "varray.h", not dyn-string.h.
4141 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose.
4142 (addr_const_to_string, addr_to_string): Lose.
4143 (ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c.
4144 (struct dw_val_struct): val_addr is now an rtx.
4145 (add_AT_addr, AT_addr, free_AT, output_aranges): Adjust.
4146 (used_rtx_varray): New varray.
4147 (dwarf2out_init): Initialize it.
4149 (mem_loc_descriptor, add_const_value_attribute): Call it instead of
4151 * arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h,
4152 sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST.
4153 * Makefile.in (dwarf2out.o): Update dependencies.
4155 2000-01-24 Richard Henderson <rth@cygnus.com>
4157 * i386.c (i386_dwarf_output_addr_const): New.
4158 * i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New.
4160 * dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR
4162 * dwarfout.c (output_mem_loc_descriptor): Likewise.
4163 * i386.c (i386_simplify_dwarf_addr): New.
4164 * i386.h (ASM_SIMPLIFY_DWARF_ADDR): New.
4166 Mon Jan 24 16:56:10 2000 Jim Wilson <wilson@cygnus.com>
4168 * dwarf2out.c (gen_struct_or_union_type_die): Set complete if
4169 TYPE_STUB_DECL is NULL.
4171 2000-01-24 Richard Henderson <rth@cygnus.com>
4173 * builtins.c (expand_tree_builtin): Move ...
4174 * c-common.c (expand_tree_builtin): ... here.
4176 2000-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4178 * loop.h (LOOP_INFO): New accessor macro.
4179 * basic-block.h (struct loop): Rename field `info' to `aux'.
4180 * loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop).
4181 (prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise.
4182 * unroll.c (loop_iterations, unroll_loop): Likewise.
4184 2000-01-24 Christopher Faylor <cgf@cygnus.com>
4186 * config/i386/t-cygwin: Accomodate new winsup directory layout
4187 when searching for include files.
4189 2000-01-24 Richard Henderson <rth@cygnus.com>
4191 * rtl.def: Add unordered fp comparisions.
4192 * tree.def: Likewise.
4193 * tree.h: Add ISO C 9x unordered fp comparision builtins.
4195 * builtins.c (expand_tree_builtin): New function.
4196 * c-typeck.c (build_function_call): Use it.
4197 (build_binary_op): Support unordered compares.
4198 * c-common.c (c_common_nodes_and_builtins): Add unordered compares.
4200 * combine.c (known_cond): Handle reverse_condition returning UNKNOWN.
4201 (reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed.
4202 * cse.c (fold_rtx): Check FLOAT_MODE_P before reversing.
4203 (record_jump_equiv): Handle reverse_condition returning UNKNOWN.
4204 * jump.c (reverse_condition): Don't abort for UNLE etc, but
4206 (swap_condition): Handle unordered compares.
4207 (thread_jumps): Check can_reverse before reversing.
4208 * loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be
4211 * optabs.c (can_compare_p): New argument CODE. Verify branch or
4212 setcc is present before acking for cmp_optab. Update all callers.
4213 (prepare_float_lib_cmp, init_optabs): Handle UNORDERED.
4214 * expmed.c (do_cmp_and_jump): Update for can_compare_p.
4215 * expr.c (expand_expr): Likewise. Support unordered compares.
4216 (do_jump, do_store_flag): Likewise.
4217 * expr.h (enum libfunc_index): Add unordered compares.
4219 * Makefile.in (FPBIT_FUNCS): Add _unord_sf.
4220 (DPBIT_FUNCS): Add _unord_df.
4221 * config/fp-bit.c (_unord_f2): New.
4222 * fp-test.c (main): Try unordered compare builtins.
4224 * alpha-protos.h (alpha_fp_comparison_operator): Declare.
4225 * alpha.c (alpha_comparison_operator): Check mode properly.
4226 (alpha_swapped_comparison_operator): Likewise.
4227 (signed_comparison_operator): Likewise.
4228 (alpha_fp_comparison_operator): New.
4229 (alpha_emit_conditional_branch): Handle unordered compares.
4230 * alpha.h (PREDICATE_CODES): Update.
4231 * alpha.md (fp compares): Use alpha_fp_comparison_operator.
4232 (bunordered, bordered): New.
4234 2000-01-24 Richard Henderson <rth@cygnus.com>
4236 * alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation.
4237 * alpha.md (movtf): New expander, insn, and splitter.
4239 Mon Jan 24 19:49:47 MET 2000 Jan Hubicka <jh@suse.cz>
4241 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
4244 Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <jh@suse.cz>
4246 * i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
4247 (FIXED_REGISTERS, CALL_USED_REGISTERS,
4248 REG_ALLOC_ORDER): Add frame pointer
4249 (FRAME_POINTER_REGNUM): Set to 20
4250 (HARD_FRAME_POINTER_REGNUM): New macro.
4251 (ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
4252 to HARD_FRAME_POINTER.
4253 (REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
4254 (REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
4255 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
4256 (HI_REGISTER_NAMES): Add "frame".
4257 (CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
4258 (debug_reg): Handle FRAME_POINTER_REGNUM.
4259 (reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
4260 GENERAL_REGS and INDEX_REGS.
4261 * i386.c (SAVED_REGS_FIRST): new macro.
4262 (AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
4263 (ix86_decompose_address, memory_address_length): Likewise.
4264 (regclass_map): Add frame pointer.
4265 (call_insn_operand): Handle frame_pointer_rtx.
4266 (reg_no_sp_operand): Likewise.
4267 (ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
4268 (print_operand, legitimize_pic_address): Fix formating.
4269 (ix86_compute_frame_size): Make static, update prototype, new
4270 parameters padding1, padding2, use ix86_nsaved_regs, use
4271 stack_alignment_needed.
4272 (ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
4273 to HARD_FRAME_POINTER_REGNUM conversions.
4274 (ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
4275 (ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
4276 (print_reg): Abort on FRAME_POINTER_REGNUM
4278 Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <jh@suse.cz>
4280 * i386.h (PREDICATE_CODES): Add aligned_operand.
4281 * i386.c (aligned_operand): New function.
4282 (ix86_aligned_p): Kill.
4283 * i386.md (movhi_1): Emit mov for aligned operands.
4284 (promoting peep2s): Use aligned_operand.
4286 2000-01-23 Zack Weinberg <zack@wolery.cumb.org>
4288 * fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
4289 expression to allow underscores in macro names.
4290 (fix_char_macro_defines): Increment scanning pointer.
4292 2000-01-23 Richard Henderson <rth@cygnus.com>
4294 * alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
4295 * alpha/osf5.h: New file.
4296 * configure.in (alpha-*-osf5): Add it to tm_file.
4298 * emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.
4300 * alpha-protos.h (alpha_emit_xfloating_arith): Declare.
4301 (alpha_emit_xfloating_cvt, function_arg): Declare.
4302 * alpha.c (alpha_emit_conditional_branch): Call
4303 alpha_emit_xfloating_compare for TFmode compares.
4304 (alpha_lookup_xfloating_lib_func): New.
4305 (alpha_compute_xfloating_mode_arg): New.
4306 (alpha_emit_xfloating_libcall): New.
4307 (alpha_emit_xfloating_arith): New.
4308 (alpha_emit_xfloating_compare): New.
4309 (alpha_emit_xfloating_cvt): New.
4310 (print_operand): Add default abort case.
4311 (function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
4312 * alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
4313 (BIGGEST_ALIGNMENT): Increase to 128 bits.
4314 (RETURN_IN_MEMORY): True for TF/TCmode.
4315 (ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
4316 (FUNCTION_ARG): Move to function_arg.
4317 (FUNCTION_ARG_PASS_BY_REFERENCE): New.
4318 (ASM_OUTPUT_LONG_DOUBLE): New.
4319 (ASM_OUTPUT_DOUBLE): Always output bits.
4320 * alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
4321 (fix_trunctfdi2, floatditf2, floatunsditf2): New.
4322 (extenddftf2, trunctfdf2): New.
4324 2000-01-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4326 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
4327 * config/sparc/sol2.h: ... here.
4329 2000-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4331 * basic-block.h (struct loops): New field `levels'.
4332 * flow.c (flow_loops_level_compute): Traverse all outer loops.
4333 (flow_loop_level_compute): Initialise level to 1.
4334 (flow_loops_find): Set loops->levels.
4335 (flow_loops_dump): Print loops->levels.
4337 2000-01-23 Richard Henderson <rth@cygnus.com>
4339 * libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
4340 (throw_helper): Iterate over DWARF_FRAME_REGISTERS.
4342 2000-01-23 Richard Henderson <rth@cygnus.com>
4344 * i386.c (dbx_register_map, svr4_dbx_register_map): New.
4345 * i386.h (DBX_REGISTER_NUMBER): Use them.
4346 * i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
4347 * i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
4348 * i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
4349 * i386/sequent.h: Kill incorrect comment.
4351 2000-01-23 Mark Mitchell <mark@codesourcery.com>
4353 * ggc-page.c (struct page_entry): Make `context_depth' an
4355 (struct globals): Likewise.
4357 2000-01-23 Clinton Popetz <cpopetz@cygnus.com>
4359 * loop.c (check_dbra_loop): When checking a loop for
4360 reversability, check the source of any stores to ensure
4361 they don't depend on an initial value.
4363 2000-01-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4365 * config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.
4367 2000-01-22 Zack Weinberg <zack@wolery.cumb.org>
4369 * fixinc/fixincl.c: Move declarations of 'pz_fname' and
4370 'pz_scan' into scope of entire function. Only affects
4371 compiles with -DDEBUG.
4373 2000-01-22 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
4375 * config/elfos.h (UNIQUE_SECTION): Restore uninitialised data
4376 section naming to that prior to 2000-01-07 patch.
4377 * config/mips/elf.h (UNIQUE_SECTION): Ditto.
4378 * config/mips/elf64.h (UNIQUE_SECTION): Ditto.
4379 * config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
4380 * config/i386/interix.c (UNIQUE_SECTION): Ditto.
4381 * config/i386/winnt.c (UNIQUE_SECTION): Ditto.
4383 2000-01-22 Bernd Schmidt <bernds@cygnus.co.uk>
4385 * config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
4388 2000-01-21 Jim Wilson <wilson@cygnus.com>
4390 * fixinc/inclhack.tpl: Test for directory before trying to cd into it.
4391 * fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.
4393 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
4395 * cpphash.c (change_newlines): Delete function.
4396 (struct argdata): Delete 'newlines' and 'use_count' fields.
4397 (macroexpand): Remove code referencing those fields.
4399 2000-01-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4401 * loop.c (loops_info): New variable.
4402 (loop_optimize): Allocate loops->array and free it on exit.
4403 Allocate memory for loops_info and assign to each loop,
4405 (find_and_verify_loops): Do not allocate loops->array.
4407 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
4409 * fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.
4411 2000-01-21 Jakub Jelinek <jakub@redhat.com>
4413 * config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
4414 pseudos if expanded after first flow.
4415 (movdi_pic_label_ref): Likewise.
4417 2000-01-20 Richard Henderson <rth@cygnus.com>
4419 * jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.
4421 2000-01-20 Zack Weinberg <zack@wolery.cumb.org>
4423 * Makefile.in (fixinc.sh): Depend on specs.
4424 * fixinc/Makefile.in: Add rule to create machname.h.
4425 (fixlib.o): Depend on machname.h.
4426 * fixinc/fixtests.c (machine_name): New test.
4427 * fixinc/fixfixes.c (machine_name): New fix.
4428 * fixinc/fixlib.c (mn_get_regexps): New helper function for
4429 the machine_name test and fix.
4430 * fixinc/fixlib.h: Prototype it.
4431 * fixinc/inclhack.def (machine_name): Use the C test and fix.
4432 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.
4434 * gcc.c (do_spec_1) [case P]: Take care not to create
4435 identifiers with three leading or trailing underscores.
4437 * fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
4438 (fixincl): Don't specify libraries twice on link line.
4439 (gnu-regex.o): Remove special rule.
4440 * fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
4441 defined by config.h. Do not define _REGEX_RE_COMP.
4442 (regcomp): Allocate and initialize a fastmap.
4443 * fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.
4445 2000-01-20 Brad Lucier <lucier@math.purdue.edu>
4447 * Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.
4449 2000-01-19 Richard Henderson <rth@cygnus.com>
4451 * flow.c (propagate_block): Replace FIRST, LAST and BNUM
4452 arguments with BB. Update all callers. Tidy line wrapping.
4454 2000-01-19 Clinton Popetz <cpopetz@cygnus.com>
4456 * emit-rtl.c (try_split): Return last_insn if we split the
4459 Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <jh@suse.cz>
4461 * i386-protos.h (ix86_compute_frame_size): Remove prototype.
4462 (ix86_initial_elimination_offset): Declare.
4463 * i386.c (ix86_nsaved_regs): Break out from ...
4464 (ix86_can_use_return_insn_p): ... here.
4465 (ix86_emit_save_regs): Break out from ...
4466 (ix86_expand_prologue): ... here.
4467 (ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
4469 (ix86_expand_epilogue): ... here.
4470 (ix86_compute_frame_size): Make static, add prototype.
4471 (ix86_initial_elimination_offset): Break out from ...
4472 * i386.h (INITIAL_ELIMINATION_OFFSET): ... here.
4474 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4476 * recog.h (OUT_FCN): Delete.
4478 * vax.md: Call `get_insn_template' instead of OUT_FCN.
4480 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4482 * cppalloc.c: PROTO -> PARAMS.
4483 * cpperror.c: Likewise.
4484 * cppfiles.c: Likewise.
4485 * cpplib.c: Likewise.
4486 * cpplib.h: Likewise.
4488 * config/arm/arm-protos.h: PROTO -> PARAMS.
4489 * config/arm/arm.c: Likewise.
4490 * config/c4x/c4x.c: Likewise.
4491 * config/fr30/fr30-protos.h: Likewise.
4492 * config/nextstep.c: Likewise.
4493 * config/pa/pa.c: Likewise.
4494 * config/pj/pj.c: Likewise.
4495 * config/rs6000/rs6000.c: Likewise.
4496 * config/v850/v850-protos.h: Likewise.
4497 * config/v850/v850.c: Likewise.
4499 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4501 * i370-protos.h: New file.
4503 * i370.c: Include tm_p.h. Fix compile time warnings.
4505 * i370.h: Move prototypes to i370-protos.h. Fix compile time
4508 * i370.md: Likewise.
4510 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4512 * real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
4513 (target_isinf, target_isnan, eisnan): Mark parameter with
4515 (eiisinf): Wrap in INFINITY.
4516 (etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
4517 (ibmtoe): Remove unused variable `rndsav'.
4519 Wed Jan 19 20:23:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4521 * sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
4522 (GO_IF_LEGITIMATE_ADDRESS): Added missing tab.
4524 2000-01-19 Zack Weinberg <zack@wolery.cumb.org>
4526 * fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
4527 * fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
4528 (fix_char_macro_defines, fix_char_macro_uses): New functions.
4530 * fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
4531 Recognize Emacs mode markers also.
4532 * fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
4533 C++ comments in C++ headers. Call is_cxx_header only if
4536 * fixinc/inclhack.def (avoid_bool): Add select for the problem and
4538 (bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
4539 (io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
4540 ... these, which use the new C fixes.
4541 (math_exception): Escape literal '+' in bypass expression.
4543 * fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
4546 2000-01-19 Geoff Keating <geoffk@cygnus.com>
4548 * rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
4551 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4553 * loop.c (loop_optimize): Allocate loop_info structure for each loop
4554 prior to calling scan_loop.
4556 Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4558 * sh.c (find_barrier, gen_block_redirect): Fix indentation.
4559 (split_branches, calc_live_regs): Likewise.
4561 Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4563 * sh.md (fpu_single, fp_mode): New attributes.
4565 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4567 * loop.c (current_loop_info): Renamed from loop_info_data
4568 and changed to a pointer.
4569 (loop_optimize): Allocate loop_info structure for each loop
4570 and initialise to zero.
4571 (scan_loop): Set current_loop_info.
4573 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
4576 2000-01-19 Richard Henderson <rth@cygnus.com>
4578 * stupid.c: Die die die.
4579 * Makefile.in (OBJS): Remove stupid.o.
4580 (stupid.o): Likewise.
4582 * except.c (emit_eh_context): Don't emit USEs for stupid.
4583 * explow.c (probe_stack_range): Likewise.
4584 * flags.h (obey_regdecls): Remove.
4585 * flow.c (find_basic_blocks): Don't run try_merge_blocks
4586 when not optimizing.
4587 (life_analysis): Limit data collection when not optimizing.
4588 (mark_regs_live_at_end): Always mark the return value registers.
4589 (mark_used_regs): Remove dummy RETURN case.
4590 (print_rtl_with_bb): Don't consult obey_regdecls.
4591 * function.c (use_variable, use_variable_after): Remove.
4592 (assign_parms): Consult optimize not obey_regdecls.
4593 (expand_function_start): Don't emit USEs for stupid.
4594 (expand_function_end): Likewise.
4595 * global.c (build_insn_chain): Export.
4596 * integrate.c (expand_inline_function): Kill return-value USE
4598 * jump.c (jump_optimize_1): Do simple jump optimizations and
4599 dead code elimination.
4600 (calculate_can_reach_end): Remove check_deleted argument.
4601 (delete_insn): Patch out insns even when not optimizing.
4602 * local-alloc.c (block_alloc): Don't do tying when not optimizing.
4603 * rtl.h (use_variable, use_variable_after): Remove declarations.
4604 (build_insn_chain): Declare.
4605 * stmt.c (expand_value_return): Don't emit USEs for stupid.
4606 (expand_end_bindings): Likewise.
4607 (expand_decl): Likewise. Consult optimize not obey_regdecls.
4608 * toplev.c (obey_regdecls): Remove.
4609 (rest_of_compilation): Don't set it. Kill stupid in favour of
4610 flow1, local-alloc, and reload.
4611 (main): Don't set obey_regdecls.
4613 * config/nextstep.c (handle_pragma): Likewise.
4615 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
4617 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
4619 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4621 * alpha-protos.h: PROTO -> PARAMS.
4622 * alpha.c: Likewise.
4624 * h8300.c: Likewise.
4625 * i386-protos.h: Likewise.
4627 * m32r-protos.h: Likewise.
4630 * mips.md: Likewise.
4631 * gmon-sol2.c: Likewise.
4632 * sparc.c: Likewise.
4634 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4636 * ns32k-protos.h: New file.
4638 * ns32k.c: Fix compile time warnings.
4640 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
4643 * ns32k.md: Likewise.
4645 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4647 * vax-protos.h: New file.
4649 * vax.c: Fix compile time warnings.
4651 * vax.h: Move prototypes to vax-protos.h. Fix compile time
4656 * vaxv.md: Likewise.
4658 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4660 * romp-protos.h: New file.
4662 * romp.c: Fix compile time warnings.
4664 * romp.h: Move prototypes to romp-protos.h. Fix compile time
4667 * romp.md: Likewise.
4669 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4671 * we32k-protos.h: New file.
4673 * we32k.c: Fix compile time warnings.
4675 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
4678 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4680 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
4682 * except.c (eh_regs): Likewise.
4684 * final.c (output_operand): Likewise.
4686 * fold-const.c (target_isinf, target_isnan): Likewise.
4688 Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
4690 * i386.h (BIGGEST_ALIGNMENT): Set to 128.
4691 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
4693 * i386.md (memstr): Do not use rep stosb for counts divisible by 4
4695 (clrstrsi): Rewrite.
4696 (strsethi, strsetqi): New expanders.
4697 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
4698 (cmpstrsi): Emit compare insn before cmpstrsi_1
4699 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
4700 (strlensi_1): Likewise.
4701 (cmpstrsi_1): Likewise; do not output compare.
4702 (strlen expander): Do not unroll when optimizing for size.
4703 (*subsi3_carry): Rename to subsi3_carry
4704 (addqi3_cc): New pattern.
4705 * i386.h (processor_costs): Add move_ratio field.
4706 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
4707 * i386.c (*_cost): Set move_ratio.
4708 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
4709 (x86_expand_strlensi_1): Rewrite the main loop.
4711 2000-01-17 Richard Henderson <rth@cygnus.com>
4713 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
4714 * cse.c (find_comparison_args, fold_rtx): Likewise.
4715 * integrate.c (subst_constants): Likewise.
4716 * loop.c (get_condition): Likewise.
4718 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
4720 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
4722 2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4724 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
4725 (RESTORE_WARN_FLAGS): Unpack it.
4726 Change semantic type of extension to ttype.
4727 * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
4728 * c-parse.y, c-parse.c, objc/objc-parse.y,
4729 objc/objc-parse.c: Regenerate.
4731 2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
4733 * fixinc/fixlib.c: Add copyright notice.
4734 (compile_re): New function.
4735 * fixinc/fixlib.h: Prototype compile_re.
4737 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
4738 Use compile_re to compile regular expressions.
4740 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
4741 where the pattern matched.
4743 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
4745 (ultrix_ansi_compat): Likewise.
4746 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
4748 (interactv_add2, interactv_add3): Delete.
4749 (x11_sprintf): Don't use filename glob.
4750 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
4753 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4755 * print-rtl.c: PROTO -> PARAMS.
4757 * reg-stack.c: Likewise.
4758 * resource.c: Likewise.
4759 * sdbout.h: Likewise.
4760 * simplify-rtx.c: Likewise.
4761 * stor-layout.c: Likewise.
4762 * stupid.c: Likewise.
4763 * xcoffout.c: Likewise.
4764 * xcoffout.h: Likewise.
4766 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4768 * toplev.c: PROTO -> PARAMS.
4769 * toplev.h: Likewise.
4772 * unroll.c: Likewise.
4773 * varasm.c: Likewise.
4774 * varray.c: Likewise.
4775 * varray.h: Likewise.
4777 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4779 * reload.c: PROTO -> PARAMS.
4780 * reload.h: Likewise.
4781 * reload1.c: Likewise.
4782 * reorg.c: Likewise.
4783 * resource.h: Likewise.
4786 * rtlanal.c: Likewise.
4787 * sbitmap.h: Likewise.
4788 * sdbout.c: Likewise.
4789 * stack.h: Likewise.
4791 * system.h: Likewise.
4793 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4795 * machmode.h: PROTO -> PARAMS.
4796 * mbchar.h: Likewise.
4797 * mips-tdump.c: Likewise.
4798 * mips-tfile.c: Likewise.
4799 * optabs.c: Likewise.
4800 * output.h: Likewise.
4801 * prefix.c: Likewise.
4802 * profile.c: Likewise.
4803 * protoize.c: Likewise.
4805 * recog.c: Likewise.
4806 * recog.h: Likewise.
4807 * regclass.c: Likewise.
4808 * regmove.c: Likewise.
4811 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4813 * ggc-common.c: PROTO -> PARAMS.
4814 * ggc-page.c: Likewise.
4815 * ggc-simple.c: Likewise.
4817 * global.c: Likewise.
4818 * graph.c: Likewise.
4819 * gthr-win32.h: Likewise.
4820 * haifa-sched.c: Likewise.
4821 * halfpic.h: Likewise.
4822 * integrate.c: Likewise.
4823 * integrate.h: Likewise.
4826 * local-alloc.c: Likewise.
4830 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4832 * genattr.c: PROTO -> PARAMS.
4833 * genattrtab.c: Likewise.
4834 * gencheck.c: Likewise.
4835 * gencodes.c: Likewise.
4836 * genconfig.c: Likewise.
4837 * genemit.c: Likewise.
4838 * genextract.c: Likewise.
4839 * genflags.c: Likewise.
4840 * gengenrtl.c: Likewise.
4841 * genopinit.c: Likewise.
4842 * genoutput.c: Likewise.
4843 * genpeep.c: Likewise.
4844 * genrecog.c: Likewise.
4846 2000-01-16 Mark Mitchell <mark@codesourcery.com>
4848 * tree.h (BINFO_VPTR_FIELD): Augment documentation.
4850 2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4852 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
4853 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
4854 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
4855 * configure, config.in: Rebuilt.
4857 2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
4859 * config/i386/i386.md: Add peephole to merge successive stack
4862 Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
4864 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
4865 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
4866 when walking backwards to find all the parameter loads when
4867 the basic block ends in a call.
4869 2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4871 * loop.c (this_loop_info): Delete.
4872 (uid_loop): Add in place of uid_loop_num. All uses updated.
4873 (loop_number_exit_count): Delete and replace with entry in loop
4874 structure. All uses updated.
4875 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
4876 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
4877 (loop_outer_loop): Likewise.
4878 (loop_invalid, loop_number_exit_labels): Likewise.
4879 (loop_used_count_register): Delete and replace with entry in
4880 loop_info structure.
4881 (find_and_verify_loops): Add loops argument.
4882 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
4883 loop_end, etc. arguments with loop structure pointer. All callers
4885 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
4886 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
4887 (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
4888 (insert_bct): Likewise.
4889 (basic_induction_var): New argument level.
4890 * loop.h (struct loop_info): Delete fields num, loops_enclosed,
4891 vtop, and cont. Add used_count_register.
4892 (uid_loop): Delete declaration.
4893 (loop_number_exit_count): Likewise.
4894 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
4895 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
4896 (loop_outer_loop, loop_used_count_register): Likewise.
4897 (loop_invalid, loop_number_exit_labels): Likewise.
4898 (unroll_loop): Replace loop_start and loop_end arguments
4899 with loop structure pointer.
4900 (loop_precondition_p, loop_iterations): Likewise.
4901 Include basic-block.h.
4902 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
4903 with loop structure pointer.
4904 (loop_precondition_p, loop_iterations): Likewise.
4905 * basic-block.h (struct loop): New entries vtop, cont,
4906 cont_dominator, start, end, top, scan_start, exit_labels,
4908 * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
4910 2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4912 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
4914 2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
4916 * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
4918 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4920 * pdp11-protos.h: New file.
4922 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
4925 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
4928 * pdp11.md: Likewise.
4932 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4934 * mn10300-protos.h: New file.
4936 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
4939 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
4942 * mn10300.md: Likewise.
4944 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4946 * mn10200-protos.h: New file.
4948 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
4951 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
4954 * mn10200.md: Likewise.
4956 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4958 * h8300-protos.h: New file.
4960 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
4963 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
4966 * h8300.md: Likewise.
4968 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4970 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
4971 (asm_emit_uninitialised): Likewise.
4973 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
4975 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
4976 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
4978 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4980 * config/mips/mips.c (override_options): Don't turn on extra
4981 alignment for mips16.
4983 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4985 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
4986 eabi, and make sure queued POSTINCREMENT rtl is emitted at
4989 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4991 * builtins.c (PAD_VARARGS_DOWN): Define.
4992 (std_expand_builtin_va_arg): Use the above macro.
4993 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
4994 * tm.texi (Register Arguments): Document the above macro.
4996 2000-01-14 Nick Clifton <nickc@cygnus.com>
4998 * emit-rtl.c (emit_insn): If checking is enabled, make sure
4999 that this function has not been used to emit a jump
5002 * jump.c (return_jump_1): Cope with being passed a null rtx.
5004 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5006 * eh-common.h: PROTO -> PARAMS.
5007 * emit-rtl.c: Likewise.
5008 * errors.c: Likewise.
5009 * errors.h: Likewise.
5010 * except.c: Likewise.
5011 * except.h: Likewise.
5012 * explow.c: Likewise.
5013 * expmed.c: Likewise.
5016 * final.c: Likewise.
5017 * fix-header.c: Likewise.
5019 * fold-const.c: Likewise.
5020 * function.c: Likewise.
5021 * function.h: Likewise.
5023 * gcov-io.h: Likewise.
5027 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5029 * sh-protos.h: New file.
5031 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
5032 Add static prototypes. Fix compile time warnings.
5034 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
5038 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5040 * arc-protos.h: New file.
5042 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
5045 * arc.h: Move prototypes to arc-protos.h. Fix compile time
5050 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5052 * dsp16xx-protos.h: New file.
5054 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
5057 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
5060 * dsp16xx.md: Likewise.
5062 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5064 * convex-protos.h: New file.
5066 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
5069 * convex.h: Move prototypes to convex-protos.h. Fix compile time
5072 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5074 * elxsi-protos.h: New file.
5076 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
5079 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
5082 * elxsi.md: Likewise.
5084 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
5086 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
5087 case for moving from HI/LO/HI_LO_REG. This makes the behavior
5088 match the comment for MIPS16.
5090 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
5092 * flow.c (split_edge): Do not call set_block_for_insn if we
5093 do not have a basic_block_for_insn structure.
5095 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
5096 and destination functions are 32bit aligned within the trampoline.
5097 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
5098 (TRAMPOLINE_ALIGNMENT): Define.
5100 * cse.c (cse_insn): When changing (set (pc) (reg)) to
5101 (set (pc) (label_ref)), verify the change creates a valid insn.
5103 * fr30.c (call_operand): Tighten and rework to match rules for
5104 call RTL expressions.
5105 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
5106 * fr30.md (call patterns): Improve constraints.
5108 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
5110 * fr30.c (fr30_expand_epilogue): Revert last change.
5111 Use emit_jump_insn for the return insn.
5113 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
5114 Stan Cox <scox@cygnus.com>
5116 * predict.c: New file. Preliminary infrastructure work for static
5117 branch prediction and basic block reordering.
5118 * basic-block.h: Add prototype for estimate_probability.
5119 * Makefile.in: Add rules for predict.o.
5121 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
5123 * fixincludes (va_list): Use __not_va_list__ for the dummy.
5124 * fixinc/*: Likewise.
5126 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5128 * cccp.c: PROTO -> PARAMS.
5130 * collect2.c: Likewise.
5131 * combine.c: Likewise.
5132 * convert.h: Likewise.
5134 * dbxout.c: Likewise.
5135 * dbxout.h: Likewise.
5136 * diagnostic.c: Likewise.
5137 * doprint.c: Likewise.
5138 * dwarf2out.c: Likewise.
5139 * dwarf2out.h: Likewise.
5140 * dwarfout.c: Likewise.
5141 * dwarfout.h: Likewise.
5142 * dyn-string.h: Likewise.
5144 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5146 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
5147 macro conditionals guarding use.
5149 * dwarf2out.c: Include "tm_p.h".
5151 * function.c (locate_and_pad_parm): Mark parameter with
5153 (expand_function_end): Likewise for variable `context'.
5155 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
5157 2000-01-13 Nick Clifton <nickc@cygnus.com>
5159 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
5160 register to prevent compile time warnings.
5162 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
5164 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
5165 to avoid -Wtraditional warning.
5167 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5169 * 1750a-protos.h: New file.
5171 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
5174 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
5177 * 1750a.md: Likewise.
5179 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5181 * a29k-protos.h: New file.
5183 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
5186 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
5189 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5191 * clipper-protos.h: New file.
5193 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
5196 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
5199 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
5201 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
5203 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
5205 * configure.in (--enable-new-gxx-abi): New option.
5206 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
5207 * Makefile.in (GXX_ABI_FLAG): New variable.
5208 * configure: Regenerate.
5210 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5212 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
5213 * tm.texi (FORCE_STRUCT_BLK): Document.
5214 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
5216 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
5218 * config/ns32k/ns32k.md: Revert Jan 9 change.
5220 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
5221 to a mode-test, if the predicate is address_operand.
5223 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
5225 * combine.c (if_then_else_cond): Be careful about what kinds
5226 of RTL expressions are passed to operand_subword.
5228 * flow.c (split_edge): If we have to insert a new jump, make
5229 sure to associate it with a basic block.
5231 * flow.c (commit_one_edge_insertion): A block with one successor
5232 can end in a JUMP_INSN that is not a simplejump.
5234 2000-01-12 Robert Lipe <robertl@sco.com>
5236 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
5237 (BUILD_VA_LIST_TYPE): Define.
5238 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
5241 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
5243 * cccp.c (do_pragma): Add cast to (char *).
5245 2000-01-12 Richard Henderson <rth@cygnus.com>
5246 Fred Fish <fnf@be.com>
5247 Jason Merrill <jason@cygnus.com>
5249 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
5250 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
5251 * i386/beos-elf.h, i386/beos-pe.h: New files.
5253 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
5254 * cross-make (SYSTEM_HEADER_DIR): Define using
5255 CROSS_SYSTEM_HEADER_DIR.
5257 * gcc.c (LIBRARY_PATH_ENV): Provide default.
5258 (process_command): Use it.
5259 (main): Likewise. Kill trailing = from env vars.
5260 (build_search_list): Put it back.
5261 * collect2.c (main): Use LIBRARY_PATH_ENV.
5263 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
5264 * toplev.c: Use NEED_DECLARATION_ENVIRON.
5266 * tm.texi (Frame Layout): Document SMALL_STACK.
5267 * c-common.c (c_common_nodes_and_builtins): Check it.
5269 * system.h: Undef alloca after including glibc's <stdlib.h>,
5270 if USE_C_ALLOCA is defined.
5272 * gcc.c (set_input): New fn.
5273 (main): After all input files are compiled, reset the input file
5276 * aclocal.m4 (rindex, index): If already defined, don't attempt
5279 * ginclude/varargs.h: (__va_list__): Define ifndef.
5280 * ginclude/stdarg.h: Likewise.
5282 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
5283 instead of unsigned char.
5285 * hash.h (true, false, boolean): Undef before enum.
5287 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
5288 proper type of "HOST_WIDE_INT *", rather than their natural type of
5289 "unsigned HOST_WIDE_INT *".
5291 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5293 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
5295 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
5297 * regclass.c (choose_hard_reg_mode): Likewise.
5299 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
5301 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
5303 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5305 * c-common.c: PROTO -> PARAMS.
5306 * c-common.h: Likewise.
5307 * c-decl.c: Likewise.
5308 * c-iterate.c: Likewise.
5309 * c-lang.c: Likewise.
5310 * c-lex.c: Likewise.
5311 * c-lex.h: Likewise.
5312 * c-parse.in: Likewise.
5313 * c-pragma.c: Likewise.
5314 * c-pragma.h: Likewise.
5315 * c-tree.h: Likewise.
5316 * c-typeck.c: Likewise.
5317 * objc/objc-act.c: Likewise.
5318 * objc/objc-act.h: Likewise.
5320 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5322 * m88k-protos.h: New file.
5324 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
5327 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
5329 * m88k.md: Likewise.
5331 * tekXD88.h: Likewise.
5333 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5335 * m68k-protos.h: New file.
5337 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
5340 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
5342 * mot3300.h: Likewise.
5344 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
5346 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
5348 (extract_bitlist): Declare bitlen.
5350 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
5352 * cccp.c: Accept and ignore -lang-fortran.
5354 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
5355 qualifiers don't match at any level of pointerness.
5357 2000-01-12 Robert Lipe <robertl@sco.com>
5359 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
5361 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
5363 * reload1.c (reload_reg_unavailable): New static variable.
5364 (reload_reg_free_p): Test it.
5365 (reload_reg_free_for_value_p): Test it instead of
5367 (choose_reload_regs_init): Compute it.
5369 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
5371 * reorg.c (fill_slots_from_thread): Check modified_in_p
5374 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
5376 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
5377 these nodes even if INTERNALS is not set.
5379 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
5381 * gcse.c (delete_null_pointer_checks_1): Cope when
5382 get_condition cannot determine the condition.
5384 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
5386 * toplev.h (set_message_length): Declare.
5388 * diagnostic.c (obstack_chunk_alloc): Define macro.
5389 (obstack_chunk_free): Likewise.
5390 (struct output_buffer): New data structure.
5392 (output_maximum_width): New variable.
5393 (doing_line_wrapping, set_message_length, init_output_buffer,
5394 get_output_prefix, output_space_left, emit_output_prefix,
5395 output_newline, output_append, output_puts, dump_output,
5396 vbuild_message_string, build_message_string, build_location_prefix,
5397 voutput_notice, output_printf, line_wrapper_printf,
5398 vline_wrapper_message_with_location): New functions. Implement
5399 automatic line wrapping.
5400 (v_message_with_decl): Make it handle automatic line wrapping.
5401 (v_error_with_file_and_line): Likewise.
5402 (v_warning_with_file_and_line): Likewise.
5403 (announce_function): Likewise.
5404 (default_print_error_function): Likewise.
5406 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
5408 * cpplib.h (struct cpp_options): Change lang_asm to char.
5410 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
5411 done in cpp_handle_option now.
5412 (initialize_builtins): Take out special case code used only by
5414 (cpp_handle_option): Turn off trigraphs and trigraph warnings
5415 if -traditional. Recognize -lang-fortran and set
5416 lang_fortran, also turn off cplusplus_comments.
5417 (print_help): Document -lang-fortran.
5418 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
5419 lang_asm. Ignore all directives other than `# 123 "file"' if
5421 (cpp_get_token): If -traditional, don't recognize directives
5422 unless the # is in column 1.
5423 (parse_string): If lang_fortran or lang_asm, silently
5424 terminate strings ('' or "") at end of line.
5425 Remove unnecessary braces.
5427 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5428 Richard Henderson <rth@cygnus.com>
5430 * resource.c (mark_referenced_resources): Mark a set strict_low_part
5432 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
5433 strict_low_part when possible.
5435 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5437 * alias.c: PROTO -> PARAMS.
5438 * basic-block.h: Likewise.
5439 * bitmap.c: Likewise.
5440 * bitmap.h: Likewise.
5441 * builtins.c: Likewise.
5442 * c-aux-info.c: Likewise.
5443 * caller-save.c: Likewise.
5444 * calls.c: Likewise.
5446 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5448 * Makefile.in (toplev.o): Depend on regs.h.
5450 * output.h (tdesc_section): Prototype.
5452 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
5454 * sdbout.c: Include "tm_p.h".
5456 * toplev.c: Include "regs.h".
5458 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
5460 * unroll.c (unroll_loop): Add EH support.
5462 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5464 * pa-protos.h: New file.
5466 * pa.c: Include recog.h and tm_p.h.
5467 (compute_zdepwi_operands, compute_movstrsi_length,
5468 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
5469 find_addr_reg, import_milli): Add static prototypes.
5470 (pa_cpu_string, pa_arch_string): Constify a char*.
5471 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
5472 (read_only_operand): Add argument `mode'.
5473 (singlemove_string, output_move_double, output_fp_move_double,
5474 output_block_move, output_and, output_ior, output_ascii,
5475 remove_useless_addtr_insns, milli_names, output_mul_insn,
5476 output_div_insn, output_mod_insn, output_arg_descriptor,
5477 output_cbranch, output_bb, output_bvb, output_dbra, ,
5478 output_millicode_call, output_call, hppa_encode_label,
5479 output_parallel_movb, output_parallel_addb): Constify a char*.
5480 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
5481 (output_parallel_addb): Remove extra arg to `constrain_operands'
5483 * pa.h: Move all prototypes to pa-protos.h.
5484 (pa_cpu_string, pa_arch_string): Constify a char*.
5485 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
5487 * pa.md: Call `function_label_operand' with mode argument.
5488 Likewise for `read_only_operand'.
5489 Fix nesting of parens in call to `symbolic_operand'.
5491 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5493 * i860-protos.h: New file.
5495 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
5498 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
5500 * i860.md: Likewise.
5502 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
5504 * i386.md (movstrsi expander): Rewrite.
5505 (movstrsi_1 insn): Deleted.
5506 (strmovhi, strmovqi expander): New expanders.
5507 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
5508 * i386.c (x86_single_stringop): New global variable.
5509 * i386.h (x86_single_stringop): Declare.
5510 (TARGET_SINGLE_STRINGOP): New macro.
5512 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
5514 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
5515 integer vararg POSTINCREMENT before the destination of the jump
5516 for the hard fp case.
5517 (function_arg_pass_by_reference): Pass a copy of CUM to
5520 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
5521 for CONSTANT_ADDRESS_P above while loop for subreg.
5523 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
5525 * flow.c (propagate_block): When a prologue/epilogue insn
5526 is marked dead, unconditionally clear libcall_is_dead and
5527 insn_is_dead, and only dump rtl if warnings aren't being
5530 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
5532 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
5533 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
5534 (FIXED_REGISTERS): Set dirflag as fixed.
5535 (CALL_USED_REGISTERS): Set dirflag as used.
5536 (REG_ALLOC_ORDER): Set dirflag as last one.
5537 (DIRFLAG_REG): New macro.
5538 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
5539 (HI_REGISTER_NAMES): Add dirflag.
5540 (DEBUF_PRINT_REG): Handle dirflag.
5541 * i386.md (type attribute): New cld and str types.
5542 (length_opcode attribute): Set cld and str to 1.
5543 (memory attribute): Set str to unknown - it is not clear from the
5545 (pent_np function unit): Prefixed string operations takes 12 cycles
5546 minimally; cld takes 2 cycles.
5547 (ppro_uops attribute): Str is "many" and cld is "few".
5548 (ppro_p0 unit): Handle cld here.
5549 (k6_alux unit): Handle cld and str types.
5550 (k6_load unit): It is ocupied by str opcodes.
5551 (k6_store unit): It is ocupied by str opcodes.
5552 (athlon_decode): Str is vector decoded.
5553 (athlon_ieu): Handle str and cld.
5555 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
5556 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
5557 cmpstrsi_nz_1 insn): Do not output cld instruction
5559 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
5561 * gcc.texi (G++ and GCC): Add Java and Chill.
5562 (Bug Critera): Don't list languages.
5564 * gcc.texi (Incompatibilities): No longer claim most C compilers
5567 * gcc.texi (G++ and GCC): Update other front-ends list.
5569 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
5571 * i386.c (ix86_expand_setcc): Fix typo.
5572 (ix86_expand_movcc): Similarly.
5574 * Band-aid until haifa's bitset implementation is nuked.
5575 * haifa-sched.c (extract_bitlst): New parameter for size of the
5576 bitset in bits. All callers changed. Avoid looking at undefined
5578 (edgeset_bitsize): New variable.
5579 (schedule_region): Initialize edgeset_bitsize.
5581 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5583 * Makefile.in (optabs.o): Depend on real.h
5584 (resource.o): Depend on insn-attr.h
5586 * builtins.c (result_vector): Wrap prototype in macro conditions
5587 governing definition and use.
5589 * c-common.c: Include tm_p.h.
5591 * c-lex.c: Likewise.
5593 * elfos.h: Constify a char*.
5595 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
5596 (get_attr_length, shorten_branches, profile_after_prologue): Mark
5597 parameter with ATTRIBUTE_UNUSED.
5599 * fold-const.c (exact_real_inverse): Wrap variable `i' in
5602 * haifa-sched.c (schedule_insns): Mark parameter with
5605 * optabs.c: Include real.h.
5607 * real.h (ereal_atof): Add prototype arguments.
5609 * resource.c: Include insn-attr.h.
5611 * sdbout.c (sdbout_queue_anonymous_type,
5612 sdbout_dequeue_anonymous_types): Wrap in macro
5613 SDB_ALLOW_FORWARD_REFERENCES.
5614 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
5617 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
5619 * stupid.c: Include tm_p.h.
5621 * tree.c (real_value_from_int_cst): Mark parameter with
5624 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5626 * i960-protos.h: New file.
5628 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
5631 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
5633 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5635 * combine.c (expand_field_assignment): Do not discard SUBREGs
5636 while computing nonzero_bits.
5638 2000-01-09 Nick Clifton <nickc@cygnus.com>
5640 * config/arm/arm.c: Fix compile time warnings about signed vs
5642 * config/arm/arm.h: Fix compile time warnings about signed vs
5645 2000-01-09 Philip Blundell <philb@gnu.org>
5647 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
5648 than `ldm' with only one register.
5649 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
5652 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
5655 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
5657 * config/ns32k/ns32k.md (load or push effective address): Operand 1
5660 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5662 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
5663 assignment used as truth value.
5665 * function.c (assign_temp): Mark parameter `dont_promote' with
5666 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
5667 PROMOTE_FOR_CALL_ONLY.
5669 * genrecog.c (write_subroutine): Mark variable `operands' with
5672 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
5675 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
5676 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
5678 * toplev.c (note_deferral_of_defined_inline_function): Likewise
5681 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5683 * config/c4x.h: Tidy up comments.
5684 * config/c4x.c: Likewise.
5686 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
5688 * fold-const.c (lshift_double, rshift_double): Handle
5689 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
5691 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5693 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
5694 in prepare_function_start().
5696 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
5698 * config/v850/v850.c (expand_epilogue): Interrupt functions no
5699 longer allocate extra stack for function calls.
5701 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5703 * config/c4x/c4x.md (*subqf3_set): Fix typo.
5705 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5707 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
5709 2000-01-07 David Edelsohn <edelsohn@gnu.org>
5711 * rs6000.c (processor_target_table): Add power3 as alias for 630.
5712 * aix43.h: Revert Aug 2 change.
5713 (HAS_INIT_SECTION): Define, not visible yet.
5714 (LD_INIT_SWITCH): Define, not visible yet.
5715 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
5717 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
5719 * collect2.c (main): Expand ld2 size further.
5720 (export_object_lst): Cast assignment to avoid warning.
5721 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
5722 (scan_prog_file, COFF): Do not collect initialization or
5723 finalization functions generated for entire shared object if
5724 init/fini support present.
5726 2000-01-07 Nick Clifton <nickc@cygnus.com>
5728 * config/elfos.h: Tidy up formatting of marcos. Make sure
5729 that .section directives are always prefixed by a tab.
5731 * config/svr4.h: Add #include "elfos.h" and remove duplicate
5734 2000-01-07 Matt Austern <austern@sgi.com>
5736 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
5739 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
5741 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
5743 (crtbegin.o, s-crtS): Likewise.
5745 2000-01-06 Richard Henderson <rth@cygnus.com>
5747 * alpha.md (adddi_2+1): Limit offset such that it will be
5748 loadable with a single ldah+lda pair.
5749 (adddi_2+2): Explicitly fail split if we can't make it work.
5751 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
5753 * protoize.c: Conditionally include unistd.h.
5754 (IS_SAME_PATH_CHAR): New macro.
5755 (IS_SAME_PATH): New macro.
5756 (CPLUS_FILE_SUFFIX): New macro.
5757 (cplus_suffix): New static variable.
5758 (is_abspath): New static function.
5759 (in_system_include_dir): Handle DOS style pathnames.
5760 (file_could_be_converted): Likewise.
5761 (file_normally_convertible): Likewise.
5762 (directory_specified_p): Likewise.
5763 (file_excluded_p): Likewise.
5764 (abspath): Likewise.
5765 (shortpath): Likewise.
5766 (referenced_file_is_newer): Likewise.
5767 (save_def_or_dec): Likewise.
5768 (do_processing): Likewise.
5770 (edit_file): Likewise. Use rename instead of link.
5771 (rename_c_file): Likewise. Don't rename syscalls file.
5772 (munge_compile_params): Define null device for DOS based systems.
5773 (process_aux_info_file): Use binary mode if appliable.
5774 (edit_file): Likewise.
5775 * invoke.texi (Running Protoize): Document C++ suffixes used.
5777 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
5778 IS_DIR_SEPARATOR macros.
5779 * collect2.c: Likewise.
5780 * cppinit.c: Likewise.
5781 * dwarf2out.c: Likewise.
5784 * prefix.c: Likewise.
5786 * toplev.c: Likewise.
5787 * system.h: And move to here.
5789 * prefix.c (update_path): Fix typo in variable name.
5791 2000-01-06 Richard Henderson <rth@cygnus.com>
5793 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
5794 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
5795 (count_reg_sets_1, count_reg_references): Likewise.
5796 (flow_loops_level_compute): Start counting actual loop depth at 1.
5797 (flow_loops_find): Likewise.
5798 * local-alloc.c (update_equiv_regs): Likewise.
5799 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
5801 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
5803 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
5804 FIRST_PSEUDO_REGISTER
5805 * dwarf2out.c: Don't include frame.h
5806 * dwarfout.c: Likewise
5807 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
5810 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
5812 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
5815 * i386.c (movsf splitter): Fix typo in my last checkin.
5817 2000-01-05 Nick Clifton <nickc@cygnus.com>
5819 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
5820 own definition of this macro.
5821 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
5822 flag_data_sections or UNIQUE_SECTION_P are true.
5824 * tm.texi (UNIQUE_SECTION): Document that it can be called for
5825 unitialised data decls.
5827 * config/i386/winnt.c (i386_pe_unique_section): Cope with
5828 being called for uninitialised data.
5830 * config/i386/interix.c (i386_pe_unique_section): Cope with
5831 being called for uninitialised data.
5833 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
5834 for uninitialised data.
5836 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
5837 for uninitialised data.
5839 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
5840 for uninitialised data.
5842 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
5843 (UNIQUE_SECTION_P): Always generate a unique section if
5844 flag_data_sections is true.
5845 (UNIQUE_SECTION): Also generate unique sections for
5847 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
5848 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
5851 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5853 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
5856 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5858 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
5859 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
5860 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
5861 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
5862 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
5864 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
5866 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
5868 * c-decl.c (finish_enum): Simplify code to determine minimum and
5869 maximum values of the enum, and calculate the type. Remove check
5870 for FUNCTION_DECLs in the values list, which cannot happen. Replace
5871 the DECL_INITIAL of each enumeration constant with a copy converted
5872 to the enumeration type. When updating variant types, don't bother
5873 updating the type itself.
5875 * c-typeck.c (build_binary_op): Simplify conditional expressions
5876 when weeding out spurious signed-unsigned warnings. Add new
5877 spurious warning category: if the unsigned quantity is an enum
5878 and its maximum value fits in signed_type(result_type). Update
5880 (build_conditional_expr): Warn here if one alternative is signed
5881 and the other is unsigned.
5883 2000-01-05 Nick Clifton <nickc@cygnus.com>
5885 * config/fr30/fr30.h: Remove extraneous comments.
5887 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
5889 * reload1.c (choose_reload_regs): When disabling a reload, also
5890 set reload_spill_index to -1.
5892 2000-01-04 Joel Sherrill (joel@OARcorp.com>
5894 * configure.in (m68*-*-rtemscoff*): New target, formal name for
5896 (m68*-*-rtemself*): New target.
5897 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
5898 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
5899 (sparc*-*-rtemself*): New target.
5900 (sparc*-*-rtems*): Now elf not a.out.
5901 * config/i386/rtems.h: Include config/rtems.h.
5902 * config/i386/rtemself.h: Include config/rtems.h.
5903 * config/i960/rtems.h: Include config/rtems.h.
5904 * config/m68k/rtems.h: Include config/rtems.h.
5905 * config/m68k/rtemself.h: Include config/rtems.h.
5906 * config/mips/rtems64.h: Include config/rtems.h.
5907 * config/pa/rtems.h: Include config/rtems.h.
5908 * config/rs6000/rtems.h: Include config/rtems.h.
5909 * config/sh/rtems.h: Include config/rtems.h.
5910 * config/sh/rtemself.h: Include config/rtems.h.
5911 * config/sparc/rtems.h: Include config/rtems.h.
5912 * config/sparc/rtemself.h: Include config/rtems.h
5914 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
5916 * final.c (shorten_branches): Correctly compute length of
5917 asms without operands.
5919 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
5921 * configure.in: Add pj target.
5922 * configure: Regenerate.
5923 * config/pj: New directory.
5924 * config/pj/lib1funcs.S: New file.
5925 * config/pj/linux.h: New file.
5926 * config/pj/pj.c: New file.
5927 * config/pj/pj.md: New file.
5928 * config/pj/pjl.h: New file.
5929 * config/pj/t-pj: New file.
5930 * config/pj/xm-pj.h: New file
5932 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
5934 * toplev.c (rest_of_compilation): Run shorten-branches before
5937 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5939 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
5940 macros so that they're consistent with their names.
5941 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
5942 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
5944 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5946 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
5947 modified inadvertently.
5949 2000-01-04 Joel Sherrill <joel@OARcorp.com>
5951 * configure.in (v850*-*-rtems*): New target.
5952 * configure: Regenerate.
5953 * config/v850/rtems.h: New file.
5955 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
5957 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
5958 (__gthread_key_create): Likewise.
5959 (__gthread_key_dtor): Likewise.
5960 (__gthread_once): Fix logic.
5961 (__gthread_key_delete): Cast away constness.
5963 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
5964 * invoke.texi: Document.
5965 * i386/mingw32.h (CPP_SPEC): Use.
5966 (LIBGCC_SPEC): Likewise.
5967 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
5969 2000-01-04 David Edelsohn <edelsohn@gnu.org>
5971 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
5972 (HANDLE_PRAGMA_PACK): Undefine.
5973 (SLOW_UNALIGNED_ACCESS): Define.
5975 2000-01-04 David Edelsohn <edelsohn@gnu.org>
5977 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
5978 to default definition.
5979 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
5980 (store_fixed_bit_field): Call macro with word_mode and alignment.
5981 (extract_bit_field): Call macro with relevant mode and alignment.
5982 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
5983 to default definition.
5984 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
5986 (move_by_pieces_ninsns): Likewise.
5987 (clear_by_pieces): Likewise.
5988 (emit_push_insn): Likewise.
5989 (store_field): Call macro with relevant mode and alignment.
5990 (expand_expr): Likewise.
5991 (expand_expr_unaligned): Likewise.
5993 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
5994 (SLOW_UNALIGNED_ACCESS): Define.
5995 (CASE_VECTOR_MODE): Always use 32-bit offsets.
5996 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
5997 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
5998 (toc_section): Likewise and .toc pseudo-op.
5999 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
6001 (TEXT_SECTION_ASM_OP): Likewise.
6002 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
6005 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
6006 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
6007 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
6008 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
6009 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
6011 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
6013 * regclass.c: Revert my Jan 4 change to loop cost computation.
6015 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
6017 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
6020 2000-01-04 Stan Cox <scox@cygnus.com>
6022 * haifa-sched.c (build_control_flow): Change unreachable simple
6023 loop test to check if current block has only one predecessor.
6024 (find_rgns): Initialize degree. Use dest as degree index, not src.
6026 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6028 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
6030 * calls.c (expand_call): Likewise for
6031 `old_stack_arg_under_construction'.
6033 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
6035 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
6038 * gcc.c (execute): Likewise for `ut' and `st'.
6040 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
6042 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
6044 * jump.c (jump_optimize_1): Likewise for `temp2'.
6046 * local-alloc.c (block_alloc): Likewise for `r1'.
6048 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
6050 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
6051 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
6053 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
6056 * reload.c (find_reloads): Likewise for `goal_alternative_number'
6057 and `goal_earlyclobber'.
6059 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
6061 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
6063 * stupid.c (stupid_life_analysis): Likewise for `chain'.
6065 * unroll.c (copy_loop_body): Likewise for `copy'.
6067 * varasm.c (output_constructor): Likewise for `byte'.
6069 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
6071 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
6072 all FP constants for constant->reg moves.
6073 (ix86_split_to_parts): Try to convert memory address into immediate
6074 when available in the constant pool.
6075 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
6077 (LEGITIMATE_CONSTANT_P): Return 1.
6078 * i386.md (pushsf): New splitter to convert constant pool memory
6079 reference to immediate.
6080 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
6083 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
6085 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
6086 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
6087 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
6088 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
6089 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
6091 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
6093 * ginclude/stdbool.h: Support compilation as C++.
6095 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6097 * fold-const.c (make_range): Don't try to reverse an unbounded range.
6099 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
6101 * regclass.c (regclass): Properly compute loop_cost. Adjust
6104 * regclass.c: Fix minor whitespace problems.
6106 2000-01-03 Anthony Green <green@cygnus.com>
6108 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
6109 Restore the pic register if required.
6111 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
6113 * c-common.c (format_char_info): Update comment.
6114 (check_format_info): Recognize 'z' modifier in the same way 'Z'
6115 was recognized. Emit warning for formats new in ISO C99 only
6116 if flag_isoc9x is not set.
6118 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
6120 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
6122 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
6124 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
6125 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
6126 (make_compound_operation): Choose cheaper alternative between
6127 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
6129 * regclass.c (op_costs): Remove global variable.
6130 (record_reg_classes): New parameter "op_costs" and "reg_pref".
6131 (record_operand_costs): Break out from ...
6132 (scan_one_insn): ... here.
6133 (dump_regclass): Make dumps nicer.
6134 (regclass): Dump preferrences choosed and changes done during passes.
6136 2000-01-03 Jakub Jelinek <jakub@redhat.com>
6138 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
6140 2000-01-03 Jakub Jelinek <jakub@redhat.com>
6142 * config/sparc/sparc.c (gen_df_reg): New function.
6143 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
6144 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
6145 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
6146 movtf_cc_reg_sp64+1): Use it.
6148 2000-01-02 Mark Mitchell <mark@codesourcery.com>
6150 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
6153 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
6155 * config/i386/i386.c (ix86_expand_unary_operator): Function
6156 definition made void.
6157 (ix86_expand_binary_operator): Update outdated preceding comment.
6158 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
6161 * config/i386/i386.c (override_options): Fix option-name typo.
6163 2000-01-02 Mark Mitchell <mark@codesourcery.com>
6165 * system.h (CEIL): Define.
6166 * builtins.c (CEIL): Remove.
6167 * expmed.c (CEIL): Likewise.
6168 * expr.c (CEIL): Likewise.
6169 * stor-layout.c (CEIL): Likewise.
6171 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6173 * expr.c (store_constructor_field): Fix typo introduced with last
6176 2000-01-01 Mark Mitchell <mark@codesourcery.com>
6178 * tree.h (BINFO_N_BASETYPES): New macro.
6180 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
6182 * expmed.c (emit_store_flag): Prevent losing a pending stack
6183 adjust the same way we prevent losing queued increments.
6185 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6187 * function.c (update_temp_slot_address): Handle case where sum of
6188 temporary address plus offset in register is a valid address.
6190 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6192 * genrecog.c (change_state) Corrected typo.
6194 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6196 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
6197 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
6198 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
6200 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
6202 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
6203 case, expand GT comparisons correctly. Fix a comment before this
6206 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
6208 * dwarfout.c: Include "frame.h"
6209 * dwarf2out.c: Likewise.
6210 * Makefile.in (dwarfout.o): Depend on frame.h
6211 (dwarf2out.o): Likewise.
6213 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
6215 Restore i386 binary compatibility in Dwarf EH info.
6216 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
6217 value of FIRST_PSEUDO_REGISTER.
6218 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
6219 (struct frame_state): Use DWARF_FRAME_REGISTERS.
6220 * dwarfout.c (output_reg_number): Ditto.
6221 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
6222 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
6224 1999-12-29 Bruce Korb <autogen@linuxbox.com>
6226 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
6227 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
6228 (<hack>_RE_CT): not needed
6229 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
6230 rewritten to scan the file text once only
6231 "template<..." test added
6232 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
6233 (is_cxx_header): declaration added
6234 * fixinc/fixtests.c(is_cxx_header): removed
6235 (apply_fix_p_t): removed
6236 (double_slash_test): is_cxx_header is only called once now
6237 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
6238 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
6239 within the templates.
6240 The borken spelling of "broken" was fixed.
6241 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
6242 The default level depends on FIXINC_DEBUG.
6244 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6246 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
6247 Otherwise provide a declaration for atexit.
6248 (init_dummy): Make sure dummy call to atexit is nevertheless
6249 called with correct number of args.
6251 * frame.c: Update comments referring to other files.
6253 * libgcc2.c: Likewise.
6255 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6257 * cse.c (free_element, get_element): Remove unused prototypes.
6259 * fold-const.c (extract_muldiv): Initialize variables `op0' and
6262 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
6265 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
6267 * configure.in,configure: case arm for mn10200-*-* now sets
6268 float_format=i32 so that float.h will correctly claim "double"
6269 to be 32 bits. Ran autoconf to generate configure from .in file.
6271 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
6273 * pa.md (conditional zero): If op1 is a register, force it into
6274 the same register as op0.
6276 1999-12-28 Mark Mitchell <mark@codesourcery.com>
6278 * tree.h (BINFO_BASETYPES): Improve documentation.
6280 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6282 * configure.in (--enable-checking): Use a more portable `for'
6285 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6287 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
6288 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
6290 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
6293 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
6294 Delete descriptions.
6296 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
6297 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
6298 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
6299 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
6300 xm-svr4.h: Remove all instances of sys_siglist handling.
6302 1999-12-27 Jakub Jelinek <jakub@redhat.com>
6304 * config/sparc/sparc.md (cmp_zero_qi,
6305 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
6306 cmp_zero_extendqidi2_andcc_set): New patterns.
6308 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
6310 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6311 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
6312 (fpgnulib.c, xfgnulib.c): Add rules.
6313 * m68k/t-mot3300-gas: Likewise.
6315 1999-12-27 Ian Lance Taylor <ian@zembu.com>
6317 * configure.in: Avoid [[ by using test and changequote. Add
6318 changequote required by 1999-12-14 change.
6319 * configure: Rebuild.
6321 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
6323 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
6325 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
6327 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
6328 * flow.c (find_use_as_address): Likewise.
6329 * function.c (fixup_var_refs_1): Likewise.
6330 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
6331 * jump.c (invert_exp, redirect_exp): Likewise.
6332 * loop.c (replace_call_address): Likewise.
6333 (count_nonfixed_reads): Likewise.
6334 * rtlanal.c (modified_between_p): Likewise.
6335 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
6336 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
6337 * unroll.c (remap_split_bivs): Likewise.
6339 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6341 * diagnostic.c (v_message_with_decl): Use .* format specifier
6342 instead of building the format specifier width manually.
6344 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
6345 determining whether to provide a prototype. Remove the
6346 sys_siglist clause in the conditional.
6348 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6350 * fold-const.c (operand_equal_p): Use memcmp to compare string
6352 Suggested by D. J. Bernstein
6354 1999-12-17 Jakub Jelinek <jakub@redhat.com>
6356 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
6357 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
6359 * config/mips/mips.h (TARGET_64BIT): Likewise.
6360 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
6361 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
6362 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
6363 dsps. Give routines proper names if SI/DI modes are not used.
6364 * longlong.h: Use DWunion instead of DIunion.
6366 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
6368 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
6369 GC_CHECKING, GC_ALWAYS_COLLECT.
6370 * configure.in: Allow --enable-checking with an argument
6371 listing check modes to enable.
6372 * config.in, configure: Rebuilt.
6373 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
6374 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
6375 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
6376 ENABLE_GC_ALWAYS_COLLECT.
6377 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
6379 * tree.h, tree.c: Change ENABLE_CHECKING to
6380 ENABLE_TREE_CHECKING throughout.
6382 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6384 * fold-const.c (fold_truthop): Properly check for FP RHS.
6386 1999-12-24 Mark Mitchell <mark@codesourcery.com>
6388 * toplev.h (note_deferall_of_defined_inline_function): Declare.
6389 * toplev.c (note_deferral_of_defined_inline_function): New
6390 function, split out from ...
6391 (rest_of_compilation): ... here. Use it.
6393 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6395 * expr.c (store_constructor): Don't call clear_storage if size is
6398 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6400 * Makefile.in (toplev.o): Depend on loop.h.
6402 * dwarfout.c: Include tm_p.h.
6404 * emit-rtl.c (restore_emit_status): Mark parameter with
6407 * final.c (final_scan_insn): Likewise.
6409 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
6410 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
6411 flow_depth_first_order_compute, flow_loop_pre_header_find,
6412 flow_loop_tree_node_add, flow_loops_tree_build,
6413 flow_loop_level_compute, flow_loops_level_compute,
6414 flow_loop_outside_edge_p): Add prototypes.
6415 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
6417 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
6418 Mark with ATTRIBUTE_NORETURN.
6420 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
6422 * local-alloc.c (no_conflict_p): Likewise.
6424 * loop.c (insert_bct): Hide definitions of variables with hidden
6426 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
6428 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
6429 with ATTRIBUTE_UNUSED.
6430 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
6431 (reg_scan): Likewise.
6433 * reload.c (find_reloads): Remove unused variables `changed'.
6435 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
6437 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
6438 Remove unused variable `insn'.
6440 * toplev.c: Include loop.h.
6441 (report_file_and_line): Remove unnecessary prototype.
6443 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
6445 * unroll.c (biv_total_increment): Likewise.
6447 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6449 * reload1.c (emit_input_reload_insns): Restore old behaviour
6450 wrt. 'special' reloads.
6452 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
6454 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
6455 hash.h. (cse.c): Don't depend on hashtab.h.
6457 * cse.c: Don't include hashtab.h.
6458 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
6460 * ggc-simple.c: Don't include hash.h.
6462 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
6464 * dwarf2out.c (add_abstract_origin_attribute): Call
6465 gen_abstract_function on our function context.
6467 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
6469 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
6471 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6473 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
6476 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6478 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
6479 constraints to "a!r".
6481 1999-12-21 Mark Mitchell <mark@codesourcery.com>
6483 * Makefile.in (calls.o): Depend on function.h.
6484 (alias.o): Likewise.
6486 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
6488 * reload1.c (emit_reload_insns): Break out code and variables into...
6489 (input_reload_insns, other_input_address_reload_insns,
6490 other_input_reload_insns, input_address_reload_insns,
6491 inpaddr_address_reload_insns, output_reload_insns,
6492 output_address_reload_insns, outaddr_address_reload_insns,
6493 operand_reload_insns, other_operand_reload_insns,
6494 other_output_reload_insns): ... new static variables, and...
6495 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
6496 do_output_reload): ... new functions.
6498 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6500 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
6502 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6504 * md.texi: Add c4x constraints documentation.
6506 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6508 * config/i386/dgux.c (struct option): Rename to
6509 lang_independent_option.
6510 (struct m_options): Add description field.
6511 (output_options): Rename option type, add sep declaration, output
6512 ix86_cpu_string and ix86_arch_string only if set.
6513 (output_file_start): Rename option type.
6515 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
6517 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
6519 (libgcc2.a): Similarly.
6521 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
6523 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
6524 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
6525 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
6527 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
6529 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
6530 Remove redundant initialization of "frexpon" and "expon".
6532 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6534 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
6536 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
6537 (store_constructor_field, expand_expr): Pass new arg.
6539 1999-12-20 Mark Mitchell <mark@codesourcery.com>
6541 * Makefile.in (explow.o): Depend on function.h.
6543 * stor-layout.c (set_sizetype): Fix typo.
6545 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
6547 * function.c (cfun): Renamed from current_function. All users
6549 * function.h (cfun): Rename declaration as well.
6551 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
6552 to be of type regset_head, not regset. All users changed by adding
6554 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
6556 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6558 * config/c4x/rtems.h: New file.
6560 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
6562 * reload1.c (spill_failure): Take class of failed reload as argument
6563 and print it. Caller changed.
6565 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6567 * rs6000.h (SUBTARGET_DEFAULT): New macro.
6568 (TARGET_SWITCHES): Allow subtargets to default switches.
6569 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
6571 1999-12-18 Mark Mitchell <mark@codesourcery.com>
6573 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
6576 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
6578 * cccp.c (main): Define __STDC_VERSION__ as necessary.
6579 * cppinit.c (cpp_handle_option): Likewise.
6581 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
6582 determine when to define.
6584 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
6586 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
6587 cmove with mismatched test and data modes.
6589 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
6591 * c-typeck.c (c_expand_start_case): Don't warn for long switch
6594 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6596 * alias.c: Minor reformatting.
6599 * stor-layout.c: Likewise.
6600 * fold-const.c: Likewise.
6601 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
6602 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
6604 (size_int_wide): Cache nodes even if garbage collecting.
6605 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
6606 of SAVE_EXPR has no side effects.
6607 * cse.c: Move a comment.
6608 * tree.c: Minor reformatting.
6609 (int_size_in_bytes): Return -1 if constant overflows.
6611 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6613 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
6615 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
6617 * objc/objc-parse.c: Regenerate. This file must be rebuilt
6618 after any change to c-parse.in, even if objc-parse.y didn't
6621 1999-12-18 David S. Miller <davem@redhat.com>
6623 * toplev.c (rest_of_compilation): Restore BLOCK tree
6624 reconstruction and branch shortening changes lost in
6625 December 18th change.
6627 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
6629 * config/arm/linux-elf.h: Change all instances of
6630 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
6631 * config/arm/uclinux-elf.h: Likewise.
6633 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
6635 * toplev.c (notice, vmessage, v_message_with_file_and_line,
6636 v_message_with_decl, file_and_line_for_asm,
6637 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
6638 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
6639 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
6640 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
6641 pfatal_with_name, fatal_io_error, need_error_newline,
6642 last_error_function, last_error_tick, announce_function,
6643 default_print_error_function, print_error_function,
6644 report_error_function, fnotice, error_with_file_and_line,
6645 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
6646 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
6647 warning_with_decl, warning_for_asm, warning, pedwarn,
6648 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
6650 (compile_file): Use fnotice instead of notice. Adjust call.
6652 * diagnostic.c: New file.
6654 * Makefile.in (OBJS): Include diagnostic.o
6655 (diagnostic.o): Define dependence.
6657 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6659 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
6662 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6664 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
6666 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
6668 * fixtests.c (is_cxx_header): New fn, split out of
6670 (else_endif_label): Allow "#endif // comment" in C++ headers,
6671 as determined by is_cxx_header.
6672 * fixfixes.c (else_endif_label_fix): Update comment.
6673 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
6675 * genfixes: Correct double thinko in commandline parsing.
6676 * hackshell.tpl: Generate correct sh syntax for bypass
6679 * inclhack.def (all): Whenever an inserted preprocessor
6680 conditional is split over multiple lines, use double
6681 backslashes in this file so the fixed header will be readable.
6683 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
6684 and add bypass entry for correct version of this header.
6685 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
6686 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
6688 (hpux8_bogus_inlines): New fix, split from...
6689 (ultrix_atof_param) ... here.
6690 (math_expression): Add bypass entry keyed to glibc comment
6691 indicating the problem has been dealt with; disable
6692 unnecessary sed operations; update commentary.
6693 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
6694 add select and bypass entries, simplify shell operation.
6695 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
6697 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
6698 ultrix_atof_param): Add select entry.
6699 (stdio_va_list, sunos_mather_decl): Add bypass entry.
6700 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
6701 comments with the fixes they describe.
6703 * c-parse.in (string action): Do not warn about ANSI string
6704 concatenation in system headers. Affects C parser only.
6705 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
6707 1999-12-16 Jakub Jelinek <jakub@redhat.com>
6709 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
6710 compiling libgcc2 the macro depends always on arch cpp defines.
6712 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
6714 * loop.c (insert_loop_mem): Don't record MEMs from inside
6717 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
6719 * regclass.c (regclass): Do not use flowgraph when not optimizing.
6721 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
6722 notes too, create one when replacement failed, attempt to simplify
6724 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
6727 1999-12-16 Mark Mitchell <mark@codesourcery.com>
6729 * crtstuff.c (__dso_handle): Declare.
6730 (__cxa_finalize): Likewise.
6731 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
6734 * invoke.texi: Document -fuse-cxa-atexit.
6736 * tree.h (ptr_type_node): Document.
6737 (const_ptr_type_node): Likewise.
6739 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6741 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
6742 (optimize_reg_copy_2): Likewise.
6743 (optimize_reg_copy_3): Likewise.
6744 (fixup_match_2): Likewise.
6745 (regmove_optimize): Likewise.
6746 (fixup_match_1): Liekwise.
6748 * i386.md (HI to SImode promoting splitters): Rewrite.
6749 (pushsf mem peep2): New.
6750 (testhi to andhi peep2): Remove.
6751 * i386.h (x86_promote_QImode): New.
6752 (TARGET_PROMOTE_QImode): New.
6753 (PREDICATE_CODES): Add promotable_binary_operator.
6754 * i386.c (x86_promote_QImode0: New.
6755 (promotable_binary_operator): New.
6756 * i386-protos.h (promotable_binary_operator): New.
6758 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
6760 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
6762 1999-12-16 Mark Mitchell <mark@codesourcery.com>
6764 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
6765 * function.c (insert_block_after_note): Remove.
6766 (retrofit_block): Likewise.
6767 (identify_blocks): Fix indentation.
6768 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
6769 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
6770 * function.h (insert_block_after_note): Remove prototype.
6771 (retrofit_block): Likewise.
6772 * integrate.c (expand_inline_function): Don't call
6773 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
6774 just expand_start_bindings. Use the block_map to remap old
6775 NOTE_BLOCKs to new ones.
6776 (integrate_decl_tree): Keep track of remapped blocks.
6777 * integrate.h (struct inline_remap): Add block_map.
6778 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
6779 NOTE_BLOCK on the notes.
6780 (expand_start_bindings): Rename to ...
6781 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
6782 (expand_end_bindings): Set NOTE_BLOCK.
6783 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
6784 reconstruct the BLOCK tree.
6785 * tree.h (expand_start_bindings): Macroize. Call ...
6786 (expand_start_bindings_and_block): New function.
6788 1999-12-16 Jakub Jelinek <jakub@redhat.com>
6790 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
6791 to match the format.
6793 1999-12-16 David S. Miller <davem@redhat.com>
6795 * expr.c (emit_move_insn_1): Only emit clobbers if one of
6796 the outputs is a SUBREG.
6797 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
6800 * config/sparc/sparc.c (epilogue_renumber): Add default case
6803 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6805 * toplev.c (rest_of_compilation): Run branch shortening after
6808 * regclass.c (loop_depth): Remove
6809 (scan_one_insn): Do not handle LOOP_NOTE insns.
6810 (regclass): Go through basic blocks and set loop_cost
6812 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
6814 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
6816 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6818 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
6819 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
6820 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
6822 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
6824 * loop.c (insert_loop_mem): Ignore memory clobbers.
6826 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
6829 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
6831 * profile.c: Remove redundant #include "output.h".
6833 * h8300.md (HImode preinc peephole): Fix typo.
6835 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6837 * function.c (retrofit_block): Abort if we don't find a suitable insn.
6838 (insert_block_after_note): Abort if we don't have a previous block.
6839 Remove FN parameter.
6840 * function.h: Adjust.
6842 1999-12-15 Mark Mitchell <mark@codesourcery.com>
6844 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
6845 argument more than once.
6847 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6849 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
6851 1999-12-15 Jakub Jelinek <jakub@redhat.com>
6853 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
6855 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6857 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
6858 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
6859 update stack_alignment_needed.
6860 (prepare_function_start): Initialize stack_alignment_needed
6861 * function.h (struct function): Add field stack_alignment_needed.
6863 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6865 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
6866 Handle live_throughout / dead_or_set instead of live_before /
6868 (save_call_clobbered_regs): Get register livenessinformation from
6869 chain->live_throughout.
6870 (add_stored_regs): New function.
6871 (insert_restore, insert_save): Add restored / saved registers to
6873 * global.c (reg_dies): New parameter chain.
6874 (reg_becomes_live): Third parameter is regs_set now.
6875 Changed all callers.
6876 (reg_dies): New parameter chain. Changed all callers.
6877 (build_insn_chain): Set live_throughout instead of
6878 live_before / live_after.
6879 * reload.h (struct insn_chain): Replace members live_before /
6880 live_after with live_throughout / dead_or_set.
6881 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
6882 instead of live_before / live_after.
6883 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
6884 (order_regs_for_reload, find_reg, finish_spills): Likewise.
6885 (choose_reload_regs_init): Likewise.
6886 * stupid.c (current_chain, find_clobbered_regs): Delete.
6887 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
6888 instead of chain->live_before / chain->live_after.
6889 (mark_hard_ref): New function.
6890 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
6892 1999-12-15 David S. Miller <davem@redhat.com>
6894 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
6896 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6898 * flow.c (calculate_loop_depth): Make global, remove prototype,
6899 rewrite to use new loop infrastructure.
6900 (find_basic_block): Remove calculate_loop_depth call.
6901 * toplev.c (rest_of_compilation): Call find_basic_block.
6902 * output.h (calculate_loop_depth): Declare.
6904 * flow.c (dump_flow_info): Dump loop_depth.
6905 (flow_loops_nodes_find): Increase loop_depth for basic block in the
6907 (flow_loops_find): Initialize the loop_depth for each basic block.
6909 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6911 * tree.c (decl_function_context): Handle virtual functions.
6913 * tlink.c (scan_linker_output): Don't look in demangled name when
6914 looking for linker output keywords.
6916 * dwarfout.c (output_type): We can defer namespace-scope classes.
6918 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
6920 * regclass.c (record_reg_classes): Update comment for merging
6921 register class preferences in reg->reg copies. Tighten conditions
6922 for merging register class preferences in reg->reg copies.
6924 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
6926 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
6928 1999-12-14 Geoff Keating <geoffk@cygnus.com>
6930 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
6931 (INIT_SECTION_ASM_OP): Delete.
6932 (FINI_SECTION_ASM_OP): Delete.
6933 (STARTFILE_SPEC): Define to hold just crtbegin.o.
6935 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
6937 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
6938 the abstract origin wasn't emitted.
6940 * dwarf2out.c (class_scope_p): New fn.
6941 (gen_subprogram_die): Use it.
6942 (gen_variable_die): Use it. Tweak logic.
6943 (gen_struct_or_union_type_die): Check context_die to determine
6944 if we're function-local.
6945 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
6947 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
6949 * loop.c (check_dbra_loop): Can't reverse a biv that has
6952 1999-12-14 Nick Clifton <nickc@cygnus.com>
6954 * config/arm/arm.c: Add support for -mcpu=arm720 command line
6957 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6959 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
6960 for givs made from biv increments.
6962 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
6964 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
6965 * alpha.c (override_options): Recognize -mcpu=ev67.
6966 * alpha.h (CPP_CPU_EV67_SPEC): New.
6967 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
6968 (EXTRA_SPECS): Update.
6970 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
6972 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
6973 appropriate for -lang-c89 and -std=*.
6974 * cppinit.c (cpp_handle_option): Likewise.
6975 (new_pending_define): New, split out from cpp_handle_option.
6976 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
6977 or enable trigraphs for -ansi/-std=*.
6979 * ginclude/stdarg.h (__va_copy): New.
6980 (va_copy): Don't define for C89.
6982 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
6984 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
6985 for long long multiply-accumulate.
6987 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6989 * regclass.c (scan_one_insn): Set loop_cost to 1 when
6990 optimizing for size.
6992 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
6994 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
6995 if something changed. Back out that part of yesterday's changes.
6997 * loop.c (loop_max_reg): New static variable.
6998 (loop_optimize): Initialize it. Eliminate one unnecessary call to
7000 (scan_loop): Call reg_scan_update whenever we may have added new
7001 registers, and update loop_max_reg.
7003 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7005 * regclass.c (record_reg_classes): Do not do the copying preferrencing
7006 when source does not die.
7008 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
7010 1999-12-14 Jakub Jelinek <jakub@redhat.com>
7012 * config/sparc/linux64.h (TARGET_LIVE_G0,
7013 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
7015 * config/sparc/linux.h (TARGET_LIVE_G0,
7016 TARGET_BROKEN_SAVERESTORE): Likewise.
7017 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
7018 TARGET_BROKEN_SAVERESTORE): Likewise.
7020 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
7021 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
7023 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
7024 as sparc64 block profiling register.
7025 * config/sparc/sparc.c (sparc_override_options): Allow block
7026 profiling with -m32.
7027 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
7029 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
7030 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
7031 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
7033 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
7035 * config/sparc/sparc.h: Likewise.
7036 * config/sparc/xm-sysv4-64.h: Likewise.
7037 * config/float-sparc.h: Likewise.
7038 * glimits.h: Likewise.
7039 * longlong.h: Likewise.
7041 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
7042 (ASM_IDENTIFY_GCC): Remove.
7044 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
7046 * combine.c (combine_simplify_rtx): Don't make shared rtl.
7047 (simplify_logical): Likewise.
7049 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
7051 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
7052 * cppfiles.c (INO_T_EQ): Likewise.
7054 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
7056 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
7057 * i386/mingw32.h (LIB_SPEC): Likewise.
7058 (STARTFILE_SPEC): Likewise.
7059 * i386/uwin.h (LIB_SPEC): Likewise.
7060 (STARTFILE_SPEC): Likewise.
7062 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
7063 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
7065 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
7067 * combine.c (combine_simplify_rtx): Fix order of checks for
7068 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
7070 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
7072 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
7073 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
7075 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
7077 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
7079 * regclass.c (inv_reg_alloc_order): New array.
7080 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
7082 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
7083 counted_for_groups, counted_for_nongroups. Add fields rld and
7085 * reload.c (push_secondary_reload): Don't set nongroup field of
7087 (push_reload): Likewise.
7088 (find_reloads): Delete code to compute nongroup fields.
7089 * reload1.c (reload_insn_firstobj): New static variable.
7090 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
7092 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
7093 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
7094 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
7096 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
7098 (struct hard_reg_n_uses): Deleted.
7099 (potential_reload_regs): Deleted.
7100 (init_reload): Initialize spilled_pseudos and pseudos_counted.
7101 (reload): Don't try to allocate reload registers if we already know
7102 we have to make another pass. Call select_reload_regs. Free memory
7103 starting with reload_firstobj when starting another pass.
7104 Don't allocate spilled_pseudos.
7105 (calculate_needs_all_insns): Call copy_reloads for an insn that
7106 needs reloads; don't call calculate_needs.
7107 (spill_cost): New static array.
7108 (used_spill_regs_local): New static variable.
7109 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
7110 to compute potential_reload_regs.
7111 (find_reload_regs): Completely rewritten to use find_reg.
7112 (allocate_reload_reg): Don't test counted_for_groups or
7113 counted_for_nongroups. Lose NOERROR arg and code to give an error;
7115 (choose_reload_regs): Add fallback code that uses the existing
7116 register allocation from find_reload_regs.
7118 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
7120 * flow.c (create_edge_list): Cast xmalloc return value.
7122 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
7124 * doprnt.c: Remove incorrect comment closure.
7126 * cse.c: Fix a few minor whitespace goofs.
7128 1999-12-13 Don Bowman <don@pixstream.com>
7130 * mips/vxworks.h: Fix problem with comment termination.
7131 (EXTRA_SECTIONS): Add in_sbss.
7132 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
7134 1999-12-12 David S. Miller <davem@redhat.com>
7136 * cse.c (struct cse_reg_info): Add hash_next member,
7137 reorder rest of struct for better packing on 64-bit
7139 (cse_reg_info_tree): Kill.
7140 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
7141 REGHASH_FN): New custom pow2 hash mechanism.
7143 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
7144 use a pow2 hash table.
7145 (get_cse_reg_info): Rework to use new REGHASH.
7146 (new_basic_block): Likewise, use HASH_SIZE, and inline
7148 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
7149 and inline free_element call.
7150 (lookup_as_function, insert, flush_hash_table, invalidate,
7151 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
7152 invalidate_for_call, use_related_value, find_comparison_args,
7153 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
7154 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
7157 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
7159 * cse.c (cse_basic_block): Free qty_table consistently.
7161 1999-12-12 David S. Miller <davem@redhat.com>
7162 Jakub Jelinek <jakub@redhat.com>
7164 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
7165 SUBREGs by hand, gen the appropriate hard reg directly.
7166 (movtf reg/mem split): Likewise and alter_subreg on destination
7168 (movtf mem/reg split): Similarly.
7169 (movdf_cc_sp64): Rename from hidden pattern.
7170 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
7171 (movtf_cc_sp64, following split): New pattern and splitter.
7172 (movdf_cc_reg_sp64): Rename from hidden pattern.
7173 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
7175 (movtf_cc_reg_sp64, following split): New pattern and splitter.
7177 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
7179 * loop.c (load_mems): Don't hoist written floating point mem
7182 1999-12-12 Mark Mitchell <mark@codesourcery.com>
7184 * except.h (struct eh_queue): Add `next' pointer.
7185 (struct eh_status): Make x_ehqueue a pointer.
7186 (push_ehqueue): Declare.
7187 (pop_ehqueue): Likewise.
7188 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
7190 (expand_fixup_region_end): Likewise.
7191 (expand_leftover_cleanups): Likewise.
7192 (push_ehqueue): Define.
7193 (pop_ehqueue): Likewise.
7194 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
7195 than doing it inline.
7196 (expand_start_all_catch): Adjust now that ehqueue is a
7198 (mark_eh_queue): Mark all level of the queue.
7199 (mark_eh_status): Adjust now that ehqueue is a
7201 (init_eh_for_function): Allocate ehqueue.
7202 (free_eh_status): Free it.
7203 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
7204 expansion for a fixup.
7206 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7208 * gthr-single.h (__gthread_active_p): Add prototype arguments.
7210 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
7211 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
7212 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
7213 function_ptr, getpagesize, __enable_execute_stack,
7214 __enable_execute_stack, __clear_insn_cache,
7215 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
7216 _cleanup, _exit, __default_terminate, __terminate_func,
7217 __terminate, __empty, __throw, new_eh_context,
7218 eh_context_initialize, eh_context_static, eh_context_specific,
7219 get_eh_context, __get_eh_context, __get_eh_info,
7220 init_reg_size_table, eh_threads_initialize,
7221 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
7222 __unwinding_cleanup, throw_helper, __throw, __rethrow,
7223 __pure_virtual): Add prototype arguments.
7224 (__bb_exit_func): Cast a sizeof to long when comparing against one.
7225 Cast a signed value to unsigned long when comparing against one.
7226 (new_eh_context): Wrap in _GTHREADS macro.
7227 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
7229 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
7230 (throw_helper): Initialize variables `handler_p' and `pc_p'.
7232 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7234 * combine.c (record_promoted_value): Remove unused variable
7237 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
7239 * global.c (record_conflicts): Likewise for `j'.
7241 * genoutput.c (output_insn_data): Don't unnecessarily cast away
7244 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7246 * i386-protos.h (output_387_binary_op, output_fix_trunc,
7247 output_fp_compare): Constify a char*.
7249 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
7251 (override_options, ix86_comp_type_attributes, print_operand,
7252 output_387_binary_op, output_fix_trunc, output_fp_compare):
7254 (ix86_sched_reorder): Mark parameter `clock_var' with
7257 * i386.h (DEBUG_PRINT_REG): Constify a char*.
7259 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
7261 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
7262 operand, for use in the Java front-end.
7264 1999-12-10 Ben Collins <bcollins@debian.org>
7266 * configure.in: Fix typo for "-64" in 64bit as check.
7267 * configure: Rebuilt.
7269 1999-12-10 Jakub Jelinek <jakub@redhat.com>
7271 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
7274 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7276 * c-parse.in (string): With -Wtraditional, warn if ANSI string
7277 concatenation is utilized.
7279 * invoke.texi (-Wtraditional): Document it.
7281 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7283 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
7284 Cast a ptrdiff_t to long and pass it to printf with %ld.
7286 1999-12-10 Geoff Keating <geoffk@cygnus.com>
7288 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
7289 68881, we have no 68881 registers at all.
7290 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
7291 value in a 68881 register if it is available.
7293 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
7295 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
7296 for long long multiply-accumulate.
7298 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
7300 * loop.c (insert_loop_mem): Undo last change.
7302 1999-12-10 David S. Miller <davem@redhat.com>
7304 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
7306 * config/sparc/sparc-protos.h: Add them.
7307 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
7308 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
7309 constraints which use those helpers.
7310 (EXTRA_CONSTRAINT): Use this new macro.
7311 * md.texi: Update sparc target constraints documentation.
7312 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
7313 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
7314 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
7315 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
7316 (movsf high/lo_sum split): Rework for new patterns.
7317 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
7319 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
7321 * c-common.c (c_common_nodes_and_builtins):
7322 Create __builtin_ptrdiff_t and __builtin_size_t.
7324 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
7326 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
7328 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7330 * regclass.c (globalize_reg): Re-instate test that allows
7331 fixed registers to be declared as a variable even after functions
7334 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7336 * i386.md (cpu attribute): Add "athlon".
7337 (athlon_decode): New attribute.
7338 (Athlon scheduling units definitions): New.
7339 (fcmp and shld patterns): Set athlon_decode to "vector".
7340 * i386.c (athlon_cost): New.
7342 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
7343 x86_use_sahf): Set for Athlon.
7344 (x86_use_fiop): Unset for Athlon.
7345 (override_options): Define Athlon alignments and "athlon" name.
7346 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
7347 * i386.h (TARGET_ATHLON): New.
7348 (enum processor_type): Add PROCESSOR_ATHLON.
7349 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
7351 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
7353 1999-12-09 Andreas Jaeger <aj@suse.de>
7355 * loop.c (record_biv): Declare parameter as int.
7357 * config/i386/i386-protos.h: Declare long_memory_operand.
7359 1999-12-09 Mark Mitchell <mark@codesourcery.com>
7361 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
7362 EXPR_WITH_FILE_LOCATION.
7364 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7366 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
7369 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
7371 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
7374 1999-12-09 Jakub Jelinek <jakub@redhat.com>
7376 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
7377 default on linux64 again.
7378 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
7379 models for multilibing.
7380 * genmultilib: Accept | as alternative separator within a set in
7383 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
7385 * calls.c (precompute_arguments): Make sure initial_value contains
7386 value pseudo which CSE expects.
7387 * cse.c (struct set): New entry orig_src.
7388 (cse_insn): Set it early on entry, use it for libcall EQUIV note
7391 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
7393 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
7395 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
7397 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
7399 1999-12-08 Jakub Jelinek <jakub@redhat.com>
7401 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
7402 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
7404 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
7407 * longlong.h: Merge in changes from glibc.
7408 Also don't clobber %g2 register in 32bit SPARC assembly, so that
7409 -mno-app-regs libgcc can be compiled.
7410 * libgcc2.c: Add defines so that the updated longlong.h
7411 can be used in libgcc2.a. Also, make sure on most architectures
7412 (at least on all which have optimized code in longlong.h defined
7413 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
7415 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7417 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
7418 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
7419 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
7421 * configure: Rebuilt.
7423 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
7425 * alpha.c (secondary_reload_class): For !BWX, sub-simode
7426 outputs require a register.
7428 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
7430 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
7431 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
7432 functions like dptoul will be resolved.
7433 (libgcc2.a): Make sure that the object files from DPBIT are named
7434 differently (prefix `_dp') from those that would be coming from
7437 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
7439 * configure.in: When target is sparc* and tm_file contains 64,
7440 test for 64bit support in assembler. If not supported, remove
7441 sparc/t-sol2-64 from target-dependent Makefile fragments.
7442 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
7443 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
7444 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
7445 * acconfig.h (AS_SPARC64_FLAG): Added.
7446 * configure, config.in: Rebuilt.
7447 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
7448 support. Use AS_SPARC64_FLAG.
7450 1999-12-07 Jakub Jelinek <jakub@redhat.com>
7452 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
7453 suitable for holding OFmode values so that gcc works with complex
7455 (hard_64bit_mode_classes): Likewise.
7457 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
7458 so that it is actually matched.
7459 (sethi_di_medlow): Likewise.
7461 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
7462 as legitimate constant if -mvis.
7463 * config/sparc/sparc.md (movtf): Likewise.
7464 (clear_sf): Use const_double_operand.
7465 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
7467 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
7468 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
7469 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
7470 routines, _Qp_* cannot be handled like that now.
7471 (INIT_TARGET_OPTABS): Likewise.
7472 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
7473 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
7474 sparc_emit_float_lib_cmp if ARCH64 and soft float.
7475 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
7476 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
7477 divtf3, sqrttf3): New expanders.
7478 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
7479 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
7480 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
7483 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
7484 * configure: Rebuilt.
7485 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
7486 -mcpu is given and we're doing 64bit compiles.
7488 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
7490 * loop.h (struct induction): Add multi_insn_incr.
7491 * loop.c (basic_induction_var): New multi_insn_incr argument.
7492 Set it if we search back through previous insns for the biv.
7493 (record_biv): New multi_insn_incr argument; fill in struct induction.
7494 (strength_reduce): Discard an iv with multiple bivs, any of
7495 which require multiple insns to increment.
7497 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
7499 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
7502 1999-12-06 David S. Miller <davem@redhat.com>
7504 * combine.c (check_promoted_subreg): Do not conditionalize this upon
7505 PROMOTE_FUNCTION_RETURN.
7507 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
7509 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
7510 and handle REG_UNUSED note on insn.
7512 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
7513 inner_mask instead of mask.
7515 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
7517 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
7518 zero if there was an error.
7520 1999-12-06 Jakub Jelinek <jakub@redhat.com>
7522 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
7525 * longlong.h: Fix clobbers in SPARC asm statements.
7527 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
7528 valid sethi operations when TARGET_ARCH64.
7530 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
7531 always use move_by_pieces to avoid infinite recursion.
7532 (restore_fixed_argument_area): Likewise.
7534 * combine.c (check_promoted_subreg, record_promoted_value): New
7536 (combine_instructions): Use them to retain nonzero and sign bit
7537 information after SUBREGs are eliminated by optimizations in
7538 this pass if PROMOTE_FUNCTION_RETURN.
7540 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
7541 .register declaration. Don't use variables with __ prefixes.
7543 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7545 * fold-const.c (optimize_bit_field_compare): Only use one mode
7546 for both RHS and LHS in non-constant case.
7548 1999-12-06 Nathan Sidwell <nathan@acm.org>
7550 * frame.c (start_fde_sort): Only allocate erratic array, if
7551 linear one was allocated. Return allocated flag.
7552 (fde_insert): Only insert, if there's a valid array.
7553 (fde_end_sort): Split, sort and merge if linear and erratic
7554 arrays exist, else just sort linear one.
7555 (search_fdes): New function. Linear search through original fde
7557 (frame_init): Permit multiple initializations. Cope with
7559 (find_fde): Fallback on linear search, if failed to sort array.
7560 (__deregister_frame_info): Only free sorted array, if we
7563 1999-12-06 Jakub Jelinek <jakub@redhat.com>
7565 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
7567 1999-12-05 Jakub Jelinek <jakub@redhat.com>
7569 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
7571 1999-12-05 Mark Mitchell <mark@codesourcery.com>
7573 * tree.h (special_function_p): Declare.
7574 * calls.c (special_function_p): Make it global. Don't take `name'
7575 as a parameter. Fix typo in 1999-11-28 change.
7576 (expand_cal): Adjust.
7578 1999-12-04 Mark Mitchell <mark@codesourcery.com>
7580 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
7581 * tree.h (EXPR_WFL_FILENAME): Define in terms of
7582 EXPR_WFL_FILENAME_NODE.
7583 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
7585 * print-tree.c (print_note): Print TREE_PRIVATE and
7588 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
7589 the original die cannot be found.
7591 * varray.h (varray_head_tag): Add elements_used.
7592 (VARRAY_PUSH): New macro.
7593 (VARRAY_POP): Likewise.
7594 (VARRAY_TOP): Likewise.
7595 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
7597 * varray.c (varray_init): Initialize elements_used.
7598 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
7599 (INTEGRATE_H): New variable.
7600 (integrate.o): Depend on INTEGRATE_H.
7601 (unroll.o): Likewise.
7603 * function.h (insert_block_after_note): Declare.
7604 * function.c (insert_block_after_note): Split out from ...
7605 (retrofit_block): ... here.
7607 * stmt.c (expand_fixup): Fix typo in comment.
7609 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7611 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
7612 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
7613 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
7614 (regmove_optimize, fixup_match_1): Likewise.
7616 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7618 * flow.c (flow_loops_dump): Add missing argument when calling
7621 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
7622 Greg McGary <gkm@gnu.org>
7624 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
7625 (init_attributes): Add A_NO_LIMIT_STACK.
7626 (decl_attributes): Handle A_NO_LIMIT_STACK.
7627 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
7628 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
7629 Handle stack bounds checking.
7630 * flags.h (flag_stack_check): Use the word 'probe' rather than
7631 'check', because the flag doesn't actually cause any checking to
7633 * function.c (expand_function_start): Set
7634 current_function_limit_stack.
7635 * function.h (struct function): Add limit_stack.
7636 (current_function_limit_stack): Define.
7637 * invoke.texi (Code Gen Options): Document new options.
7638 * rtl.h: Declare stack_limit_rtx.
7639 * toplev.c (stack_limit_rtx): New variable.
7640 (decode_f_option): Handle new options -fstack-limit-register=REG,
7641 -fstack-limit-symbol=IDENT, -fno-stack-limit.
7642 (main): Add stack_limit_rtx as GC root.
7643 * tree.h (DECL_NO_LIMIT_STACK): New macro.
7644 (struct tree_decl): New member no_limit_stack.
7646 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
7648 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
7649 (conditional_trap+1): Get new mnemonic correct.
7650 (conditional_trap+2): New pattern for DImode traps.
7652 * config/m68k/m68k.c (output_function_prologue): Handle
7654 * config/m68k/m68k.md (trap): New insn.
7655 (conditional_trap): New insn.
7656 * md.texi (Standard Names): Document `trap' and
7658 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
7659 so a cc0 setter doesn't get emitted at some random place in the
7662 * config/i960/i960.md (trap): New insn.
7663 (conditional_trap): New expander.
7664 (conditional_trap+1, conditional_trap+2): New insns for signed
7666 * config/i960/i960.c (i960_function_prologue): Use
7667 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
7669 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
7670 Geoffrey Keating <geoffk@cygnus.com>
7672 * flags.h (warn_padded, warn_packed): Add global var decls.
7673 * toplev.c (warn_padded, warn_packed): Add global var defns.
7674 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
7675 * stor-layout.c (layout_record): Add local variable `type'
7676 to hold often-used TREE_TYPE (field). Add local variable
7677 `unpacked_align' to hold alignment that would be in force
7678 if no `packed' attribute were present. Warn if `packed' attribute
7679 is unnecessary, or even harmful. Warn when gcc inserts padding
7680 to satisfy alignment requirements of members. Use NULL_TREE
7681 when checking whether var_size is set.
7682 * invoke.texi: Document new flags.
7684 1999-12-03 Nathan Sidwell <nathan@acm.org>
7686 * frame.c (fde_split): Reimplement to avoid variable sized array.
7688 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7690 * combine.c (try_combine): Before fixing up LOG_LINKS for the
7691 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
7693 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
7695 * invoke.texi: Document the mips option -mno-crt0
7697 1999-12-02 Mike Karr <mkarr@mathworks.com>
7699 * cccp.c (argdata): Added free_ptr member.
7700 (macroexpand): Initialize free_ptr of each argument. When an
7701 argument's buffers are freed, if the argument's free_ptr corresponds
7702 to a buffer on the input stack, then return the free_ptr to that stack
7703 frame, otherwise, free it.
7704 (macarg): If an argument begins and ends on the same input stack level,
7705 then transfer the free_ptr of that buffer to the argument in case
7706 the stack is popped during the processing of a subsequent argument.
7708 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
7710 * loop.c (note_reg_stored): New function.
7711 (struct note_reg_stored_arg): New structure.
7712 (try_copy_prop): Change to be more conservative; only replace within
7713 one extended basic block and stop replacing if a store to the
7714 replacement reg is seen.
7716 1999-12-02 Nick Clifton <nickc@cygnus.com>
7718 * config/fp-bit.c: Initialise all fields of the NAN
7721 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
7724 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
7726 * i386.md (extend?f?f2): Force the input into a register, not
7729 1999-12-01 Jakub Jelinek <jakub@redhat.com>
7731 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
7733 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
7734 alternative because setting up 64bit constant is usually costly,
7735 especially when reload is in progress or completed.
7736 (movdf_const_intreg_sp64): Likewise.
7737 (movdf_const_intreg split): Fix building up constants when
7738 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
7740 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
7742 * combine.c (if_then_else_cond): Use const_true_rtx instead of
7743 const1_rtx for return values in EQ/NE comparison against (const_int 0)
7746 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
7747 (asm_file_start): Emit .am33 into assembly file when compiling for
7749 (print_operand_address): Handle POST_INC addresses.
7750 (can_use_return_insn, initial_offset): Check AM33 registers too.
7751 (expand_prologue): Check & save AM33 registers too.
7752 (expand_epilogue): Similarly.
7753 (secondary_reload_class): Handle AM33 specific secondary reloads.
7754 (output_tst): Emit efficient code for the AM33 too.
7755 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
7756 (TARGET_SWITCHES): Add -mam33 switch.
7757 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
7758 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
7759 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
7760 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
7761 (enum reg_class, REG_CLASS_NAMES): Likewise.
7762 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
7763 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
7764 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
7765 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
7766 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
7767 (HAVE_POST_INCREMENT): Define.
7768 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
7769 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
7770 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
7771 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
7772 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
7773 (zero_extend to SI from QI/HI): Likewise.
7774 (sign_extend to SI from QI/HI): Likewise.
7775 (mulsidi3, umulsidi3): New patterns for the AM33.
7776 (tstsi with zero extension from QI/HI): Add AM33 variants.
7777 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
7778 (return_internal_regs, store_movm): Handle new AM33 registers.
7779 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
7780 (LIBGCC, INSTALL_LIBGCC): Likewise.
7781 * invoke.texi: Document new flags.
7783 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
7785 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
7786 (addsi3_carry): Likewise.
7787 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
7788 (sbbsi3_carry): Likewise.
7789 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
7791 (test?i_1): Ensure that only one operand is memory.
7792 (conditional move patterns): likewise.
7793 (shift and rotate patterns): Rewrite to expander, add
7794 "binary_operator_ok" to the condition.
7796 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
7797 * i386.h (procesor_costs): Add movzbl_load field.
7798 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
7799 non-Q registers, accept DImode registers anywhere.
7801 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
7802 * i386.c (*_cost): Set value for movxbl_load field.
7804 * (addsi): New add to lea splitter.
7806 (lea to add/shift peep2): New.
7808 1999-12-01 Mark Salter <msalter@cygnus.com>
7810 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
7811 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
7812 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
7814 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7816 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
7817 * i386.md (movsi_xor): New.
7819 (movsi_1, movhi_1, movqi_1): Remove.
7820 (movsi_2): Rename to movsi_1.
7821 (movhi_2): Rename to movhi_1.
7822 (movqi_2): Rename to movqi_1.
7823 (movdi_1): Remove; remove splitter.
7824 (movdi_2): Rename to movdi_1.
7825 (divmodsi4 splitter): Do not emit clobbers for move patterns.
7826 (long move peep2): Do not create QI or HI mode mov0s
7827 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
7829 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
7832 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
7833 (abs?f2_if): Likewise.
7835 1999-11-30 Alex Samuel <samuel@codesourcery.com>
7837 * ggc.h (ggc_test_and_set_mark): New macro.
7838 (ggc_mark_rtx): Use ggc_test_and_set_mark.
7839 (ggc_mark_tree): Likewise.
7840 (ggc_mark_rtvec): Likewise.
7841 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
7843 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
7845 * dwarf2out.c (scope_die_for): Only handle types. Only search for
7847 (decl_scope_table): Just an array of trees now.
7848 (push_decl_scope): Simplify.
7849 (dwarf2out_init): Adjust.
7850 (local_scope_p): New fn.
7851 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
7852 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
7853 (gen_typedef_die): Likewise.
7854 (gen_lexical_block_die): Don't call push/pop_decl_scope.
7855 (gen_inlined_subroutine_die): Likewise.
7856 (gen_abstract_function): Set current_function_decl temporarily.
7857 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
7858 Handle block extern declarations. Don't call push/pop_decl_scope.
7859 (gen_decl_die): Fix logic for block externs.
7861 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7863 * calls.c (special_function_p): Remove `realloc' and add `strdup'
7864 to the list of functions which have attribute malloc by default.
7866 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7868 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
7869 integer constant does not match the traditional type, limit the
7870 warnings to cases where the base of the type is ten.
7872 * invoke.texi (-Wtraditional): Document it.
7874 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7876 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
7877 * rs6000.md: Only access a CONST_INT with INTVAL
7879 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
7881 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
7882 (compute_nearerout): Likewise.
7883 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
7884 size_t to unsigned long for formatting.
7886 1999-11-30 Jakub Jelinek <jakub@redhat.com>
7888 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
7889 Allow the user to override call-used/fixed state of %g2-5
7890 registers from the command line (with the exception of %g4 for
7892 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
7893 there is a higher chance of having a leaf function.
7894 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
7895 for ARCH64 which has %ccr register.
7896 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
7898 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
7899 insn accept into delay slot any insn which does not use %[ol]
7900 registers. Accept some LO_SUM and shift left by 1 for the normal
7902 (output_function_epilogue): Likewise.
7903 (epilogue_renumber): Added argument which inhibits any renumbering
7904 and just tests if the rtx does not use any %[ol] registers.
7905 (output_return): Reflect above change.
7907 1999-11-30 Jakub Jelinek <jakub@redhat.com>
7909 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
7910 aggregate passing for sizes <= 16 bytes.
7912 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
7914 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
7915 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
7916 * reload.c (find_dummy_reload): Likewise.
7917 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
7918 * reload1.c (reload_as_needed): Likewise.
7919 * stupid.c (stupid_find_reg): Likewise.
7920 * tm.texi (Obsolete Register Macros): Delete section.
7921 * gmicro.h: Remove all traces of the two macros.
7926 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
7928 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
7929 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
7930 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
7931 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
7932 units for the sparclite86x chip.
7933 (flush): Revert October 14th change; add SImode specifically.
7934 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
7935 * invoke.texi: Document it.
7937 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
7939 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
7940 psimode_truncation_operand.
7942 * config/mn10200/mn10200.c (psimode_truncation_operand): New
7943 function. Return true if the operand is either a MEM valid
7944 for a PSImode address or not a MEM at all.
7946 * config/mn10200/mn10200.md (truncsipsi2): Use
7947 psimode_truncation_operand.
7949 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7951 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
7952 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
7953 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
7954 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
7955 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
7956 (flow_loop_level_compute, low_loops_level_compute): Likewise.
7957 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
7958 * basic-block.h: Protect from multiple inclusion.
7959 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
7960 (struct loops, struct loop): Define structures.
7961 * sbitmap.c (sbitmap_a_subset_b_p): New function.
7962 * sbitmap.h: Protect from multiple inclusion.
7963 (sbitmap_a_subset_b_p): Add prototype.
7964 * Makefile.in (LOOP_H): New macro.
7965 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
7967 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
7969 * cppinit.c (CAT): The argument list of this macro may not contain
7972 1999-11-29 David S. Miller <davem@redhat.com>
7974 Move quantity tables and register equivalence chains into
7975 per-qty and per-register structure arrays respectively.
7976 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
7977 qty_const_insn, qty_comparison_code, qty_comparison_const,
7978 qty_comparison_qty): Delete, replace with...
7979 (qty_table): this structure table.
7980 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
7981 (reg_eqv_table): this structure table.
7982 (make_new_qty): Add argument MODE. Caller updated.
7983 Update to use qty_table and reg_eqv_table.
7984 (make_regs_eqv, delete_reg_equiv, insert_regs,
7985 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
7986 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
7987 cse_process_notes, cse_main, cse_basic_block): Likewise.
7989 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7991 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
7992 operation if C is negative.
7993 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
7994 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
7995 law for some divisions if constant is negative and change other
7996 divisions to the opposite rounding.
7998 * expr.c (store_constructor_field): If bit position is not multiple
7999 of alignment of TARGET's mode, use BLKmode.
8001 * expr.c (expand_expr_unaligned): Add more code from full case
8002 that is needed when OP0 is in a register.
8004 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8006 * dwarfout.c (field_byte_offset): Size can be zero if there was
8009 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
8011 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
8012 (associate_trees): Delete unused var TEM.
8013 (extract_muldiv): Delete unused var CANCEL_P.
8015 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
8016 (target_isinf, target_isnan, target_negative): Add return types to
8017 function definitions.
8019 1999-11-29 Bruce Korb <autogen@linuxbox.com>
8021 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
8022 * fixinc/hackshell.tpl: ditto
8023 * fixinc/fixtests.c(double_slash_test): more C++ header testing
8024 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
8026 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
8028 * reload.c (push_reload): When looking for a register to put into
8029 reg_rtx, make sure all hard regs in a multi-reg register are in the
8030 right class and nonfixed.
8032 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
8033 pending_read_insns, pending_write_insns, pending_read_mems,
8034 pending_write_mems, pending_list_length, last_pending_memory_flush,
8035 last_function_call, sched_before_next_call): Move static variables
8037 (bb_ prefixed versions): Replace with single array bb_deps.
8038 (struct deps): New structure.
8039 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
8040 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
8041 argument of type "struct deps *"; use that instead of global
8042 variables. All callers changed.
8043 (init_rgn_data_dependencies): Delete function.
8044 (init_rtx_vector): Delete function.
8045 (init_deps): New function.
8047 (free_pending_lists): Simplify, we always use the bb_deps array even
8048 if only one basic block.
8049 (compute_block_backward_dependences): Likewise.
8050 (schedule_region): Likewise.
8052 (propagate_deps): New function, broken out of
8053 compute_block_backward_dependences.
8054 (compute_block_backward_dependences): Use it.
8056 * alpha.md: Delete useless patterns that tried to work around
8057 register elimination problems.
8059 * unroll.c (loop_iterations): Don't abort if iteration variable
8062 From Joern Rennecke:
8063 * reload1.c (reloads_conflict): Reverse test comparing operand
8064 numbers when testing for conflict between output/outaddr reloads.
8066 1999-11-29 David S. Miller <davem@redhat.com>
8068 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
8070 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
8072 1999-11-28 Robert Lipe <robertl@cygnus.com>
8074 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
8075 table from .fini into .dtor.
8077 1999-11-28 Anthony Green <green@cygnus.com>
8079 * tree.h (struct tree_decl): Add malloc_flag.
8080 (DECL_IS_MALLOC): Define.
8081 * c-common.c (attrs): Add A_MALLOC attribute.
8082 (init_attributes): Add this attribute to the table.
8083 (decl_attributes): Handle malloc attribute.
8084 * calls.c (special_function_p): Check for the malloc attribute.
8085 * extend.texi (Function Attributes): Document malloc attribute.
8087 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
8089 * pa.md (reload shift-add patterns): Remove.
8091 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8093 * reorg.c (dbr_schedule) Print more statistics. Corrected
8094 problem when printing info when 3 delay slots are filled.
8096 1999-11-28 Jakub Jelinek <jakub@redhat.com>
8098 * combine.c (setup_incoming_promotions): Pass an outgoing
8099 regno to FUNCTION_ARG_REGNO_P which it expects.
8101 1999-11-28 Andreas Jaeger <aj@suse.de>
8103 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
8105 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
8107 * cccp.c (do_include): Avoid initialization of automatic variable.
8109 * integrate.c (mark_stores): Function definition made void, to match
8110 previous declaration.
8111 * regclass.c (dump_regclass): Ditto.
8112 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
8114 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8116 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
8117 known to be multiple of divisor.
8119 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
8121 * combine.c (try_combine): Add code to try to merge a set of a
8122 two-word pseudo to a constant with a setting of one of those words
8125 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
8126 (split_tree): Completely rework to make more general.
8127 (make_range, fold): Call negate_expr.
8128 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
8129 (fold, associate): Call new split_tree and associate_trees.
8130 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
8132 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
8134 * loop.c (try_copy_prop): Avoid GNU C extension.
8136 1999-11-25 Mark Mitchell <mark@codesourcery.com>
8138 * except.c (init_eh_for_function): Still zero eh_return_context,
8139 eh_return_stack_adjust, and eh_return_handler.
8141 * except.h (eh_status): Adjust documentation for x_protect_list.
8142 (begin_protect_partials): New function.
8143 * except.c (enqueue_eh_entry): Fix formatting.
8144 (get_first_handler): Add consistency check.
8145 (add_partial_entry): Adjust usage of protect_list.
8146 (emit_cleanup_handler): Save and restore ehqueue.
8147 (expand_start_all_catch): Add comment.
8148 (begin_protect_partials): New function.
8149 (end_protect_partials): Adjust usage of protect_list.
8150 (init_eh_for_function): Use xcalloc.
8152 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8154 * c-common.c (check_format_info): Don't call a variadic function
8155 with a non-literal format string.
8157 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
8159 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
8160 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
8163 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
8166 * collect2.c (collect_wait): Likewise.
8168 * dbxout.c (dbxout_type): Likewise.
8170 * gcc.c (do_spec_1): Likewise.
8172 * genemit.c (gen_insn, gen_expand): Likewise.
8174 * genrecog.c (write_switch, write_subroutine): Likewise.
8176 * mips-tfile.c (catch_signal, botch): Likewise.
8178 * print-rtl.c (print_rtx): Likewise.
8180 * toplev.c (default_print_error_function, report_error_function,
8181 _fatal_insn): Likewise.
8183 1999-11-25 Mark Mitchell <mark@codesourcery.com>
8185 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
8187 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8189 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
8190 operations when needed.
8191 * i386.md (fop_?f_comm): New.
8192 (fop_?f_1): Do not accept commutative operands.
8194 1999-11-25 Andreas Jaeger <aj@suse.de>
8196 * config/mips/mips.md (casesi_internal): Add missing brace.
8198 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
8200 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
8201 (splice_child_die): Handle moving a child DIE from the declaration
8202 DIE of a class to its specification.
8203 (gen_struct_or_union_type_die): Use 'complete' consistently.
8204 (gen_decl_die): Generate the virtual context DIE first.
8205 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
8207 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
8209 * config/mips/mips.md (call_value_multiple_interanal1): New.
8211 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
8213 * dwarf2out.c (free_AT, free_die): New fns.
8214 (remove_children): Call them.
8215 (output_line_info): Disable removal of duplicate notes.
8217 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
8218 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
8219 means pretend the type isn't defined.
8220 Don't defer emitting types.
8221 (gen_type_die_for_member): New fn.
8222 (gen_decl_die): Call it.
8223 (splice_child_die): New fn.
8224 (gen_member_die): Call it rather than generate duplicate dies.
8226 Defer emitting information for the abstract instance of an inline
8227 until we either inline it or emit an out-of-line copy.
8228 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
8229 from output_inline_function if DECL_ABSTRACT is also set.
8230 (block_ultimate_origin): Likewise.
8231 (gen_abstract_function): New fn.
8232 (gen_decl_die, gen_inlined_subroutine_die): Call it.
8233 (gen_subprogram_die): An abstract instance is not a declaration
8234 just because it doesn't match current_function_decl. Don't abort
8235 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
8236 has an abstract origin.
8237 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
8238 abstract instance here.
8240 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
8242 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
8243 where we need to reload fpul from a system register.
8245 1999-11-24 Andreas Jaeger <aj@suse.de>
8247 * config/mips/linux.h (CPP_PREDEFINES): Added.
8248 (LINK_SPEC): Remove -Y since this is only needed on sparc.
8250 1999-11-24 Andreas Jaeger <aj@suse.de>
8252 * config/mips/linux.h (TARGET_VERSION): Added.
8253 (HANDLE_SYSV_PRAGMA): Added.
8254 (DEFAULT_VTABLE_THUNKS): Added.
8256 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8258 * local-alloc.c (qty): New structure and static variable.
8259 (qty_phys_reg): Remove, all references changed to qty.
8260 (qty_n_refs): Likewise.
8261 (qty_min_class): Likewise.
8262 (qty_birth): Likewise.
8263 (qty_death): Likewise.
8264 (qty_size): Likewise.
8265 (qty_mode): Likewise.
8266 (qty_n_calls_crossed): Likewise.
8267 (qty_alternate_class): Likewise.
8268 (qty_changes_size): Likewise.
8269 (qty_first_reg): Likewise.
8270 (alloc_qty): Rename variable QTY to QTYNO.
8271 (finf_free_reg): Likewise.
8272 (local_alloc): Allocate qty, do not allocate the removed variables.
8274 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
8276 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
8277 when -membedded-pic is passed.
8279 * config/mips/mips.md (casesi): Handle 64-bit case too.
8280 (casesi_internal_di): New insn.
8282 * config/mips/mips.c (embedded_pic_offset): Always make the
8283 embedded-pic subtractions relative to the name of the current
8284 function by use of the magic string "..CURRENT_FUNCTION".
8285 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
8287 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
8289 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
8290 of (const_int 0), when what we really care about is
8291 whether it's a zero constant anyway.
8292 (div_trap_mips16): Likewise.
8294 1999-11-23 Mark Mitchell <mark@codesourcery.com>
8296 * loop.c (loop_optimize): Always find_loop_tree_blocks and
8297 unroll_block_trees when generating debuggable code.
8299 * tree.h (unsave_expr_1): New function.
8300 (lang_unsave): New variable.
8301 (get_callee_fndecl): New function.
8302 * tree.c (unsave_expr_now_r): New function.
8303 (lang_unsave): Define.
8304 (unsave_expr_1): Likewise.
8305 (unsave_expr_now_r): Split out from unsave_expr_now.
8306 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
8307 call unsave_expr_now_r.
8308 (get_callee_fndecl): Define.
8310 * Makefile.in (gencheck): Don't depend on lang_tree_files.
8311 (gencheck.o): Do depend on lang_tree_files.
8313 * integrate.h (copy_decl_for_inlining): New declaration.
8314 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
8315 (copy_decl_for_inlining): New function.
8316 (integrate_parm_decls): Use it.
8317 (integrate_decl_tree): Likewise.
8319 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
8321 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
8322 the second two from the first.
8323 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
8324 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
8325 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
8327 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
8328 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
8331 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
8333 * pa.md (call_internal_symref, call_value_internal_symref): No mode
8334 needed on the address operand.
8335 * pa.c (call_operand_address): Check for the correct mode.
8337 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
8339 * loop.c: Include "basic-block.h".
8340 (try_copy_prop, replace_loop_reg): New functions.
8341 (load_mems): Detect registers that just hold copies of the hoisted
8342 mem, and call try_copy_prop to eliminate them.
8343 * Makefile.in (loop.o): Update dependencies.
8345 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
8347 * Makefile.in (gencheck.o): Depend on gencheck.h.
8348 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
8349 (insn-peep.o): Depend on except.h and function.h.
8350 (insn-attrtab.o): Depend on RECOG_H.
8351 (insn-output.o): Depend on toplev.h and flags.h.
8352 (gengenrtl.o): Depend on real.h.
8353 (gen-protos.o): Depend on cpplib.h and cpphash.h.
8354 Unify all dependencies to be on RECOG_H rather than recog.h.
8356 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8358 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
8359 * configure.in: Try building a bi-arch 32/64-bit compiler on
8360 sparc-*-solaris2.7 and higher.
8361 * configure: Rebuild.
8363 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
8365 * config/freebsd.h: New, FreeBSD architecture independent file.
8366 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
8368 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
8369 directly by i386/freebsd.h.
8370 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
8371 independent configuration file.
8372 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
8373 directly by i386/freebsd.h.
8374 * configure: Rebuilt.
8376 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
8377 which is in the user's namespace.
8378 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
8379 `i386' which is not in our namespace.
8381 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
8383 * invoke.texi (ARM Options): Add in -mno-alignment-traps
8385 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
8387 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
8388 (add_dwarf_attr, add_child_die): Just push onto the front.
8389 (reverse_die_lists): New fn.
8390 (add_sibling_attributes): Use it.
8391 (push_decl_scope): Reorganize.
8392 (add_name_and_src_coords_attributes): Don't set file and line for
8394 (gen_subprogram_die): An artificial function doesn't need to match
8396 (gen_compile_unit_die): Return the generated die. Only add
8397 AT_comp_dir if the filename is relative.
8398 (remove_AT): Simplify loop. Also free string values.
8399 (output_die): A DIE ref can't be null.
8400 (output_value_format, value_format): Take a dw_attr_ref.
8401 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
8402 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
8403 AT_addr, AT_lbl): New fns.
8404 (various): Use them.
8405 (various): Constify.
8407 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8409 * combine.c (combine_simplify_rtx): When handling a SUBREG,
8410 take SUBREG_WORD into account.
8411 (if_then_else_cond): Likewise.
8413 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
8415 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
8416 clause from BSD license, pursuant with
8418 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
8420 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
8422 * loop.c (load_mems): Reformat slightly.
8423 * basic-block.h (regset_head): New typedef.
8424 (INIT_REG_SET): New macro.
8426 1999-11-22 Bruce Korb <autogen@linuxbox.com
8428 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
8429 (mips-dec-bsd*): non-functional code
8430 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
8432 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
8433 added three replacement fixes
8434 (no_double_slash): removed comments that are not (any longer) pertinent
8435 (bad_lval): this fix currently runs against many files.
8436 The comment seems to indicate that we should select for files
8437 containing 'pragma extern_prefix'.
8439 * fixinc/fixinc.x86-linux-gnu: deleted
8440 * fixinc/inclhack.sh: regen
8441 * fixinc/fixincl.x: regen
8442 * fixinc/fixincl.sh: regen
8444 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
8446 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
8447 its code is INSN and it has no notes.
8449 1999-11-22 Andrew Haley <aph@cygnus.com>
8451 * varasm.c (function_defined): Remove.
8452 (make_function_rtl): Don't set function_defined.
8453 (make_decl_rtl): Remove global register warning.
8454 * regclass.c (no_global_reg_vars): New variable.
8455 (globalize_reg): Warn if function has already been defined.
8456 (regclass_init): Set no_global_reg_vars.
8458 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8460 * regclass.c (reg_pref): New structure and static variable
8461 (prefclass): Delete.
8463 (all uses of prefclass and altclass): Use reg_pref instead.
8465 1999-11-21 Nick Clifton <nickc@cygnus.com>
8467 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
8469 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
8470 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
8471 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
8473 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
8475 * varasm.c (output_constructor): Solve problem with long long
8476 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
8478 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8480 * global.c (allocno): New structure and static variable.
8481 (allocno_reg): Remove, all references replaced by allocno.
8482 (allocno_size): Likewise.
8483 (hard_reg_conflicts): Likewise.
8484 (hard_reg_preferences): Likewise.
8485 (hard_reg_copy_preferences): Likewise.
8486 (hard_reg_full_preferences): Likewise.
8487 (regs_someone_prefers): Likewise.
8488 (allocno_calls_crossed): Likewise.
8489 (allocno_n_refs): Likewise.
8490 (allocno_live_length): Likewise.
8491 (find_reg): Rename ALLOCNO to NUM.
8493 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
8495 (may_move_out_cost): New variable.
8496 (init_reg_sets_1): Initialize may_move_out_cost.
8497 (record_reg_classes): Use may_move_out_cost.
8499 * regclass.c (dump_regclass): New function.
8500 (regclass): New parameter DUMP, call DUMP_REGCLASS.
8501 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
8502 pass rtl_dump_file to regclass.
8503 * rtl.h (regclass): Update prototype.
8505 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8507 * i386.md (neg, not and abs patterns): Revmap to use
8508 ix86_expand_unary_operator and ix86_unary_operator_ok.
8509 (add?f and sub?f expanders): Force operand 1 to register.
8510 * i386.c (ix86_expand_unary_operator): Rewrite.
8511 (ix86_unary_operator_ok): Ensure that memory operands
8513 (ix86_binary_operator_ok): Do not allow operand 1 to
8514 come into memory and operand 0 not.
8515 (ix86_expand_binary_operator): Ensure that
8516 src1 is not non-matching memory.
8518 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
8519 to support integer registers and memory.
8520 (abss?2_integer): Likewise.
8522 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
8523 (REG_CLASS_NAMES): Likewise.
8524 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
8526 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
8527 (movsf): Likewise; unify 4th and 5th alternative.
8529 (movdf_1): Likewise; rename to movdf_integer.
8530 (pushxf): Likewise; rename to pushxf_integer; fix output template;
8531 remove redundant splitter.
8532 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
8533 (movdf_nointeger): New.
8534 (movxf_nointeger): New.
8535 (pushxf_nointeger): New.
8537 * i386.md (extend?f?f): Split to expander and pattern, refuse two
8538 memory operands in patterns.
8539 (fop*): Refuse two memory operands.
8541 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
8542 on !TARGET_USE_CLTD CPUs.
8544 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
8546 * extend.texi: Document C++ restricted pointers and references.
8548 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
8550 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
8551 (invalidate_skipped_set): Call it unconditionally.
8552 (cse_set_around_loop): Likewise.
8554 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
8556 * rtl.texi (mem): Add documentation for alias-set argument
8559 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8561 * i386.h (struct_processor_costs): New fields int_load, int_store,
8562 fp_move, fp_load and fp_store
8563 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
8565 (MEMORY_MOVE_COST): New macro.
8566 * i386.c (386_cost): Define new fields.
8567 (i486_cost): Likewise.
8568 (pentium_cost): Likewise.
8569 (pentiumpro_cost): Likewise.
8570 (k6_cost): Likewise.
8572 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
8573 Geoffrey Keating <geoffk@cygnus.com>
8575 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
8577 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
8580 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
8581 (TARGET_STRICT_ALIGNMENT): New macro.
8582 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
8583 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
8584 * invoke.texi (M680x0 Options): Document -mstrict-align.
8586 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
8587 Richard Henderson <rth@cygnus.com>
8589 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
8590 (ix86_split_long_move): Declare.
8591 * i386.c (split_xf, ix86_split_movdi): Remove.
8592 (ix86_split_to_parts, ix86_split_long_move): New.
8593 * i386.md (dimode move splitters): Use ix86_split_long_move.
8594 (dfmode move splitters): Likewise.
8595 (xfmode move splitters): Likewise.
8596 (movsf_1): Allow F->r.
8597 (movdf_1, movxf_1): Allow F->ro.
8599 1999-11-17 Mark Mitchell <mark@codesourcery.com>
8601 * except.h (struct eh_entry): Add goto_entry_p.
8602 (eh_region_from_symbol): Remove prototype.
8603 * except.c (find_func_region_from_symbol): New function.
8604 (emit_cleanup_handler): Likewise.
8605 (eh_region_from_symbol): Make it static.
8606 (add_new_handler): Verify the argument.
8607 (find_func_region): Update comment.
8608 (expand_eh_region_end): Expand handlers here, rater than waiting
8609 until expand_leftover_cleanups or start_all_catch.
8610 (expand_leftover_cleanups): Don't expand here.
8611 (expand_start_all_catch): Or here.
8612 (expand_rethrow): Check the return value from find_func_region.
8613 * function.c (expand_function_end): Emit the catch_clauses.
8615 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
8617 * integrate.c (expand_inline_function): Add necessary check for NULL.
8619 1999-11-18 Nick Clifton <nickc@cygnus.com>
8621 * toplev.c (main): Correctly detect an unrecognised option.
8623 * cppinit.c (cpp_handle_option): Do not claim to have consumed
8624 a -f option if it has not been recognised.
8626 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
8628 * basic-block.h (update_life_extent): Remove trailing comma on
8629 enumeration type list.
8631 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8633 * varasm.c (output_constructor) Solved problem with long long
8634 bitfields. Corrected calculating this_time and shift. Also
8635 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
8637 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
8639 * flow.c (split_edge): Take looping structure into account when
8640 determining where to put the new block note.
8642 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
8644 * Makefile.in (ggc-none.o): Provide host specific version if
8647 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
8649 * cse.c (delete_trivially_dead_insns): Identify no-op insns
8650 containing subregs too.
8652 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
8654 * invoke.texi: Add documentation for -muninit-const-in-rodata.
8655 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
8656 (TARGET_UNINIT_CONST_IN_RODATA): Define.
8657 (text_section): Add switches -munint-const-in-rodata and
8658 -mno-uninit-const-in-rodata.
8659 (ASM_OUTPUT_COMMON): Remove.
8660 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
8661 const objects should be placed in read-only data. Otherwise declare
8664 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
8666 * jump.c (jump_optimize_1): Revert last change.
8668 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
8670 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
8671 test if optimizing for size.
8673 1999-11-17 Mark Mitchell <mark@codesourcery.com>
8675 * Makefile.in (toplev.o): Depend on except.h.
8676 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
8678 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8680 * i386.md (divmodsi4): Rewrite to expander.
8681 (*divmodsi4_nocltd): New.
8682 (*divmodsi4_cltd): New.
8683 (divmodsi4 splitter): Handle the case when input comes in edx.
8684 (udivmodhi4): Do not use constraints in exander.
8685 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
8687 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
8689 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
8690 for the common case.
8692 1999-11-16 Jakub Jelinek <jakub@redhat.com>
8694 * explow.c (hard_function_value): Add outgoing argument.
8695 * expr.h (hard_function_value): Declare it.
8696 * calls.c (expand_call, emit_library_call_value): Update callers.
8697 * function.c (aggregate_value_p): Ditto.
8698 (diddle_return_value): Must look at the outgoing registers
8699 on archs with register windows.
8701 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
8703 * alpha.c (alpha_build_va_list): Use make_lang_type and
8704 initialize TYPE_NAME for the va_list record.
8706 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
8708 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
8710 * ggc.h (struct ggc_statistics): Rearrange elements for better
8711 packing on 64-bit hosts.
8712 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
8713 (compute_nearerout): Likewise.
8715 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
8717 * config/rs6000/rs6000.c (first_reg_to_save): Save
8718 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
8720 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
8722 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
8723 notion of nesting to find the DIE for a type or function.
8724 DIEs can go in limbo even if we got a context_die.
8725 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
8726 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
8728 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
8729 (gen_type_die): Writing out the context doesn't cause member class
8730 template instantiations to be written out as well.
8732 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
8734 * rs6000.h (ASM_OUTPUT_DEF): New.
8735 Based on proposed addition from David Edelsohn.
8737 1999-11-15 Robert Lipe <RobertLipe@usa.net>
8738 Bruce Korb <autogen@linuxbox.com>
8740 * fixinc/inclhack.def
8741 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
8742 (unixware7_byteorder_fix): added. Removes conflicts for new defs
8744 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
8745 (svr4_endian): enabled with SVR5
8746 (svr4_mkdev): simplified syntax and enabled with SVR5
8748 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
8750 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
8751 * configure: Rebuilt.
8752 * config/t-freebsd-thread: New file.
8754 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
8756 * i386.c (ix86_decompose_address): Verify the base is a REG
8757 before trying to examine its register number.
8759 * basic-block.h: Remove all #defines and prototypes related to
8761 (free_bb_mem, compute_preds_succs): Remove prototype.
8762 * rtl.h (free_bb_mem): Remove prototype.
8763 * flow.c (alloc_int_list_node); Remove function.
8764 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
8765 (compute_preds_succs, free_bb_mem): Likewise.
8766 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
8767 * toplev.c (rest_of_compilation): Likewise.
8768 * haifa-sched.c (build_control_flow): Use flow generated edge
8769 list to build the haifa specific edge list.
8770 (find_rgns): Use new CFG data structures instead of pred/succ lists.
8771 (schedule_insns): Do not build pred/succ lists anymore. Instead
8772 build the edge table.
8774 * basic-block.h (dump_bb_data): Remove declaration.
8775 * flow.c (dump_bb_data): Remove function.
8776 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
8777 (sbitmap_union_of_predsucc): Likewise.
8779 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
8780 argument. All callers changed.
8781 (delete_null_pointer_checks_1): No longer need to compute the
8784 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
8785 All callers changed.
8786 (pre_expr_reaches_here_p_work): Likewise.
8787 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
8788 * lcm.c (compute_laterin): Fix initialization of LATER.
8789 (compute_nearerout): Similarly for NEARER.
8791 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8793 * cse.c (set_nonvarying_address_components): Delete unused function.
8794 (refers_to_p): Likewise.
8796 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
8798 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
8801 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8803 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
8804 definition in do while (0).
8806 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
8808 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
8810 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
8812 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
8814 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8816 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
8817 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
8818 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
8819 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
8821 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
8822 saved on the stack. Output more accurate stack frame statistics
8823 into assembler file.
8825 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
8827 * genextract.c (record_insn_name): New function.
8828 (get_insn_name): No longer a stub.
8829 (main): Call record_insn_name for each insn. After each label
8830 written, print the insn name in a comment.
8832 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8834 * output.h (const_section, init_section, fini_section): Add
8837 * alpha/elf.h (const_section): Delete declaration.
8839 * svr4.h (const_section): Likewise.
8841 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
8843 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
8844 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
8845 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
8847 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
8848 variable-sized array bounds.
8850 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
8852 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
8855 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8857 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
8858 addresses the same way GO_IF_LEGITIMATE_INDEX does.
8860 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8862 * cse.c (hash_arg_in_struct): Delete.
8863 (struct table_elt): Delete elt in_struct.
8864 (struct set): Delete elt src_in_struct.
8865 (merge_equiv_classes): Don't set either hash_arg_in_struct or
8866 the corresponding in_struct elts.
8867 (canon_hash): Likewise.
8868 (safe_hash): Likewise.
8869 (find_best_addr): Likewise.
8870 (record_jump_cond): Likewise.
8871 (cse_insn): Likewise.
8873 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
8875 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
8877 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
8880 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
8882 * function.c (diddle_return_value): Put back check that the DECL_RTL
8883 for the function is a register.
8885 * function.c (diddle_return_value): Use hard_function_value to
8886 get an rtx suitable for use in the USE/CLOBBER insn.
8888 * global.c (global_conflicts): Update comments.
8889 (record_conflicts): No need to record conflicts between pseudos here.
8891 1999-11-11 Bruce Korb <autogen@linuxbox.com>
8893 * fixinc/fixincl.c: Added verbose levels for status messages
8895 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8897 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
8898 operand as argument to expand_and or expand_binop.
8900 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
8902 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
8903 gcc_add_string_root.
8905 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
8907 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
8909 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
8911 * flow.c (compute_flow_dominators): Initially put all blocks on
8913 * lcm.c (compute_antinout_edge, compute_available): Similarly.
8914 * gcse.c (compute_cprop_avinout): Remove.
8915 (compute_cprop_data): Use compute_available.
8916 (delete_null_pointer_checks_1): Use compute_available.
8918 * basic-block.h (compute_available): Returns a void now.
8919 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
8920 to return a value anymore.
8921 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
8922 worklists. Fix boundary cases. Compute maximal solutions.
8923 (compute_laterin, compute_nearerout): Similarly.
8925 * dwarf2out.c (add_AT_location_description): Allow
8926 (mem (plus (pseudo) (...)) too.
8928 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
8930 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
8932 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
8933 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8935 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
8937 * gansidecl.h: Likewise.
8943 * toplev.h: Likewise.
8949 * varray.c: Likewise.
8951 * varray.h: Likewise.
8953 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
8955 * gcov.c (struct arcdata): Add hits and total, remove prob.
8956 (output_branch_counts): New.
8957 (process_args): Set output_branch_counts if -c.
8958 (calculate_branch_probs): Store hits and total instead of
8960 (output_data): Emit counts if output_branch_counts is true.
8961 * gcov.texi (Invoking Gcov): Document -c switch..
8963 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
8965 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
8966 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
8968 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
8970 * invoke.texi (C Dialect Options): Add missing builtins from
8972 * extend.texi (Other Builtins): Copy to this list.
8974 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8976 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
8977 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
8980 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
8982 * flow.c (compute_flow_dominators): No longer treat basic block 0
8983 or (n_basic_blocks - 1) specially. Clear the AUX field before
8984 starting computation of doms/pdoms. Fix initial state for pdoms.
8986 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8988 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
8989 match rtl.o's: added ggc.h and toplev.h
8990 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
8991 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
8992 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
8994 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
8996 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
8997 from HAVE_DOS_BASED_FILESYSTEM.
8998 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
8999 HAVE_DOS_BASED_FILESYSTEM.
9001 (split_directories): Only special-case DOS file names if
9002 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
9003 instead of explicit tests. Conditionalize on !VMS.
9004 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
9005 tests. Conditionalize on !VMS.
9006 (process_command): Only use make_relative_prefix if !VMS.
9007 (free_split_directories): Conditionalize on !VMS.
9008 (DIR_UP): Conditionalize on !VMS.
9010 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
9012 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
9014 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
9016 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
9019 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
9021 * invoke.texi (Environment Variables): Document relative path
9023 * gcc.c (DIR_UP): If not defined, define as "..".
9024 (standard_bindir_prefix): New static, holds target location to
9026 (split_directories): New function to split a filename into
9027 component directories.
9028 (free_split_directories): New function, release memory allocated
9029 by split_directories.
9030 (make_relative_prefix): New function, make a relative pathname if
9031 the compiler is not in the expected location.
9032 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
9033 can figure out an appropriate prefix from argv[0].
9034 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
9035 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
9036 STANDARD_BINDIR_PREFIX.
9038 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9040 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
9042 * config/c4x/c4x.h: Moved prototypes to c4x.h.
9043 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
9044 c4x_secondary_memory_needed) Delete.
9045 (fp_zero_operand): Add mode argument.
9047 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
9049 * reload1.c (reload_reg_free_for_value_p): Don't use a register
9050 that is in reload_reg_used.
9052 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
9054 * config/arm/arm-protos.h: New file: Prototypes for functions
9055 defined in arm.c and pe.c.
9056 * config/arm/arm.h: Fix compile time warnings.
9057 * config/arm/arm.c: Fix compile time warnings.
9058 * config/arm/pe.h: Fix compile time warnings.
9059 * config/arm/aout.h: Fix compile time warnings.
9061 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
9063 * config/m32r/m32r-protos.h: New file: Prototypes for functions
9066 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
9067 Add support for subtargets.
9068 Add prototypes for new predicates.
9069 Add scheduling macros.
9071 * config/m32r/m32r.c: Fix compile time warnings.
9072 (int8_operand): New predicate function.
9073 (reg_or_cmp_int16_operand): New predicate function.
9074 (extend_operand): New predicate function.
9075 (m32r_adjust_code): New scheduling function.
9076 (m32r_adjust_priorty): New scheduling function.
9077 (m32r_sched_init): New scheduling function.
9078 (m32r_sched_reorder): New scheduling function.
9079 (m32r_sched_variable_issue): New scheduling function.
9080 (direct_return): New codegen function.
9081 (m32r_not_same_reg): New rtl testsing function.
9083 * config/m32r/m32r.md: Fix compile time warnings.
9084 Add support for pre decrement and post increment memory
9089 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9091 * global.c (EXECUTE_IF_CONFLICT): Don't define.
9092 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
9093 (find_reg): Likewise.
9095 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
9097 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
9098 to avoid assembler errors.
9100 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
9102 * config/v850/v850-protos.h: New file: Prototypes for functions
9104 * config/v850/v850.h: Move prototypes to v850-protos.h
9105 * config/v850/v850.c: Move prototypes to v850-protos.h
9106 * config/v850/v850.md: Fix compile time warnings.
9108 * config/fr30/fr30-protos.h: New file: Prototypes for functions
9110 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
9111 * config/fr30/fr30.c: Fix compile time warnings.
9112 * config/fr30/fr30.md: Fix compile time warnings.
9114 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
9116 * tree.h (get_containing_scope): Declare it.
9117 * tree.c (get_containing_scope): New fucntion.
9118 (decl_function_context): Use it.
9119 * toplev.c (rest_of_compilation): Use get_containing_scope.
9121 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9123 * Makefile.in (rtl.o): Depend on toplev.h.
9125 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
9127 * cse.c (delete_trivially_dead_insns): Replace alloca with
9129 * except.c (update_rethrow_references): Likewise.
9130 (init_eh_nesting_info): Likewise.
9131 * function.c (identify_blocks): Likewise.
9132 * gcse.c (dump_hash_table): Likewise.
9133 * graph.c (print_rtl_graph_with_bb): Likewise.
9134 * loop.c (combine_movables): Likewise.
9135 (move_movables): Likewise.
9136 (count_loop_regs_set): Likewise.
9137 (strength_reduce): Likewise.
9138 * profile.c (compute_branch_probabilities): New function, split
9140 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
9141 * regclass.c (regclass): Likewise.
9142 * regmove.c (regmove_optimize): Likewise.
9143 * toplev.c (compile_file): Likewise.
9144 (main): Don't mess with the stack rlimit.
9146 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
9148 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
9149 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
9151 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
9153 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
9155 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
9157 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
9158 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
9161 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
9163 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
9165 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
9167 * gcse.c (post_dominators): Kill.
9168 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
9169 (compute_code_hoist_data): Use compute_flow_dominators. Do not
9170 pass in a pdom array since we do not need pdoms.
9171 * haifa-sched.c (schedule_insns): Similarly.
9172 * flow.c (compute_dominators): Remove dead function.
9173 (compute_flow_dominators): Do not compute doms or pdoms if the
9174 caller does not request them. Split up loop to build doms and
9175 pdoms. Use a worklist to compute doms and pdoms.
9176 * basic-block.h (compute_dominators): Remove prototype.
9178 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
9180 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
9181 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
9182 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
9183 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
9184 (cant_move, fed_by_spec_load, is_load_insn): Remove.
9185 (schedule_region): Remove unused variable.
9186 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
9188 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
9190 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
9191 (update_equiv_regs): Likewise.
9192 (block_alloc): Likewise.
9193 * reg-stack.c (reg_to_stack): Likewise.
9194 (convert_regs_2): Likewise.
9195 * reload1.c (reload_as_needed): Likewise.
9197 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
9199 * Makefile.in (dbxout.o): Depend on ggc.h.
9200 (dwarf2out.o): Likewise.
9201 (xcoffout.o): Likewise.
9202 * dbxout.c: Include ggc.h.
9203 (dbxout_init): Register lastfile as a root.
9204 * dwarf2out.c: Include ggc.h.
9205 (dwarf2out_line): Register lastfile as a root.
9206 * xcoffout.c: Include ggc.h.
9207 (xcoffout_source_line): Register xcoff_lastfile as a root.
9209 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
9211 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
9213 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
9215 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
9217 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9219 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9221 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
9222 (EXECUTE_IF_CONFLICT): Likewise.
9223 (ALLOCNO_LIVE_P): Avoid signed division.
9224 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
9225 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
9226 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
9228 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
9230 * haifa-sched.c (schedule_block): Don't crash if there's no
9231 next insn for an interblock movement.
9232 (add_branch_dependences): Don't allow clobber insns to move either.
9234 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
9236 * i386.c (split_xf): New.
9237 * i386-protos.h: Declare it.
9238 * i386.md (movxf_1): Add general regs alternatives.
9239 (movxf_1+1): New splitter for same.
9241 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
9243 * function.c (purge_addressof_1): Add missing return values.
9245 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
9247 * function.c (is_addressof): New function. Returns true if
9248 the given piece of RTL is an ADDRESSOF.
9249 (purge_addressof_1): Make boolean. Return false if the
9250 ADDRESSOFs could not be purged.
9251 (purge_addressof): If ADDRESSOFs could not be purged from the
9252 notes attached to an insn, remove the offending note(s),
9253 unless they are attached to a libcall.
9255 1999-11-05 Andreas Jaeger <aj@suse.de>
9257 * genoutput.c (null_operand =): Initialize all fields.
9259 * errors.h: Add extern to prototypes.
9261 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
9263 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
9264 * configure: Rebuilt.
9266 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9268 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
9269 (mirror_conflicts): New function.
9270 (global_alloc): Call it.
9271 (expand_preferences): Remove redundant CONFLICTP test.
9272 (find_reg, dump_conflicts): Likewise.
9273 (prune_preferences): Process conflicts one word at a time.
9275 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
9277 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
9278 instead of an explicit loop.
9280 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
9282 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
9283 if REG_RETVAL check succeeds, then put classp in src_elt.
9285 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
9287 * function.c (pad_to_arg_alignment): Only update argument_pad
9288 if the argument's alignment is greater than STACK_BOUNDARY.
9290 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
9292 * bitmap.h (BITMAP_XFREE): New.
9293 * flow.c (life_analysis): Use it.
9294 (life_analysis_1): Free blocks.
9296 * combine.c (undo_commit): New.
9297 (try_combine): Use it. Don't zap undobuf.undos.
9298 (combine_instructions): Don't zap undobuf.undos; free the
9301 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
9303 * stmt.c (cost_table_): New.
9304 (estimate_case_costs): Use it instead of xmalloc.
9306 * toplev.c (compile_file): Reuse dumpname memory instead
9309 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
9311 * reg-stack.c (convert_regs_1): Initialize target_stack->top
9312 after verifying an EH edge.
9314 * haifa-sched.c (init_rgn_data_dependences): Correctly
9315 size bb_pending_lists_length when zeroing.
9317 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
9319 * function.c (diddle_return_value): New.
9320 (expand_function_end): Use it.
9321 * stmt.c (expand_null_return): Likewise.
9322 (expand_value_return): Likewise.
9324 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
9326 * reload1.c (reload): Don't remove return value clobbers.
9328 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
9330 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
9332 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
9334 * cse.c (cse_main): Use xmalloc, not alloca.
9335 (cse_basic_block): Likewise.
9336 * local-alloc.c (local_alloc): Likewise.
9338 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
9339 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9341 * rtl.c: Include toplev.h.
9342 (fatal): Remove declaration.
9344 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
9346 * haifa-sched.c (schedule_block): Fix thinko.
9348 1999-11-03 James McKelvey <mckelvey@fafnir.com>
9350 * fixinc/fixincl.c(create_file): Allow for systems that do not have
9351 S_IR* defined values
9353 1999-11-03 Philippe De Muyter <phdm@macqel.be>
9355 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
9356 call `malloc' instead.
9358 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
9360 * flags.h (flag_renumber_insns): Declare.
9361 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
9363 * rtl.h (renumber_insns): Change prototype.
9364 * toplev.c (flag_renumber_insns): Define.
9365 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
9367 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
9369 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
9370 and fpsqrtd. Use them and create fdiv function unit to more
9371 accurately represent fpu sqrt pipeline semantics on UltraSparc.
9372 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
9374 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
9376 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
9378 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
9379 insn into ready list, do not use just a raw swap.
9381 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
9383 * rtl.h (renumber_insns): New function.
9384 (remove_unnecessary_notes): Likewise.
9385 * emit-rtl.c (renumber_insns): Define.
9386 (remove_unncessary_notes): Likewise.
9387 * toplev.c (rest_of_compilation): Remove dead code.
9388 Use renumber_insns and remove_unncessary_notes.
9390 * gcse.c (struct null_pointer_info): New type.
9391 (get_bitmap_width): New function.
9392 (current_block): Remove.
9393 (nonnull_local): Likewise.
9394 (nonnull_killed): Likewise.
9395 (invalidate_nonnull_info): Take a null_pointer_info as input.
9396 (delete_null_pointer_checks_1): New function.
9397 (delete_null_pointer_checks): Use it.
9399 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
9400 (split_edges): Likewise.
9401 (schedule_block): Likewise.
9402 (compute_block_backward_dependencies): Likewise.
9403 (schedule_region): Likewise.
9404 (schedule_insns): Likewise.
9406 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
9408 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
9409 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
9410 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
9411 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
9412 * jump.c (delete_unreferenced_labels): Don't delete if
9413 LABEL_ALTERNATE_NAME is set.
9414 * print-rtl.c (print_rtx): Dump alternate name.
9415 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
9416 * rtl.h (LABEL_ALTERNATE_NAME): Define.
9417 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
9418 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
9420 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9422 * fix-header.c (recognized_extern, recognized_function): Constify
9425 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
9426 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
9427 (compute_available): Remove unused variable `last'.
9428 (compute_nearerout): Remove unused variable `temp_bitmap'.
9429 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
9430 Remove unused variable `x'.
9432 * scan.h (recognized_function, recognized_extern): Constify a
9435 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
9437 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9439 * varasm.c (decode_rtx_const): Use XSTR to access the string
9442 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
9444 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
9446 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9448 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
9450 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
9452 * pa.c (ireg_operand): New function.
9453 * pa.h (PREDICATE_CODES): Handle ireg_operand.
9454 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
9455 Fix out of date comment.
9457 * pa.md (negdi2): Turn into expander + anonymous pattern.
9459 * reload.c (find_reloads): Fix typos in recent change.
9461 * dwarf2out.c: Do not include ctype.h.
9463 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9465 * regclass.c (record_reg_classes): Always use may_move_cost when
9466 seeing how operand fits with various register classes.
9468 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
9470 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
9471 * toplev.c: Revert Nov 1 13:22 change.
9473 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
9475 * config/pa/pa.md (height reduction patterns): Add checks for
9476 overlapping operands to avoid semantic-destroying splits for
9477 height reduction patterns.
9479 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9481 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
9482 have been an hyphen, fixed.
9483 * configure: Rebuilt.
9485 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
9487 * config/arm/tpe.h: Add prototypes for exported functions.
9488 * config/arm/pe.c: Fix compile time warnings.
9489 * config/arm/semi.h: Fix compile time warnings.
9490 * config/arm/arm.c: Fix compile time warnings.
9491 * config/arm/arm.h: Fix compile time warnings.
9492 * config/arm/arm.md: Fix compile time warnings.
9493 * config/arm/thumb.c: Fix compile time warnings.
9494 * config/arm/thumb.h: Fix compile time warnings.
9495 * config/arm/thumb.md: Fix compile time warnings.
9497 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
9499 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
9502 * unroll.c (unroll_loop): Remove LOOP notes when loop is
9503 completely unrolled.
9505 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9507 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
9509 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
9511 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
9512 * rtl.h (rtx_equal_p): Move prototype.
9513 * rtl.c (rtx_equal_function_value_matters): Move from
9515 (rtx_equal_p): Likewise.
9516 * rtlanal.c (rtx_equal_function_value_matters): Delete.
9517 (rtx_equal_p): Likewise.
9519 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
9521 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
9524 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
9526 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
9528 * pa.h (ADDR_VEC_ALIGN): Define.
9530 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
9531 notes when presented with "if (foo) break; end_of_loop" and
9532 the break sequence gets moved out of the loop.
9534 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
9535 Remove explicit zero initializations of entries within MAP.
9537 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
9539 * reg-stack.c (convert_regs_1): Handle EH edges specially.
9541 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
9543 * bitmap.h (BITMAP_XMALLOC): New macro.
9544 * flow.c (CLEAN_ALLOCA): Remove.
9545 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
9546 (life_analysis): Likewise.
9547 (update_life_info): Don't use CLEAN_ALLOCA.
9548 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
9549 (calculate_global_regs_live): Likewise.
9550 (print_rtl_with_bb): Likewise.
9551 (verify_flow_info): Likewise.
9552 * global.c (global_alloc): Likewise.
9553 (global_conflicts): Likewise.
9554 * integrate.c (save_for_inline_nocopy): Likewise.
9555 (expand_inline_function): Likewise.
9556 * jump.c (jump_optimize_1): Likewise.
9557 (duplicate_loop_exit_test): Likewise.
9558 (thread_jumps): Likewise.
9559 * loop.c (loop_optimize): Likewise.
9560 (combine_givs): Likewise.
9561 (recombine_givs): Likewise.
9562 * reorg.c (dbr_schedule): Likewise.
9563 * unroll.c (unroll_loop): Likewise.
9565 * combine.c (combine_instructions): Use xmalloc instead of alloca.
9567 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
9569 * toplev.c (rest_of_compilation): Don't optimize the CFG
9570 when rebuilding, just before dbr.
9572 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9574 * output.h (assemble_end_function, assemble_destructor,
9575 assemble_constructor, assemble_gc_entry, assemble_global,
9576 assemble_label, output_constant_pool) Constify a char*.
9578 * varasm.c (assemble_destructor, assemble_constructor,
9579 assemble_gc_entry, assemble_end_function, assemble_global,
9580 assemble_label, output_constant_pool): Likewise.
9582 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
9584 * config/arm/thumb.c (thumb_expand_prologue): Add comments
9585 explaining what is goin on in this function.
9587 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9589 * regclass.c (record_reg_classes): In matching case, recompute
9590 costs since the direction of movement is different.
9592 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
9594 * resource.c (mark_target_live_regs): For unconditional branches,
9595 the resources found at the branch target should be added to the
9596 resources found so far, not intersected.
9598 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
9600 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
9602 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
9603 (sys/mman.h): Include this file only if #HAVE_MMAP.
9604 (run_compiles): Initialize `esac_fmt' with one old KR string, not
9605 with automatically concatenated ANSI strings.
9607 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
9609 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
9610 (DIV_ROUND_UP): Robustify.
9611 (ggc_recalculate_in_use_p): New function.
9612 (release_pages): Don't inline it.
9613 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
9615 (ggc_pop_context): Use ggc_recalculate_in_use_p.
9616 (clear_marks): Always save in_use_p.
9617 (sweep_pages): Use ggc_recalculate_in_use_p.
9618 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
9619 Release pages before counting statistics.
9621 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
9623 * toplev.c (rest_of_compilation): Fix thinko in this change:
9625 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
9627 (rest_of_compilation): If inside an inlined external function,
9628 pretend we are just being declared.
9630 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
9632 * flow.c (calculate_global_regs_live): Fix thinko.
9634 * integrate.c (expand_inline_function): Fix bugs in previous
9635 change from Oct 28, 1999.
9637 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
9639 * stmt.c (expand_value_return): Fix typo in this change:
9641 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9642 (expand_value_return): Correctly convert VAL when promoting function
9643 return; support RETURN_REG being a PARALLEL.
9645 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
9647 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
9649 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9651 * hard-reg-set.h (reg_names): Constify a char*.
9653 * regclass.c (reg_names): Likewise.
9655 * regs.h (reg_names): Likewise
9657 * a29k/a29k.c (reg_names): Delete declaration.
9659 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
9661 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
9662 arc_output_function_epilogue): Likewise.
9664 * elxsi/elxsi.c (reg_names): Likewise.
9666 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
9668 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
9671 * m88k/m88k.c (output_function_profiler): Likewise.
9673 * sparc/sparc.c (sparc_flat_output_function_prologue,
9674 sparc_flat_output_function_epilogue): Likewise.
9676 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
9678 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
9679 warning from -Wuninitialized and put it under -W.
9680 * function.c (uninitialized_vars_warning): Warn only when the
9681 corresponding flag is set.
9683 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
9685 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
9686 is nonzero and the single set does not have an elt, then assign
9689 * simplify-rtx.c: New file.
9690 * Makefile.in (OBJS): Add simplify-rtx.o
9691 (simplify-rtx.o): Add dependencies.
9692 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
9693 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
9694 (cse_gen_binary, simplify_unary_operation): Delete.
9695 (simplify_binary_operation, simplify_plus_minus): Likewise.
9696 (check_fold_consts, simplify_relation_operation): Likewise.
9697 (simplify_ternary_operation): Likewise.
9698 (delete_trivially_dead_insns): Simplify the contents of the
9699 REG_EQUAL note before trying to substitute it into the source
9700 of the reg-reg copy at the end of a libcall sequence.
9702 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
9703 references/callers changed.
9705 * mn10200.c (mn10200_va_arg): Force the return value into a
9708 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
9710 * cccp.c (macroexpand): Avoid out of range accesses for omitted
9713 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
9715 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
9717 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
9719 * fold-const.c (fold): Fix thinko when optimizing comparisons
9722 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
9724 * gcc.texi (Passes): Update front-end files to their current
9727 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
9729 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
9730 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9731 (PREDICATE_CODES): Add addition_operation.
9732 * alpha-protos.h (addition_operation): Declare.
9733 (secondary_reload_class): Likewise.
9734 * alpha.c (addition_operation): New.
9735 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
9736 * alpha.md (adddi3): Turn into expander.
9737 (*lda, *adddi_2): New.
9738 (movsf, movdf patterns): Don't preference integer regs.
9739 (movsi, movdi patterns): Don't preference fp regs.
9741 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
9743 * genrecog.c (write_switch): Check for duplicate CODE cases.
9745 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
9747 * ggc-common.c: Update pre-function commentary.
9748 * ggc-page.c: Likewise.
9750 (poison_pages): Use memset directly.
9751 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
9752 (ggc_collect): Poison before sweeping.
9753 * ggc-simple.c: Update pre-function commentary.
9754 (ggc_alloc_obj): Poison non-zeroed memory.
9756 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
9758 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
9759 match format string, even on 64-bit hosts.
9760 * gcc-page.c (ggc_page_print_statistics): Likewise.
9762 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
9764 * config/i386/i386.c (ix86_cpu): Revert last patch.
9765 * config/i386/i386.h (ix86_cpu): Ditto.
9767 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
9769 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
9770 TYPE_SIZE, convert type of result to sizetype.
9772 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
9774 * flow.c (count_or_remove_death_notes): Equate NULL with the
9777 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
9778 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
9781 * i386.c (pic_label_no): Delete.
9782 (ix86_attr_length_default): Don't use single_set to peek
9785 * recog.c (peephole2_optimize): Allow recog_next_insn to index
9786 the first insn after bb->end.
9787 * i386.md (push mem peeps): Scratch is live after evaluation
9789 (cmp mem peep): Similarly.
9791 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
9793 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
9794 * function.c (pad_to_arg_alignment): Add missing braces.
9796 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9798 * alpha/alpha-protos.h (literal_section): Add prototype.
9799 (alpha_need_linkage, alpha_start_function,alpha_end_function):
9802 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
9804 (alpha_start_function, alpha_end_function, float_strings,
9805 alpha_need_linkage): Constify a char*
9807 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
9809 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
9811 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
9813 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
9815 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9817 * flow.c (debug_flow_info): Add prototype.
9819 * gcc.c (main): Likewise.
9821 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
9824 * reload1.c (failed_reload, set_reload_reg): Likewise.
9826 * mips-tfile.c (main): Likewise.
9827 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
9828 with ATTRIBUTE_NORETURN.
9830 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
9832 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
9833 DECL is not a memory ref.
9835 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
9837 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
9838 * config/i386/i386.c (ix86_cpu): Add extern attribute.
9840 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
9842 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
9843 * config/mips/elf64.h: ditto.
9845 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
9847 * expr.c (emit_push_insn): New argument alignment_pad.
9848 Update all callers. Adjust stack pointer based on alignment pad.
9849 * function.c (pad_to_arg_alignment): New argument alignment_pad.
9850 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
9851 (locate_and_pad_parm): New argument alignment_pad. Update all
9853 * expr.h (emit_push_insn): Update prototype.
9854 (locate_and_pad_parm): Update prototype.
9855 * calls.c (arg_data): Add new field alignment_pad.
9856 (initialize_argument_information): Initialize alignment_pad.
9858 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
9860 * except.c (free_eh_nesting_info): Free the info itself.
9861 * function.c (free_after_compilation): Don't free NULL.
9862 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
9863 (pre_edge_insert): Free inserted.
9864 * stmt.c (free_stmt_status): Don't free NULL.
9866 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
9868 * gcov.c (DIR_SEPARATOR): Provide default.
9869 (output_data): Add test for MS-DOS format absolute filename.
9870 (fancy_abort): Correct program name.
9871 (open_files): Open all files in binary mode.
9872 * libgcc2.c (__bb_exit_func): Likewise.
9874 * profile.c (init_branch_prob): Specify binary when opening files.
9876 * flags.h (flag_unwind_tables): New decl.
9877 * toplev.c (flag_unwind_table): New definition.
9878 (f_options): Add -funwind-tables.
9879 (decode_g_option): Clarify warning when unknown -g option is given.
9880 (rest_of_compilation): If inside an inlined external function,
9881 pretend we are just being declared.
9883 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
9884 (dwarf2out_frame_finish): Likewise.
9886 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
9888 * fold-const.c (merge_ranges): If not in0, but in1, handle
9889 upper bounds equal like subset case.
9891 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
9893 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
9894 passed in a register but moved to the stack.
9896 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
9898 * gcc.c (pass_exit_codes, greatest_status): New variables.
9899 (struct option_map): Add entry for "--pass-exit-codes".
9900 (execute): Update greatest_status if error.
9901 (display_help): Add documentation for -pass-exit-codes.
9902 (process_command): Handle -pass-exit-codes.
9903 (main): Look at pass_exit_codes and greatest_status on call to exit.
9905 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9907 * reload.c (find_reloads): Refine test for no input reload
9908 case to not includes reloads emitted after insn.
9910 * function.c (find_temp_slots_from_address): Handle sum involving
9911 a register that points to a temp slot.
9912 (update_temp_slot_address): Make recursive call if both old and
9913 new are PLUS with a common operand.
9914 * calls.c (expand_call): Mark temp slot for result as having
9917 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
9919 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
9920 component as well as "BINUTILS".
9922 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
9923 * integrate.c (copy_rtx_and_substitute): Likewise.
9924 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
9925 All callers changed.
9926 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
9928 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
9929 gdb extensions, write size of type; also be more consistent
9930 in using references when this is a subtype.
9932 * pa.md (extv, extzv, insv): Use define_expand to reject constant
9933 that is out of range.
9935 * loop.c (unknown_constant_address_altered): New variable.
9936 (prescan_loop): Initialize it.
9937 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
9938 (invariant_p, case MEM): Remove handling for volatile and readonly;
9939 check new variable if readonly.
9940 (check_dbra_loop): Chdeck unknown_constant_address_altered.
9942 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
9943 (addr_affects_sp_p): Removed from note_mem_written and only
9944 define #ifdef AUTO_INC_DEC.
9946 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
9948 * regclass.c (record_reg_classes): Properly handle register move
9951 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
9952 Don't think valid if both operands are invalid.
9953 (struct constant_descriptor): New field RTL.
9954 (mark_const_hash_entry): Mark it.
9955 (record_constant{,_rtx}): Initialize it.
9956 (output_constant_def): Allocate RTL in permanent obstack and
9958 ({record,compare}_constant_1): Modes must match for
9959 CONSTRUCTOR of ARRAY_TYPE.
9961 * c-common.h (initializer_constant_valid_p): Delete decl from here.
9962 * output.h (initializer_constant_valid_p): Move decl to here.
9963 * c-common.c (initializer_constant_valid_p): Delete function from here.
9964 * varasm.c (initializer_constant_valid_p): Move function to here.
9966 * tree.h (STRIP_SIGN_NOPS): New macro.
9967 * fold-const.c (optimize_minmax_comparison): New function.
9968 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
9969 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
9970 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
9971 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
9972 widening conversions.
9973 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
9974 to look at size of mode, not precision of type; also add missing cases.
9975 (optimize_bit_field_compare, decode_field_reference): Don't try to
9976 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
9978 * dwarf2out.c (ctype.h): Include.
9979 (dwarf2out_set_demangle_name_func): New function.
9980 (size_of_line_info): Deleted.
9981 (output_line_info): Compute size of line info table from difference
9983 (base_type_die, add_name_attribute): Call demangle function, if any.
9984 (field_byte_offset): Use bits per word for variable length fields.
9985 (gen_array_type_die): Add array name.
9986 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
9987 (dwarf2out_add_library_unit_info): New function.
9989 * explow.c (set_stack_check_libfunc): New function.
9990 (stack_check_libfunc): New static variable.
9991 (probe_stack_range): Allow front-end to set up a libfunc to call.
9993 * combine.c (simplify_comparison): When making comparison in wider
9994 mode, check for having commuted an AND and a SUBREG.
9995 (contains_muldiv): New function.
9996 (try_combine): Call it when dividing a PARALLEL.
9997 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
9998 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
10000 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
10001 use one of the CLOBBERs instead.
10002 (if_then_else_cond): If comparing against zero, just return thing
10005 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
10006 Don't generate shifts and subtract if have conditional arithmetic.
10008 * rtl.h (delete_barrier): New declaration.
10009 * jump.c (jump_optimize): Set up to handle conditional call.
10010 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
10011 (delete_barrier): New function.
10013 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
10015 * recog.c (nonmemory_operand): Accept ADDRESSOF.
10017 * tree.c (build_type_attribute_variant): Push to obstack of
10018 ttype around type_hash_canon call.
10020 * expr.c (placeholder_list): Move decl to file scope.
10021 (expand_expr): Don't force access to volatile just because its
10023 If ignoring reference operations, just expand the operands.
10024 (expand_expr, case COMPONENT_REF): Propagate
10025 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
10026 Refine test for using bitfield operations vs pointer punning.
10027 (expand_expr, case CONVERT_EXPR): If converting to
10028 BLKmode UNION_TYPE from BLKmode, just return inner object.
10029 Use proper mode in store_field call.
10030 Properly set sizes of object to store and total size in store_field
10031 call for convert to union.
10032 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
10033 memory (like for ADDR_EXPR). Also, don't put constant in register if
10034 we'll want it in memory.
10035 (readonly_fields_p): New function.
10036 (expand_expr, case INDIRECT_REF): Call it if LHS.
10037 (expand_assignment): Handle a RESULT_DECL where
10038 DECL_RTL is a PARALLEL.
10039 (do_jump, case WITH_RECORD_EXPR): New case.
10040 (get_inner_reference): Always go inside a CONVERT_EXPR
10041 and NOP_EXPR if both modes are the same.
10042 (store_field): Use bitfield operations if size of bitsize is not same
10043 as size of RHS's type.
10044 Check for bitpos not a multiple of alignment in BLKmode case.
10045 Do block move in largest possible alignment.
10046 (store_constructor): Set BITSIZE to -1 for variable size and properly
10047 in case of array of BLKmode.
10048 (expand_expr_unaligned): New function.
10049 (do_compare_and_jump): Call it.
10051 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
10052 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
10053 does not include 'o'.
10055 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
10056 both SET_DEST and SET_SRC reference a virtual register.
10057 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
10059 * integrate.c (expand_inline_function): Handle case of setting
10060 virtual stack vars register (from built in setjmp); when parameter
10061 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
10062 (subst_constant): Add new parm, MEMONLY.
10063 (expand_inline_function, integrate_parm_decls): Pass new parm.
10064 (integrate_decl_tree): Likewise.
10065 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
10066 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
10067 (copy_rtx_and_substitute, case SET): Add explicit calls to
10068 copy_rtx_and_substitute for both sides.
10070 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
10072 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
10073 within INDEX_TYPE, instead of before.
10074 (fixup_gotos): Use f->target_rtl, not the next insn,
10075 since latter may be from a later fixup.
10076 (expand_value_return): Correctly convert VAL when promoting function
10077 return; support RETURN_REG being a PARALLEL.
10078 (expand_return): When checking for result in regs and having
10079 cleanup, consider PARALLEL in DECL_RTL as being in regs.
10081 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
10083 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
10084 last_nominal_fname): Mark const.
10085 (struct include_hash: name, nshort, control_macro): Mark
10087 (struct macrodef: symnam): Mark const.
10088 (struct if_stack: fname): Mark const.
10089 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
10090 (IStable): New character-syntax array which encompasses all
10091 the old is_foo arrays.
10092 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
10093 is_space): New macros for interrogating IStable.
10094 (check_macro_name): Kill last argument. All callers changed.
10096 * cppinit.c (initialize_char_syntax): Delete.
10097 (is_idchar, is_idstart, is_hor_space, is_space,
10098 trigraph_table): Delete.
10099 (IStable): New. Initialize with clever macros to avoid
10100 information duplication.
10101 (builtin_array): Table of builtins to get rid of explicit list
10102 in initialize_builtins.
10103 (initialize_builtins): Use builtins_array.
10104 (cpp_start_read): Call init_IStable, and set IStable['$'] if
10105 opts->dollars_in_ident.
10107 * cppexp.c: Change all refs to is_xyz[] arrays to use new
10109 (cpp_parse_expr): Avoid 'format string is not constant'
10110 warning. Use ISGRAPH to identify printable chars.
10111 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
10113 (read_and_prescan): Map trigraphs to chars with open-coded
10114 if-else-if-... sequence, not a lookup table.
10115 * cpphash.c: Change all refs to is_xyz[] arrays to use new
10117 * cpplib.c: Change all refs to is_xyz[] arrays to use new
10118 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
10119 (check_macro_name): Remove ability to report an invalid
10120 assertion name, which is never used.
10121 (do_line): Constify a couple of char *'s.
10122 * cppmain.c (main): Call cpp_cleanup before returning.
10124 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
10126 * ggc.h (struct ggc_statistics): New type.
10127 (ggc_get_size): New function.
10128 (ggc_print_statistics): Likewise.
10129 * ggc-common.c (ggc_stats): New variable.
10130 (ggc_mark_rtx_children): Keep statistics.
10131 (ggc_mark_tree_children): Likewise.
10132 (ggc_print_statistics): New function.
10133 * ggc-page.c (struct globals): Add bytes_mapped field.
10134 (alloc_anon): Update it.
10135 (release_pages): Likewise.
10136 (ggc_get_size): New function.
10137 (ggc_page_print_statistics): New function.
10138 * ggc-simple.c (ggc_get_size): New function.
10140 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
10142 * flow.c (propagate_block): When the last reference to a label
10143 before an ADDR_VEC is deleted because the reference is a dead
10144 store, delete the ADDR_VEC.
10146 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
10148 * resource.c (find_free_register): Don't use the frame pointer
10149 if frame_pointer_needed.
10151 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
10153 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
10154 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
10156 * config/i960/i960.c (i960_va_start): New locals base, num.
10157 Use INDIRECT_REF instead of ARRAY_REF on valist.
10158 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
10160 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
10162 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
10164 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
10166 * tree.def (PLACEHOLDER_EXPR): Update comments.
10168 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10170 * c-common.c (check_format_info): Avoid non-literal format string
10171 warnings when `first_arg_num' is zero.
10173 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10175 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
10177 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
10179 * arm.md (casesi_insn): Add a clobber of the condition code
10182 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
10184 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
10185 used by both cc1 and cc1plus.
10187 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
10189 * config/arm/arm.c: Initialise arm_structure_size_boundary to
10190 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
10191 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
10192 to the value 32 if it has not already been defined.
10193 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
10194 Override definition in arm.h with a value of 8.
10196 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
10198 * c-pragma.c (push_alignment): Don't check the return value
10201 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
10203 * sparc.h (ADJUST_COST): Fix thinko.
10205 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
10207 * cccp.c (rescan): Fixed obp pointer handling around call to
10208 check_expand subroutine.
10210 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
10212 * gcse.c (delete_null_pointer_checks): Only record non-null info
10213 for pseudos when examining stores.
10215 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
10216 splitters for these patterns. Use "#" for output templates.
10217 (addsi3_carryin_shift): New pattern.
10219 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
10221 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
10222 of the function return register into a plain REG until
10223 after function inlining is done.
10225 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
10227 * jump.c (jump_optimize_1): If we did cross-jumping, and
10228 the data will matter, rebuild the CFG.
10229 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
10230 not optimizing. Don't run shorten_branches.
10231 * toplev.c (rest_of_compilation): Run shorten_branches after
10234 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
10236 * rtl.h (note_stores): Add additional paramter.
10237 * rtlanal.c (reg_set_p_1): Take additional paramter.
10238 (reg_set_last_1): Likewise.
10239 (reg_set_p): Adjust call to note_stores.
10240 (reg_set_last): Likewise.
10241 (note_stores): Pass data parameter to worker function.
10242 * alias.c (record_set): Take additional parameter.
10243 (init_alias_analysis): Pass it.
10244 * caller-save.c (mark_set_regs): Take additional parameter.
10245 (save_call_clobbered_regs): Pass NULL to note_stores.
10246 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
10248 (record_dead_and_set_regs_1): Likewise.
10249 (reg_dead_at_p_1): Likewise.
10250 (combine_instructions): Adjust calls to note_stores.
10251 (try_combine): Likewise.
10252 (record_dead_insn): Remove.
10253 (record_dead_and_set_regs): Adjust calls to note_stores.
10254 (reg_dead_at_p): Likewise.
10255 * cse.c (invalidate_skipped_set): Take additional parameter.
10256 (cse_check_loop_start): Likewise.
10257 (cse_check_loop_start_value): Remove.
10258 (cse_set_around_loop): Adjust calls to note_stores.
10259 * flow.c (notice_stack_pointer_modification): Take additional
10260 parameter. Remove duplicate declaration.
10261 (record_volatile_insns): Adjust calls to note_stores.
10262 * gcse.c (record_set_info): Take additional parameter.
10263 (record_last_set_info): Likewise.
10264 (invalidate_nonnull_info): Likewise.
10265 (record_set_insn): Remove.
10266 (compute_sets): Adjust calls to note_stores.
10267 (last_set_insn): Remove.
10268 (compute_hash_table): Adjust calls to note_stores.
10269 (insert_insn_end_bb): Likewise.
10270 (delete_null_pointer_checks): Likewise.
10271 * global.c (mark_reg_store): Take additional parameter.
10272 (mark_reg_clobber): Likewise.
10273 (reg_becomes_live): Likewise.
10274 (global_conflicts): Adjust calls to note_stores.
10275 (build_insn_chain): Likewise.
10276 * integrate.c (note_modified_parmregs): Take additional parameter.
10277 (mark_stores): Likewise. Make it static.
10278 (save_for_inline_nocopy): Adjust calls to note_stores.
10279 (try_constants): Likewise.
10280 * integrate.h (mark_stores): Remove declaration.
10281 * jump.c (mark_modified_reg): Take additional parameter.
10282 (thread_jumps): Adjust calls to note_stores.
10283 * local-alloc.c (validate_equiv_mem_from_store): Take additional
10285 (no_equiv): Likewise.
10286 (reg_is_set): Likewise.
10287 (validate_equiv_mem): Adjust calls to note_stores.
10288 (update_equiv_regs): Likewise.
10289 (block_alloc): Likewise.
10290 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
10291 (note_addr_stored): Take additional parameter.
10292 (note_set_pseudo_multiple_uses): Likewise.
10293 (record_initial): Likewise.
10294 (prescan_loop): Adjust calls to note_stores.
10295 (strength_reduce): Likewise.
10296 (check_dbra_loop): Likewise.
10297 * regmove.c (flags_set_1): Take additional paramter.
10298 (mark_flags_life_zones): Adjust calls to note_stores.
10299 * reload1.c (mark_not_eliminable): Take additional parameter.
10300 (forget_old_reloads_1): Likewise.
10301 (reload_cse_invalidate_rtx): Likewise.
10302 (reload_cse_check_clobber): Likewise.
10303 (reload_combine_note_store): Likewise.
10304 (move2add_note_store): Likewise.
10305 (reload): Adjust calls to note_stores.
10306 (reload_as_needed): Likewise.
10307 (emit_reload_insns): Likewise.
10308 (reload_cse_regs_1): Likewise.
10309 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
10310 (reload_combine): Adjust calls to note_stores.
10311 * resource.c (update_live_status): Take additional paramter.
10312 (mark_target_live_regs): Adjust calls to note_stores.
10313 * stupid.c (find_clobbered_regs): Take additional parameter.
10314 (stupid_life_analysis): Adjust calls to note_stores.
10316 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
10318 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
10321 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
10324 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
10325 of the variable arm_structure_size_boundary.
10327 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10329 * alias.c (init_alias_analysis): Allocate reg_known_value and
10330 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
10332 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
10333 * cse.c (cse_main): Call end_alias_analysis.
10334 * haifa-sched.c (schedule_insns): Likewise.
10335 * local-alloc. (update_equiv_regs): Likewise.
10336 * reload1.c (reload_cse_regs): Likewise.
10338 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10340 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
10341 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
10342 mapping from MASK_FPU.
10344 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
10346 * sparc.md (call): Don't bound structure return size to 0xfff.
10348 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
10350 * resource.c (mark_target_live_regs): Check that the target
10351 insn wasn't created after compute_bb_for_insn.
10353 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
10355 * ggc-page.c (poison_pages): Don't be overzealous.
10357 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
10359 * alias.c: Update comments for ADDRESS.
10360 (nonlocal_reference_p): Look inside the ADDRESS to determine if
10361 it is a local memory reference.
10363 * c-typeck.c (build_function_call): Check that the built-in
10364 function is of class BUILT_IN_NORMAL before trying to recongize
10365 it as BUILT_IN_ABS.
10366 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
10367 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
10369 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
10371 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
10373 (pre_gcse): Likewise.
10374 (hoist_expr_reaches_here_p): Likewise.
10375 (hoist_code): Likewise.
10376 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
10378 (pre_expr_reaches_here_p_work): ... here.
10379 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
10381 (expr_reaches_here_p_work): ... here.
10383 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
10385 * resource.c (find_basic_block): Delete.
10386 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
10387 (init_resource_info): Call compute_bb_for_insn.
10389 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
10391 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
10392 with already adjacent blocks, but no fallthru.
10393 (merge_blocks_move_successor_nojumps): Simplify.
10394 (debug_flow_info): New.
10396 * toplev.c (rest_of_compilation): Open jump1 dump file before
10397 jump and close after, as opposed to just using dump_rtl.
10399 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10401 * reload.h (earlyclobber_operand_p): Declare.
10402 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
10403 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
10404 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
10405 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
10407 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
10408 Richard Henderson <rth@cygnus.com>
10410 * emit-rtl.c (emit_block_insn_before): New.
10411 (emit_block_insn_after): New.
10412 * basic-block.h: Declare them.
10414 * bitmap.h: Protect from multiple inclusion.
10416 * recog.c (scratch_operand): Handle VOIDmode correctly.
10418 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
10420 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
10421 * function.c (assign_parms): Likewise.
10422 * global.c (global_conflicts): Clarify STACK_REGS commentary.
10424 * reg-stack.c (max_uid): Remove.
10425 (blocks, block_begin, block_end, block_drops_in): Remove.
10426 (block_stack_in, block_out_reg_set, block_number): Remove.
10427 (struct block_info_def, BLOCK_INFO): New.
10428 (enum emit_where): New.
10429 (current_block): New.
10430 (BLOCK_NUM): Remove.
10431 (mark_regs_pat, record_label_references): Remove.
10432 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
10434 (goto_block_pat, print_blocks, dump_stack_info): Remove.
10435 (reg_to_stack): Simplified test for existance of fp code. Use
10436 flow.c code. Call shorten_branches after cross-jump opt.
10437 (check_asm_stack_operands): Renamed from record_asm_reg_life.
10438 Return false if the asm doesn't use stack regs. Don't do life
10439 analysis on the asm.
10440 (emit_pop_insn): Replace function pointer arg `when' with
10441 enum `where'. Update all callers.
10442 (change_stack): Likewise. Update basic block end.
10443 (emit_swap_insn): Use current_block->head to limit reverse search
10444 for start of block. Use emit_block_insn_after.
10445 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
10446 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
10447 structure assignment instead of bcopy.
10448 (print_stack): New.
10449 (convert_regs_entry, convert_regs_exit): New.
10450 (convert_regs_1, convert_regs_2): Split out from convert_regs.
10451 Work on basic blocks and the CFG.
10452 (convert_regs): Use them.
10454 * i386.c (output_fix_trunc): Remove code for DImode input operand
10455 not at top-of-stack.
10456 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
10458 (fix_truncdi_1): Allow any mode scratch.
10460 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
10462 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
10463 * linux.h, netbsd.h, vms.h: Not here.
10465 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
10467 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
10468 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
10469 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
10470 CONDITIONAL_REGISTER_USEAGE): Use them.
10471 * config/mips/mips.c (mips_move_1word,mips_move_2words,
10472 gen_conditional_branch,override_options) : Use them.
10473 * config/mips/mips.md : Use them.
10475 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
10477 * i386.md (zero_extendqihi2): Use SImode register name with andl.
10479 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
10481 * integrate.c (function_cannot_inline_p): Don't allow inlining
10484 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10486 * c-parse.in (cast_expr): Constify.
10488 * cccp.c (special_symbol): Likewise.
10490 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
10492 * dwarf2out.c (base_type_die): Likewise.
10494 * global.c (allocno_compare): Likewise.
10496 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
10498 * regclass.c (fix_register): Likewise.
10500 * rtl.h (fix_register): Likewise.
10502 * stupid.c (stupid_reg_compare): Likewise.
10504 * toplev.c (decode_f_option): Likewise.
10506 * tree.c (build_complex_type): Likewise.
10508 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
10510 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
10512 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10514 * reload.c (find_reloads): Compute mode and nregs fields of all
10516 * reload1.c (calculate_needs_all_insns): Simplify a bit.
10517 (calculate_needs): Use precomputed mode/nregs values.
10518 (allocate_reload_reg): Likewise.
10520 (failed_reload, set_reload_reg): ... new functions.
10521 (choose_reload_regs_init): New function, mostly broken out from...
10522 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
10523 Also lose one #if 0 block.
10525 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
10527 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
10530 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
10532 * tree.h (BLOCK_TYPE_TAGS): Remove.
10533 (BLOCK_END_NOTE): Likewise.
10534 (BLOCK_LIVE_RANGE_FLAG): Likewise.
10535 (BLOCK_LIVE_RANGE_START): Likewise.
10536 (BLOCK_LIVE_RANGE_END): Likewise.
10537 (tree_block): Remove live_range_flag, live_range_var_flag, and
10538 type_tags. Remove end_note, live_range_start, and live_range_end.
10539 (remember_end_note): Remove prototype.
10540 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
10541 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
10543 * ggc-common.c (ggc_mark_tree_children): Don't mark
10544 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
10545 * integrate.c (adjust_copied_decl_tree): Remove.
10546 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
10547 * stmt.c (last_block_end_note): Remove.
10548 (init_stmt): Don't add a GC root for it.
10549 (expand_fixup): Don't set it.
10550 (remember_end_note): Remove.
10551 (expand_end_bindings): Don't set last_block_end_note.
10553 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10555 * reload1.c (reload_reg_free_for_value_p): Show
10556 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
10559 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
10561 * expmed.c (extract_bit_field): Allow for the case of non-integer
10562 objects that are smaller than a word (like SFmode on a 64-bit
10565 * loop.c (basic_induction_var): A non-integer variable which is
10566 being set by a paradoxical subreg is probably not a biv.
10568 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10570 * prefix.c (translate_name) Check for empty prefix string.
10572 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
10574 * Makefile.in (CPP_CROSS_NAME): New variable.
10575 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
10577 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
10578 names of the files to be uninstalled.
10580 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
10582 * collect2.c (IS_DIR_SEPARATOR): Define.
10583 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
10585 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
10588 * haifa-sched.c (add_dependence): Update the true dependency
10589 cache the first time we add a true dependence to the LOG_LINKS chain.
10591 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
10593 * fold-const.c (fold): Fix comment.
10595 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10597 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
10598 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
10599 dbxout_start_new_source_file, dbxout_source_file,
10600 dbxout_source_line, dbxout_finish, dbxout_type_fields,
10601 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
10603 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
10604 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
10605 (dbxout_block): Initialize variable `blocknum'.
10607 * dbxout.h (dbxout_init, dbxout_finish,
10608 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
10609 dbxout_args, dbxout_source_line): Constify a char*.
10611 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
10612 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
10613 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
10614 low_pc_attribute, high_pc_attribute, body_begin_attribute,
10615 body_end_attribute, comp_dir_attribute, sf_names_attribute,
10616 src_info_attribute, mac_info_attribute, producer_attribute,
10617 lookup_filename, generate_macinfo_entry, fundamental_type_code,
10618 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
10619 dwarfout_undef): Constify a char*.
10620 (add_incomplete_type, retry_incomplete_types): Add prototypes.
10622 * dwarfout.h (dwarfout_define, dwarfout_undef,
10623 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
10625 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
10627 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
10628 (MULTILIB_ISA_DEFAULT): New.
10629 (MULTILIB_DEFAULTS): Use it.
10630 * config/mips/mips.c (): Remove the now unnecessary definition
10631 of MIPS_ISA_DEFAULT.
10632 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
10633 unnecessary definition.
10635 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
10637 * arm.md (pic_load_addr): Add constraints to operand 1.
10639 1999-10-25 Bruce Korb <autogen@linuxbox.com>
10641 * fixinc/genfixes: Provide a means for specifying -D options to
10644 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
10646 * arm.c (arm_override_options): Correct initialization of
10647 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
10648 arm_is_strong, and arm_is_6_or_7.
10650 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
10651 (note_set_pseudo_multiple_uses): New function.
10652 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
10653 if a pseudo set in the loop exit is used elsewhere.
10655 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
10657 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
10659 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
10661 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
10662 a single load-address pattern.
10664 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
10666 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
10667 depending on whether or not line-number notes are present.
10669 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10671 * cccp.c (progname, file_buf, default_include, include_file,
10672 macrodef, definition, hashval, wchar_type, user_label_prefix,
10673 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
10674 expand_to_temp_buffer, is_system_include, base_name,
10675 absolute_filename, read_name_map, open_include_file,
10676 record_control_macro, check_precompiled, check_preconditions,
10677 pcfinclude, pass_thru_directive, create_definition,
10678 check_macro_name, comp_def_part, collect_expansion,
10679 check_assertion, read_token_list, assertion_install,
10680 assertion_lookup, eval_if_expression, conditional_skip,
10681 validate_else, skip_quoted_string, quote_string, macarg1,
10682 error_from_errno, install, lookup, hashf, dump_defn_1,
10683 perror_with_name, pfatal_with_name, main, trigraph_pcp,
10684 check_white_space, rescan, handle_directive, monthnames,
10685 special_symbol, do_include, remap_include_file, write_output,
10686 arglist, do_assert, do_unassert, do_line, do_error, do_once,
10687 do_ident, do_sccs, do_xifdef, skip_if_group,
10688 output_line_directive, macroexpand, macarg, change_newlines,
10689 initialize_builtins, make_definition): Constify a char*.
10691 * pcp.h (stringdef): Likewise.
10693 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
10695 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
10698 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
10699 Richard Henderson <rth@cygnus.com>
10701 * alias.c: Include ggc.h.
10702 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
10703 (record_set): Verify enough room in reg_base_value.
10704 (init_alias_analysis): Allocate reg_base_value with xcalloc.
10705 Register it as a GC root.
10706 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
10707 * Makefile.in (alias.o): Depend on ggc.h.
10709 * unroll.c (unroll_loop): Verify the insn before a barrier
10710 is a JUMP_INSN before checking JUMP_LABEL.
10712 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10714 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
10715 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
10716 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
10717 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
10718 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
10719 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
10721 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10723 * output.h (ctors_section, dtors_section, bss_section): Prototype.
10725 * alpha/alpha-interix.h (text_section): Delete prototype.
10726 * alpha/elf.h (text_section): Likewise.
10727 * arm/linux-elf.h (text_section): Likewise.
10728 * arm/linux-telf.h (text_section): Likewise.
10729 * c4x/c4x.h (text_section): Likewise.
10730 * dsp16xx/dsp16xx.h (bss_section): Likewise.
10731 * elfos.h (text_section): Likewise.
10732 * i386/aix386ng.h (text_section): Likewise.
10733 * i386/i386-interix.h (text_section): Likewise.
10734 * i386/sco5.h (text_section): Likewise.
10735 * i386/svr3gas.h (text_section): Likewise.
10736 * nextstep.h (text_section): Likewise.
10737 * psos.h (text_section): Likewise.
10738 * ptx4.h (text_section): Likewise.
10739 * svr3.h (text_section): Likewise.
10740 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
10742 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10744 * final.c (peephole): Delete prototype.
10746 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
10747 (pre_insert_copies): Remove unused variable `bb'.
10749 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
10752 * output.h (peephole): Add prototype.
10754 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
10756 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
10759 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
10761 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
10762 for inlined declarations.
10764 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
10766 * arm.c (logical_binary_operator): New fucntion.
10767 * arm.h (logical_binary_operator): Declare it.
10768 (PREDICATE_CODES): Handle logical_binary_operator.
10769 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
10770 output constraints. Add appropriate splitters.
10771 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
10772 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
10773 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
10775 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10777 * genoutput.c (struct operand_data): New elt eliminable.
10778 (output_operand_data): Write it.
10779 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
10780 (compare_operands): Take it into account.
10781 * recog.h (struct insn_operand_data): New elt eliminable.
10782 * reload1.c (check_eliminable_occurrences, elimination_effects): New
10784 (old_asm_operands_vec, new_asm_operands_vec): Delete.
10785 (eliminate_regs): Move code that detects changes to elimination
10786 target regs into new function elimination_effects.
10787 Delete one #if 0 block.
10788 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
10789 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
10790 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
10791 Only call eliminate_regs for real operands of the insn, not for parts
10792 of its structure or parts matched by things like match_operator.
10793 Use elimination_effects and check_eliminable_occurrences. Use
10794 copy_insn to duplicate the pattern when not in the final pass.
10796 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
10798 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
10801 1999-10-22 Bruce Korb <autogen@linuxbox.com>
10803 * fixinc/README: document the "mach" machine matching test
10804 * fixinc/fixfixes.c: Implement the #else/#endif label fix
10805 * fixinc/fixtests.c: Implement the #else/#endif label test
10806 * fixinc/inclhack.def: utilize these tests and fixes
10807 * fixinc/inclhack.sh: regen
10808 * fixinc/fixincl.x: regen
10809 * fixinc/fixincl.sh: regen
10811 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
10813 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
10816 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
10818 * gcc.1: Document exit codes.
10820 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10822 * calls.c: Include tm_p.h later, so everything we need is defined.
10823 * expr.c: Likewise.
10824 * function.c: Likewise.
10826 * except.c: Include tm_p.h.
10828 * sparc.c: Likewise.
10829 (dwarf2out_cfi_label): Don't prototype.
10830 (check_return_regs, epilogue_renumber,
10831 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
10832 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
10833 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
10834 ultra_schedule_insn): Add static prototype.
10835 (data_segment_operand, text_segment_operand): Call itself with the
10836 proper number of arguments.
10837 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
10839 * sparc.h: Move all declarations to sparc-protos.h.
10840 (SELECT_RTX_SECTION): Pass a missing MODE argument to
10843 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
10845 * config/svr4.h (text_section, ctors_section, dtors_section): Add
10847 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
10848 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
10849 ASM_OUTPUT_ASCII): Constify a char*.
10851 * sparc-protos.h: New file for sparc prototypes.
10853 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10855 * function.c (record_insns, contains): Always declare and define.
10856 (record_insns): Mark with ATTRIBUTE_UNUSED.
10858 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
10860 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
10861 to .section when outputting a .bss section to deal with multiple
10862 .bss input sections (as happens with -fdata-sections)
10863 Also output %progbits, not @progbits so the assembler doesn't treat as
10865 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
10867 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
10868 thumb parts even when building with non-thumb CPUs, by forcing
10871 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
10873 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
10874 (movdf_const_intreg_sp64): Similarly.
10876 * local-alloc.c (update_equiv_regs): Check the correct insn
10877 for pre-existing REG_EQUIV notes.
10879 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
10881 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
10882 block reached by a branch if we're not going to actually process
10885 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
10887 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
10888 a local extern function declaration.
10890 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
10892 * i386.c (ix86_expand_prologue): Properly wrap USE around
10893 reg for CALL_INSN_FUNCTION_USAGE.
10895 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
10897 * config/mips/mips.md (movdf_internal1a): Allow floating-point
10898 move between GP_REGs.
10900 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
10902 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
10903 the mode size when finding out if an offset is legal.
10905 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
10907 * basic-block.h (PROP_*): Move constants from ...
10908 * flow.c: ... here.
10909 (compute_bb_for_insn): Free the array before reallocating.
10910 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
10911 (allocate_reg_life_data): Reset all reg variables collected by
10913 (get_block_head_tail): Don't convert from bb to block.
10914 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
10915 (find_insn_reg_weight): Take block not bb.
10916 (schedule_block): Don't set block num for moved insns.
10917 (schedule_region): Don't update_life_info or find_insn_reg_weight.
10918 (schedule_insns): Do it here instead.
10919 * combine.c (combine_instructions): Invoke compute_bb_for_insn
10920 before update_life_info.
10921 * recog.c (split_all_insns, peephole2_optimize): Update for
10922 new arg to update_life_info.
10923 * rtlanal.c (remove_note): Cope with NULL note.
10924 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
10927 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
10929 * jump.c (jump_optimize_1): More accurately detect casesi insns.
10931 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
10932 block records so that merge_blocks_nomove will clean up correctly.
10933 (split_edge): Handle casesi insns.
10935 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
10937 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
10939 * pa.md (call, call_value): Do not emit a blockage after restoring
10942 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
10944 * c-typeck.c (c_expand_asm_operands): Fix typo.
10946 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10948 * arm.c (fpu_rhs_operand): Verify modes.
10949 (fpu_add_operand): Likewise.
10950 (di_operand): Likewise.
10951 (soft_df_operand): Likewise.
10953 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
10955 * arm.c (arm_return_in_memory): APCS rules state that the elements
10956 of a structure returned in a register must be 'integer-like'.
10958 1999-10-19 Bruce Korb <autogen@linuxbox.com>
10960 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
10961 in the source tree when the generated targets are out of date
10962 * fixinc/genfixes: Alter it to run individual fixes for make.
10963 * fixinc/README: rewrite
10964 * fixinc/inclhack.def: moved initial comments to README
10966 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
10968 * toplev.c (main): Do not generate an error message if an
10969 unrecognised command line switch is recognisable by another
10970 language. If extra_warnings are enabled, then generate a
10971 warning message instead.
10973 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
10975 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
10976 (insert_pack_attributes): Delete prototype.
10978 * c-pragma.c (default_alignment): New static variable.
10979 (push_alignment): Initialize to current effective alignment.
10980 (pop_alignment): Use to set new alignment.
10981 (insert_pack_attributes): Delete function.
10982 (handle_pragma_token): Set default_alignment as well each time
10983 a #pragma pack(<n>) is encountered.
10985 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
10987 * reg-stack.c (stack_result): Aggregates are not returned in
10990 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10992 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
10994 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
10996 * basic-block.h (set_block_num): Declare.
10997 * flow.c (update_life_info): Don't call compute_bb_for_insn
10998 or free_basic_block_vars.
10999 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
11000 (insn_orig_block): Remove.
11001 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
11002 (schedule_block): Keep BLOCK_NUM up-to-date.
11003 (schedule_insns): Use compute_bb_for_insn.
11004 * recog.c (split_all_insns): Likewise.
11005 (peephole2_optimize): Likewise.
11007 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
11009 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
11010 if the pic register is used.
11012 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11014 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
11015 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
11016 if that tests TREE_PERMANENT.
11018 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
11020 * cse.c (invalidate_for_call): Do not remove memory references from
11021 the table here. It's handled elsewhere.
11023 * haifa-sched.c (add_dependence): Protect references to the
11024 true dependency cache with #ifdef INSN_SCHEDULING.
11025 (remove_dependence): Similarly.
11027 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
11028 to the cfg code that this is a return instruction.
11029 * mn10300.md (return_internal): Similarly.
11031 * combine.c (get_last_value): If the last set of a register
11032 is after subst_low_cuid, then we can not use it to determine
11033 the register's last value.
11035 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
11037 * Makefile.in: Back out previous change.
11039 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
11041 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
11043 * haifa-sched.c (add_dependence): Only check/update the cache
11045 (remove_dependence): Likewise.
11046 (schedule_insns): Only create the true_dependency_cache if the
11047 average number of instructions in a basic block is very large.
11049 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
11051 * Makefile.in (ggc-common.o): Depend on genrtl.h.
11052 (ggc-simple.o): Likewise.
11053 (ggc-page.o): Likewise.
11055 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
11057 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
11058 Prototype for exported functions.
11059 (pre_lcm, pre_rev_lcm): Remove prototypes.
11060 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
11061 (compute_available): Move to lcm.c, and change parameter order.
11062 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
11063 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
11064 (gcse_main): No longer call compute_preds_succs. Rebuild the
11065 set table after reach pre pass.
11066 (pre_insert_map, pre_delete_map, edge_list): New.
11067 (alloc_pre_mem): Allocate edge vectors.
11068 (free_pre_mem): Delete edge vectors.
11069 (compute_pre_data): Call new edge based lcm routines.
11070 (process_insert_insn): New function.
11071 (insert_insn_end_bb): Use it.
11072 (pre_edge_insert): New function.
11073 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
11075 (pre_insert_copies): Revamp using new edge based lcm outputs.
11076 (pre_delete): Likewise.
11077 (one_pre_gcse_pass): Insert & remove fake edges to the exit
11079 (compute_code_hoist_vbeinout): New new edge based routines.
11080 * lcm.c: Remove all the old LCM functions. Replace with new ones
11081 that work with the new cfg datastructures and work with edges
11084 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11086 * reload.h (struct reload): Add new fields "mode" and "nregs".
11087 * reload1.c: Change all occurrences of reload_mode and reload_nregs
11088 to reference the "mode" and "nregs" field within struct reload.
11090 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
11092 * haifa-sched.c (true_dependency_cache): New.
11093 (add_dependence): Use the true dependency cache to avoid expensive
11094 walks down the LOG_LINKS dependency list. Add entries to the
11095 cache as necessary.
11096 (remove_dependence): Remove entries from the true dependency cache
11098 (schedule_insns): Allocate and initialize and free the true
11101 * haifa-sched.c (schedule_insns): Do not remove inter-block
11102 dependencies anymore.
11104 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
11106 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
11107 * i386/t-winnt: Likewise.
11109 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
11111 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
11113 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
11115 * Makefile.in (LANGUAGES): Omit "proto".
11116 (clean): Remove stale comment about removing unprotoize.c.
11118 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11120 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
11121 using arithmetic on void pointers.
11123 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
11125 * haifa-sched.c (compute_block_forward_dependencies): Only check
11126 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
11128 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
11130 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
11131 (expr_equiv_p): Reject memories with different alias sets.
11133 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
11135 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
11136 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
11137 (f_options): Add "bounded-pointers" and "bounds-check" entries.
11138 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
11139 (lang_init): Set default for flag_bounds_check if still "unspecified".
11141 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11143 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
11145 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11147 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
11150 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11152 * config/c4x/c4x.md (*db_noclobber,
11153 *decrement_and_branch_until_zero_noclobber): New patterns and
11154 associated splitters.
11156 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11158 * config/c4x/c4x.md (parallel instruction patterns): Rework
11159 constraints to keep reload happy.
11161 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11163 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
11164 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
11165 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
11166 Add new patterns and associated post-reload splitters.
11168 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11170 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
11172 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11174 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
11176 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
11178 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11180 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
11183 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
11185 * pa.c (move_operand): Rely on memory_address_p to determine the
11186 validity of non-indexed memory addresses.
11187 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
11188 operand in DFmode and SFmode when generating PA2.0 code.
11190 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
11192 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
11194 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
11196 * mips.c (function_prologue): Fix argument types.
11197 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
11198 (casesi_internal): Write to the scratch register.
11200 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
11202 * cppexp.c (cpp_parse_escape): Make static. Change second arg
11204 (parse_charconst): Delete unnecessary cast when calling
11206 (cpplib.h): Kill prototype of cpp_parse_escape.
11208 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
11210 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
11211 * unroll.c (unroll_loop): Cast return value of alloca.
11212 * i370/i370.c: Include function.h and toplev.h.
11213 (i370_label_scan): Remove c++ commented abort.
11214 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
11215 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
11216 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
11217 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
11219 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
11221 * config/t-freebsd: Do not override USER_H.
11222 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
11224 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
11225 Mumit Khan <khan@xraylith.wisc.edu>
11227 * c-parse.in (component_decl): Support anonymous struct/union.
11229 * c-parse.y: Regenerate.
11230 * c-parse.c: Likewise.
11231 * objc/objc-parse.y: Likewise.
11232 * objc/objc-parse.c: Likewise.
11233 * c-decl.c (finish_struct): Don't sort the fields.
11234 (field_decl_cmp): Delete unused function.
11236 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
11238 * sparc.md (movsf_const_intreg): Revert last constraint change.
11239 (movdf_const_intreg_sp32): Likewise.
11241 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
11243 * cse.c: Include hashtab.h instead of splay-tree.h
11244 (struct cse_reg_info): No longer use variant union. Add new
11245 field "regno". All references changed to avoid union.
11246 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
11247 (free_cse_reg_info): Remove.
11248 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
11249 (get_cse_reg_info): Revamp to use expandable hash tables instead
11250 of splay trees. Initialize new fields in cse_reg_info structure.
11251 (new_basic_block): Similarly.
11253 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
11255 * genrecog.c (message_with_line): Prototype.
11256 (validate_pattern): Pass along the set for the dest, not a flag.
11257 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
11258 Check for PC/CC0 as sources.
11259 (nodes_identical): Check for children position match before
11260 allowing the combination.
11262 * rtl.c (read_rtx): Track line number across \\\n.
11264 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
11266 * mips.h (SPECIAL_MODE_PREDICATES): New.
11267 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
11268 (movdi+1, movsi+1): Add output reload constraint.
11269 (casesi_internal): Likewise. Fix commentary.
11270 (return_internal): Use pmode_register_operand.
11272 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
11274 * 1750a.md (movstrqi): Add missing output reload constraint.
11275 (call_value): Likewise.
11276 * a29k.md (cpxxx patterns): Add missing match_operator mode.
11277 (jmpfdec): Add missing inout reload constraint.
11278 * elxsi.md (addsi patterns): Add missing output reload constraint.
11279 (move from sp): Use @ alternates.
11280 (call_value): No constraint on output.
11281 * fr30.md (movsi_pop): Add missing output reload constraint.
11282 (movsf_constant_store): Likewise.
11283 (splits): Remove constraints.
11284 (subsi3): Add missing mode.
11285 * i370.md (cmpstrsi+1): Add missing output reload constraint.
11286 (call_value): Likewise.
11287 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
11288 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
11289 * m32r.md (movsicc_internal): Add output reload constraint.
11290 (movstrsi_internal): Add inout reload constraints.
11291 * m88k.h (reg_names): Don't declare.
11292 (SPECIAL_MODE_PREDICATES): New.
11293 * m88k.md (*): Use register_operand not reg_or_0_operand
11295 * mn10200.h (PREDICATE_CODES): New.
11296 * ns32k.md (ffs pattern): Add output reload constraint.
11297 * pdp11.md (sob pattern): Add inout reload constraint.
11298 * sh.md (splits): Remove constraints.
11299 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
11300 * v850.md (pattern_is_ok_for_epilogue): Likewise.
11301 * vax.md (jgequ pattern): Add inout reload constraint.
11303 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
11305 * configure.in (djgpp): Revert previous patch.
11306 * configure: Rebuit.
11307 * config/i386/djgpp.h: Revert previous patch.
11309 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
11311 * fixinc/inclhack.def: Restore patch lost during last merge of
11312 "no_bogosity" branch.
11313 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11315 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
11317 * fixincludes: Add a HPUX 11 fix for inttypes.h.
11318 * fixinc/inclhack.def: Same.
11319 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
11321 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
11323 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
11324 as the base of a PLUS.
11326 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11328 * config/c4x/c4x.md: Define mode for remaining unspec operators.
11329 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
11331 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
11333 * pa.md (post_stw+1): Use pmode_register_operand.
11334 (dcacheflush, icacheflush): Likewise.
11336 * i386.md (movstricthi_1): Allow r/r.
11338 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
11340 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
11341 to (not (and (arg0) (arg1))). Similary for and.
11343 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
11344 fallthrough to associate code.
11345 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
11348 * combine.c (simplify_logical): Convert XOR to IOR if operands have
11349 no bits in common; remove XOR to ROTATE conversion.
11351 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11353 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
11355 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11357 * config/c4x/c4x.c (dst_operand): New.
11358 (PREDICATE_CODES): Update.
11359 * config/c4x/c4x.h (dst_operand): Declare it.
11360 * config/c4x/c4x.md: Define mode for each unspec usage.
11361 (move patterns): Use dst_operand predicate instead of src_operand.
11362 (movqi_update, movqf_update): Delete.
11364 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
11366 * recog.c (pmode_register_operand): New.
11367 * recog.h: Declare it.
11368 * genrecog.c (pred_codes): Likewise.
11369 (special_mode_pred_table): Likewise.
11370 (validate_pattern): Don't warn no mode for address_operand.
11372 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
11373 if the operand is not insn-like.
11375 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
11376 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
11378 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
11380 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
11382 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
11383 instead of general_operand in a SET_DEST. Use const_double_operand
11384 instead of an explicit test against CONST_DOUBLE.
11385 (movsf_const_lo): Add missing register mode.
11386 (goto_handler_and_restore): Add auxiliary test for Pmode.
11387 (flush): Adjust to use address_operand.
11388 (return_sf_no_fpu): Add missing output constraint.
11390 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
11392 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
11393 for call return value.
11394 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
11396 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
11398 * toplev.c (main): Only warn about options for other languages.
11399 * collect2.c (main): Pass -w to sub-gcc.
11401 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
11403 * flow.c (propagate_block): Add call-clobbered registers to
11406 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
11407 zapping mem_set_list.
11408 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
11409 (mark_set_1, mark_used_regs): Likewise.
11411 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
11413 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
11415 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11417 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
11418 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
11419 options. Also add a new item "C-only Warning Options" to the
11422 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
11424 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
11425 from multiple calls.
11427 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
11429 * i386.md (call value patterns): Move to the end of the file.
11430 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
11432 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
11434 * configure.in (djgpp configuration): Define extra_objects..
11435 * configure: Rebuilt.
11436 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
11437 (DTORS_SECTION_ASM_OP): Define.
11438 (INIT_SECTION_ASM_OP): Define.
11439 (FINI_SECTION_ASM_OP): Define.
11440 (DATA_SECTION_ASM_OP): Define.
11441 (TEXT_SECTION_ASM_OP): Define.
11442 (EH_FRAME_SECTION_ASM_OP): Define.
11443 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
11444 (STARTFILE_SPEC): Add crtbegin.o.
11445 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
11446 to here from LINK_COMMAND_SPEC.
11447 (DO_GLOBAL_CTORS_BODY): Define.
11448 (CRTSTUFF_USE_FINI_SECTION): Define
11449 (HAS_INIT_SECTION): Delete.
11451 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
11453 * Makefile.in (all.cross): Depend on xcpp$(exeext).
11455 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
11457 * pa.h (PREDICATE_CODES): New.
11459 * genrecog.c (validate_pattern): Condense the destination
11460 non-lvalue message.
11462 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
11464 * alpha.md (call-1): Supply missing mode for operator.
11465 (*): Add missing output reload constraints. Remove constraints
11466 from define_splits.
11468 * i386.h (SPECIAL_MODE_PREDICATES): New.
11469 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
11470 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
11471 (addsi_lea_3): Add missing mode for op 3.
11472 (prologue_set_got, prologue_get_pc): Add missing modes.
11473 (*) Add missing output reload constraints.
11475 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
11477 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
11478 check for member bit-size overflow and use var_size if it occurs.
11479 (layout_record): Use bitsize_int() to define the type size in bits.
11480 Likewise for computation and assignment to DECL_FIELD_BITPOS.
11481 (layout_decl): Likewise when assigning to DECL_SIZE.
11483 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
11485 * genrecog.c (validate_pattern): Typo last change. Verify
11486 that output operands have output reloads.
11488 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
11490 * genrecog.c (special_mode_pred_table): New.
11491 (NUM_SPECIAL_MODE_PREDS): New.
11492 (find_operand): New.
11493 (validate_pattern): New argument `insn'. Warn for assignment to
11494 any predicate accepting non-lvalues. Conditionaly warn for
11495 match_operand without a mode. Try much harder to match source
11496 and destination modes on a set.
11497 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
11499 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
11501 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
11503 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
11505 * combine.c (simplify_logical): Recognize xor pattern that encodes
11508 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11510 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
11513 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
11515 * ggc-page.c (MAP_FAILED): Provide default.
11517 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
11519 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
11520 * sparc.h (PREDICATE_CODES): Update.
11522 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
11524 * alpha.c (some_ni_operand): New.
11525 * alpha-protos.h: Declare it.
11526 * alpha.h (PREDICATE_CODES): Update.
11527 * alpha.md (sXaddq reload insns): Use some_ni_operand
11528 for SET_DEST instead of some_operand.
11530 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
11531 Jim Wilson <wilson@cygnus.com>
11533 * genrecog.c (maybe_both_true_2): Don't compare modes of
11535 (process_tree): Elide peephole2_insns. Invoke simplify_tests
11536 after find_afterward.
11537 (debug_decision_1): Dump next and afterward codes.
11539 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
11541 * rtl.c (dump_and_abort): Remove.
11542 (fatal_with_file_and_line): New.
11543 (fatal_expected_char): New.
11544 (read_rtx_lineno, read_rtx_filename): New.
11545 (read_skip_spaces): Track line number.
11546 (read_name): Use fatal_with_file_and_line.
11547 (read_rtx): Use fatal_expected_char. Track line number.
11548 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
11550 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
11551 if it isn't a CODE_LABEL.
11553 * genattr.c (main): Set read_rtx_filename.
11554 * genattrtab.c (main): Likewise.
11555 * gencodes.c (main): Likewise.
11556 * genconfig.c (main): Likewise.
11557 * genemit.c (main): Likewise.
11558 * genextract.c (main): Likewise.
11559 * genflags.c (main): Likewise.
11560 * genopinit.c (main): Likewise.
11561 * genoutput.c (main): Likewise.
11562 * genpeep.c (main): Likewise.
11564 * genrecog.c (decision_test.u.insn): Add `lineno'.
11565 (pattern_lineno, error_count): New variables.
11566 (message_with_line): New.
11567 (add_to_sequence): Break out checking code to ...
11568 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
11569 (merge_insn): Use message_with_line.
11570 (make_insn_sequence): Use validate_pattern. Record insn lineno.
11571 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
11573 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11575 * expr.c (store_constructor): Clear union if constructor is empty.
11577 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
11579 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
11580 Add !endian checks. Change %{...} to %(...).
11582 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
11584 * i386.md (*addsi3_cc): Renamed from addcsi3.
11585 (*addsi3_carry): Renamed from addxsi3.
11586 (*subsi3_cc): Renamed from subcsi3.
11587 (*subsi3_carry): Renamed from subxsi3.
11588 (*xorqi_cc_1): Renamed from xorcqi_1.
11589 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
11590 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
11592 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
11594 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
11595 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
11597 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
11599 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
11600 climb up the chain of insns.
11602 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
11604 * genrecog.c (write_subroutine): Careful for null trees.
11605 (process_tree): Don't elide empty functions.
11607 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
11609 * Makefile.in (genrtl.o): Depend on ggc.h.
11610 * configure.in (valloc): Probe for it.
11611 (with-gc): Use ggc-page if valloc present.
11612 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
11613 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
11614 (ggc_alloc_string): Moved from ggc-page.c.
11615 * ggc-none.c (ggc_alloc_obj): New.
11616 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
11617 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
11618 (struct globals): Likewise for dev_zero_fd.
11619 (init_ggc): Likewise for it's initialization.
11620 (ggc_allocated_p): Move careful dereference from ...
11621 (ggc_lookup_page_table): ... here. Delete.
11622 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
11623 (alloc_anon): Use valloc if no mmap.
11624 (release_pages): Use free if using valloc.
11625 (ggc_alloc_obj): Renamed from alloc_obj.
11626 (ggc_set_mark): Renamed from mark_obj.
11627 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
11628 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
11629 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
11630 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
11631 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
11632 (ggc_collect): Use fp printing instead of our own rounding.
11633 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
11634 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
11635 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
11636 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
11637 (struct ggc_string, struct ggc_any): Delete.
11638 (offsetof): Provide default definition.
11639 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
11641 (struct ggc_mem): New, from corpse of ggc_any.
11642 (struct ggc_status): Delete.
11643 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
11644 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
11645 (n_strings_collected, n_anys_collected): Delete.
11646 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
11647 (ggc_alloc_string, ggc_alloc): Delete.
11648 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
11649 (ggc_free_string, ggc_free_any): Delete.
11650 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
11651 (ggc_compare_addresses, ggc_mark_string): Delete.
11652 (ggc_mark_string_if_gcable, ggc_mark): Delete.
11653 (search_data): Delete.
11654 (struct globals): New.
11655 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
11656 (tree_insert, tree_lookup): New.
11657 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
11658 (clear_marks, sweep_objs): New.
11659 (ggc_collect): Gut. Use clear_marks, sweep_objs.
11660 (init_ggc): Set allocated_last_gc.
11661 (ggc_push_context): Gut. Use G.context.
11662 (ggc_pop_context): Likewise.
11663 (ggc_pop_context_1): New.
11664 (debug_ggc_tree): New.
11665 (debug_ggc_balance, tally_leaves): New.
11666 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
11667 (ggc_mark_string_if_gcable): Remove decl.
11668 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
11669 (ggc_mark_rtvec_children): New.
11670 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
11671 (ggc_mark_if_gcable): New decl.
11672 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
11673 (ggc_alloc_tree, ggc_alloc): Likewise.
11674 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
11675 (ggc_alloc_obj): New decl.
11676 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
11677 (ggc_alloc_tree, ggc_alloc): Likewise.
11678 (ggc_set_mark): New decl.
11679 * rtl.h (struct rtx_def): Remove gc_mark.
11680 (struct rtvec_def): Likewise.
11681 * tree.h (struct tree_common): Likewise.
11683 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
11685 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
11686 float_format and thread_file definitions.
11687 * configure: Rebuilt.
11689 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
11691 * extend.texi (Function Names): Document types of function names.
11693 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11695 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
11696 an earlyclobbered output conflict with RELOAD_INPUT reloads.
11698 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11700 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
11702 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11704 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
11706 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
11708 * collect2.c (main): Do prelimnary link on AIX if rflag.
11710 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
11712 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
11713 __CTOR_LIST__ in opposite order, which is the correct order for sorted
11715 (__do_global_dtors): similarly for __DTOR_LIST__.
11717 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11718 Diego Novillo <dnovillo@cygnus.com>
11720 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
11723 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
11725 * fixincl/*: Merged "no_bogosity" branch
11726 * fixincl/fixlib.h: protect against doubly defining t_bool
11727 * fixincl/server.h: protect against doubly defining t_bool
11729 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
11731 * genoutput.c: Include toplev.h.
11733 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
11735 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
11737 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
11738 * configure: Regenerate.
11740 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
11742 * gcse.c (delete_null_pointer_checks): Returns void.
11744 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11746 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
11747 * emit-rtl.c (copy_insn_1): Likewise.
11749 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
11751 * config/mips/mips.c (mips_build_va_list): Correct
11752 TREE_CHAIN setting when hard-float.
11753 (mips_va_start): Use corrected setting.
11754 (mips_va_arg): Likewise. Also pass a tree to build of
11755 POSTINCREMENT_EXPR rather than a naked 'int'.
11757 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
11759 * ggc.h (ggc_push_context): Fix comment.
11760 (ggc_pop_context): Likewise.
11761 (mark_string_if_gcable): Likewise.
11762 * ggc-common.c (ggc_mark_rtx_children): Use
11763 ggc_mark_string_if_gcable.
11764 * ggc-page.c (ggc_lookup_page_table): New function.
11765 (ggc_allocated_p): Likewise.
11766 (mark_obj): Fix formatting.
11767 (ggc_mark_string_if_gcable): New function.
11768 * ggc-simple.c (ggc_allocated_strings): New variable.
11769 (ggc_strings_used): Likewise.
11770 (ggc_compare_addresses): New function.
11771 (ggc_pop_context): Pop the `any' memory too.
11772 (ggc_mark_string_if_gcable): New function.
11773 (ggc_collect): Initialize and tear down ggc_allocated_strings.
11775 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
11777 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
11778 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
11779 * rs6000.c (expand_block_move): Match movstrsi_?reg register
11782 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
11784 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
11785 (sched_reg_live_length, sched_reg_basic_block): Delete.
11786 (current_block_num, bb_live_regs, old_live_regs): Delete.
11787 (dead_notes, struct sometimes): Delete.
11788 (sched_note_set, birthing_insn_p): Delete.
11789 (adjust_priority): Gut useless reg lifetime code.
11790 (create_reg_dead_note, attach_deaths): Delete.
11791 (attach_deaths_insn, new_sometimes_live): Delete.
11792 (finish_sometimes_live): Delete.
11793 (find_pre_sched_live, find_post_sched_live): Delete.
11794 (update_reg_usage): Delete.
11795 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
11796 (schedule_insns): Delete reg lifetime code.
11797 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
11798 (unlink_other_notes): Adjust REG_NOTE commentary.
11799 (reemit_notes): Use REG_SAVE_NOTE.
11800 (schedule_block): Likewise.
11801 (schedule_region): Allocate bitmap of blocks in region. Use
11802 count_or_remove_death_notes. Use update_life_info.
11804 * rtl.h (REG_SAVE_NOTE): New.
11805 * rtl.c (reg_note_name): Update.
11807 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
11809 * combine.c (refresh_blocks, need_refresh): New.
11810 (combine_instructions): Allocate refresh_blocks. Invoke
11811 update_life_info if needed.
11812 (distribute_notes): Mark refresh_blocks instead of installing
11814 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
11815 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
11817 * Makefile.in (recog.o): Depend on basic-block.h.
11819 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
11821 * genrecog.c (add_to_sequence): Thinko last change: delete
11822 shadowing allow_const_int variable.
11824 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11826 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
11827 __GNUC__ and __GNUC_MINOR__.
11829 * gansidecl.h: Likewise.
11835 * toplev.h: Likewise.
11837 * tree.c: Likewise.
11839 * tree.h: Likewise.
11841 * varray.c: Likewise.
11843 * varray.h: Likewise.
11845 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11847 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
11848 use one before a jump table.
11850 * rtl.def (ADDRESS): Change documentation to match reality.
11851 * md.texi: Don't document it.
11852 * gmicro.md (load address pattern): Use 'p' constraint, delete use
11855 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
11857 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
11859 * genrecog.c (add_to_sequence): Move allow_const_int test outside
11860 known predicate block; default allow_const_int true.
11861 (debug_decision_list): New.
11863 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
11865 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
11867 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
11869 * gcse.c (gcse_main): Avoid global optimizations if we have a
11870 large number of basic blocks and the ratio of edges to blocks
11872 (delete_null_pointer_checks): Likewise.
11874 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
11876 * c-common.c (check_format_info): Warn if format string isn't a
11879 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
11881 * configure.in (arm*-*-*): Don't let autoconf remove brackets
11882 * configure: regenerate
11884 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
11886 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
11887 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
11888 (peepholes): Re-enable.
11890 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
11892 * Makefile.in (flow.o): Depend on TREE_H.
11893 * basic-block.h (REG_SET_EQUAL_P): New.
11894 (XOR_REG_SET): New.
11895 (n_edges): Declare.
11896 (free_regset_vector): Remove declaration.
11897 (flow_delete_insn_chain): Declare.
11898 (enum update_life_extent): New.
11899 (update_life_info, count_or_remove_death_notes): Declare.
11900 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
11901 Verify register live at bb->global_live_at_start before adding USE.
11902 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
11903 (CLEAN_ALLOCA): New.
11905 (PROP_*): New flags.
11906 (find_basic_blocks_1): Use alloc_EXPR_LIST.
11907 (clear_edges): Zero n_edges.
11908 (make_edge): Increment n_edges.
11909 (split_edge): Don't allocate bb->local_set. Increment n_edges.
11910 (flow_delete_insn_chain): Export.
11911 (delete_block): Decrement n_edges.
11912 (merge_blocks_nomove): Likewise.
11913 (life_analysis): Give life_analysis_1 PROP flags.
11914 (verify_wide_reg_1, verify_wide_reg): New.
11915 (verify_local_live_at_start): New.
11916 (update_life_info): Rewrite to call into propogate_block.
11918 (mark_regs_live_at_end): After reload, if epilogue as rtl,
11919 always mark stack pointer. Conditionally mark PIC register.
11920 After reload, mark call-saved registers, return regsiters.
11921 (life_analysis_1): Accept PROP flags not remove_dead_code.
11922 Call mark_regs_live_at_end before zeroing regs_ever_live.
11923 Use calculate_global_regs_live. Copy global_live_at_end before
11924 calling final propagate_block. Zero reg_next_use on exit.
11925 (calculate_global_regs_live): New.
11926 (allocate_bb_life_data): Don't allocate bb->local_set.
11927 (init_regset_vector, free_regset_vector): Remove.
11928 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
11929 Test flags before every operation. Warn if prologue/epilogue insn
11930 would have been deleted.
11931 (mark_set_regs, mark_set_1): Accept and use FLAGS.
11932 Use alloc_EXPR_LIST.
11933 (mark_used_regs): Accept and use FLAGS, not FINAL.
11934 Remove special handling for RETURN.
11935 (try_pre_increment): Use alloc_EXPR_LIST.
11936 (dump_flow_info): Dump n_edges.
11937 (unlink_insn_chain, split_hard_reg_notes): Remove.
11938 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
11939 (find_insn_with_note, new_insn_dead_notes): Remove.
11940 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
11941 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
11942 (replace_insns): Remove.
11943 (count_or_remove_death_notes): New.
11944 (verify_flow_info): Abort on error after all checks.
11945 (remove_edge): Decrement n_edges.
11946 (remove_fake_edges): Tweek format.
11947 * haifa-sched.c (schedule_insns): Use split_all_insns.
11948 * output.h (update_life_info): Remove declaration.
11949 * recog.c (split_all_insns): From the corpse of split_block_insns,
11950 do the whole function block by block. Use update_life_info.
11951 (recog_last_allowed_insn): New.
11952 (recog_next_insn): Mind it.
11953 (peephole2_optimize): Set it. Walk backwards through blocks.
11954 Use update_life_info.
11955 * rtl.h (update_flow_info, replace_insns): Remove declarations.
11956 (split_all_insns): Declare.
11957 * toplev.c (rest_of_compilation): Thread prologue before flow2.
11958 Use split_all_insns.
11960 * i386.md (or -1 peep2s): Disable.
11962 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
11964 * config/mips/mips.md (movstrsi+[123]) : Combine these into
11965 a single pattern. Scrap the 'd' versions as unnecessary.
11967 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
11968 tablejump_mips162,tablejump_internal4): The operands to a
11969 label_ref must be VOIDmode.
11971 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11973 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
11975 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
11977 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
11979 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
11981 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
11982 cache every function if ggc_p.
11984 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11986 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
11987 instead of copy_rtx. Accept sequences that contain asm statements.
11988 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
11989 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
11990 orig_asm_operands_vector, copy_asm_operands_vector,
11991 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
11993 * rtl.h (copy_insn, copy_insn_1): Declare.
11995 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11997 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
11999 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
12000 arguments to `current_file_function_operand'.
12002 * genrecog.c: Include hard-reg-set.h and resource.h in the
12003 generated output file.
12005 * real.c: Include tm_p.h.
12007 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12009 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
12012 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
12014 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
12015 before the fctiwz insn.
12017 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12018 Mark Mitchell <mark@codesourcery.com>
12020 * tree.c (make_lang_type_fn): New funtion pointer.
12021 (make_lang_type): Call it.
12022 * tree.h (make_lang_type): Declare.
12023 (make_lang_type_fn): Likewise.
12024 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
12026 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
12028 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
12029 make sure that HIGH instructions are copied into BASE_REGS.
12031 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
12033 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
12035 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
12037 * c-decl.c (finish_struct): Use simpler method of
12038 removing elements of a singly-linked list.
12040 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
12042 * alpha.md (peephole2's): Comment out peephole2's that generate
12045 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
12047 * genrecog.c (add_to_sequence): Disable mode check for
12050 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12052 * ggc-simple.c (init_ggc): Set empty_string.
12054 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
12056 * configure.in: Detect mmap. Add --with-gc=foo to select
12057 garbage collector; default to page if mmap available.
12058 * Makefile.in (GGC): Substitute.
12060 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
12062 * c-decl.c (ggc_p): Enable.
12064 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12066 * flow.c (verify_flow_info): Make it extern & unconditionally define.
12068 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
12070 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
12071 string for little-endian-data.
12073 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
12075 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
12076 case somebody tries to compile --enable-checking code with gcc
12079 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
12081 * genrecog.c (add_to_sequence): Verify operand to label_ref is
12084 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
12086 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
12087 * jump.c (jump_optimize_1): Document why.
12089 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12091 * collect2.c (scan_prog_file, scan_libraries): Prototype function
12092 pointers and casts for `int_handler' and `quit_handler'.
12094 * flow.c (verify_flow_info, split_hard_reg_notes,
12095 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
12096 remove_edge, remove_fake_successors): Add static prototypes.
12097 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
12098 (mark_set_1): Initialize variable `regno'.
12099 (unlink_insn_chain): Likewise for variable `curr'.
12100 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
12102 * loop.c (strength_reduce): Initialize variable
12103 `unrolled_insn_copies'.
12104 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
12105 prototypes. Change these functions to take const PTR parameters
12106 to avoid prototype conflict when used as the comparson argument
12108 (check_dbra_loop): Initialize variable `comparison_val'.
12110 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
12111 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
12112 (find_valid_class): Initialize variable `best_class'.
12113 (find_reloads): Call memcpy, not bcopy.
12115 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
12116 (hard_reg_use_compare): Don't needlessly cast away const.
12117 (reload_reg_class_lower): Likewise.
12118 (choose_reload_regs): Initialize variable `regno'.
12120 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
12122 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
12124 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
12126 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
12127 ({,d}discard): Add forward declarations. Declare parameter as
12129 (main_without_main): Explicitly declare return type to be int.
12130 (memcpy): Properly declare.
12132 * libgcc2.c (toplevel): If inhibit_libc is defined and not
12133 building the trampoline support, declare malloc, free, and
12135 (__clear_cache): Mark arguments as potentially unused.
12137 * frame.c (toplevel): If inhibit_libc is defined, declare
12140 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
12142 * flow.c (make_edge): Accept an optional 2D bitmap in which
12143 to cache edge existence. Update all callers.
12144 (make_label_edge, make_eh_edge): Pass through the edge cache.
12145 (make_edges): Provide the cache.
12147 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12149 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
12151 (local_mbtowc): Change the type of variable `i' from int to size_t.
12153 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
12154 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
12156 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
12158 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
12159 after other includes that define the appropriate types. Include
12160 tm_p.h for getting user prototypes.
12161 * ggc-callbacks.c (toplevel): Ditto.
12162 * ggc-none.c (toplevel): Ditto.
12163 * gcc-page.c (toplevel): Ditto.
12164 * ggc-simple.c (toplevel): Ditto.
12166 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
12167 Jonathan Larmour <jlarmour@cygnus.co.uk>
12169 * config/mips/mips.c (mips_move_2words): Split doubles if
12170 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
12172 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
12174 * genrecog.c (struct decision_test): New.
12175 (struct decision): Remove test-related members, sort the rest by size.
12176 (IS_SPLIT): Simplify.
12177 (new_decision, new_decision_test): New.
12178 (add_to_sequence): Use them. No special handling for args of
12180 (maybe_both_true): Renamed from not_both_true; return sense changed.
12181 (maybe_both_true_1, maybe_both_true_2): New. Broken out
12182 of maybe_both_true and adjusted for decision_test.
12183 (position_merit): Remove.
12184 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
12185 (merge_accept_insn): New, broken out of merge_trees.
12186 (merge_trees): Use them. No special case for c_test; no node
12187 splitting; use test type instead of position_merit.
12188 (factor_tests): New.
12189 (simplify_tests): New.
12190 (break_out_subroutines): Don't write code now.
12191 (find_afterward): New.
12192 (write_afterward, write_switch, write_cond): New.
12193 (write_action, is_unconditional): New.
12194 (write_node): New. Use them.
12195 (write_tree_1): Rewrite. Use the new functions above.
12196 (write_tree): Remove afterward processing.
12197 (write_subroutine): Simplify function variant emission.
12198 (write_subroutines): New.
12199 (same_codes, clear_codes): Remove.
12200 (same_modes, clear_modes): Remove.
12201 (write_header): New, broken out of main.
12202 (make_insn_sequence): Use new_decision and new_decision_test.
12203 (process_tree): New, broken out of main.
12204 (main): Adjust for merge_trees interface change.
12205 Don't #define operands in the output file.
12206 (record_insn_name): New, broken out of make_insn_sequence.
12207 (debug_decision_2, debug_decision_1, debug_decision_0): New.
12208 (debug_decision): New.
12210 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
12212 * resource.c (find_free_register): Mark class_str argument const.
12213 * resource.h: Update prototype to match.
12215 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
12216 * i386.md: Give all anonymous insns names.
12218 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
12220 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
12223 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
12225 * toplev.c (dbr_sched_time): Unconditional.
12226 (peephole2_time): New.
12227 (compile_file): Add pass numbers to all of the dump file suffixes.
12228 Dump peephole2_time. Don't dump times for non-applicable passes.
12229 (rest_of_compilation): Add pass numbers to dump file suffixes.
12230 Conditionalize calls to the scheduler.
12231 * invoke.texi: Update.
12233 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
12235 * flow.c (make_edges): Fix insn iteration.
12236 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
12237 (find_basic_blocks_1): Fix spelling mistake.
12239 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
12241 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
12242 always have side-effects. Use memset not bzero.
12243 (make_node): Likewise.
12245 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
12247 * stmt.c (expand_anon_union_decl): When any of the elements of the
12248 union is addressable, so is the entire union.
12250 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
12252 * sbitmap.c (sbitmap_ones): Don't set too many bits.
12254 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
12255 * bitmap.c (bitmap_operation): Return true iff TO changed.
12256 (bitmap_equal_p): New.
12257 (bitmap_bit_p): Tidy arithmetic.
12258 (debug_bitmap_file): Likewise.
12260 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
12262 * toplev.c (rest_of_compilation): Turn on cse_not_expected
12263 before cse2 instead of after.
12265 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
12267 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
12270 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12272 * cppinit.c (is_idchar initializer): Loosen tests to accept
12275 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
12277 * mips.md: Define conditional move patterns for floating point
12278 operands and DI mode conditions.
12280 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
12282 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
12283 always have side-effects.
12285 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
12287 * mn10200.c (asm_file_start): Fix typo.
12289 * cppinit.c (is_idchar initializer): Tighten tests for when
12290 to put the table into initialized memory.
12292 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
12293 not an array of rtunion.
12294 * gcc-page.c (ggc_alloc_rtvec): Similarly.
12295 * gcc-simple (ggc_free_rtvec): Similarly.
12297 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
12300 * mbchar.h: Add missing #endif.
12302 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
12303 (FPBIT, DPBIT): Define.
12305 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12307 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
12309 * profile.c (instrument_arcs, output_gcov_string,
12310 tablejump_entry_p): Add static prototypes.
12311 (output_gcov_string): Constify a char*.
12313 * regmove.c (replacement_quality, fixup_match_2): Add static
12316 * resource.h (reg_dead_p): Add extern prototype.
12318 * rtl.c (trim_filename): Add static prototype.
12320 * scan-decls.c (skip_to_closing_brace): Likewise.
12322 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
12323 (expand_end_case): Initialize variable `range'.
12324 (emit_case_nodes): Remove unused prototype `rtx_fn'.
12326 * varasm.c (asm_emit_uninitialised): Add static prototype.
12327 (asm_emit_uninitialised, assemble_variable): Mark parameter with
12330 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12332 * cpplib.c (if_directive_nameo): Add static prototype.
12334 * cse.c (cse_insn): Remove unused variable `p'.
12336 * except.c (create_rethrow_ref, push_entry,
12337 receive_exception_label, new_eh_region_entry, find_func_region,
12338 clear_function_eh_region, process_nestinfo): Add static prototypes.
12339 (get_reg_for_handler): Hide definition.
12340 (process_nestinfo): Initialize variable `extra_handlers'.
12342 * expr.h (expand_builtin_longjmp): Add extern prototype.
12344 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
12346 * function.c (prepare_function_start): Likewise.
12347 (pop_function_context_from): Mark parameter `context' with
12349 (push_temp_slots_for_block, flush_addressof): Hide definition.
12351 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
12352 solve_program_flow_graph, calculate_branch_probs,
12353 function_summary, main, fancy_abort): Add prototypes.
12355 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
12356 (add_hash): Constify a char*.
12358 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
12359 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
12360 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
12362 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
12364 * lists.c (free_list, zap_lists): Likewise.
12366 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12368 * alias.c (nonlocal_reference_p): Add static prototype.
12370 * bitmap.c (bitmap_element_allocate): Prototype args in function
12373 * builtins.c (stabilize_va_list): Add static prototype.
12374 (expand_builtin_va_arg): Constify a char*.
12376 * c-lex.c (getch, put_back, extend_token_buffer_to,
12377 read_line_number, token_getch, token_put_back): Add static
12380 * c-parse.gperf (hash, is_reserved_word): Likewise.
12382 * cccp.c (is_dir_separator): Likewise.
12384 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12386 * graph.h: New file to prototype functions exported by graph.c.
12388 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
12390 * graph.c: Include graph.h.
12392 * toplev.c: Likewise. Remove redundant prototypes.
12394 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
12396 * invoke.texi: Removed duplicated description for -Q.
12398 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
12400 * extend.texi: Grammar fix in __extension__ text.
12402 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
12404 * md.texi (define_peephole2): New section.
12406 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
12408 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
12409 (mov $-1 to or peepholer): Enable for pentium when optimizing for
12412 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
12414 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
12416 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
12418 * i386.md (ffs expander): Emit Pentium friendly code for
12421 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
12423 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
12425 (build1): Likewise.
12427 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12429 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
12431 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
12433 * config/m68k/m68k.c (use_return_insn): Return false if the pic
12434 register is in use.
12436 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12438 * md.texi (No Constraints): Delete section.
12439 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
12440 * final.c (final_scan_insn): We always have register constraints.
12441 * genattrtab.c: Don't include "insn-config.h".
12442 (write_attr_case): We always have register constraints.
12443 * genconfig.c (register_constraint_flag): Delete.
12444 (walk_insn_part): Don't check whether we have register constraints.
12445 (main): Don't write out "#define REGISTER_CONSTRAINTS".
12446 * genoutput.c (have_constraints): Delete.
12447 (main): Don't set it.
12448 (output_operand_data): We always have constraints.
12449 (scan_operands): Likewise.
12450 (compare_operands): Likewise.
12451 * local-alloc.c (block_alloc): We always have constraints.
12452 (requires_inout): Always compile this function.
12453 * recog.c (extract_insn): We always have constraints.
12454 (constrain_operands, reg_fits_class_p): Always compile these
12456 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
12458 (struct insn_operand_data): Likewise.
12459 * regclass.c (regclass): We always have constraints.
12460 (record_reg_classes, copy_cost, record_address_regs,
12461 auto_inc_dec_reg_p): Always compile these functions.
12462 * regmove.c (regmove_optimize): We always have constraints.
12463 * reload.c (find_reloads): Likewise.
12464 * reload1.c (reload): Likewise.
12465 (reload_cse_simplify_operands): Likewise.
12466 * i860.c (output_delay_insn): Likewise.
12468 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
12470 * iris6.h (BUILD_VA_LIST_TYPE): Define.
12472 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12474 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
12475 for the va_list record.
12477 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
12479 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
12482 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
12484 * alias.c: Include insn-flags.h.
12485 * Makefile.in (alias.o): Update.
12487 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
12489 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
12490 to LTU and GEU. Handle more cases using sbb.
12492 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
12494 * i386.md (truncatexfdf splitters): Do not use subreg.
12495 (fop XFmode patterns): Fix mode in operand testing.
12497 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
12499 * jump.c (jump_optimize_1): Amend last change to test only the
12500 form of the operand, not the insn.
12502 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
12503 not register_operand to determine when B may need preloading.
12505 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
12507 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
12508 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
12509 (call-value patterns): Move to end of file.
12510 (*): Remove mode from label_ref in (pc) context.
12511 (movstrqi): Use memory not general_operand for BLKmode operands.
12512 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
12513 to register_operand operands.
12514 (peep2 patterns): Convert from commented-out peephole patterns.
12516 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12518 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
12519 to BUILT_IN_INIT_DWARF_REG_SIZES.
12520 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
12521 Renamed from BUILT_IN_DWARF_REG_SIZE; call
12522 expand_builtin_init_dwarf_reg_sizes.
12523 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
12524 with __builtin_init_dwarf_reg_size_table.
12525 * dwarf2out.c (struct reg_size_range): Delete.
12526 (expand_builtin_init_dwarf_reg_sizes): New function.
12527 (expand_builtin_dwarf_reg_size): Delete.
12528 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
12529 (expand_builtin_dwarf_reg_size): Don't declare.
12530 * libgcc2.c (dwarf_reg_size_table_initialized): New.
12531 (dwarf_reg_size_table): New.
12532 (init_reg_size_table): New function.
12533 (copy_reg): Use dwarf_reg_size_table.
12534 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
12537 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
12539 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
12540 Correctly build argument list to constructor and destructor functions.
12542 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
12544 * c-tree.h (warn_float_equal): Declare.
12545 * c-decl.c (warn_float_equal): Define.
12546 (c_decode_option): Recognize -W[no-]float-equal.
12547 * c-typeck.c (build_binary_op): Conditionally warn
12548 about equality tests of floating point types.
12549 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
12550 * invoke.texi: Add docs for -Wfloat-equal warning.
12552 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
12554 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
12555 generating RTL directly.
12556 * mips.h (INIT_TARGET_OPTABS): Likewise.
12557 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
12559 * expr.h (init_mov_optab): Delete declaration
12561 * h8300.c (WORD_REG_USED): Update to avoid useless register
12562 saves in interrupt functions and functions which never return.
12564 * cse.c (struct set): Delete inner_dest_loc field.
12565 (cse_insn): Remove assignments to inner_dest_loc field.
12567 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
12569 * ggc-page.c: Don't include <unistd.h> etc taken care of
12570 by "system.h". Include <sys/mman.h> afterward.
12572 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
12574 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
12577 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
12579 * xcoffout.c (xcoffout_declare_function): Add documentation.
12580 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
12581 TARGET_64BIT. Compare constant to -1, not bit pattern.
12582 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
12583 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
12586 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
12588 * dwarf2out.c (add_abstract_origin_attribute): Abort if
12589 origin_die is NULL.
12590 (gen_inlined_enumeration_type_die): Do not abort if the type has
12591 not been writeen out.
12592 (gen_inlined_structure_type_die): Do not abort if the type has
12593 not been writeen out.
12594 (gen_inlined_union_type_die): Do not abort if the type has
12595 not been writeen out.
12596 (gen_tagged_type_instantiation_die): Do not abort if the type
12597 has not been written out.
12599 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12601 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
12603 * reg-stack.c (straighten_stack): Copy hard reg set with
12606 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
12608 * builtins.c (stabilize_va_list): Stabilize array type va_list
12609 to a pointer type, not the base record type.
12610 (expand_builtin_va_copy): Dereference the pointers explicitly;
12611 use the correct size for the copy.
12613 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
12614 (rs6000_va_arg): Likewise.
12616 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
12618 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
12620 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
12622 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
12624 (DECL_BUILT_IN_CLASS): Adjust accordingly.
12626 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
12628 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
12629 (init_ggc): Use it instead of a constant.
12630 (ggc_collect): Bound allocated_last_gc by it.
12632 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
12634 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
12637 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
12639 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
12640 (mips*-*-openbsd*): Let big endian configuration be a fragment.
12641 * configure: Regen.
12642 * config/mips/openbsd.h: New, OpenBSD little endian target.
12643 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
12644 * config/mips/xm-openbsd.h: New, OpenBSD host.
12646 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
12648 * config/m68k/m68k.c (output_function_prologue,
12649 output_function_epilogue): Use
12650 current_function_uses_pic_offset_table instead of regs_ever_live
12651 to decide whether to save/restore pic register.
12652 (legitimize_pic_address): Don't modify regs_ever_live any more.
12654 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
12656 * function.h (struct function): Add x_dont_save_pending_sizes_p.
12657 * stor-layout.c (variable_size): Don't add sizes to the pending
12658 sizes list if x_dont_save_pending_sizes_p is set.
12660 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
12662 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
12663 for symbolic_operand().
12664 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
12666 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12668 * combine.c (gen_rtx_combine): Add missing call to va_end().
12670 * final.c (asm_fprintf): Likewise.
12672 * genattrtab.c (attr_rtx): Likewise.
12674 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
12676 * cse.c: Update comments.
12677 (cse_insn): When converting a conditional/computed jump into
12678 an unconditional jump, always make sure a BARRIER immediately
12679 follows the converted jump. Do not delete unreachable code.
12680 (cse_basic_block): Do not delete unreachable code.
12681 * toplev.c (rest_of_compilation): Move call to
12682 delete_trivially_dead_insns after the conditional call to
12685 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12687 * collect2.c (make_temp_file): Don't prototype.
12689 * gcc.c (make_temp_file): Likewise.
12691 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
12693 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
12695 * varasm.c (asm_emit_uninitialised): New function: Generate
12696 the assembler statements necessary to declare an uninitialised
12698 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
12700 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
12701 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
12703 (assemble_variable): Use asm_emit_uninitialised to emit an
12704 uninitialised variable.
12706 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
12708 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
12709 constant on a 64 bit host. Patch supplied by Geoffrey Keating
12710 <geoffk@cygnus.com>.
12712 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12714 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
12715 * c-common.h (builtin_function): Don't declare.
12717 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
12719 (pushdecl): Likewise.
12720 (finish_decl): Likewise.
12721 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
12722 int. All callers changed.
12723 Set the builtin's DECL_BUILT_IN_CLASS.
12724 * tree.h (enum built_in_class): New.
12725 (enum built_in_function): Delete NOT_BUILT_IN.
12726 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
12728 (DECL_SET_FUNCTION_CODE): Likewise.
12729 (DECL_BUILT_IN_CLASS): New macro.
12730 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
12731 (struct tree_decl): Split builtin function code field into a
12733 (builtin_function): Declare.
12735 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
12737 * optabs.c (init_traps): Fix typo in last change.
12739 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
12741 * toplev.c (rest_of_decl_compilation): Update comment.
12743 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
12745 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
12746 in .sbss if appropriate.
12747 (EXTRA_SECTION_FUNCTIONS): Add sbss.
12748 (SBSS_SECTION_ASM_OP): New macro.
12749 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
12750 (EXTRA_SECTIONS): Add in_sbss.
12751 * config/mips/mips.h: Prototype sbss_section.
12753 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
12755 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
12758 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
12760 * optabs.c (init_traps): Register trap_rtx as a GC root.
12762 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12764 * config/mips/mips.c (function_arg_pass_by_reference): Define
12765 unconditionally, since it's called unconditionally.
12767 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
12769 * toplev.c (documented_lang_options): Add -fshort-wchar.
12770 * c-decl.c (c_decode_option): Likewise.
12771 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
12773 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
12774 * gcc.c (default_compilers): If -fshort-wchar,
12775 override __WCHAR_TYPE__.
12776 * tm.texi (C Dialect Options): Add -fshort-wchar.
12778 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
12779 symbol for a variable.
12781 * cpplib.h (CPP_PREPROCESSED): New macro.
12782 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
12783 we're seeing this input for a second time.
12785 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
12787 * emit-rtl.c (init_emit_once): Initialize modes first.
12789 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
12791 * config/i386/i386.c (pic_label_name): Change to char pointer.
12792 (global_offset_table): New variable.
12793 (load_pic_register): Fill global_offset_table if it hasn't
12794 already been done. Allocate pic_label_name dynamically.
12795 * ggc.h (empty_string): New variable.
12796 * ggc-simple.c (empty_string): Likewise.
12797 (init_ggc): Allocate empty_string and add as root.
12798 * stmt.c (digit_strings): New variable.
12799 (init_stmt): Add last_block_end_note as root. Allocate and
12800 initialize digit_strings.
12801 (expand_asm_operands): Use empty_string instead of string
12802 constant. Use digit_strings instead of string constants.
12803 * profile.c (init_arc_profiler): Allocate string with
12804 ggc_alloc_string instead of xmalloc.
12805 (output_func_start_profiler): Likewise.
12806 * c-typeck.c (digest_init): Check if init is error_mark_node.
12808 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
12809 Richard Henderson <rth@cygnus.com>
12811 * ggc-page.c: New file.
12812 * Makefile.in (ggc-page.o): New.
12814 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
12816 * invoke.texi: Document -fdelete-null-pointer-checks
12817 * toplev.c (flag_delete_null_pointer_checks): New.
12818 (f_options): Add entry for -fdelete-null-pointer-checks.
12819 (rest_of_compilation): Conditionalize null pointer check
12820 elimination on flag_delete_null_pointer_checks.
12821 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
12823 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
12825 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
12826 copyright notice and special exception to GPL.
12828 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12830 * abi64.h (mips_function_value): Add prototype arguments.
12832 * mips-protos.h: New file with mips prototypes.
12834 * mips.c: Include "tm_p.h".
12835 (mktemp, lookup_name): Add prototype arguments.
12836 (extern_list, string_constant, mips_fill_delay_slot,
12837 mips_output_external, mips_output_external_libcall,
12838 mips_output_filename, mips_declare_object, function_prologue,
12839 mips_expand_prologue, function_epilogue, mips16_constant,
12840 build_mips16_function_stub, mips_output_conditional_branch):
12842 (mips_va_start): Remove unused variable `u'.
12843 (mips_va_arg): Cast value to unsigned when comparing against one.
12845 (save_restore_insns, mips_expand_prologue): Add missing arg in
12846 call to `large_int'.
12848 * mips.h: Move prototypes to mips-protos.h.
12849 (data_section, memory_address_p, rdata_section,
12850 readonly_data_section, simple_epilogue_p, text_section): Delete
12851 prototypes delcared elsewhere.
12852 (mips_epilogue_delay_slots, print_options): Delete unused decls.
12854 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
12856 * mips.md: Delete extra args in call to `mips_move_2words'.
12858 * xm-iris6.h (alloca): Add prototype argument.
12860 * genpeep.c: Include "tm_p.h" in generated output file.
12862 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12864 * basic-block.h (find_edge_index): Change parameters.
12865 * flow.c (verify_edge_list): Pass basic_block parameters to
12866 find_edge_index instead of integers.
12868 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
12870 * combine.c (simplify_comparison): Use an unsigned shift to adjust
12873 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
12875 * gcc.1: Fix a formatting error.
12877 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
12879 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
12880 i786, mn10200, mn10300, pdp11, v850.
12882 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
12884 * libgcc2.c (num_digits): Add prototype with
12885 __attribute__((const)).
12886 (__terminate): Add prototype.
12888 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
12890 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
12892 * alpha/alpha.c (print_operand): Fix type of `code'.
12893 (alpha_output_filename): Constify.
12894 * alpha/alpha.h: Move all function declarations ...
12895 * alpha/alpha-protos.h: ... here. New file.
12896 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
12897 (SECTION_FUNCTION_TEMPLATE): Likewise.
12899 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12901 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
12902 * expr.c (expand_expr): Likewise.
12903 (do_jump): Likewise.
12904 (do_store_flag): Pass ccp_store_flag to can_compare_p.
12905 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
12907 (enum can_compare_purpose): New.
12908 (can_compare_p): Adjust prototype.
12909 (prepare_cmp_insn, prepare_operand): Declare.
12910 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
12911 * optabs.c (cmp_available_p): Deleted.
12912 (expand_abs): Pass ccp_jump to can_compare_p.
12913 (can_compare_p): New arg PURPOSE. Check for combined optabs.
12914 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
12915 Call can_compare_p rather than cmp_available_p.
12916 (prepare_operand): No longer static.
12917 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
12918 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
12919 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
12920 sequence to use emit_cmp_and_jump_insns.
12921 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
12923 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
12925 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
12926 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
12927 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
12928 (plus (reg) (const_int 0))
12929 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
12931 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
12933 * rs6000.c (expand_block_move): DImode loads and stores require
12934 word-aligned displacements. Increment address registers with
12935 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
12937 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
12939 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
12940 is no name for the base type, rather than segfault. If we are
12941 writing out a complex integer type, use DW_ATE_lo_user.
12943 * expr.c (emit_move_insn_1): If we are copying a complex that fits
12944 in one word or less (complex char, complex short, or on 64 bit
12945 systems complex float) to/from a hard register, copy it through
12946 memory instead of dying in gen_{real,imag}part. If we have a
12947 short complex type, prevent inlining since it allocates stack
12950 * tree.c (build_complex_type): If we are writing dwarf2 output,
12951 generate a name for complex integer types.
12953 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12955 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
12956 * flow.c (remove_edge): Remove extra whitespace.
12957 (remove_fake_edges): Fix comment.
12958 (add_noreturn_fake_exit_edges): Use the correct name.
12960 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
12962 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
12963 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
12964 (clean): Depend on INTL_CLEAN.
12965 (maintainer-clean): Adjust.
12967 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12969 * configure.in (AC_PREREQ): Bump to 2.13.
12970 (AC_C_STRINGIZE): Call this instead of using a custom macro.
12972 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
12974 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
12976 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
12978 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
12979 (HAVE_STRINGIZE): Define.
12981 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
12983 * c-parse.in: save and restore warn_pointer_arith on __extension__
12984 along with pedantic.
12985 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
12986 Set the type of extension to itype rather than $<itype>1 kludge.
12987 * extend.texi (Alternate Keywords): Adjust documentation.
12988 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
12990 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
12992 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
12993 most assembler templates.
12995 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
12996 FP loads and stores.
12997 (following_call): Always return zero for the PA8000.
12998 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
12999 FP loads and stores.
13000 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
13002 * pa.h (BRANCH_COST): Define.
13004 * pa.md (return, return_internal): Use bve for PA2.0.
13006 * pa.md (fused multiply): Add variants which reduce height for the
13007 fused multiply, but which still generate 2 insns.
13008 (fnegabs): Similarly.
13010 * pa.md (subsi3): Turn into an expander. Create two anonymous
13011 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
13012 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
13014 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
13016 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
13018 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
13019 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
13021 * regclass.c (init_regs): Add "top_of_stack" as a garbage
13024 * flow.c (record_active_eh_regions): Terminate loop after finding
13025 the last insn in the last basic block.
13027 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13029 * config/c4x/c4x.md: Delete parallel instruction peepholes.
13031 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13033 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
13035 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13037 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
13038 splitting to not use output template.
13040 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13042 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
13043 * config/c4x/c4x.c (c4x_va_start): New function.
13045 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
13047 * genrecog.c (not_both_true): Handle correctly cases when called for
13048 tests with different positions in the insn.
13050 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13052 * machmode.h (HOST_PTR_PRINTF): Move from here ...
13054 * system.h (HOST_PTR_PRINTF): ... to here.
13056 * mips-tfile.c: Don't include machmode.h.
13058 * Makefile.in (MACHMODE_H): New variable. Update to use it.
13059 (mips-tfile.o): Don't depend on machmode.h.
13061 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13063 * haifa-sched.c (sched_analyze): Rename local variable `region' to
13064 avoid conflicts with typedef struct `region' at the top level scope.
13066 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
13068 * basic-block.h (basic_block): Add eh_beg, eh_end.
13069 * flow.c (entry_exit_blocks): Update.
13070 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
13071 Call new functions.
13072 (find_basic_blocks_1): Don't record eh_list at each bb. Use
13073 lists.c functions to allocate insn lists.
13074 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
13076 (make_eh_edge): ... here. New.
13077 (move_stray_eh_region_notes): New.
13078 (record_active_eh_regions): New.
13079 (delete_unreachable_blocks): Split out block merging ...
13080 (try_merge_blocks): ... here. New.
13081 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
13082 Dump debugging data.
13083 (merge_blocks_move_successor_nojumps): Likewise.
13084 (merge_blocks): Use eh_beg+eh_end to validate block movement.
13086 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
13088 * extend.texi (Bound member functions): Document unbound pmf
13091 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13093 * flow.c (split_edge): Handle insertion on a fallthrough edge which
13094 has the EXIT_BLOCK as a dest.
13096 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13098 * flow.c (remove_edge): New function to remove an edge from the
13100 (remove_fake_successors): New function to remove fake successor edges.
13101 (remove_fake_edges): New function to remove all fake edges from the
13103 (add_fake_exit_edges): New function to add fake edges from all blocks
13104 with no successors to the exit block.
13105 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
13106 prototypes for new functions.
13108 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
13110 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
13111 Use Pmode to determine whether to output .dword or .word.
13113 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
13115 * tree.c (built_in_filename): New variable.
13116 (BUILT_IN_FILENAME): New macro.
13117 (init_tree_codes): Allocate built_in_filename.
13118 (make_node): Use built_in_filename instead of string constant.
13120 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
13122 * configure.in: Add fr30 target.
13123 * configure: Regenerate.
13124 * config/fr30: New directory.
13125 * config/fr30/crti.asm: New file.
13126 * config/fr30/fr30.c: New file.
13127 * config/fr30/crtn.asm: New file.
13128 * config/fr30/fr30.h: New file.
13129 * config/fr30/fr30.md: New file.
13130 * config/fr30/lib1funcs.asm: New file.
13131 * config/fr30/t-fr30: New file.
13132 * config/fr30/xm-fr30.h: New file.
13134 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
13136 * flow.c (merge_blocks_move_successor_nojumps): Delete the
13137 BARRIER at the end of the successor, not the BARRIER before
13140 * pa.c (pa_add_gc_roots): Fix thinko in last change.
13142 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
13144 * stmt.c (any_pending_cleanups): Don't crash when
13145 current_function->stmt is unset.
13147 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13149 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
13150 other initializations that may use it for relative offsets.
13152 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13154 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
13155 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
13156 * config/i386/sol2dbg.h: Removed.
13157 * config/i386/sol2gas.h: New file, to enable gas work-around.
13158 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
13159 Don't use sol2dbg.h.
13160 * configure: Rebuilt.
13162 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
13164 * invoke.texi (-fthis-is-variable): Remove documentation.
13166 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
13168 * basic-block.h (compute_bb_for_insn): Declare.
13169 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
13170 to use; set size of basic_block_for_insn directly.
13171 (find_basic_blocks): Update.
13173 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13175 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
13177 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13179 * crtstuff.c (ON_EXIT): Delete empty macro definition.
13180 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
13182 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
13184 * c-decl.c (c_decode_option): Extend comment.
13186 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
13188 * toplev.c (progname): Make 'const char *'
13189 (flag_print_mem): Move out of main.
13190 (version_flag): Move out of main.
13191 (filename): Move out of main.
13192 (debug_args): Remove g prefix from options.
13193 (documented_lang_options): Remove cpplib specific options.
13194 (display_help): Add g prefix to debug options.
13195 (check_lang_option): Delete this function.
13196 (decode_d_option): New function: Decode -d... option.
13197 (decode_f_option): New function: Decode -f... option.
13198 (decode_W_option): New function: Decode -W... option.
13199 (decode_g_option): New function: Decode -g... option.
13200 (independent_decode_option): New function: Decode a language
13201 independent command line option.
13202 (main): Invoke lang_decode_option and then
13203 independent_decode_option on each command line option in
13206 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
13208 Revert this change. Gavin's patch to operand_equal_p is a better fix.
13209 * fold-const.c (fold_range_test): Do not try to fold the range
13210 test if the rhs or lhs has side effects.
13212 * basic-block.h (compute_flow_dominators): Declare.
13214 * gcse.c (alloc_code_hoist_mem): New function.
13215 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
13216 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
13217 (hoist_code, one_code_hoisting_pass): Likewise.
13218 (gcse_main): If optimizing for size, then hoist expressions
13219 computed in multiple dominated basic blocks.
13221 * gcse.c (invalid_nonnull_info): New function.
13222 (delete_null_pointer_checks): Likewise.
13223 * rtl.h (delete_null_pointer_checks): Declare.
13224 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
13226 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
13227 (merge-blocks_move_successor_nojumps): Likewise.
13228 (merge_blocks): Allow merging of some blocks, even if it requires
13229 physical movement of the blocks, but not if it requires new jumps.
13231 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
13232 Callers and prototype changed.
13233 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
13235 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13237 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
13238 -YP when both -p and -pg are present. From i386/sol2.h.
13240 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13242 * Makefile.in (distclean): Delete tm_p.h.
13243 * configure.in: Create a new file, "tm_p.h", from a list in
13244 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
13245 "i386/i386-protos.h".
13247 * alias.c: Include "tm_p.h".
13248 * c-typeck.c: Likewise.
13249 * calls.c: Likewise.
13251 * emit-rtl.c: Likewise.
13252 * explow.c: Likewise.
13253 * expmed.c: Likewise.
13254 * expr.c: Likewise.
13255 * final.c: Likewise.
13256 * flow.c: Likewise.
13257 * fold-const.c: Likewise.
13258 * function.c: Likewise.
13259 * gcse.c: Likewise.
13260 * global.c: Likewise.
13261 * haifa-sched.c: Likewise.
13262 * integrate.c: Likewise.
13263 * jump.c: Likewise.
13264 * local-alloc.c: Likewise.
13265 * loop.c: Likewise.
13266 * optabs.c: Likewise.
13267 * recog.c: Likewise.
13268 * reg-stack.c: Likewise.
13269 * regclass.c: Likewise.
13270 * regmove.c: Likewise.
13271 * reload.c: Likewise.
13272 * reload1.c: Likewise.
13273 * reorg.c: Likewise.
13274 * resource.c: Likewise.
13275 * stmt.c: Likewise.
13276 * stor-layout.c: Likewise.
13277 * toplev.c: Likewise.
13278 * tree.c: Likewise.
13279 * unroll.c: Likewise.
13280 * genattrtab.c (main): Make generated file include "tm_p.h".
13281 * genemit.c (main): Likewise.
13282 * genoutput.c (main): Likewise.
13283 * genrecog.c (main): Likewise.
13285 * i386.h: Delete all prototypes.
13286 * i386.c: Include "tm_p.h".
13287 (ix86_attr_length_default): Call constant_call_address_operand
13288 with correct number of arguments.
13289 * i386-protos.h: New file.
13290 * i386.md (unnamed patterns): Call constant_call_address_operand
13291 with correct number of arguments.
13292 (exception_receiver): Call load_pic_register with correct number
13295 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
13297 * c-pragma.c (mark_align_stack): Dereference the void* properly.
13299 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
13301 * rtl.h (insns_safe_to_move_p): New function.
13302 * loop.c (find_and_verify_loops): Use it.
13303 * rtlanal.c (insns_safe_to_move_p): Define it.
13305 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
13307 * c-pragma.c: Include ggc.h.
13308 * Makefile.in (c-pragma.o): Update.
13310 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13312 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
13313 (LIB_SPEC): Likewise.
13314 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
13315 Reindent -YP/-p/-pg.
13316 Copied from config/sparc/sol2.h.
13318 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
13320 * c-pragma.c (mark_align_stack): New.
13321 (init_pragma): New.
13322 * c-pragma.h (init_pragma): Declare it.
13323 * c-lex.c (init_parse): Call it.
13325 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13327 * configure.in: Pick up thread library on Solaris/x86 just
13328 like on Solaris/sparc.
13329 * configure: Rebuilt.
13331 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
13333 * rtl.h (global_rtx_index): New enum.
13334 (global_rtl): Change to array of rtx.
13335 (pc_rtx, cc0_rtx): Redefine accordingly.
13336 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
13337 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
13338 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
13339 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
13340 (const_int_rtx): Change to array of rtx.
13341 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
13343 * emit-rtl.c (global_rtl): Change to array of rtx.
13344 (const_int_rtx): Change to aray of rtx.
13345 (gen_rtx_CONST_INT): Redefine accordingly.
13346 (init_emit_once): Allocate and initialize global_rtl. Likewise
13347 for const_int_rtx. Add both as GC roots.
13348 * genattrtab.c (global_rtl): Update declaration.
13350 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
13352 * Makefile (USER_H): Add iso646.h back.
13354 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
13356 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
13357 zapping the LOG_LINKS of sched_before_next_call.
13359 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
13360 * pa.c (insn_refs_are_delayed): Renamed from
13361 insn_sets_and_refs_are_delayed.
13363 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
13365 * functiion.h (struct function): Add x_whole_function_mode_p.
13366 (retrofit_block): Declare.
13367 * function.c (retrofit_block): New function.
13368 (identify_blocks): Add assertions. Allow an incomplete set of
13369 block notes if we're still generating code for the function.
13370 * integrate.c: Include loop.h.
13371 (expand_inline_function): Call find_loop_tree_blocks to map block
13372 notes to blocks when in whole-function mode. Use retrofit_block
13373 to insert new BLOCKs for the inlined function, rather than
13375 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
13376 * Makefile.in (integrate.o): Depend on loop.h.
13378 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
13380 * tree.h (warn_about_unused_variables): Declare.
13381 * stmt.c (warn_about_unused_variables): New function, split out
13383 (expand_end_bindings): Here.
13385 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
13387 * stmt.c (preserve_subexpressions_p): Don't crash when
13388 current_function->stmt is unset.
13390 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
13392 * stmt.c (expand_start_bindings): Allow callers to pass a flag
13393 indicating that no NOTE_INSN_BLOCK_BEG note is required.
13394 (expand_start_target_temps): Use it.
13395 * except.c (expand_eh_region_start_for_decl): Likewise.
13396 * expr.c (expand_expr): Likewise.
13398 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
13400 * fold-const.c (operand_equal_p): Pay attention to side effects.
13402 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
13404 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
13405 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
13407 * tlink.c (scan_linker_output): Look for keywords before accepting
13408 a mangled name in quotes.
13410 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
13412 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
13413 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
13415 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
13417 * alpha.md: Revert Thu Nov 26 change that came in through the
13418 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
13419 Avoid earlyclobber when possible.
13421 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13423 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
13425 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
13426 Define HAVE_ON_EXIT.
13428 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13430 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
13431 CTYPE_CONV in all ctype macros.
13433 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
13436 * cexp.y (initialize_random_junk): Likewise.
13438 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
13440 * i370.c (handle_pragma): Likewise.
13442 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
13444 * v850.c (override_options): Likewise.
13446 * doprint.c (_doprnt): Likewise.
13448 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
13451 * fixinc/server.c (load_data): Likewise.
13453 * fold-const.c (real_hex_to_f): Likewise.
13455 * genattr.c (write_upcase, gen_attr): Likewise.
13457 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
13458 write_upcase): Likewise.
13460 * genemit.c (print_code): Likewise.
13462 * genopinit.c (gen_insn): Likewise.
13464 * genpeep.c (print_code): Likewise.
13466 * genrecog.c (print_code): Likewise.
13468 * optabs.c (init_libfuncs): Likewise.
13470 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
13472 * haifa-sched.c (sched_analyze): Keep the list of notes organized
13474 (reemit_notes): Likewise.
13476 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
13478 * ggc.h (ggc_root): Move to ggc-common.c.
13480 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
13481 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
13482 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
13483 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
13484 * ggc-common.c (ggc_root): Move from ggc.h.
13485 (roots): Declare, static.
13486 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
13487 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
13488 null or check/set mark bit.
13489 (ggc_mark_roots): New.
13490 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
13492 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
13494 * m32r.c: Include toplev.h.
13495 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
13496 (gen_compare): Rename swap_p to must_swap to match uses.
13497 Add default abort case.
13498 (m32r_output_function_epilogue): Remove unused variables.
13499 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
13500 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
13501 define to empty parameter list. Update all uses.
13502 (predicate decls): Use enum machine_mode not int.
13503 * m32r.md (movsi): Call abort, not fatal_insn.
13504 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
13506 1999-09-14 Andrew Haley <aph@cygnus.com>
13508 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
13509 use $0 instead of 0.
13511 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13513 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
13514 computation out of loop over hard regs.
13516 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
13518 * function.c (identify_blocks): Don't shadow a variable in an
13520 * integrate.c (integrate_decl_tree): Don't use pushlevel,
13521 pushdecl, or poplevel to build up the new BLOCK tree.
13522 (expand_inline_function): Likewise.
13523 (integrate_parm_decls): Likewise.
13525 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
13527 * c-typeck.c (qualify_type): Merge qualifiers from both types.
13529 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
13531 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
13532 * invoke.texi: Document this change.
13534 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
13536 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
13538 (mark_emit_status): Renamed from mark_emit_state.
13539 * except.c (mark_eh_status): Renamed from mark_eh_state.
13540 Check not null before marking.
13541 (free_eh_status): New.
13542 * expr.c (mark_expr_status, free_expr_status): New.
13543 * function.c (free_machine_status): New.
13544 (free_after_parsing): New.
13545 (free_after_compilation): Move bits to free_after_parsing; call
13546 free_eh_status, free_expr_status; zero the marked members of the
13548 (prepare_function_start): No can_garbage_collect.
13549 Call init_eh_for_function.
13550 (expand_dummy_function_end): Free up current_function state.
13551 (mark_function_status): Renamed from mark_function_state.
13552 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
13553 * function.h (struct function): No can_garbage_collect.
13554 (free_machine_status, free_after_parsing): Declare.
13555 (free_eh_status, free_expr_status): Declare.
13556 * ggc.h (mark_expr_status): Declare.
13557 * stmt.c (free_stmt_status): Free the struct.
13558 (mark_stmt_status): Renamed from mark_stmt_state.
13559 (init_stmt): Don't call init_eh.
13560 (init_stmt_for_function): Don't call init_eh_for_function.
13561 * toplev.c (compile_file): Call init_eh.
13562 (rest_of_compilation): Free basic block info before ggc_collect.
13563 Call free_after_parsing; conditionally call free_after_compilation.
13564 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
13565 Check not null before marking.
13566 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
13568 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
13570 * c-lex.c (yylex): Initialize warn.
13572 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
13574 * pa.c (emit_move_sequence): Properly set the mode of the scratch
13575 register when performing secondary reloads for the SAR register.
13577 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
13579 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
13580 (NOTE_BLOCK): New macro.
13581 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
13582 * function.h (identify_blocks): Change prototype.
13583 * function.c (identify_blocks): Simplify.
13584 (reorder_blocks): Likewise.
13585 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
13586 NOTE_INSN_BLOCK_{BEG,END}.
13587 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
13588 the list of saved notes if the note isn't a
13589 NOTE_INSN_BLOCK_{BEG,END}.
13590 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
13592 (reemit_notes): Adjust recreation of notes to reflect new saved
13594 * print-rtl.c (print_rtx): Print the address of the BLOCK when
13595 printing a block note.
13596 * stmt.c (block_vector): Remove.
13597 (find_loop_tree_blocks): Simplify.
13598 (unroll_block_trees): Likewise.
13599 * tree.h (reorder_block): Change prototype.
13601 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
13603 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
13604 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
13605 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
13606 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
13607 (atexit, exit): Simplify.
13608 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
13609 * config/lots: Remove defns of HAVE_ATEXIT.
13611 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
13613 * calls.c (precompute_arguments): Fix typo in comment.
13614 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
13617 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
13619 * dsp16xx.c (override_options): Fix typos in GC root registration.
13621 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
13623 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
13624 from config/svr4.h.
13625 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
13626 (FUNCTION_PROFILER): Redefine appropriately for Linux.
13627 (CC1_SPEC): Likewise.
13629 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13631 * genattr.c (main): Add extern prototype. Call return, not exit.
13632 * genattrtab.c (main): Likewise.
13633 * gencheck.c (main): Likewise.
13634 * gencodes.c (main): Likewise.
13635 * genconfig.c (main): Likewise.
13636 * genemit.c (main): Likewise.
13637 * genextract.c (main): Likewise.
13638 * genflags.c (main): Likewise.
13639 * gengenrtl.c (main): Likewise.
13640 * genopinit.c (main): Likewise.
13641 * genoutput.c (main): Likewise.
13642 * genpeep.c (main): Likewise.
13643 * genrecog.c (main): Likewise.
13645 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
13646 * genattrtab.c (get_insn_name): Likewise.
13647 * gencodes.c (get_insn_name): Likewise.
13648 * genconfig.c (get_insn_name): Likewise.
13649 * genemit.c (get_insn_name): Likewise.
13650 * genextract.c (get_insn_name): Likewise.
13651 * genflags.c (get_insn_name): Likewise.
13652 * genopinit.c (get_insn_name): Likewise.
13653 * genpeep.c (get_insn_name): Likewise.
13655 * gencheck.c (usage): Add static prototype.
13656 * genextract.c (print_path): Constify a char*.
13657 * genopinit.c (optabs): Likewise.
13658 * genoutput.c (operand_data, data, output_predicate_decls,
13659 compare_operands): Likewise.
13660 * genrecog.c (write_tree): Add default case in switch.
13662 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13664 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
13666 * print-rtl.c (get_insn_name): Remove prototype.
13668 * toplev.h (progname): Declare const.
13670 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
13671 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
13672 dump_sched_info, dump_local_alloc, regset_release_memory,
13673 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
13674 error_with_file_and_line, error_with_decl, error_for_asm, error,
13675 fatal, warning_with_file_and_line, warning_with_decl, warning,
13676 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
13677 Remove redundant prototypes.
13679 (notice, check_lang_option, report_file_and_line, vnotice,
13680 mark_file_stack): Add static prototype.
13681 (set_fatal_function): Add prototype.
13682 (vnotice, report_file_and_line, set_fatal_function,
13683 check_lang_option): Constify a char*.
13684 (main): Prototype. Call return, not exit.
13686 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13688 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
13690 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
13692 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
13694 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
13696 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13698 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
13699 behave as if it's zero in all cases.
13700 (expand_function_start): Adjust call to assign_parms.
13701 * tree.h (assign_parms): Adjust prototype.
13702 * objc/objc-act.c (hack_method_prototype): Adjust call to
13705 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
13707 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
13708 arg_pointer_rtx fixed if the argument pointer register is
13710 (NONZERO_BASE_PLUS_P): Likewise.
13712 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
13714 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
13715 match_insn2 to match_insn.
13716 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
13718 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
13720 * Makefile.in (USER_H): Remove va-foo.h.
13722 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
13723 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
13724 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
13725 va-spur.h,va-v850.h}: Remove.
13727 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
13729 * sparc/sparc.md (eligible_for_return_delay): New attribute.
13730 (in_return_delay): Use it instead of match_insn.
13732 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13734 * config/alpha/va_list.h (va-alpha.h): Do not include.
13735 (__gnuc_va_list): Typedef as in varargs.h.
13737 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
13739 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
13740 DECL_LIVE_RANGE_RTL.
13742 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
13744 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
13745 not NOTE_BLOCK_NUMBER.
13746 (expand_eh_region_end): Likewise.
13747 (find_exception_handler_labels): Likewise.
13748 (scan_region): Likewise.
13749 (exception_optimize): Likewise.
13750 (update_rethrow_references): Likewise.
13751 (set_insn_eh_region): Likewise.
13752 * final.c (final_scan_insn): Likewise.
13753 * flow.c (make_edges): Likewise.
13754 * integrate.c (expand_inline_function): Likewise.
13755 * print-rtl.c (print_rtx): Likewise.
13757 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
13759 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
13760 terms of builtin functions and types.
13762 * mips.c (mips_build_va_list): New.
13763 (mips_va_start, mips_va_arg): New.
13764 * mips.h (BUILD_VA_LIST_TYPE): New.
13765 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
13767 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
13768 (sh_build_va_list, sh_va_start, sh_va_arg): New.
13769 * sh.h (BUILD_VA_LIST_TYPE): New.
13770 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
13772 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
13774 * recog.h (struct recog_data): Make dup_num, operand_address_p,
13775 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
13776 (struct insn_data): Likewise with n_operands, n_dups,
13777 n_alternatives, output_format.
13778 * regclass.c (scan_one_insn): Cast n_operands to int before
13779 arithmetic inside comparison.
13781 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
13783 * toplev.c (compile_function): Unconditionally emit nop.
13785 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13787 * haifa-sched.c (actual_hazard): Move declaration of variable
13788 `this_cost' into the scope where it is used.
13790 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13792 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
13793 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
13794 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
13796 * genrecog.c (make_insn_sequence): Call memset, not bzero.
13798 * jump.c (find_insert_position): Don't declare or define unless
13799 !HAVE_conditional_arithmetic.
13800 (returnjump_p_1, delete_prior_computation): Add static prototypes.
13802 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
13804 * recog.c (offsettable_address_p): Prototype function pointer.
13805 (preprocess_constraints): Call memset, not bzero.
13807 * tree.c (tree_node_kind_names): Constify a char*. Make static.
13808 (gcc_obstack_init): Don't declare.
13809 (fix_sizetype): Add static prototype.
13810 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
13811 (tree_cons): Call memset, not bzero.
13813 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
13814 definition in macro ASM_WEAKEN_LABEL.
13815 (mark_const_hash_entry): Add static prototype.
13817 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13819 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
13821 * unroll.c (find_common_reg_term, subtract_reg_term,
13822 loop_find_equiv_value): Add static prototypes.
13823 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
13824 (copy_loop_body): Remove unreachable break statement.
13826 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
13828 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
13830 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13832 Undo some changes from the gcc2 merge:
13833 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
13834 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
13838 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
13839 * emit-rtl.c (gen_lowpart_common): Disable optimization of
13840 initialized float-int union if the value is a NaN.
13842 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
13844 * gthr-win32.h: New file.
13846 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
13847 shared as a valid attribute.
13848 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
13849 * extend.texi: Document `shared' variable attribute.
13851 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
13853 * configure.in: Handle --enable-threads on FreeBSD.
13854 * configure: Rebuit.
13856 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13858 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
13860 * configure: Rebuilt.
13862 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
13863 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
13864 Rosimildo DaSilva <rdasilva@connecttel.com>
13866 * configure.in (m68k-*-rtemscoff*): Added.
13867 * configure.in (mips64orion-*-rtems*): Converted to ELF.
13868 * configure.in (sparc-*-rtemsaout*): Added as alias for old
13869 sparc-rtems configuration.
13870 * configure.in (sparc-*-rtemself*): Added.
13871 * configure.in (sparc-*-rtems*): Now ELF not a.out.
13872 * config/i386/rtems.h: Added comment.
13873 * config/sparc/rtemself.h: New file.
13875 * configure.in (m68k-rtemself): Added.
13876 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
13877 and DWARF_DEBUGGING_INFO.
13878 * config/m68k/crti.s: New file.
13879 * config/m68k/crtn.s: New file.
13880 * config/m68k/t-crtstuff: New file.
13881 * config/m68k/rtemself.h: New file.
13883 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
13884 global ctor/dtor and C++ exception handling.
13885 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
13886 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
13888 * config/i386/t-rtems-i386: New File.
13890 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
13892 * stmt.c (expand_end_case): Return right away if the case stack is
13895 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
13897 * Makefile.in (version.c): Remove rule incorrectly brought in from
13900 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
13902 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
13903 * msdos/top.sed: Take into account a prepended $(SHELL) to
13905 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
13907 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
13909 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13911 * regmove.c (fixup_match_1): Don't change an unchanging register.
13912 (stable_but_for_p): Renamed to:
13913 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
13914 Changed all callers.
13916 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
13918 * loop.c (strength_reduce): Don't call reg_used_between_p if the
13919 insn from BL2 is after the insn from BL.
13921 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
13923 * recog.h (INSN_OUTPUT_FORMAT_*): New.
13924 (struct insn_data): Merge `template' and `outfun' into `output'.
13925 Add `output_format'.
13926 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
13927 (struct data): Remove `outfun'; add `output_format'.
13928 (name_for_index): Remove declaration.
13929 (output_insn_data): Handle output formats.
13930 (process_template): Emit the bare array for @.
13931 (gen_expand, gen_split): Set output_format to NONE.
13932 * output.h (get_insn_template): Declare.
13933 * final.c (get_insn_template): New.
13934 (final_scan_insn): Use it.
13935 * toplev.c (compile_file): Likewise.
13937 * c4x/c4x.c (c4x_process_after_reload): Likewise.
13938 * i860/i860.c (output_delayed_branch): Likewise.
13939 (output_delay_insn): Likewise.
13941 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13943 * rtl.c (obstack_alloc_rtx): Removed.
13945 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
13947 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
13949 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
13951 * i386.c (call_insn_operand): Reject const_int.
13952 (expander_call_insn_operand): Use call_insn_operand.
13954 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13956 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
13958 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
13960 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
13961 Use DImode operation.
13963 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
13965 * gcc.c: Include sys/resource.h.
13966 (report_times): New flag.
13967 (execute): If report_times is set, calculate and report the
13968 CPU time consumed by each subprocess.
13970 (rus, prus): New globals.
13971 (option_map): Add --time.
13972 (display_help): Document -time.
13973 (process_command): Set report_times if -time is given.
13974 Turn off -pipe if -time is given.
13976 * invoke.texi: Document new option -time.
13978 * configure.in: Check for getrusage. Check if we have to
13979 prototype getrusage.
13980 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
13981 * configure: Regenerate.
13982 * config.in: Regenerate.
13984 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
13986 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
13989 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
13991 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
13992 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
13993 (nan): Return _thenan_sf or _thenan_df as appropriate.
13994 (L_thenan_sf): Define _thenan_sf.
13995 (L_thenan_df): Define _thenan_df.
13997 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
13998 (DPBIT_FUNCS): Add _thenan_df.
14000 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
14002 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
14005 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14007 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
14010 (lang_specific_driver): Don't take a function pointer parameter.
14011 All callers changed.
14013 * gcc.c: Include gcc.h.
14014 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
14015 lang_specific_extra_outfiles, fatal): Don't declare.
14016 (multilib_defaults_raw): Constify.
14017 (read_specs): Call memset, rather than bzero.
14018 (main): Call return, not exit.
14019 (lookup_compiler): Call memcpy, not bcopy.
14020 (fatal): Make extern.
14022 * cppspec.c: Include gcc.h.
14023 (lang_specific_driver): Initialize variable `quote'. Constify a
14024 char*. All calls to the function pointer parameter now
14025 explicitly call `fatal'.
14027 * gccspec.c (lang_specific_driver): Include gcc.h.
14029 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
14031 * arm.c (note_invalid_constants): Use recog_data.operand_type
14034 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14036 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
14039 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
14040 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
14041 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
14042 reload_secondary_in_reload, reload_secondary_out_reload,
14043 reload_secondary_in_icode, reload_secondary_out_icode,
14044 reload_reg_rtx, reload_when_needed): Delete declarations.
14045 (struct reload): New structure.
14046 (rld): Declare new array.
14047 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
14048 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
14049 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
14050 reload_secondary_in_reload, reload_secondary_out_reload,
14051 reload_secondary_in_icode, reload_secondary_out_icode,
14052 reload_reg_rtx, reload_when_needed): Delete definitions.
14054 (whole file): Replace uses of the deleted arrays with uses of rld.
14055 * reload1.c (whole file): Replace uses of the deleted arrays with
14057 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
14058 explicit loops, not with bcopy.
14060 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
14062 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
14063 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
14064 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
14065 insn_name): Delete and consolidate into new structures.
14066 (insn_operand_predicate_fn): New.
14067 (insn_output_fn): New.
14068 (insn_gen_fn): New.
14069 (struct insn_operand_data): New.
14070 (struct insn_data): New.
14072 (OUT_FCN): Update for insn_data change.
14073 * builtins.c (expand_builtin_strlen): Likewise.
14074 (expand_builtin_memcmp): Likewise.
14075 * combine.c (make_extraction, simplify_comparison): Likewise.
14076 * cse.c (canon_reg, cse_insn): Likewise.
14077 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
14078 * expmed.c (store_bit_field, extract_bit_field): Likewise.
14079 (emit_store_flag): Likewise.
14080 * expr.c (convert_move, emit_block_move): Likewise.
14081 (clear_storage, emit_push_insn, expand_increment): Likewise.
14082 (do_store_flag): Likewise.
14083 * expr.h (GEN_FCN): Likewise.
14084 (insn_gen_function): Die.
14085 * final.c (final_scan_insn): Update for insn_data change.
14086 (output_asm_name): Likewise.
14087 * function.c (fixup_var_refs_1): Likewise.
14088 * loop.c (check_dbra_loop): Likewise.
14089 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
14090 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
14091 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
14092 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
14093 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
14094 * regmove.c (gen_add3_insn): Likewise.
14095 * reload.c (push_secondary_reload, combine_reloads): Likewise.
14096 (find_reloads, find_reloads_address_1): Likewise.
14097 (debug_reload_to_stream): Likewise.
14098 * reload1.c (emit_reload_insns, gen_reload): Likewise.
14099 * stmt.c (expand_end_case): Likewise.
14100 * toplev.c (compile_file): Likewise.
14102 * c4x/c4x.c (c4x_process_after_reload): Likewise.
14103 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
14105 * print-rtl.c (insn_name_ptr): Remove declaration.
14106 (get_insn_name): Declare.
14107 (print_rtx): Use it.
14108 * genoutput.c (insn_name_ptr): Remove.
14109 (next_operand_number): New.
14110 (struct operand_data): New.
14111 (null_operand, odata, odata_end): New.
14112 (struct data): Use struct operand_data.
14113 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
14114 (get_insn_name): Renamed from name_for_index.
14115 (output_prologue): Define NO_MD_PROTOTYPES.
14116 (output_predicate_decls): Break out from output_epilogue.
14117 Iterate over the operands list.
14118 (output_operand_data): Break out from output_epilogue. Emit
14119 just the operands list.
14120 (output_insn_data): Break out from output_epilogue. Emit just
14122 (output_epilogue): Remove.
14123 (output_get_insn_name): New.
14124 (constraints, op_n_alternatives, predicates, address_p): Die.
14125 (modes, strict_low, seen): Die.
14126 (scan_operands): Take new param `d' instead of writing to
14127 seven global variables.
14128 (compare_operands): New.
14129 (place_operands): New.
14130 (validate_insn_alternatives): Update for struct data change.
14131 (gen_insn): Don't zero or copy 7 global arrays. Update for
14132 scan_operands; call place_operands.
14133 (gen_peephole, gen_expand, gen_split): Likewise.
14134 (main): Update for new output routines.
14136 * genattr.c (insn_name_ptr): Remove.
14137 (get_insn_name): New function.
14138 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
14139 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
14140 * genrecog.c: Likewise.
14142 * alpha.md (adddi3): Make `pattern' array static.
14144 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14146 * config/c4x/c4x.h (c4x_rpts_cycles_string,
14147 c4x_cpu_version_string): Constify char *.
14148 * config/c4x/c4x.c (c4x_rpts_cycles_string,
14149 c4x_cpu_version_string): Likewise.
14151 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
14153 * tree.c (save_tree_status): Revert 10 Sep change.
14154 (restore_tree_status): Likewise. Call obstack_free with NULL
14155 before freeing the obstack proper.
14157 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
14159 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
14161 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
14162 surrounding context.
14164 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
14166 * tree.c (type_hash_canon): Put all types in the hash-table, when
14169 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
14171 * recog.h (struct recog_data, recog_data): New.
14172 (recog_foo variables): Kill.
14173 * recog.c (recog_operand, recog_operand_loc): Kill.
14174 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
14175 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
14176 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
14177 (recog_data): Define.
14178 (extract_insn): Update all recog_foo references to use recog_data.
14179 (preprocess_constraints, constrain_operands): Likewise.
14180 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
14181 * genattrtab.c (main): Likewise.
14182 * genextract.c (main): Likewise.
14183 * genoutput.c: Likewise.
14184 * genrecog.c (write_subroutine, main): Likewise.
14185 * local-alloc.c (block_alloc): Likewise.
14186 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
14187 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
14188 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
14189 * reload.c (find_reloads, find_reloads_toplev): Likewise.
14190 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
14191 (reload_cse_simplify_operands): Likewise.
14193 * arc/arc.c (arc_final_prescan_insn): Likewise.
14194 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
14195 * h8300/h8300.c (notice_update_cc): Likewise.
14196 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
14197 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
14198 * mn10200/mn10200.c (notice_update_cc): Likewise.
14199 * mn10300/mn10300.c (notice_update_cc): Likewise.
14200 * romp/romp.c (update_cc): Likewise.
14201 * sparc/sparc.c (check_pic): Likewise.
14202 * v850/v850.c (notice_update_cc): Likewise.
14204 * genemit.c (main): Don't declare recog_operand.
14206 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
14208 * ggc.h (rtvec_def): Forward declare.
14209 (tree_node): Likewise.
14210 (ggc_root): Define.
14212 (ggc_set_mark_rtx): Add prototype.
14213 (ggc_set_mark_rtvec): Likewise.
14214 (ggc_set_mark_tree): Likewise.
14215 * ggc-simple.c (ggc_root): Don't define.
14216 (roots): Don't declare.
14217 (ggc_mark_rtx): Remove.
14218 (ggc_mark_rtvec): Likewise.
14219 (ggc_mark_tree): Likewise.
14220 (ggc_mark_varray): Likewise.
14221 (ggc_mark_tree_hash_table_entry): Likewise.
14222 (ggc_mark_tree_hash_table): Likewise.
14223 (ggc_set_mart_rtx): New function.
14224 (ggc_set_mark_rtvec): Likewise.
14225 (ggc_set_mark_tree): Likewise.
14226 (ggc_add_root): Remove.
14227 (ggc_add_rtx_root): Likewise.
14228 (ggc_remove_tree_root): Likewise.
14229 (ggc_add_string_root): Likewise.
14230 (ggc_add_tree_varray_root): Likewise.
14231 (ggc_add_tree_hash_table_root): Likewise.
14232 (ggc_del_root): Likewise.
14233 (ggc_mark_rtx_ptr): Likewise.
14234 (ggc_mark_tree_ptr): Likewise.
14235 (ggc_mark_string_ptr): Likewise.
14236 (ggc_mark_tree_varray_ptr): Likewise.
14237 (ggc_mark_tree_hash_table_ptr): Likewise.
14238 * ggc-common.c: New file.
14239 * Makefile.in (OBJS): Add ggc-common.o.
14240 (ggc-common.o): List dependencies.
14242 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
14244 * cppalloc.c (xstrdup): Use memcpy.
14245 * cpperror.c (cpp_print_containing_files): Don't use
14247 * cpplib.c (conditional_skip): Set temp->lineno.
14248 (do_endif): Make error message less obscure.
14249 (if_directive_name): New function.
14250 (cpp_get_token [case EOF]): Unwind the if stack and generate
14251 error messages for each unterminated conditional in this file.
14252 (parse_string): Do not behave differently if -traditional.
14254 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
14256 * builtins.c (expand_builtin_va_arg): Cope with an array-type
14257 va_list decomposing to pointer-type.
14258 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
14259 (rs6000_va_arg): Likewise.
14261 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
14263 * except.c (start_dynamic_handler): Compute size using
14264 STACK_SAVEAREA_MODE.
14266 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14268 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
14269 include directory headers. Don't define strrchr. Don't provide
14270 my_* replacement functions. Prefer PTR over `pointer_type'.
14271 Don't prototype system functions. Don't redefine getopt.
14273 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
14274 safe_read, safe_write, save_pointers, restore_pointers,
14275 is_id_char, in_system_include_dir, directory_specified_p,
14276 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
14277 find_corresponding_lparen, referenced_file_is_newer,
14278 save_def_or_dec, munge_compile_params, gen_aux_info_file,
14279 process_aux_info_file, identify_lineno, check_source,
14280 seek_to_line, forward_to_next_token_char, output_bytes,
14281 output_string, output_up_to, other_variable_style_function,
14282 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
14283 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
14284 find_static_definition, connect_defs_and_decs, add_local_decl,
14285 add_global_decls, needs_to_be_converted, visit_each_hash_node,
14286 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
14287 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
14288 scan_for_missed_items, edit_file, string_list_cons): Add static
14290 (standard_exec_prefix, target_machine, target_version,
14291 default_syscalls_dir, string_list, string_list_cons, find_file,
14292 do_cleaning): Constify a char*.
14293 (safe_read, safe_write): Use PTR, not a char*.
14294 (is_id_char): Take an int, not a char.
14295 (main): Add prototype. Call return, not exit.
14297 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
14299 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
14300 when comparing types.
14302 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
14304 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
14305 (strength_reduce): Release the varrays from the no-bivs early exit.
14307 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
14308 the loop over the registers.
14310 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
14312 (restore_tree_status): Check that instead when freeing the obstack.
14314 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
14316 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
14319 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14321 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
14322 operand size modifiers.
14324 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14326 * c-common.c (c_common_nodes_and_builtins): Don't build
14328 * c-common.h (enum c_tree_index and related accesor macros): Remove
14329 everything now declared in tree.h.
14330 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
14331 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
14332 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
14333 (error_mark_node, void_type_node, char_type_node, integer_type_node,
14334 unsigned_type_node, ptr_type_node, va_list_type_node,
14335 integer_zero_node, null_pointer_node, integer_one_node): Delete.
14336 (init_decl_processing): Call build_common_tree_nodes and
14337 build_common_tree_nodes_2 instead of building their nodes here.
14338 Don't add roots for these nodes.
14339 * stor-layout.c (size_zero_node, size_one_node): Delete.
14340 (set_sizetype): Make a new node for bitsizetype each time.
14341 * tree.c (global_trees): New variable.
14342 (init_obstacks): Add a gc root for it.
14343 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
14344 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
14345 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
14346 (build_common_tree_nodes): New function.
14347 (fix_sizetype): New function.
14348 (build_common_tree_nodes_2): New function.
14349 * tree.h (enum tree_index): New.
14350 (global_trees): Declare.
14351 Add accessor macros for all nodes now moved to global_trees.
14352 Delete their declarations.
14354 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
14356 * c-decl.c (finish_function): When processing a nested function,
14357 push and pop GC context around rest_of_compilation.
14359 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
14361 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
14362 Default ix86_arch to PROCESSOR_I386.
14363 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
14364 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
14365 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
14366 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
14367 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
14368 (EXTRA_SPECS): Remove deleted specs.
14370 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
14372 * function.c (assign_stack_local_1): Allocate from
14373 function->x_frame_offset, not frame_offset.
14375 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
14377 * ggc.h (lang_cleanup_tree): Remove.
14378 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
14379 * ggc-callbacks.c (lang_cleanup_tree): Remove.
14381 * c-decl.c (finish_struct): Use ggc_alloc to allocate
14382 TYPE_LANG_SPECIFIC when garbage collecting.
14383 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
14384 (lang_cleanup_tree): Remove.
14386 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
14388 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
14389 * crtstuff.c: Not here.
14390 * dwarf2out.c: Or here.
14391 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
14394 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
14396 * function.h (free_after_compilation): Remove decl parameter.
14397 (free_varasm_status0: Likewise.
14398 (free_emit_status): Likewise.
14399 (free_stmt_status): Likewise.
14400 (free_after_compilation): Likewise.
14401 (init_lang_status): New variable.
14402 (free_lang_status): Likewise.
14403 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
14404 * function.c (init_lang_status): New variable.
14405 (free_lang_status): Likewise.
14406 (push_function_context_to): Don't set function::decl here.
14407 (free_after_copmilation): Make decl parameter implicit. Call
14408 free_lang_status if defined.
14409 (prepare_function_start): Call init_lang_status if defined.
14410 (init_function_start): Set function::decl here.
14411 * profile.c (output_func_start_profiler): Don't call pushdecl
14412 until we've actually started the function.
14413 * stmt.c (free_stmt_status): Make decl parameter implicit.
14414 * toplev.c (rest_of_compilation): Don't pass decl to
14415 free_after_compilation.
14416 * varasm.c (free_varasm_status): Likewise.
14418 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14420 * except.c (call_get_eh_context): Add root when allocating static
14423 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
14425 * arm.c: Include "ggc.h".
14426 (arm_add_gc_roots): New function.
14427 (arm_override_options): Call it.
14428 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
14430 * arm.md (define_asm_attributes): Add a pool_range attribute.
14432 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
14434 * extend.texi (Volatiles): New node.
14436 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
14438 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
14439 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
14440 (struct ggc_any): Replace `mark' with `magic_mark'.
14441 (ggc_alloc_string): Use memcpy, not bcopy.
14442 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
14443 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
14444 (ggc_free_any): New.
14445 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
14446 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
14447 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
14448 Use IS_MARKED. Use ggc_free_any.
14450 1999-09-09 Scott Bambrough <scottb@netwinder.org>
14452 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
14454 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
14456 * toplev.c (main): Always init_ggc.
14458 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
14460 * except.c (find_all_handler_type_matches): Free the list if
14461 we found no matches.
14463 * combine.c (SUBST): Break out to a real function do_SUBST.
14464 (SUBST_INT): Likewise.
14465 * gcse.c (free_pre_mem): Free `temp_bitmap'.
14466 (pre_insert): Free `inserted'.
14467 * loop.c (basic_induction_var): Always set `location'.
14469 * function.c (expand_function_end): Add initial_trampoline as a root.
14470 * rtl.h (init_varasm_once): Declare.
14471 * toplev.c (compile_file): Call it.
14472 * ggc-simple.c (ggc_mark_string_ptr): New.
14473 (ggc_add_string_root): New.
14474 (ggc_collect): Disable collection avoidance temporarily.
14475 * ggc.h (ggc_add_string_root): Declare.
14476 * except.c (create_rethrow_ref): Use ggc_alloc_string.
14477 * optabs.c (init_libfuncs): Likewise.
14478 * varasm.c (named_section): Use ggc_alloc_string.
14479 (make_function_rtl): Likewise.
14480 (make_decl_rtl): Likewise.
14481 (assemble_static_space): Likewise.
14482 (assemble_trampoline_template): Likewise.
14483 (output_constant_def): Likewise.
14484 (force_const_mem): Likewise.
14485 (mark_const_hash_entry): New.
14486 (mark_pool_sym_hash_table): New.
14487 (mark_varasm_state): Use it.
14488 (init_varasm_once): New.
14490 * expr.h (init_one_libfunc): Declare.
14491 * optabs.c (init_one_libfunc): New.
14492 (init_optabs): Use it.
14493 * config/gofast.h: Likewise.
14494 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
14495 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
14497 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
14499 * Makefile.in (cppexp.o): Depend on cpphash.h.
14500 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
14502 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
14503 * cpplib.c (do_define): Generalise to handle poisoned definitions,
14504 redefining poisoned identifiers, etc.
14505 (do_undef): Don't allow poisoned identifiers to be undefined.
14506 (do_pragma): Add #pragma poison.
14507 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
14509 * cccp.c: Add T_POISON node type.
14510 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
14512 (do_define): Generalise to handle poisoned definitions,
14513 redefining poisoned identifiers, etc.
14514 (do_undef): Don't allow poisoned identifiers to be undefined.
14515 (do_pragma): Add #pragma poison.
14516 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
14518 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
14519 * c-pragma.h: Add ps_poison state. We now always have generic
14522 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
14524 * ggc.h (ggc_alloc): New function.
14525 (ggc_mark): Likewise.
14526 * ggc-simple.c (ggc_any): New structure.
14527 (ggc_status): Add anys.
14528 (n_anys_collected): New variable.
14529 (ggc_alloc): Define.
14530 (ggc_mark): Likewise.
14531 (ggc_collect): Collect the anys.
14533 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14535 * c-decl.c (mark_binding_level): Make static to match prototype.
14537 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
14539 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
14541 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
14543 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
14544 will use into account. Expand the max width to 5.
14547 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
14549 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
14550 for the rtx length.
14552 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
14554 * alpha.md (call value patterns): Remove the result predicates.
14556 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
14558 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
14561 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14563 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
14564 changed from extern char *, to extern PTR. Also fix typo in
14565 NEED_DECLARATION_REALLOC test.
14567 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
14569 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14571 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
14572 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
14573 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
14574 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
14576 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
14578 * cccp.c (pcfinclude): Likewise.
14580 * global.c (allocno_compare): Likewise.
14582 * haifa-sched.c (rank_for_schedule): Likewise.
14584 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
14586 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
14588 * stupid.c (stupid_reg_compare): Likewise.
14590 * tree.c (_obstack_allocated_p): Likewise.
14592 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
14594 1999-09-08 Bruce Korb autogen@linuxbox.com
14596 * Makefile.in: Give the hapless gperf user a hint about
14597 why "gperf -F" fails.
14599 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
14601 * lists.c: Include ggc.h.
14603 (init_EXPR_INSN_LIST_cache): Install it.
14605 * ggc-simple.c (init_ggc): Absorb the old init.
14606 (ggc_push_context): Use xcalloc.
14607 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
14608 (ggc_collect): Add [rvts] tags to the collection stats.
14610 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
14612 * cccp.c (main): Fix handling of -include and -imacros options.
14614 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
14616 * cpplib.c (cpp_push_buffer): Fix order of arguments.
14618 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14620 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
14623 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
14625 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
14626 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
14627 and SET_DEST. Update comment.
14629 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14631 * config/c4x/c4x.c: Include ggc.h.
14632 (c4x_add_gc_roots): New function.
14633 (c4x_override_options): Call c4x_add_gc_roots.
14635 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
14637 * defaults.h (TARGET_ESC): Move ...
14638 * system.h: ... here, where Linas had it in the first place. Silly me.
14640 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
14642 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
14643 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
14644 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
14645 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
14646 * defaults.h (TARGET_ESC): Add default.
14648 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
14650 * configure.in: add i370-*-openedition, i370-*-mvs and
14651 i370-*-linux targets
14653 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
14655 * dsp16xxx.c: Include ggc.h
14656 (override_options): Mark GC roots.
14657 * mn10200.c: Include ggc.h.
14658 (asm_file_start): Mark GC roots.
14659 * tahoe.c: Include ggc.h.
14660 (extensible_operand): Mark GC roots.
14662 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
14664 * README: Add section discussing status of ELF ABI.
14665 * i370.c: Fix misc spelling mistakes.
14666 (i370_label_scan): Updated notes, exception handling.
14667 (i370_function_prolog): Simplify ELF stack handling.
14668 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
14669 (STACK_GROWS_DOWNWARD): ELF stack grows down.
14670 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
14671 * i370.md: (movdi): Add notes.
14672 (floatsidf2): Use stack not rtca for scratch float area.
14673 (iorsi3): Correct operand constraints.
14674 * x-oe: Restore TAROUTOPTS which are used by pax.
14676 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
14678 * rs6000.c: Include ggc.h.
14679 (rs6000_add_gc_roots): New function.
14680 (override_options): Call it.
14682 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
14684 * alpha.h (alpha_compare): New.
14685 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
14686 * alpha.c: Likewise for the definitions.
14687 (alpha_emit_conditional_branch): Update for alpha_compare.
14688 (alpha_emit_conditional_move): Likewise.
14689 * alpha.md (cmpdf, cmpdi): Likewise.
14690 (setcc patterns): Likewise. Zero alpha_compare after use.
14691 (sne): Optimize (x != 0) into (0U < x).
14693 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
14695 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
14696 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
14697 (INIT_EXPANDERS): Remove.
14698 * alpha.c: Include ggc.h.
14699 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
14700 (alpha_init_machine_status, alpha_mark_machine_status): New.
14701 (override_options): Install them.
14702 (struct machine_function): Moved to alpha.h.
14703 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
14704 (alpha_init_expanders): Remove.
14705 (alpha_return_addr): Adjust to use current_function->machine.
14706 (alpha_ra_ever_killed): Likewise.
14707 (alpha_expand_epilogue): Likewise.
14708 * alpha.md (eh_epilogue): Likewise.
14710 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
14711 Melissa O'Neill <oneill@cs.sfu.ca>
14712 Geoffrey Keating <geoffk@cygnus.com>
14714 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
14715 call-used registers (call-saved registers must still be contiguous
14716 and end with r31, of course).
14718 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
14720 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
14721 (self_promoting_type_p): Delete.
14722 (self_promoting_args_p): Move ...
14723 * c-common.c: ... here.
14724 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
14725 (simple_type_promotes_to): New.
14726 * builtins.c (lang_type_promotes_to): New.
14727 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
14728 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
14729 * c-common.h: ... here.
14730 (self_promoting_args_p, simple_type_promotes_to): Declare.
14731 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
14732 (grokdeclarator): Likewise.
14733 * tree.h (lang_type_promotes_to): Declare.
14735 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
14737 Add some machine-dependent GC roots.
14738 * sparc.c: Include ggc.h.
14739 (sparc_add_gc_roots): New function.
14740 (mark_ultrasparc_pipeline_state): Likewise.
14741 (override_options): Call sparc_add_gc_roots.
14742 * pa.c: Include ggc.h.
14743 (pa_add_gc_roots): New function.
14744 (mark_deferred_plabels): Likewise.
14745 (override_options): Call pa_add_gc_roots.
14746 * mips.c: Include ggc.h.
14747 (mips_add_gc_roots): New function.
14748 (override_options): Use it.
14750 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14752 * cpperror.c (cpp_file_line_for_message): Constify a char*.
14754 * cppexp.c (parse_number, parse_charconst, cpp_lex,
14755 cpp_parse_expr): Add static prototypes.
14756 (parse_charconst): Don't cast away const-ness.
14757 (token): Constify a char*.
14759 * cppfiles.c (file_name_list, include_hash, find_include_file,
14760 finclude, initialize_input_buffer): Constify a char*.
14761 (file_cleanup, find_position): Add static prototypes.
14763 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
14764 collect_expansion): Add static prototypes.
14765 (cpp_install, create_definition, monthnames): Constify a char*.
14767 * cpphash.h (cpp_install): Likewise.
14769 * cppinit.c (known_suffixes, default_include,
14770 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
14771 (base_name, dump_special_to_buffer, initialize_dependency_output):
14772 Add static prototypes.
14774 * cpplib.c (my_strerror): Constify a char*.
14775 (null_underflow, null_cleanup, skip_comment, copy_comment,
14776 copy_rest_of_line, handle_directive, pass_thru_directive,
14777 get_directive_token, read_line_number, cpp_print_file_and_line,
14778 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
14779 v_cpp_warning_with_line, detect_if_not_defined,
14780 consider_directive_while_skipping): Add static prototypes.
14781 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
14782 cpp_pedwarn_with_file_and_line): Constify a char*.
14784 * cpplib.h (cpp_options, include_hash, progname, definition,
14785 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
14786 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
14787 find_include_file, deps_output, include_hash): Constify a char*.
14789 * cppmain.c (progname): Constify.
14790 (main): Add prototype. Use return, not exit.
14792 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
14793 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
14794 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
14795 check_protection): Add static prototype.
14797 (progname, recognized_macrom, recognized_extern): Constify a char*.
14798 (main): Add prototype.
14800 * gen-protos.c (progname): Constify a char*.
14802 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
14804 * emit-rtl.c (free_emit_status): Take decl as a parameter.
14805 (init_emit_once): Add more GC roots.
14806 * except.c (mark_func_eh_entry): New function.
14807 (mark_eh_node): Mark false_label and rethrow_label.
14808 (init_eh): Add more GC roots.
14809 * function.c (free_after_compilation): Take decl as a paramter.
14810 Call free_stmt_status.
14811 (mark_function_state): Don't assume x_parm_reg_stack_loc is
14813 * function.h (free_after_compilation): Change prototype.
14814 (free_varasm_status): Likewise.
14815 (free_emit_status): Likewise.
14816 (free_stmt_status): New function.
14817 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
14818 Remove, replacing with ...
14819 (ggc_status): New structure.
14820 (ggc_chain): New variable.
14821 (init_gcc): Define.
14822 (ggc_push_context): New function.
14823 (ggc_pop_context): Likewise.
14824 (ggc_alloc_rtx): Adjust for use of ggc_chain.
14825 (ggc_alloc_rtvec): Likewise.
14826 (ggc_alloc_tree): Likewise.
14827 (ggc_alloc_string): Likewise.
14828 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
14829 (ggc_mark_tree): Give language-dependent code a chance to mark
14831 (ggc_mark_tree_varray): Handle empty arrays.
14832 (ggc_collect): Adjust for use of ggc_chain. Clear
14833 bytes_alloced_since_last_gc.
14834 * ggc.h (ggc_pop_context): New function.
14835 (ggc_push_context): Likewise.
14836 * print-tree.c (print_node): Don't print obstacks when GC'ing.
14837 * stmt.c (free_stmt_status): New function.
14838 (init_stmt_for_function): Clear last_expr_value.
14839 * toplev.c (rest_of_compilation): Always call free_after_compilation.
14840 Conditionalize call to ggc_collect.
14841 (main): Call init_ggc.
14842 * tree.c (push_obstacks): Do the push, even when GC'ing.
14843 (push_obstacks_nochange): Likewise.
14844 (pop_obstacks): Liekwise.
14845 * varasm.c (free_varasm_status): Take decl as a parameter.
14847 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
14849 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
14850 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
14851 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
14852 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
14854 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
14856 * pa/x-pa-mpeix: New file for the MPE port.
14858 * pa/quadlib.asm: New file for long double support.
14860 * configure.in: Add hppa1.0-*-mpeix for MPE port.
14861 * configure: Rebuilt.
14863 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
14865 * final.c (shorten_branches): Fix last change.
14867 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
14869 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
14871 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
14873 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
14876 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14878 * c-aux-info.c (concat): Don't define.
14880 * cccp.c (my_strerror): Likewise. All callers changed to use
14882 (do_include): Call xstrdup, not xmalloc/strcpy.
14883 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
14884 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
14886 * collect2.c (my_strsignal): Likewise. All callers changed to use
14888 (locatelib): Call xstrdup, not xmalloc/strcpy.
14890 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
14892 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
14894 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
14896 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
14898 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
14900 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
14902 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
14904 (find_all_handler_type_matches): Likewise. Don't check return
14906 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
14907 xmalloc, not malloc.
14908 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
14910 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
14911 (init_spec): Call xcalloc, not xmalloc/bzero.
14912 (set_spec): Call xstrdup, not save_string.
14913 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
14914 (find_a_file): Call xstrdup, not xmalloc/strcpy.
14915 (process_command): Call xstrdup, not save_string.
14916 (main): Call xcalloc, not xmalloc/bzero.
14918 * gcov.c (xmalloc): Don't define.
14919 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
14920 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
14921 (output_data): Call xcalloc, not xmalloc/bzero.
14923 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
14925 * mips-tdump.c (xmalloc): Don't define.
14926 (print_symbol): Call xmalloc, not malloc.
14927 (read_tfile): Call xcalloc, not calloc.
14929 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
14930 Don't define. All callers of xfree/my_strsignal changed to use
14931 free/strsignal instead.
14932 (allocate_cluster): Call xcalloc, not calloc.
14934 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
14935 Fix memory leak, free allocated memory.
14937 * prefix.c (translate_name): Call xstrdup, not save_string.
14938 (update_path): Likewise.
14940 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
14942 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
14943 Don't define. Callers of xfree/savestring2 changed to use
14944 free/concat instead.
14946 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
14947 (init_elim_table): Likewise.
14949 * resource.c (init_resource_info): Likewise.
14951 * stupid.c (stupid_life_analysis): Likewise.
14953 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
14954 (open_dump_file): Call concat, not xmalloc/strcpy/...
14955 (clean_dump_file): Likewise.
14956 (compile_file): Call xstrdup, not xmalloc/strcpy.
14958 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
14960 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
14961 * v850.c (v850_va_arg): New.
14963 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14965 * haifa-sched.c: Tidy comments.
14967 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14969 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
14970 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
14971 $(out_object_file)): Depend on ggc.h.
14972 * c-common.c: Include "ggc.h".
14973 (combine_strings): If doing GC, use ggc_alloc_string.
14974 * c-decl.c: Include "ggc.h".
14975 (ggc_p): Define with value 0.
14976 (mark_binding_level): New function.
14977 (init_decl_processing): Add GC roots.
14978 (mark_c_function_context): New function.
14979 (lang_mark_false_label_stack): New function.
14980 (lang_mark_tree): New function.
14981 (lang_cleanup_tree): New function.
14982 * c-lang.c: Include "ggc.h".
14983 (lang_init): Call c_parse_init.
14984 * c-lex.c: Include "ggc.h".
14985 (check_linenum): If doing GC, don't copy filenames to permanent
14987 * c-parse.in: Include "ggc.h".
14988 (c_parse_init): New function.
14989 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
14990 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
14992 * except.c (mark_eh_state): Mark more state.
14993 * function.c (mark_function_state): Likewise.
14994 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
14995 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
14996 * toplev.c (mark_file_stack): New function.
14997 (compile_file): If doing GC, use ggc_alloc_string on input filename.
14998 (main): Add root for input_file_stack.
15000 * i386.c: Include "ggc.h".
15001 (ix86_mark_machine_status): New function.
15002 (override_options): Set mark_machine_status.
15004 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15006 * tree.c (copy_node): Copy node contents also if doing GC.
15008 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
15010 * collect2.c (scan_libraries): Fix double-thinko :-).
15012 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
15014 * collect2.c (scan_libraries): Fix thinko.
15016 * cse.c (delete_trivially_dead_insns): Do not skip the last
15017 insn if it is a real insn.
15019 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
15021 * Makefile.in (ggc-simple.o): Depend on hash.h.
15022 * ggc.h (ggc_add_tree_hash_table_root): Declare.
15023 (ggc_mark_tree_varray): Likewise.
15024 (ggc_mark_tree_hash_table): Likewise.
15025 * ggc-simple.c: Include hash.h.
15026 (ggc_mark_tree_hash_table_ptr): New function.
15027 (ggc_mark_tree_hash_table_entry): Likewise.
15028 (ggc_mark_tree_hash_table): Likewise.
15029 (ggc_add_tree_hash_table_root): Likewise.
15030 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
15031 rtx, when defining fields.
15033 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
15035 * profile.c (output_func_start_profiler): Remove apparently
15036 nonsensical call to start_sequence.
15038 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
15040 * clipper/clipper.c (clipper_va_start): Fix typos.
15042 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
15043 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
15044 (spur_va_arg): New stub.
15046 * configure.in: Comment out pyramid.
15048 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
15050 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
15051 don't conflict with the bits that win32, cygwin, and dgux
15054 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
15055 Bernd Schmidt <bernds@cygnus.co.uk>
15057 * integrate.c (function_cannot_inline_p): Do not inline
15058 functions with forced labels.
15060 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
15061 Bernd Schmidt <bernds@cygnus.co.uk>
15062 Mark Mitchell <mark@codesourcery.com>
15064 * Makefile.in (ggc-simple.o): Depend on varray.h.
15065 (rtl.o): Depend on ggc.h.
15066 (genattrtab.o): Depend on ggc.h.
15067 (print-tree.o): Likewise.
15068 (fold-const.o): Likewise.
15069 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
15070 (make_insn_raw): Don't cache insns when GC'ing.
15071 (emit_insn_before): Likewise.
15072 (emit_insn_after): Likewise.
15073 (emit_insn): Likewise.
15074 (start_sequence): Use xmalloc to allocate the sequence_stack.
15075 (end_sequence): Add free to free it.
15076 (gen_sequence): Don't cache insns when GC'ing.
15077 (clear_emit_caches): Don't use sequence_element_free_list.
15078 (init_emit): Use xcalloc, not xmalloc+bzero.
15079 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
15080 * function.c (pop_function_context_from): Use free to free the
15081 fixup_var_refs_queue.
15082 (put_reg_into_stack): Allocate it with xmalloc.
15083 * genattrtab.c: Include ggc.h.
15084 (operate_exp): Don't use obstack_free when GC'ing.
15085 (simplify_cond): Likewise.
15086 (simplify_text_exp): Likewise.
15087 (optimize_attrs): Likewise.
15088 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
15090 (gencode): Generate a #include for ggc.h.
15091 * ggc-callbacks.c (ggc_p): Define it to zero.
15092 * ggc-none.c (ggc_p): Likewise.
15093 * ggc-simple.c: Include varray.h.
15094 (ggc_mark_tree_varray): New function.
15095 (ggc_add_tree_varray_root): Likewise.
15096 (ggc_mark_tree_varray_ptr): Likewise.
15097 * ggc.h (ggc_p): Declare.
15098 (varray_head_tag): Likewise.
15099 (ggc_add_tree_varray_root): Declare.
15100 * print-tree.c (print_node): Don't check for TREE_PERMANENT
15101 inconsistencies when GC'ing.
15102 * rtl.c: Include ggc.h.
15103 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
15104 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
15105 (rtx_free): Don't call obstack_free when GC'ing.
15106 * toplev.c (rest_of_compilation): Call ggc_collect after every
15108 * tree.c (push_obstacks): Do nothing, if GC'ing.
15109 (pop_obstacks_nochange): Likewise.
15110 (pop_obstacks): Likewise.
15111 (make_node): Use ggc_alloc_tree when GC'ing.
15112 (copy_node): Likewise.
15113 (get_identifier): Use ggc_alloc_string when GC'ing.
15114 (build_string): Likewise.
15115 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
15116 (tree_cons): Likewise.
15117 (build1): Likewise.
15118 (type_hash_canon): Don't call obstack_free when GC'ing.
15120 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
15122 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
15123 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
15125 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
15126 Bernd Schmidt <bernds@cygnus.co.uk>
15127 Mark Mitchell <mark@codesourcery.com>
15129 * Makefile.in (stor-layout.o): Depend on ggc.h.
15130 (expr.o): Depend on ggc.h.
15131 (profile.o): Depend on ggc.h.
15132 (stor-layout.o): Depend on ggc.h.
15133 * emit-rtl.c (init_emit_once): Add gc roots.
15134 * expr.c: Include ggc.h.
15135 (emit_block_move): Add gc roots.
15136 (clear_storage): Likewise.
15137 * expr.h (init_stor_layout_once): New function.
15138 * profile.c: Include ggc.h.
15139 (init_arc_profiler): profiler_label is a root.
15140 * scan.c (make_sstring_space): Trust xrealloc to function
15141 correctly with first parameter NULL.
15142 * stor-layout.c: Include ggc.h.
15143 (set_sizetype): Add gc root.
15144 (init_stor_layout_once): New function.
15145 * toplev.c (compile_file): Call it.
15147 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
15148 Bernd Schmidt <bernds@cygnus.co.uk>
15149 Mark Mitchell <mark@codesourcery.com>
15151 * Makefile.in (tree.o): Depend on ggc.h.
15152 (varasm.o): Likewise.
15153 (function.o): Likewise.
15154 (stmt.o): Likewise.
15155 (except.o): Likewise.
15156 (optabs.o): Likewise.
15157 (emit-rtl.o): Likewise.
15158 * emit-rtl.c: Include ggc.h.
15159 (sequence_element_free_list): Remove, and all references.
15160 (mark_sequence): New functions.
15161 (mark_emit_state): New function.
15162 * except.c: Include ggc.h.
15163 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
15164 (mark_tree_label_node): New functions.
15165 (mark_eh_state): New function.
15166 * function.c: Include ggc.h.
15167 (mark_temp_slot, mark_function_chain): New functions.
15168 (mark_function_state): New function.
15169 (init_function_once): New function.
15170 * function.h (init_function_once): New function.
15171 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
15172 * ggc.h (label_node): Declare.
15173 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
15174 (lang_mark_false_label_stack): New function.
15175 (mark_temp_slot): Remove declaration.
15176 (mark_function_chain): Likewise.
15177 (mark_eh_state): Adjust prototype.
15178 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
15180 * optabs.c: Include ggc.h.
15181 (mark_optab): New function.
15182 (init_optabs): Add gc roots.
15183 * stmt.c: Include ggc.h.
15184 (mark_cond_nesting, mark_loop_nesting): New functions.
15185 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
15186 (mark_stmt_state): New function.
15187 * toplev.c (compile_file): Call init_function_once.
15188 * tree.c: Include ggc.h.
15189 (type_hash): Move declaration earlier in file.
15190 (TYPE_HASH_SIZE, type_hash_table): Likewise.
15191 (init_obstacks): Add gc roots.
15192 (mark_type_hash): New function.
15193 * varasm.c: Include ggc.h.
15194 (mark_pool_constant): New function.
15195 (mark_varasm_state): New function.
15197 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15199 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
15201 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15203 * c-decl.c (struct language_function): Renamed from struct c_function.
15205 (c_function_chain): Delete.
15206 (push_c_function_context): New arg F. Don't warn about nested
15207 functions here. Fill LANGUAGE elt of F. Delete code to update
15208 c_function_chain. Don't call push_function_context.
15209 (pop_c_function_context): New arg F. Restore from there instead of
15210 from c_function_chain. Don't call pop_function_context. Clear out
15211 LANGUAGE field of F when done.
15212 * c-lang.c: Include "function.h"
15213 (lang_init): Initialize save_lang_status and restore_lang_status.
15214 * c-parse.in (nested_function, nested_function_notype): Warn about
15215 nested functions. Call push_function_context/pop_function_context
15216 instead of the _c_ variants.
15217 * c-tree.h (push_c_function_context, pop_c_function_context): Update
15219 * Makefile.in (c-lang.o): Update dependencies.
15221 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
15222 regno_pointer_flag, regno_pointer_align.
15223 (gen_reg_rtx): Use xrealloc to enlarge them.
15224 (free_emit_status): New function.
15225 * function.c (mark_machine_status, mark_lang_status): New variables.
15226 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
15227 in some bits from assign_stack_local. All callers changed to use new
15229 (assign_stack_local): Just call assign_stack_local_1.
15230 (free_after_compilation): New function.
15231 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
15232 (trampoline_address): Likewise.
15233 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
15234 (prepare_function_start): Explicitly clear some more variables.
15235 * function.h (struct function): New elt can_garbage_collect.
15236 (mark_machine_status, mark_lang_status): Declare variables.
15237 (free_after_compilation, free_emit_status, free_varasm_status,
15238 init_varasm_status): Declare functions.
15239 * toplev.c (rest_of_compilation): Call free_after_compilation when
15240 done with the current function.
15241 * varasm.c (free_varasm_status): New function.
15243 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
15245 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
15246 (EXPAND_BUILTIN_VA_ARG): Define.
15247 * sparc.c (sparc_va_start): New.
15248 (sparc_va_arg): New.
15250 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15252 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
15254 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15256 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
15258 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
15260 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
15261 (OBJS): Add $(GGC).
15262 (ggc-callbacks.o): New target.
15263 * ggc-callbacks.c: New file.
15265 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15267 * expr.h: Collapse individual optab and libfunc vars to arrays.
15268 (optab_index, libfunc_index): New enumerations.
15269 (optab_table, libfunc_table): New arrays.
15270 Add accessor macros for both.
15272 * optabs.c (optab_table, libfunc_table): New.
15273 Delete declarations for individual optab and libfunc vars.
15275 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
15277 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
15279 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
15281 * Makefile.in (GGC, GGC_LIB): New.
15282 (HOST_RTL): Include ggc-none.o.
15283 (ggc-simple.o): New target.
15284 (ggc-none.o): Likewise.
15285 * tree.h (tree_common): Add gc_mark.
15286 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
15287 (struct rtvec_def): Add gc_mark.
15288 * emit-rtl.c (global_rtl): Update static initializers to contain
15289 enough initializers.
15290 * ggc.h, ggc-none.c, ggc-simple.c: New files.
15291 * toplev.c (gc_time): New variable.
15292 (all_time): New variable.
15293 (compile_file): Print gc time.
15294 (print_time): Calculate percentage of the whole.
15296 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15298 Change obstack memory management and varasm constant pool handling so
15299 that nested functions are treated like any other functions.
15300 * function.c (init_machine_status): New variable.
15301 (push_function_context_to): Set contains_functions for the outer
15302 function. Don't call save_varasm_status.
15303 (pop_function_context_from): Don't call restore_varasm_status. Don't
15304 set current_function_contains_functions.
15305 (prepare_function_start): Call init_varasm_status rather than
15306 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
15308 * function.h (struct function) Add field varasm. Delete fields
15309 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
15310 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
15311 (init_machine_status): Declare.
15312 (save_varasm_status, restore_varasm_status): Delete declarations.
15313 (save_tree_status, restore_tree_status): Delete last argument.
15314 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
15315 code. All callers changed.
15316 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
15317 save_constants_in_decl_trees, restore_constants, save_constants,
15318 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
15320 (inlining): New variable.
15321 (reg_map, label_map, insn_map, orig_asm_operands_vector,
15322 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
15324 (save_for_inline_nocopy): Don't save constants.
15325 Don't set inl_emit field in current_function.
15326 (expand_inline_function): Use emit field, not inl_emit, of the inlined
15327 function. Set new variable inlining before
15328 calling copy_rtx_and_substitute.
15329 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
15330 constant pool references if inlining is nonzero.
15331 Delete ADDRESS and (most of the) CONST cases.
15332 (output_inline_function): Save and restore current_function/
15333 current_function_decl. Delete restore_constants code. Don't call
15334 init_const_rtx_hash_table.
15335 * output.h (init_const_rtx_hash_table): Don't declare.
15336 * rtl.h (struct function): Declare.
15337 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
15338 * toplev.c (rest_of_compilation): Don't treat nested functions or
15339 functions containing them specially. Delete all code to deal with
15340 save_for_inline_copying.
15341 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
15342 inline_obstacks): Delete variables.
15343 (save_tree_status): Lose arg CONTEXT. All callers changed.
15344 Simply allocate a new function_maybepermanent_obstack for the new
15345 function, delete all the special cases.
15346 Don't save inline_obstacks.
15347 (restore_tree_status): Lose arg CONTEXT. All callers changed.
15348 Delete special handling for function_maybepermanent_obstack; simply
15350 Don't restore inline_obstacks.
15351 (permanent_allocation): Delete code that frees inline_obstacks.
15352 (print_inline_obstack_statistics): Delete function.
15353 (dump_tree_statistics): Don't call it.
15354 * varasm.c (struct varasm_status): New.
15355 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
15356 last_pool, pool_offset, const_double_chain): Delete global
15357 variables, replace with accessor macros.
15358 (immed_double_const): Don't walk const_double_chain outside a
15359 function, but don't treat nested functions specially anymore.
15360 (immed_real_const_1): Likewise.
15361 (clear_const_double_mem): Don't treat nested functions specially.
15362 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
15363 (save_varasm_status, restore_varasm_status): Delete functions.
15364 (init_varasm_status): New function.
15365 (force_const_mem): Don't treat nested functions specially.
15366 (find_pool_constant): Accept new arg F, search for constants in
15367 that function's pool rather than the current one. All callers
15369 (get_pool_constant_for_function, get_pool_mode_for_function): New
15372 * i386.c (init_386_machine_status): New function, mostly from
15373 clear_386_stack_locals.
15374 (struct machine_functions): Rename element names to avoid name
15376 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
15377 macros, replacing global variables.
15378 (clear_386_stack_locals, save_386_machine_status,
15379 restore_386_machine_status): Delete functions.
15380 (override_options): Initialize init_machine_status.
15381 * i386.h (INIT_EXPANDERS): Delete macro.
15382 (save_386_machine_status, restore_386_machine_status,
15383 clear_386_stack_locals): Delete declarations.
15385 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15387 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
15388 (doloop_begin): Simplify pattern and use emit_jump_insn.
15389 (doloop_end): Simplify pattern, switch operand order,
15390 and use emit_jump_insn.
15392 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
15394 * function.h (struct function): Add new element LANGUAGE.
15395 (save_lang_status): Declare new variable.
15396 (restore_lang_status): Likewise.
15397 * function.c (save_lang_status): Define.
15398 (restore_lang_status): Likewise.
15399 (push_function_context_to): Call language-specific save function.
15400 (pop_function_context_from): Call language-specific restore function.
15402 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
15404 * i386.md (movsf_1): Check REG_P before use of REGNO.
15405 (movdf_1): Likewise.
15406 (movxf_1): Likewise.
15407 (extendsfdf2): Likewise.
15408 (extendsfxf2): Likewise.
15409 (extenddfxf2): Likewise.
15411 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15413 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
15414 constants into memory.
15415 (c4x_shiftable_constant): New function.
15416 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
15417 (c4x_shiftable_constant): Declare.
15418 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
15419 ashlqi3_noclobber): Add new patterns and associated splitters.
15421 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
15423 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
15424 * dwarf2out.c (dwarf2out_frame_init): Likewise.
15425 * final.c (shorten_branches): Likewise.
15426 * global.c (global_alloc): Likewise.
15427 * haifa-sched.c (build_control_flow): Likewise.
15428 * stmt.c (check_for_full_enumeration_handling): Likewise.
15429 (estimate_case_costs): Likewise.
15431 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
15433 * rtl.h (RTL_CHECKC2): Fix typo in last change.
15435 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
15437 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
15438 (recompute_reg_usage): Likewise.
15439 * rtlanal.c (find_regno_fusage): Likewise.
15441 * rtl.c (rtl_check_failed_code1): New function.
15442 (rtl_check_failed_code2): New.
15443 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
15444 (RTL_CHECKC1, RTL_CHECKC2): New.
15445 (XC*): New accessor macros.
15446 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
15447 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
15448 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
15449 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
15450 (TRAP_*, RANGE_INFO_*): Likewise.
15452 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15454 * Makefile.in (tlink.o): Don't depend on toplev.h.
15456 * collect2.c (c_file, o_file, export_file, import_file, ldout,
15457 output_file, nm_file_name, ldd_file_name, strip_file_name,
15458 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
15459 add_prefix, prefix_from_env, prefix_from_string, do_wait,
15460 fork_execute, maybe_unlink, add_to_list,
15461 extract_init_priority, write_list, dump_list,
15462 dump_prefix_list, write_list_with_asm, write_c_file,
15463 write_c_file_stat, write_c_file_glob, scan_prog_file,
15464 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
15465 ignore_library, extract_string, notice, dump_file, target_machine,
15466 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
15467 read_file, print_load_command): Constify a char*.
15468 (fdopen, error, fatal, fatal_perror): Don't prototype.
15469 (my_strerror): Remove. All callers use xstrerror instead.
15470 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
15471 (main): Add prototype. Constify lots of char* ptrs. Change calls
15472 to xcalloc/strcpy/strcat/... to one call to concat.
15473 (main, scan_prog_file, scan_libraries): Use an intermediate
15474 `const char **' to build an argv array.
15475 (mapfile, libselect, libcompare, locatelib): Add prototypes.
15477 * collect2.h (collect_execute, collect_wait, dump_file,
15478 file_exists): Constify a char*.
15479 (ldout, c_file_name, temporary_obstack, permanent_obstack,
15480 temporary_firstobj, vflag, debug): Add extern declarations.
15481 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
15483 * tlink.c: Don't include toplev.h.
15484 (vflag, debug, ldout, c_file_name, temporary_obstack,
15485 permanent_obstack, temporary_firstobj): Don't declare.
15486 (tlink_execute, frob_extension, symbol_hash_lookup,
15487 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
15488 recompile_files, read_repo_files, demangle_new_symbols,
15489 scan_linker_output): Constify a char*.
15490 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
15491 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
15493 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
15495 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
15496 (relative) rather than jsr (absolute) subroutine call insns.
15497 * config/m68k/m68k-coff.h: Ditto.
15499 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
15501 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
15502 now rework these too.
15503 (arm_reorg): If an insn can't reach the end of the current pool,
15504 ensure that we emit that pool before the insn.
15506 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
15508 * tlink.c (scan_linker_output): Skip the initial underscore in
15509 a mangled name if appropriate.
15511 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15513 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
15514 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
15515 error_with_ivar, gen_declarator, create_builtin_decl,
15516 my_build_string, generate_descriptor_table, generate_ivars_list,
15517 generate_dispatch_table, check_protocols, TAG_GETCLASS,
15518 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
15519 dump_base_name, lang_decode_option, build_encode_expr,
15520 start_class, finish_class, encode_pointer, really_start_method,
15521 gen_declaration, dump_interface, handle_class_ref, handle_impent):
15523 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
15524 Add static prototypes.
15525 (build_objc_string_decl, build_selector_reference_decl,
15526 encode_bitfield, build_class_reference_decl): Remove unused
15527 parameter, all callers changed.
15528 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
15529 (objc_printable_name): Likewise. Change second parameter to type int.
15530 (init_objc): Use memcpy, not bcopy, to avoid casts.
15532 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
15534 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
15535 reg notes on a deleted insn.
15536 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
15538 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
15540 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
15542 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15544 * stmt.c (expand_asm_operands): Fix index into inout_mode when
15547 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
15549 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
15550 * tm.texi (MD_ASM_CLOBBERS): Document it.
15552 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
15554 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
15555 * except.c (expand_rethrow): Remove unused variable.
15556 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
15557 * flow.c (replace_insns): Likewise.
15558 (create_edge_list, verify_edge_list): Likewise.
15559 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
15561 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
15562 is special code to run.
15563 (main): Don't define operands to emit_operand.
15564 * genrecog.c (main): Don't emit an empty peephole2_insn function.
15566 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
15568 * alpha/alpha.h (normal_memory_operand): Declare.
15569 (reg_no_subreg_operand): Declare.
15570 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
15572 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
15574 * c-parse.in (compstmt_primary_start): New, broken out of first
15575 part of compstmt handling in primary.
15576 (primary): Use it. Add an error clause.
15577 (compstmt_nostart): Renamed from compstmt; remove all
15578 initial invocations of compstmt_start.
15581 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
15583 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
15586 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
15588 * combine.c (simplify_shift_const): Remove extra semicolon.
15589 * dwarf2out.c (remove_AT): Likewise.
15590 * expmed.c (expand_mult): Likewise.
15591 * gcov.c (create_program_flow_graph): Likewise.
15592 * reorg.c (mostly_true_jump): Likewise.
15594 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
15596 * fold-const.c (fold_range_test): Do not try to fold the range
15597 test if the rhs or lhs has side effects.
15599 * combine.c (simplify_rtx): Recognize another case of a synthesized
15602 * varasm.c (mark_constant_pool): When marking indirect references,
15603 only look at SYMBOL_REFs.
15605 * except.c (expand_fixup_region_end): Do not peek at
15606 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
15608 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
15610 * flags.h: New variables align_loops, align_loops_log,
15611 align_jumps, align_jumps_log, align_labels, align_labels_log,
15612 align_functions, align_functions_log.
15613 * toplev.c: Define them.
15614 (f_options): Handle -falign-* when they have no argument.
15615 (main): Add logic to set variables for -falign-functions,
15616 -falign-jumps, -falign-labels, -falign-loops.
15617 Make it -fsched-verbose=<n> and -finline-limit=<n>.
15618 (display_help): Change help to match options.
15619 * final.c (LABEL_ALIGN): Default to align_labels_log.
15620 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
15621 (LOOP_ALIGN): Default to align_loops_log.
15622 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
15623 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
15624 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
15625 * varasm.c (assemble_start_function): Handle align_functions.
15627 * config/sparc/sparc.h: Don't declare sparc_align_*.
15628 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
15629 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
15631 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
15633 * config/sparc/sparc.c: Delete sparc_align_loops,
15634 sparc_align_jumps, sparc_align_funcs and the corresponding string
15636 (sparc_override_options): Default align_functions on ultrasparc.
15637 Delete -malign-* handling.
15639 * config/mips/mips.c (override_options): On 64-bit targets,
15640 try to align code to 64-bit boundaries.
15641 (print_operand): New substitution, %~,
15642 which aligns labels to align_labels_log.
15643 * config/mips/mips.md (div_trap_normal): Use %~.
15644 (div_trap_mips16): Likewise.
15646 (absdi2): Likewise.
15647 (ffssi2): Likewise.
15648 (ffsdi2): Likewise.
15649 (ashldi3_internal): Likewise.
15650 (ashrdi3_internal): Likewise.
15651 (lshrdi3_internal): Likewise.
15652 (casesi_internal): Likewise.
15654 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
15656 Merge new ia32 backend from the branch!
15658 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
15659 See ChangeLog.P2 on new_ia32_branch for details.
15661 * rtl.h (stack_regs_mentioned_p): Delete prototype.
15662 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
15663 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
15664 * i386/gas.h (ASM_FILE_START): Define.
15665 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
15666 for name change of ix86_valid_decl_attribute_p.
15667 (i386_pe_valid_type_attribute_p): Similarly.
15669 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
15671 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
15672 to step through CC modes.
15674 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15676 * regmove.c (fixup_match_1): Don't move INSN in front of P if
15677 it would end up in the shadow of a live flags regsiter.
15679 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15681 * reload1.c: Fix many indentation problems.
15682 * reload.c: Likewise.
15684 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
15686 * alias.c (non_local_reference_p): Constify fmt.
15688 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
15690 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
15692 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
15694 * cse.c (delete_trivially_dead_insns): Do not delete stores to
15695 the internal_arg_pointer.
15697 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
15699 Merge peephole2 from new_ia32_branch:
15700 * Makefile.in (STAGESTUFF): Add *.peephole2.
15701 (mostlyclean): Likewise.
15702 (recog.o): Depend on resource.h.
15704 * final.c (peephole): Conditionalize decl on HAVE_peephole.
15705 (final_scan_insn): Likewise for the invocation of peephole.
15706 * genconfig.c (main): Look for peephole and peephole2 patterns.
15707 Emit HAVE_peephole* accordingly.
15708 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
15709 * flags.h (flag_peephole2): Declare.
15710 * toplev.c: New pass peephole2. New flag -fpeephole2.
15712 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
15713 * gencodes.c (main): Likewise.
15714 * genextract.c (main): Likewise.
15715 * genoutput.c (main): Likewise.
15716 * genemit.c (max_operand_1): Look for the max scratch operand.
15717 (gen_rtx_scratch): New.
15718 (gen_exp): Use it, and pass on new arg subroutine_type.
15719 (gen_expand): Take max scratch into account.
15720 (gen_split): Emit peephole2 functions.
15721 (output_peephole2_scratch): New.
15722 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
15723 * genrecog.c (routine_type): Add PEEPHOLE2.
15725 (make_insn_sequence): Match outer parallel for peep2. Discard
15726 top level scratches and dups.
15727 (add_to_sequence): New args insn_type and top. Update all callers.
15728 Handle toplevel peep2 matching insns.
15729 (write_subroutine): Handle peep2.
15730 (write_tree_1): Likewise.
15731 (write_tree): Likewise.
15733 (change_state): New arg afterward. Update all callers.
15734 Handle matching separate insns.
15735 * recog.c (recog_next_insn): New.
15736 (peephole2_optimize): New.
15737 * rtl.def (DEFINE_PEEPHOLE2): New.
15738 * resource.c (find_free_register): New argument last_insn. Use it
15739 to find a register available through the entire span.
15740 * resource.h (find_free_register): Update prototype.
15742 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
15744 * i386.c (output_strlen_unroll): Don't write xops[7]
15745 label if it wasn't set.
15747 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
15749 * cpplib.c (struct directive): Const-ify name pointer and
15750 function pointer prototype.
15751 (validate_else, do_define, do_line, do_include, do_undef,
15752 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
15753 do_elif, do_endif, do_sccs, do_assert, do_unassert,
15754 do_warning): Const-ify second arg.
15755 (directive_table): Mark const. Reorder entries by frequency
15756 of usage, record statistics.
15758 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
15760 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
15761 bounds- check RTL accesses if --enable-checking.
15762 (RTVEC_ELT): Bounds check if --enable-checking.
15763 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
15764 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
15765 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
15767 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
15768 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
15770 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
15771 (NOTE_SOURCE_FILE): Use X0STR.
15772 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
15773 MEM_ALIAS_SET): Use X0INT.
15774 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
15775 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
15777 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
15778 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
15779 (rtl_check_failed_bounds, rtl_check_failed_type1,
15780 rtl_check_failed_type2, rtvec_check_failed_bounds): New
15782 (fancy_abort): Fix comment.
15784 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
15785 (cse_insn): Decrement LABEL_NUSES for jump target before
15786 deleting jump insn.
15787 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
15788 * final.c (alter_subreg): Compute regno before changing x to
15789 REG; set REGNO(x) after changing it.
15790 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
15791 notes containing CONST_INTs.
15792 (delete_eh_regions): Use NOTE_EH_HANDLER.
15793 * function.c (put_reg_into_stack): Make reg a MEM before
15795 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
15797 (gen_mem_addressof): Make reg a MEM before initializing it.
15798 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
15800 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
15801 deleting an insn, not after.
15802 (block_alloc): Only look at PATTERN(insn) if we have to, and
15803 only if it's format class 'i'.
15804 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
15805 CONST_INT before using its INTVAL.
15806 * print-rtl.c (print_rtx): Use X0STR.
15807 * regmove.c (fixup_match_1): Don't look at PATTERN of
15808 non-class-'i' insn chain elements.
15809 * reload.c (loc_mentioned_in_p): Take address of
15810 in->fld[1].rtx directly.
15811 * reload1.c (reload): Change reg to a MEM before initializing
15813 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
15815 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
15817 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
15819 * config/mips/mips.c (machine_dependent_reorg): Force a
15820 barrier to output the local constant pool if a barrier hasn't
15821 been found at a natural point in the instruction stream.
15823 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15825 * c-parse.in (language_string): Constify.
15827 * dwarf2out.c (language_string): Remove declaration.
15829 * dwarfout.c (language_string): Likewise.
15831 * toplev.c (language_string, init_parse, finish_parse): Likewise.
15833 * tree.h (language_string, init_parse, finish_parse): Declare.
15835 * i386/sun386.h (language_string): Remove declaration.
15837 * mips.h (language_string): Likewise.
15839 * nextstep.h (language_string): Likewise.
15841 * nextstep21.h (language_string): Likewise.
15843 * rs6000.c (language_string): Likewise.
15845 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15847 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
15848 (getpwd.o): Remove target.
15850 * getpwd.c: Delete file. Its in libiberty now.
15852 * dbxout.c (getpwd): Don't prototype.
15853 * dwarf2out.c (getpwd): Likewise
15854 * dwarfout.c (getpwd): Likewise
15855 * final.c (getpwd): Likewise.
15856 * protoize.c (getpwd): Likewise.
15858 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15860 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
15862 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
15864 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
15865 mark_set_resources.
15867 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
15869 * fixinc/Makefile.in (subdir): New.
15870 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
15873 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
15875 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
15876 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
15879 * invoke.texi: Fix typo.
15881 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
15882 changed. Handle autoincrement addressing modes.
15884 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
15885 just like we would the virtual incoming args register when
15888 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
15890 * rs6000.h (ASM_FILE_START): Specify complete filename, including
15891 path, in .file directive.
15893 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
15895 * gcc.texi (External Bugs): Remove obsolete note about Perl on
15898 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
15900 * stdbool.h: Make the typedef name _Bool, with bool a #defined
15903 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15905 * tree.c (tree_code_name): Constify a char*.
15907 * tree.h (tree_code_name, decl_printable_name): Likewise.
15909 * function.h (struct function): Likewise.
15911 * toplev.c (decl_name, decl_printable_name): Likewise.
15913 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
15915 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
15916 (init_objc): Remove function pointer cast.
15918 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
15920 * pa.md (interspace_jump): New pattern.
15921 (builtin_longjmp): New expander.
15923 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
15925 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
15926 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
15927 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
15929 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
15931 * jump.c (delete_prior_computation): Also check calls
15932 to constant functions. Don't bother checking for a
15933 REG_UNUSED note before adding it.
15934 (delete_computation): Handle multi-word hard registers
15935 when synthesizing missing REG_DEAD notes for a register
15936 which is both set and used by an insn.
15938 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15940 * loop.c (this_loop_info): New variable.
15941 (loop_has_call, loop_has_volatile, loop_has_tablejump,
15942 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
15944 (prescan_loop, strength_reduce): New argument loop_info. All callers
15946 (scan_loop): New variable loop_info, initialise to address of
15948 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
15949 Delete variable loop_has_multiple_exit targets and replace with
15950 field in this_loop_info.
15951 (find_and_verify_loops): Rename this_loop to this_loop_num.
15952 (strength_reduce): Delete loop_iteration_info. Replace variable
15953 loop_info with function argument of same name.
15954 (insert_bct): Rework test for loop being completely unrolled.
15956 * loop.h (struct loop_info): New fields num, loops_enclosed,
15957 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
15958 has_indirect_jump, and cont. Redefine use of unroll_number.
15959 (loop_unroll_number): Delete.
15961 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
15962 field of loop_info.
15963 (loop_iterations): Delete variable vtop and instead use
15964 loop_info->vtop computed in prescan_loop.
15966 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
15968 * fix-header.c (main): Do not pass a null pointer to strcmp.
15970 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
15972 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
15974 * configure: Rebuilt.
15976 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
15978 * jump.c (jump_optimize_1): Do not delete assignments to
15979 internal_arg_pointer.
15980 * cse.c (delete_trivially_dead_insns): Always consider a set of
15981 the internal_arg_pointer live.
15983 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
15985 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
15986 (update_life_info) [REG_WAS_0]: Search the original insns rather
15987 than the new insns for the note. Fix typos finding note_dest.
15988 If no dest found, discard the note rather than abort.
15989 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
15990 (replace_insns): Remove the old insn list after update_life_info
15993 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
15995 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
15996 sched_analyze_insn.
15997 (sched_analyze_1): Let add_dependence care for not adding dups.
15998 (sched_analyze_2): Likewise.
15999 (add_branch_dependences): Likewise.
16001 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
16003 * i386/winnt.c (export_list): New type.
16004 (exports_head): Rename to
16005 (export_head): this.
16006 (i386_pe_record_exported_symbol): Add is_data flag.
16007 (i386_pe_asm_file_end): Emit directive for exported variables.
16008 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
16010 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
16011 (ASM_DECLARE_OBJECT_NAME): Likewise.
16012 (ASM_DECLARE_FUNCTION_NAME): Likewise.
16013 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16015 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
16017 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
16019 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
16022 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
16024 * config/openbsd.h: Define SET_ASM_OP.
16025 * tm.texi: cross-reference SET_ASM_OP in the index.
16027 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
16029 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
16030 for a CONST_DOUBLE, at compile time. Initialize rtx_length
16031 and class_narrowest_mode at compile time. Kill init_rtl.
16032 Mark rtx_length, mode_class, mode_size, mode_unit_size,
16033 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
16034 rtx_format as const. Kill all references to EXTRA_CC_MODES or
16036 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
16038 * rtl.h: Declare rtx_length and rtx_format as const.
16039 * machmode.def: Define CC(). Use CC() to define CCmode. If
16040 EXTRA_CC_MODES is defined, expand it here.
16041 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
16042 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
16043 const. Kill all references to EXTRA_CC_MODES.
16045 * toplev.c: Don't prototype or call init_rtl.
16046 * optabs.c: Don't call init_mov_optab.
16047 * genemit.c: Don't generate init_mov_optab. Don't call
16049 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
16051 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
16052 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
16053 genrecog.c: Don't call init_rtl.
16055 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
16056 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
16057 definition of EXTRA_CC_MODES.
16059 * md.texi: Kill ref to EXTRA_CC_NAMES.
16060 * tm.texi: Document new way to define EXTRA_CC_MODES.
16062 * genrecog.c: Do not look up the name of a define_split.
16063 (Unrelated bugfix.)
16065 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
16067 * config/v850/v850.md: Fix typo introduced by previous delta.
16069 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16071 * gcc.c (fatal): Make definition static to match prototype.
16073 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16075 * combine.c (get_last_value): Don't look for earlier sets if the last
16076 known set is somewhere in between the insns being combined.
16078 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
16080 * configure.in: Don't use shell ! to negate exit codes
16081 * configure: Regenerate
16083 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
16085 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
16086 the fact that ALIGN is measured in bits, not bytes.
16088 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
16090 * errors.c: New file; defines functions error, warning, and
16091 fatal, variables have_error and progname.
16092 * errors.h: New file; prototypes and decls for stuff in errors.c.
16094 * Makefile: Add rules to build errors.o and
16095 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
16096 genopinit, genrecog, genextract, genpeep, genattr, and
16097 genoutput with errors.o. Add errors.h to deps of genconfig.o,
16098 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
16099 genpeep.o, genattr.o, and genoutput.o.
16101 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
16102 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
16103 define or prototype fatal. Set progname at beginning of main.
16104 * genoutput.c: Likewise, and don't define or prototype error
16107 * c-typeck.c (c_expand_start_case): Return immediately if exp
16109 * fold-const.c (operand_equal_p): Return immediately if arg1
16110 or arg0 are ERROR_MARKs.
16111 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
16112 fields of type ERROR_MARK when calculating if the record can
16115 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
16116 with much help from Jeffrey A Law and Richard Henderson
16118 * i386.md: In the 6 insns which call output_fix_trunc,
16119 earlyclobber operands[0].
16121 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
16123 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
16124 creating new registers.
16126 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
16128 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
16129 i386_reg_alloc_order, i386_regparm_string,
16130 i386_align_loops_string, i386_align_jumps_string,
16131 i386_align_funcs_string, i386_preferred_stack_boundary_string,
16132 and i386_branch_cost_string as type "const char *".
16133 * i386.c: Define all above strings as type "const char *".
16135 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
16137 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
16138 when emitting alignment padding. Emit padding byte of 0 instead of 4.
16140 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
16142 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
16143 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
16145 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
16147 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
16148 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
16149 (dwarf2out_line, dwarf2out_finish): Likewise.
16150 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
16152 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
16154 * tree.c (lang_unsave_expr_now) : Correct return type.
16155 * tree.h (lang_unsave_expr_now) : Same.
16157 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
16159 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
16160 instead of duplicating code.
16162 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16164 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
16166 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
16168 * tree.h: fancy_abort always takes three args.
16169 * resource.c: Move include of system.h before toplev.h.
16171 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
16173 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
16176 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
16178 * system.h: Don't redefine abort or trim_filename.
16179 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
16180 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
16181 whether or not __FUNCTION__ is available.
16182 * tree.h: Duplicate rtl.h's definition of abort, for files
16183 that don't include rtl.h. Delete all code to perform type
16184 checking with a compiler other than GCC.
16185 * varray.h: Delete all code to perform type checking with a
16186 compiler other than GCC. Make VARRAY_CHECK() always evaluate
16187 its arguments exactly once, using a statement expression.
16188 Adjust the VARRAY_<type> accessor macros to match.
16189 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
16190 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
16191 caller's location. Define fatal_insn and fatal_insn_not_found
16192 as macros that use _fatal_insn and _fatal_insn_not_found.
16193 (fancy_abort, trim_filename): Kill prototypes.
16195 * rtl.c (trim_filename): Move here from toplev.c.
16196 (fancy_abort): New function.
16197 (DIR_SEPARATOR): Provide default definition.
16198 * tree.c (tree_check_failed, tree_class_check_failed): Go
16199 through fancy_abort.
16200 (tree_check, tree_class_check, cst_or_constructor_check,
16201 expr_check): Delete.
16202 * varray.c (varray_check_failed): New function.
16203 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
16204 _fatal_insn and _fatal_insn_not_found. Go through
16206 (trim_filename, fancy_abort): Delete.
16208 * builtins.c (expand_builtin_args_info): Report ICE with abort.
16209 * except.c (start_catch_handler): Report ICE with error/abort
16211 * final.c (output_operand_lossage): Likewise.
16212 * flow.c (verify_flow_info): Likewise.
16214 * gcc.c: Prototype fatal.
16215 * gengenrtl.c: Undef abort after including rtl.h not system.h.
16216 * genattr.c, genattrtab.c, genemit.c, genextract.c,
16217 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
16218 Don't define fancy_abort.
16220 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
16222 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
16225 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
16227 * m88k.h (VERSION_INFO2): Kill.
16228 (VERSION_STRING): Kill.
16230 (VERSION_INFO1): Tidy.
16231 (TARGET_VERSION): Update.
16232 * m88k/dgux.h (VERSION_INFO2): Kill.
16233 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
16234 * m88k/luna.h (VERSION_INFO1): Tidy.
16235 * m88k/sysv4.h (VERSION_INFO1): Likewise.
16236 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
16237 (output_file_start): Adjust for death of VERSION_STRING.
16239 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
16241 * cpplib.c (detect_if_not_defined): New function.
16242 (do_if): Use it to detect potential once-only headers.
16244 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
16246 * c-common.c (combine_strings): Always set TREE_CONSTANT.
16248 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
16250 * combine.c (nonzero_bits) : Allow single-ly set registers to be
16251 anywere in the function only if they are pseudos and set before
16252 being used (not live at the start of the function).
16253 (num_sign_bit_copies) : Same.
16254 (get_last_value_validate) : Same.
16255 (get_last_value) : Same.
16257 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
16259 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
16260 where N and M are constant and N is an integer multiple of M.
16262 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16264 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
16265 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
16266 sbitmap_union_of_preds): Add prototypes.
16267 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
16268 the intersection of successors with the new flow graph structures.
16269 (sbitmap_intersection_of_preds): New function to compute the
16270 intersection of predecessors with the new flow graph structures.
16271 (sbitmap_union_of_succs): New function to compute the union of
16272 successors with the new flow graph structures.
16273 (sbitmap_union_of_preds): New function to compute the union of
16274 predecessors with the new flow graph structures.
16275 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
16276 (expr_reaches_here_p): Use edge and basic_block structures instead
16277 of s_preds and s_succs.
16278 (compute_cprop_avinout): Use new sbitmap routines.
16279 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
16280 of s_preds and s_succs.
16281 * flow.c (compute_flow_dominators): Compute dominators using
16282 edges and basic blocks instead of s_preds and s_succs.
16284 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16286 * lists.c (unused_insn_list, unused_expr_list): New file for
16287 maintaining various types of lists. New statics for maintaining a
16288 cache of available INSN_LIST and EXPR_LIST nodes.
16289 (free_list): Static function for freeing a list of INSN/EXPR nodes.
16290 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
16291 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
16292 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
16293 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
16294 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
16295 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
16296 (free_INSN_LIST_node): Free an individual INSN_LIST node.
16297 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
16298 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
16299 (remove_dependence, free_pending_lists): Use new global routines.
16300 (flush_pending_lists, sched_analyze_insn): Use new global routines.
16301 (sched_analyze, compute_block_backward_dependences): Use new routines.
16302 (sched_analyze_1, sched_analyze_2): Use new routines.
16303 (schedule_insns): Use new global routines.
16304 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
16306 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
16307 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
16309 * toplev.c (rest_of_compilation): Initialize node cache.
16310 * Makefile.in (OBJS): Add lists.o to list of object files.
16311 (lists.o): Add dependancies.
16313 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
16315 * config/v850/v850.md: Fix compile time warning messages.
16316 * config/v850/v850.c: Fix compile time warning messages.
16317 * config/v850/v850.h: Fix compile time warning messages.
16319 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16321 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
16322 Remove unused prototype for `init_lengths'.
16324 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16326 * calls.c (emit_call_1): Mark parameter `stack_size' with
16328 (expand_call): Initialize variable `insn'.
16329 (emit_library_call): Likewise for variable `high_to_save'.
16330 (emit_library_call_value): Likewise.
16331 (store_one_arg): Likewise for variables `lower_bound' and
16334 * combine.c (try_combine): Likewise for variables `i2_code_number'
16335 and `other_code_number'.
16336 (find_split_point): Likewise for variables `pos', `unsignedp' and
16338 (simplify_if_then_else): Likewise for variables `op' and `c1'.
16339 (simplify_and_const_int): Remove unused variable `width'.
16340 (merge_outer_ops): Likewise.
16342 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
16343 HOST_WIDE_INT' when comparing against one.
16344 (simplify_relational_operation): Likewise.
16345 (cse_insn): Initialize variables `src_eqv_volatile',
16346 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
16348 * final.c (init_final): Constify parameter `filename'.
16349 (final_start_function): Mark parameter `optimize' with
16351 (profile_function): Likewise for parameters `first' and `optimize'.
16352 (output_source_line): Likewise for parameter `file'.
16354 * integrate.c (subst_constants): Cast a value to `size_t' when
16355 comparing against one.
16356 (mark_stores): Initialize variable `mode'. Cast a value to
16357 `size_t' when comparing against one.
16359 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
16361 * loop.c (move_movables): Initialize variable `first'.
16362 (strength_reduce): Likewise for variable `increment'.
16363 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
16364 value to `size_t' when comparing against one.
16365 (load_mems): Initialize variable `end_label'.
16367 * output.h (init_final): Constify parameter.
16369 * reload.c (decompose): Initialize variable `base'.
16371 * reload1.c (reload): Likewise for variable `is_scalar'.
16372 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
16373 (choose_reload_regs): Initialize variable `mode'.
16374 (emit_reload_insns): Likewise for variable `store_insn'.
16375 (reload_cse_noop_set_p): Mark parameter `insn' with
16377 (reload_combine): Initialize variable `set'.
16379 * unroll.c (unroll_loop): Likewise for variable `local_label'.
16380 (copy_loop_body): Cast a value to `size_t' when comparing against
16383 * varasm.c (assemble_variable): Initialize variable `size_tree'.
16384 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
16385 (remove_from_pending_weak_list): Mark parameter `name' with
16388 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16390 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
16393 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
16395 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
16396 (ASM_DECLARE_FUNCTION_NAME): Define.
16397 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
16398 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
16399 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
16400 not already defined.
16402 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
16404 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
16405 of n_popped when call/call_value are not defined.
16407 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
16409 * tm.texi: GNU CC -> GCC conversion.
16410 (CC1_SPEC): Indicate it is used for all language front ends.
16412 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
16414 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
16415 NOTE_INSN_EH_REGION_END correctly.
16417 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
16418 Jeff Law <law@cygnus.com>
16420 * loop.c (strength_reduce): Automatically unroll loops if the
16421 unrolled loop size is smaller than the rolled loop size.
16423 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
16424 and delete comment that code should be rewritten.
16426 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
16428 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
16431 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
16433 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
16435 * fixinc/mkfixinc.sh: Don't fix uwin headers.
16436 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
16437 (LINK_SPEC): Add -u _main when building executables.
16438 (ASM_DECLARE_FUNCTION): Update from Cygwin.
16439 (ASM_FILE_END): Use the default for ix86-pe.
16440 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
16442 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
16444 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
16445 and ASM_CLOSE_PAREN are empty strings.
16447 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
16448 Geoffrey Keating <geoffk@cygnus.com>
16450 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
16451 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
16452 (unprotoize.o): Ditto.
16453 (test-protoize-simple): Don't define STD_PROTO_DIR.
16454 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
16455 changes to make 'test-protoize-simple' pass.
16456 (STD_PROTO_DIR): Remove define.
16457 (STANDARD_EXEC_PREFIX): Supply default define.
16458 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
16459 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
16460 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
16461 (GET_ENV_PATH_LIST): New macro.
16462 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
16463 (do_processing): Initialize default_syscalls_dir using new
16464 macros. Use it to initialize syscalls_absolute_filename.
16466 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
16468 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
16469 B into a register before emit_conditional_move.
16471 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
16473 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
16474 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
16475 multiplicand out of (+ (* a b) (* c d)).
16477 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
16478 Richard Henderson <rth@cygnus.com>
16480 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
16481 (new_insn_dead_notes): Likewise.
16482 (update_n_sets): Likewise.
16483 (update_flow_info): Move to flow.c, renamed to update_life_info;
16484 extend to handle multiple source insns.
16485 * flow.c: Include resource.h
16486 (unlink_insn_chain): New.
16487 (split_hard_reg_notes): New.
16488 (maybe_add_dead_note): New.
16489 (maybe_add_dead_note_use): New.
16490 (find_insn_with_note): New.
16491 (new_insn_dead_notes): New.
16492 (update_n_sets): New.
16493 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
16494 (maybe_remove_dead_notes): New.
16495 (update_life_info): New.
16496 (prepend_reg_notes): New.
16497 (replace_insns): New.
16498 * output.h (update_life_info): Declare.
16499 * recog.c (split_block_insns): Use update_life_info.
16500 * resource.c (find_free_register): Use reg_alloc_order, don't use
16501 fixed regs, make sure the mode is supported, don't use new regs.
16503 * rtl.h (replace_insns): Declare.
16505 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
16507 * expr.c (expand_expr): Cope with COND_EXPRs with one
16508 non-returning branch.
16510 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
16512 * expr.c (store_expr): Always pass down the target, even when not
16515 1999-08-24 Nick Clifton <nickc@cygnus.com>
16517 * configure.in: Define target_cpu_default for v850 targets.
16518 * configure: Regenerate
16520 * config/v850/v850.h (TARGET_CPU_generic): Define.
16521 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
16522 addresses are 4 byte aligned.
16524 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
16527 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16529 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
16530 (main): Add prototypes.
16532 * genattrtab.c (substitute_address, write_const_num_delay_slots,
16533 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
16534 (write_attr_get): Emit prototypes along with function definition.
16535 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
16536 (write_complex_function): Emit static prototype along with
16537 function definition.
16539 * genemit.c (gen_split): Emit prototypes along with function
16542 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
16543 Likewise for predicates and `insn_operand_predicate'.
16544 (process_template): Emit static prototype along with function
16547 * genrecog.c (make_insn_sequence): Constify a char*. Add
16548 prototypes for get_split_*().
16549 (write_subroutine): Emit prototypes along with function
16552 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16554 * gcse.c (find_avail_set): Follow chains of register-register copies.
16555 Use oprs_not_set_p to guarantee that the returned value can be
16557 (cprop_insn): Don't verify the return value of find_avail_set with
16560 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
16561 (cprop_cc0_jump): New function.
16562 (cprop_insn): Break out new function cprop_jump and use it.
16563 Also use cprop_cc0_jump for machines with CC0.
16564 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
16566 * tree.h (current_function_calls_setjmp,
16567 current_function_calls_longjmp): Delete declarations.
16568 * dsp16xx.c: Include "function.h".
16569 * elxsi.c: Likewise.
16570 * gmicro.c: Likewise.
16571 * h8300.c: Likewise.
16572 * i370.c: Likewise.
16573 * m32r.c: Likewise.
16574 * mn10200.c: Likewise.
16575 * mn10300.c: Likewise.
16576 * ns32k.c: Likewise.
16577 * spur.c: Likewise.
16578 * v850.c: Likewise.
16580 * rtl.h (rtx_equal_function_value_matters): Declare.
16581 * toplev.c (rtx_equal_function_value_matters): Don't declare.
16583 * function.c: Likewise.
16584 * emit-rtl.c: Likewise.
16586 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
16588 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
16591 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16593 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
16596 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
16598 * cpp.texi: Add a node documenting macro varargs (copied
16601 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
16603 * cppspec.c: Put a null pointer at the end of the new argv.
16605 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
16607 * configure.in: Remove code to select/de-select the haifa
16608 scheduler. Every scheduled port gets haifa now.
16609 * configure: Rebuilt.
16610 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
16612 * Makefile.in: Corresponding changes.
16614 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16616 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
16617 All callers changed.
16618 (prepare_float_lib_cmp): Likewise.
16619 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
16620 * expr.h (emit_float_lib_cmp): Delete declaration.
16621 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
16622 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
16623 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
16625 (cmptf): Now conditional on TARGET_HARD_QUAD.
16627 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
16629 * resource.c (mark_target_live_regs): Use
16630 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
16632 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16634 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
16636 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
16638 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
16640 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16642 * rtl.h (rtx_format): Constify a char*.
16644 * rtl.c (rtx_format): Likewise.
16645 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
16646 (init_rtl): Use accessor macro, not `rtx_format'.
16648 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
16651 * caller-save.c (mark_referenced_regs): Likewise.
16653 * combine.c (subst, make_compound_operation, known_cond,
16654 gen_rtx_combine, update_table_tick, get_last_value_validate,
16655 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
16657 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
16658 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
16659 count_reg_usage): Likewise.
16661 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
16664 * final.c (leaf_renumber_regs_insn): Likewise.
16666 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
16667 dump_edge_info, count_reg_references): Likewise.
16669 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
16670 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
16673 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
16674 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
16675 add_label_notes): Likewise.
16677 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
16678 clear_struct_flag, count_sub_rtxs, count_alternatives,
16679 compares_alternatives_p, contained_in_p, walk_attr_value,
16680 write_expr_attr_cache): Likewise.
16682 * genconfig.c (walk_insn_part): Likewise.
16684 * genemit.c (max_operand_1, gen_exp): Likewise.
16686 * genextract.c (walk_rtx): Likewise.
16688 * genflags.c (num_operands): Likewise.
16690 * genoutput.c (scan_operands): Likewise.
16692 * genpeep.c (match_rtx): Likewise.
16694 * genrecog.c (add_to_sequence): Likewise.
16696 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
16699 * integrate.c (save_constants, copy_for_inline,
16700 copy_rtx_and_substitute, subst_constants, restore_constants):
16703 * jump.c (mark_jump_label, invert_exp, redirect_exp,
16704 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
16706 * local-alloc.c (contains_replace_regs, memref_referenced_p):
16709 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
16710 add_label_notes, replace_call_address, count_nonfixed_reads,
16711 invariant_p, find_single_use_in_loop, find_mem_givs,
16712 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
16715 * print-rtl.c (reg_names, print_rtx): Likewise.
16717 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
16719 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
16720 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
16721 print_blocks): Likewise.
16723 * regclass.c (fix_register, record_address_regs,
16724 reg_scan_mark_refs): Likewise.
16726 * regmove.c (stable_but_for_p): Likewise.
16728 * reload.c (loc_mentioned_in_p, operands_match_p,
16729 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
16730 copy_replacements, refers_to_regno_for_reload_p,
16731 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
16732 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
16735 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
16736 delete_address_reloads_1, count_occurrences,
16737 reload_cse_mem_conflict_p, reload_combine_note_use,
16738 add_auto_inc_notes): Likewise.
16740 * resource.c (mark_referenced_resources, mark_set_resources):
16743 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
16744 reg_mentioned_p, regs_set_between_p, modified_between_p,
16745 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
16746 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
16747 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
16748 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
16750 * sched.c (sched_analyze_2, attach_deaths): Likewise.
16752 * stupid.c (stupid_mark_refs): Likewise.
16754 * unroll.c (remap_split_bivs): Likewise.
16756 * varasm.c (mark_constants): Likewise.
16758 * a29k/a29k.c (uses_local_reg_p): Likewise.
16760 * alpha/alpha.c (summarize_insn): Likewise.
16762 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
16763 eliminate_lr2ip): Likewise.
16765 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
16767 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
16768 reg_mentioned_in_mem): Likewise.
16770 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
16771 symbolic_reference_mentioned_p): Likewise.
16773 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
16775 * sh/sh.c (regs_used, mark_use): Likewise.
16777 * vax/vax.c (vax_rtx_cost): Likewise.
16779 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16781 * machmode.h (mode_name): Constify a char*.
16783 * rtl.c (mode_name): Likewise.
16785 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
16787 * optabs.c (init_libfuncs): Constify a char*.
16789 * print-tree.c (mode_name): Remove redundant declaration.
16790 (print_node): Use accessor macro, not `mode_name'.
16792 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
16794 (new_spill_reg): Constify a char*.
16796 * tree.c (mode_name): Remove redundant declaration.
16798 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16800 * rtl.c (rtx_name): Constify a char*.
16802 * rtl.h (rtx_name, fix_sched_param): Likewise.
16804 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
16805 (mypr): Use accessor macro, not `rtx_name'.
16807 * genemit.c (print_code): Constify a char*.
16809 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
16811 * genpeep.c (print_code): Constify a char*.
16813 * genrecog.c (print_code): Likewise.
16815 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
16816 end_bb): Add static prototype.
16817 (draw_edge): Constify a char*.
16818 (end_bb): Remove unused parameter.
16820 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
16821 print_block_visualization): Constify a char*.
16823 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
16825 * c-common.c (c_get_alias_set): Update comment.
16827 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
16829 * linux.h (LIB_SPEC): Added.
16831 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16833 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
16835 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
16837 * tree.c (expr_check): Fix typo in last change.
16839 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
16841 * rtl.def (NOTE): Change format to "iuu0n".
16842 (ADDR_DIFF_VEC): Change format to "eEee0".
16843 (ADDRESSOF): Change format to "eit".
16845 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
16846 (RTVEC_ELT): Change to match.
16847 (XVECEXP): Use XVEC and RTVEC_ELT.
16848 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
16849 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
16850 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
16851 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
16852 TRAP_CONDITION, TRAP_CODE): Use XEXP.
16853 (INTVAL): Use XWINT.
16854 (ADDRESSOF_DECL): Use XTREE.
16855 (SET_ADDRESSOF_DECL): Delete.
16856 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
16857 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
16858 ifdefed out since 2.6 at least.
16859 (gen_rtvec_vv): Delete prototype.
16861 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
16863 (copy_most_rtx): Handle 't' format letter.
16864 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
16865 (gen_rtvec_vv): Delete function. All callers changed to use
16866 gen_rtvec_v instead.
16867 * print-rtl.c (print_rtx): Move special casing of NOTEs to
16868 the '0' format letter.
16870 * function.c (gen_mem_addressof): Don't use
16871 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
16873 * integrate.c (copy_rtx_and_substitute): Likewise.
16874 Copy 't' slots with XTREE.
16875 (subst_constants): Treat 't' slots like '[swi]' slots.
16876 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
16877 * jump.c (rtx_equal_for_thread_p): Likewise.
16878 * rtlanal.c (rtx_equal_p): Likewise.
16879 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
16880 only four arguments.
16881 * gengenrtl.c (type_from_format): Provide correct types for
16885 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
16886 If a recent gcc is in use (always in stage2 and beyond), use
16887 statement expressions, so we don't make a function call unless
16888 the check fails. Evaluate arguments exactly once.
16889 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
16890 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
16892 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
16893 they evaluate their arguments exactly once, irrespective of
16894 the compiler in use.
16896 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
16897 is used by the currently-enabled check macros. This is:
16898 (tree_check_failed, tree_class_check_failed): For gcc.
16899 (tree_check, tree_class_check, cst_or_constructor_check,
16900 expr_check): For other compilers.
16902 * gencheck.c: Do not define any *_CHECK1 macros.
16904 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
16905 Mark Mitchell <mark@codesourcery.com>
16907 * c-common.c (c_get_alias_set): Fix support for poitners and
16910 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
16912 * alias.c: Include tree.h.
16913 (nonlocal_reference_p, mark_constant_function): New functions.
16914 * flow.c (life_analysis): Call mark_constant_function.
16915 * rtl.h (mark_constant_function): Declare it.
16917 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
16919 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
16920 unrecognisable switches.
16922 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16924 * loop.c (recombine_givs): Set ix field after sorting.
16925 (recombine_givs): Remove bogus index / giv lockstep looping.
16927 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16929 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
16931 (emit_store_flag_force): Use do_compare_rtx_and_jump.
16932 (do_cmp_and_jump): Formatting fixes.
16933 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
16934 do_compare_rtx_and_jump instead of compare_from_rtx.
16935 (do_compare_rtx_and_jump): New function; mostly copied from
16937 (do_jump_for_compare): Delete.
16938 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
16940 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
16941 of compare/do_jump_for_compare pairs.
16942 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
16943 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
16944 compare_from_rtx/do_jump_for_compare pairs.
16945 (do_jump_by_parts_equality): Likewise.
16946 (do_jump_by_parts_equality_rtx): Likewise.
16947 * expr.h (do_compare_rtx_and_jump): Declare.
16948 * optabs.c (prepare_cmp_insn): New function, contains most of the code
16949 that used to be in emit_cmp_insn.
16950 (cmp_available_p): New function.
16951 (prepare_operand): New function.
16952 (emit_cmp_and_jump_insn_1): New function, contains some code that used
16953 to be in emit_cmp_insn.
16954 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
16955 parameters to be pointers; don't emit final compare but modify some of
16956 the values pointed to by the args so the caller can perform the
16957 correct comparison.
16958 (expand_binop): Call emit_store_flag_force with signed forms of
16960 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
16961 emit_jump_insn pair.
16962 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
16963 emit_cmp_and_jump_insn_1. Call emit_queue.
16964 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
16966 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
16967 jump sets cc0 before deleting it.
16968 * integrate.c (expand_inline_function): Likewise.
16969 * unroll.c (unroll_loop): Similar changes in several places.
16970 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
16971 before deleting it.
16973 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16975 * Makefile.in (insn-recog.o): Update dependencies.
16976 * genrecog.c (main): Make generated file include "function.h".
16978 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
16980 * cse.c (cse_insn): Call never_reached_warning when a jump is
16981 changed to be unconditional.
16982 * flags.h: Declare warn_notreached.
16983 * flow.c (delete_block): Call never_reached_warning when
16984 a block is deleted.
16985 * jump.c (delete_barrier_successors): Call never_reached_warning
16986 when we delete everything after a BARRIER.
16987 (never_reached_warning): New function.
16988 * rtl.h: Declare never_reached_warning.
16989 * toplev.c (warn_notreached): New variable.
16990 (lang_independent_options): Set warn_notreached
16991 when -Wunreachable-code.
16992 (compile_file): We need line numbers for -Wunreachable-code.
16994 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
16996 * haifa-sched.c (insn_unit): Fix typo on out of range test.
16997 * sched.c (insn_unit): Likewise.
16999 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
17001 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
17003 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17005 * flow.c (create_edge_list): Use xmalloc, not malloc.
17007 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
17009 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
17010 C-style comments. Do not lose the character before double slash.
17012 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17014 * basic-block.h (struct edge_list): Stucture to maintain a vector
17016 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
17017 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
17018 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
17019 New function prototypes.
17020 * flow.c (create_edge_list): Function to create an edge list.
17021 (free_edge_list): Discards memory used by an edge list.
17022 (print_edge_list): Debug output showing an edge list.
17023 (verify_edge_list): Internal consistency check for an edge list.
17024 (find_edge_index): Function to find an edge index for a pred and succ.
17026 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
17028 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
17031 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
17033 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
17035 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17037 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
17039 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
17041 * toplev.c (rest_of_compilation): Allow machine dependent
17042 reorganisation pass to place information into the RTL dump
17043 file if it so wishes.
17045 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
17047 * explow.c (hard_function_value): Use VOIDmode instead of
17049 * stmt.c (expand_return): Likewise.
17050 * stor-layout.c (get_best_mode): Likewise.
17052 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
17053 emit call instead of emit_insn call.
17055 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
17057 * configure.in: Handle --disable/enable-win32-registry.
17058 * install.texi: Document --disable/enable-win32-registry.
17059 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
17060 (WIN32_REGISTRY_KEY): New macro.
17061 * prefix.c: Use to enable/disable win32-specific code.
17062 (lookup_key): Use versioned key.
17063 * configure: Regenerate.
17064 * config.in: Likewise.
17066 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
17068 * cpplib.c (read_line_number): New fn, split out of...
17071 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
17073 tree.c (lang_unsave_expr_now) : New.
17074 (unsave_expr_now): Call lang_unsave_expr_now.
17075 tree.h (lang_unsave_expr_now) : New.
17077 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
17079 * toplev.c (flag_new_exceptions): On by default.
17081 1999-08-13 Michael Meissner <meissner@cygnus.com>
17083 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
17085 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
17087 * dwarfout.c (fundamental_type_code): Return FT_boolean for
17088 INTEGER_TYPE with precision==1, it's __java_boolean.
17090 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17092 * global.c (prune_preferences): Move some invariants out of the
17095 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
17097 * configure.in (alpha*-dec-osf*): Add osf5.
17099 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
17101 * configure.in: Rework handling of ARM GNU/Linux slightly.
17102 (arm*-*-linux-gnuoldld): New target.
17103 * configure: Regenerate.
17104 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
17105 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
17106 * config/arm/linux-oldld.h: New file.
17107 * config/arm/linux-elf26.h: Don't include linux-elf.h.
17108 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
17110 * config/arm/linux-elf.h (ASM_SPEC): Define.
17111 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
17112 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
17113 for 26-bit APCS and old linker.
17114 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
17116 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
17117 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
17118 don't define `arm' or `arm_elf'.
17119 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
17120 MULTILIB_DIRNAMES): Define. Fix typo in comment.
17122 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
17124 * rtl.texi: Fix typo.
17126 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
17128 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
17130 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
17132 * extend.texi (C++ Signatures): Remove node.
17133 * invoke.texi: Remove discussion of -fhandle-signatures,
17134 signature, sigof, __signature__, and __sigof__.
17136 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
17138 * Makefile.in (JAVAGC): Removed.
17140 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
17142 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
17144 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
17146 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
17148 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
17150 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
17151 a register that is already known to be a pointer.
17153 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
17155 * fixinc/inclhack.tpl: Only install assert.h conditionally.
17156 * fixinc/inclhack.sh: Regenerated.
17157 * fixinc/fixincl.sh: Regenerated.
17159 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
17161 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
17162 Fix documentation of -ansi flag to describe its C++ behavior.
17163 Remove bogus reference to GCC 2.9.
17165 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
17167 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
17168 note if it is non-NULL.
17170 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17172 * except.h (eh_nesting_info): Add new structure defintion.
17173 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
17174 (reachable_handlers, update_rethrow_references): Add function
17176 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
17177 a rethrow symbol instead of an integer exception region number.
17178 * flow.c (Make_edges): Use new exception nesting routines to determine
17179 which handlers are reachable from a CALL or asynchronous insn.
17180 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
17182 (delete_eh_regions): Update rethrow labels, and don't delete
17183 regions which are the target of a rethrow.
17184 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
17185 avoid overloading the SYMBOL_REF_USED flag.
17186 (rethrow_symbol_map): Use new rethrow_ref field.
17187 (rethrow_used): Use new rethrow_ref field.
17188 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
17189 of an integer. Fix formatting.
17190 (output_exception_table_entry): Use new rethrow_ref field.
17191 (can_throw): Check for EH_REGION_NOTE before deciding
17192 whether a CALL can throw or not.
17193 (scan_region): Call rethrow_used() instead of accessing data structure.
17194 (update_rethrow_references): New function to make sure only regions
17195 which are still targets of a rethrow are flagged as such.
17196 (process_nestinfo): New static function to initialize a handler
17197 list for a specific region.
17198 (init_eh_nesting_info): New function to allocate and initialize
17199 the list of all EH handlers reachable from all regions.
17200 (reachable_handlers): New function to retrieve the list of handlers
17201 reachable from a specific region and insn.
17202 (free_eh_nesting_info): New function to dispose of a list of
17203 reachable handlers.
17205 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
17207 * flow.c (split_edge): Set JUMP_LABEL field.
17208 (commit_one_edge_insertion): Set head correctly for insert_before.
17209 When inserting insns, update insn block numbers if allocated.
17211 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17213 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
17214 retry_incomplete_types): Add static prototype.
17215 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
17216 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
17217 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
17218 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
17219 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
17222 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
17223 dwarf2out_start_source_file, dwarf2out_line): Likewise.
17225 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17227 * output.h (assemble_name): Constify a char*.
17229 * varasm.c (UNIQUE_SECTION, assemble_start_function,
17230 assemble_variable, assemble_name): Likewise.
17232 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
17234 * arm/pe.c (arm_pe_unique_section): Likewise.
17236 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
17238 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
17240 * i386/interix.c (i386_pe_unique_section): Likewise.
17242 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
17244 * i386/winnt.c (i386_pe_unique_section): Likewise.
17246 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
17248 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
17250 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
17252 * pa/pa.c (output_call): Likewise.
17254 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
17256 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
17258 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
17261 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
17264 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
17266 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
17267 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
17269 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
17271 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17273 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
17275 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17277 * tree.h (lang_identify): Constify a char*.
17278 (print_error_function): Add extern prototype. Constify a char*.
17280 * c-lang.c (lang_identify): Constify a char*.
17282 * objc/objc-act.c (lang_identify): Constify a char*.
17284 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17286 * genpeep.c (main): Make generated file include "function.h".
17287 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
17289 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17291 * Makefile.in: Update dependencies.
17292 * alias.c: Include "function.h"
17293 * c-decl.c: Likewise.
17294 * caller-save.c: Likewise.
17295 * calls.c: Likewise.
17296 * combine.c: Likewise.
17298 * explow.c: Likewise.
17299 * final.c: Likewise.
17300 * global.c: Likewise.
17301 * graph.c: Likewise.
17302 * local-alloc.c: Likewise.
17303 * loop.c: Likewise.
17304 * optabs.c: Likewise.
17305 * profile.c: Likewise.
17306 * recog.c: Likewise.
17307 * regclass.c: Likewise.
17308 * regmove.c: Likewise.
17309 * reload.c: Likewise.
17310 * reorg.c: Likewise.
17311 * resource.c: Likewise.
17312 * sched.c: Likewise.
17313 * stupid.c: Likewise.
17314 * config/1750a/1750a.c: Likewise.
17315 * config/a29k/a29k.c: Likewise.
17316 * config/arc/arc.c: Likewise.
17317 * config/arm/arm.c: Likewise.
17318 * config/arm/thumb.c: Likewise.
17319 * config/c4x/c4x.c: Likewise.
17320 * config/clipper/clipper.c: Likewise.
17321 * config/convex/convex.c: Likewise.
17322 * config/fx80/fx80.c: Likewise.
17323 * config/i860/i860.c: Likewise.
17324 * config/m68k/m68k.c: Likewise.
17325 * config/m88k/m88k.c: Likewise.
17326 * config/mips/mips.c: Likewise.
17327 * config/pdp11/pdp11.c: Likewise.
17328 * config/pyr/pyr.c: Likewise.
17329 * config/romp/romp.c: Likewise.
17330 * config/sh/sh.c: Likewise.
17331 * config/tahoe/tahoe.c: Likewise.
17332 * config/vax/vax.c: Likewise.
17333 * config/we32k/we32k.c: Likewise.
17334 * config/sparc/sparc.c: Include "function.h".
17335 (mem_min_alignment): Test current_function rather than
17336 regno_pointer_align.
17337 * config/pa/pa.c: Likewise.
17338 (compute_frame_size): Delete declaration of
17339 current_function_outgoing_args_size.
17340 * config/arc/arc.h (current_function_varargs): Delete declaration.
17341 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
17343 * config/i370/i370.h (current_function_outgoing_args_size): Delete
17345 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
17346 current_function_uses_pic_offset_table.
17347 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
17348 of current_function_returns_pointer.
17349 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17350 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17351 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17352 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17353 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17354 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17355 * config/m88k/m88k.c: Include "function.h"
17356 (call_used_regs, current_function_pretend_args_size,
17357 current_function_outgoing_args_size, frame_pointer_needed): Delete
17359 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
17361 * config/mips/mips.h (current_function_calls_alloca): Delete
17363 * config/mn10200/mn10200.h (current_function_needs_context,
17364 rtx_equal_function_value_matters): Delete declarations.
17365 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
17366 flag_pic): Delete declarations.
17367 * config/pa/pa.h (current_function_pretend_args_size,
17368 current_function_decl): Delete declarations.
17369 * config/pa/som.h (current_function_varargs): Delete declaration.
17370 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
17372 * config/pyr/pyr.h (current_function_pretend_args_size,
17373 current_function_args_size, current_function_calls_alloca): Delete
17375 * config/sh/sh.h (current_function_varargs): Delete declaration.
17376 * config/sparc/sparc.h (current_function_outgoing_args_size,
17377 current_function_calls_alloca, current_function_decl): Delete
17379 * config/spur/spur.h (current_function_pretend_args_size,
17380 current_function_calls_alloca): Delete declarations.
17381 * config/v850/v850.c (current_function_outgoing_args_size): Delete
17383 * config/vax/vms.h (current_function_name): Delete declaration.
17384 * gcse.c: Include "function.h".
17385 (current_function_name, current_function_calls_setjmp): Delete
17387 * haifa-sched.c: Include "function.h".
17388 (forced_labels): Delete declaration.
17389 * jump.c: Likewise.
17390 * reg-stack.c: Likewise.
17391 * reload1.c: Likewise.
17392 * genemit.c (main): Make generated file include function.h.
17393 * genoutput.c (output_prologue): Likewise.
17395 * builtins.c (saveregs_value, apply_args_value): Delete variables.
17396 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
17397 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
17398 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
17399 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
17400 macros for some of them.
17401 (emit_filename, emit_lineno): Delete declarations.
17402 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
17403 regno_pointer_* variables through current_function.
17404 (gen_inline_header_rtx): Delete function.
17405 (save_emit_status): Delete function.
17406 (set_new_last_label_num): New function.
17407 (clear_emit_caches): New function.
17408 (restore_emit_status): Just clear last_labelnum and call
17410 (get_last_insn_anywhere): Variable sequence_stack is now accessed
17411 through macro seq_stack.
17412 (add_insn_after): Likewise.
17413 (add_insn_before): Likewise.
17414 (remove_insn): Likewise.
17415 (pop_topmost_sequence): Likewise.
17416 (in_sequence_p): Likewise.
17417 (start_sequence_for_rtl_expr): Likewise.
17418 (start_sequence): Likewise, and likewise for
17419 sequence_rtl_expr/seq_rtl_expr.
17420 (push_topmost_sequence): Likewise.
17421 (end_sequence): Likewise.
17422 (init_virtual_regs): Now takes a "struct emit_status *" argument.
17423 All callers changed. Store into that pointer instead of globals.
17424 (init_emit): Allocate emit elt of current_function.
17425 Changes for sequence_rtl_expr/sequence_stack renaming.
17426 Call clear_emit_caches instead of doing it in-line.
17427 Access regno_pointer_* variables through current_function.
17428 (init_emit_once) Don't clear sequence_stack.
17430 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
17432 (arg_pointer_save_area): Delete declaration.
17433 (finish_expr_for_function): Renamed from init_queue; no longer static.
17434 (init_expr): Don't call init_queue.
17435 (save_expr_status, restore_expr_status): Delete functions.
17436 (expand_expr): Changes to reflect new layout of struct function.
17437 Don't access current_function_check_memory_usage when current_function
17439 * expr.h (forced_labels, save_expr_regs, saveregs_value,
17440 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
17441 current_function_outgoing_args_size, current_function_arg_offset_rtx,
17442 current_function_uses_const_pool, function_call_count,
17443 current_function_uses_pic_offset_table, nonlocal_labels,
17444 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
17445 current_function_check_memory_usage, nonlocal_goto_handler_slots,
17446 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
17448 (finish_expr_for_function): Declare.
17449 * flags.h (current_function_has_nonlocal_label,
17450 current_function_has_nonlocal_goto, current_function_is_thunk,
17451 current_function_has_computed_jump): Delete declarations.
17452 * flow.c (forced_labels): Delete declaration.
17453 * function.c (current_function_pops_args,
17454 current_function_returns_struct, current_function_returns_pcc_struct,
17455 current_function_needs_context, current_function_calls_setjmp,
17456 current_function_calls_longjmp, current_function_has_nonlocal_label,
17457 current_function_has_nonlocal_goto, current_function_is_thunk,
17458 current_function_has_computed_jump, current_function_calls_alloca,
17459 current_function_contains_functions, current_function_returns_pointer,
17460 current_function_epilogue_delay_list, current_function_args_size,
17461 current_function_pretend_args_size, current_function_arg_offset_rtx,
17462 current_function_outgoing_args_size, current_function_varargs,
17463 current_function_stdarg, current_function_args_info, cleanup_label,
17464 current_function_name, current_function_uses_const_pool,
17465 current_function_instrument_entry_exit, current_function_return_rtx,
17466 current_function_uses_pic_offset_table, nonlocal_labels,
17467 current_function_internal_arg_pointer, current_function_cannot_inline,
17468 current_function_check_memory_usage, function_call_count,
17469 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
17470 nonlocal_goto_stack_level, return_label, save_expr_regs,
17471 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
17472 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
17473 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
17474 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
17475 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
17477 (push_function_context_to): Don't save them. Don't call
17478 save_storage_status, save_emit_status or save_expr_status.
17479 (pop_function_context_from): Don't restore them. Don't call
17480 restore_storage_status or restore_expr_status.
17481 (get_func_frame_size): New function.
17482 (get_frame_size): Use it.
17483 (assign_outer_stack_local): Reflect some member name changes in struct
17485 (put_reg_into_stack): Likewise.
17486 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
17488 (fixup_var_refs): Likewise.
17489 (fix_lexical_addr): Likewise.
17490 (trampoline_address): Likewise.
17491 (prepare_function_start): Clear field inlinable of current_function.
17492 (init_function_for_compilation): New function.
17493 (expand_dummy_function_end): New function.
17494 (expand_function_end): Call finish_expr_for_function.
17495 * function.h (struct emit_status): New; fields moved here from struct
17496 function and from global variables. Add accessor macros for some of
17498 (struct expr_status): Likewise.
17499 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
17500 (struct function): Add fields expr and emit, inlinable, inl_emit,
17501 original_arg_vector, original_decl_initial, inl_last_parm_insn,
17502 inl_max_label_num. Add many comments.
17503 Add accessor macros for all elts of struct function that no longer
17504 have a global variable.
17505 (cleanup_label, return_label, frame_offset, tail_recursion_label,
17506 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
17507 stack_slot_list): Delete declarations.
17508 (get_func_frame_size): Declare.
17509 (save_expr_status, restore_expr_status, save_emit_status,
17510 save_storage_status, restore_storage_status): Delete declarations.
17511 (init_virtual_regs): Declare.
17512 * output.h (current_function_pops_args,
17513 current_function_returns_struct, current_function_returns_pcc_struct,
17514 current_function_needs_context, current_function_calls_setjmp,
17515 current_function_calls_longjmp, current_function_calls_alloca,
17516 current_function_has_nonlocal_label, current_function_varargs,
17517 current_function_has_computed_jump, current_function_returns_pointer,
17518 current_function_contains_functions, current_function_args_size,
17519 current_function_pretend_args_size, current_function_stdarg,
17520 current_function_outgoing_args_size, current_function_args_info,
17521 current_function_name, current_function_return_rtx,
17522 current_function_epilogue_delay_list,
17523 current_function_uses_const_pool, current_function_cannot_inline):
17524 Delete declarations.
17525 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
17526 regno_reg_rtx): Delete declaration.
17527 (REGNO_POINTER_FLAG): Delete macro.
17528 * stmt.c (expand_goto): Changes to reflect that some fields in struct
17529 function were renamed.
17530 * stor-layout.c (save_storage_status, restore_storage_status): Delete
17532 * toplev.c: Include "function.h".
17533 (current_function_decl): Delete declaration.
17534 (compile_file): Call init_dummy_function_start and
17535 expand_dummy_function_end around some initializations that need to
17537 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
17538 Call init_function_for_compilation.
17539 * unroll.c: Include "function.h"
17540 (unroll_loop): Access regno_pointer_* variables through
17543 * tree.h (struct tree_decl): Add elt f to saved_insns member.
17544 (DECL_SAVED_INSNS): use it.
17545 (expand_dummy_function_end): Declare.
17546 (init_function_for_compilation): Declare.
17547 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
17548 that it's no longer an INLINE_HEADER.
17549 (expand_call): Likewise.
17550 * integrate.c (finish_inline): Delete function.
17551 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
17552 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
17553 args. Don't generate an INLINE_HEADER rtx, just return the arg
17554 vector. All callers changed.
17555 (save_for_inline_copying): Create a duplicate struct emit_status to
17556 hold the emit state for compiling the current function. Use this and
17557 the other new fields in struct function that are for integration
17558 instead of an INLINE_HEADER.
17559 Use memcpy instead of bcopy.
17560 Store the current struct function in DECL_SAVED_INSNS of fndecl.
17561 (save_for_inline_nocopy): Similar changes, except no new emit_status
17563 (expand_inline_function): Get information from function structure,
17564 not from an inline header rtx.
17565 (output_inline_function): Lose code to extract the necessary
17566 information from an inline header; simply put back the function
17567 structure into current_function. Clear its inlinable elt.
17568 * rtl.def (INLINE_HEADER): Delete.
17569 * rtl.h: Delete all accessors for an INLINE_HEADER.
17570 (gen_inline_header_rtx): Delete declaration.
17571 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
17572 Delete declarations.
17573 (REGNO_POINTER_ALIGN): Delete.
17574 (clear_emit_caches): Declare.
17575 (set_new_last_label_num): Declare.
17577 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
17579 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
17581 * except.c (expand_eh_region_start_for_decl): Always start a new block.
17582 * stmt.c (is_eh_region): Make sure current_function is present, too.
17584 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
17586 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
17587 for 64bit PA targets.
17589 * pa.h (SELECT_SECTION): Define.
17590 * som.h (SELECT_SECTION): Delete.
17592 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17594 * alias.c (init_alias_analysis): Wrap call to
17595 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
17597 1999-08-07 Bruce Korb <autogen@linuxbox.com>
17599 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
17600 <sys/asm.h> contains an asm comment with an apostrophe
17601 * fixinc/inclhack.sh: regen
17602 * fixinc/fixincl.x: regen
17604 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
17606 * function.c (init_function_start): Clear prologue & epilogue.
17607 (prologue_epilogue_contains): New function.
17608 * alias.c (init_alias_analysis): Use it.
17609 * rtl.h (prologue_epilogue_contains): Declare it.
17611 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
17613 * jump.c (onlyjump_p): New function.
17614 * rtl.h: Declare it.
17615 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
17616 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
17618 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
17620 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
17621 to invert loops. Simplify block scanning.
17623 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17625 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
17626 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
17628 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
17630 * config/sparc/liteelf.h: New file to support sparclite-elf target
17631 * config/sparc/t-sp86x: New file to support sparc86x targets
17632 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
17633 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
17634 * configure.in: Support above target triplets
17635 * configure: Regenerated
17637 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
17639 * fixinc/server.c (server_setup): Do not prefix function used as
17640 parameter with `&'.
17642 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
17644 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
17645 Remove fp reg alternatives.
17647 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
17649 * Makefile.in (TAROUTOPTS): Kill.
17650 (install-headers-tar): Use "xpf" for tar headerfile extraction
17651 * i370/x-oe (TAROUTOPTS): Delete.
17652 * m68k/x-apollo68 (TAROUTOPTS): Delete.
17653 * m68k/x-hp320 (TAROUTOPTS): Delete.
17654 * m68k/x-hp320g (TAROUTOPTS): Delete.
17655 * gcc.texi: Update bug reporting text.
17657 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17659 * reg-stack.c (change_stack) Fixed problem with negative array index.
17661 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
17663 * extend.texi, install.texi: Fix spelling mistakes.
17665 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
17666 (s-attrtab); No longer try to use pre-made insn-attrtab file.
17667 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
17668 PREMADE_ATTRTAB_MD.
17669 * mips/t-ecoff: Likewise.
17670 * mips/t-elf: Likewise.
17671 * mips/t-mips: Likewise.
17672 * mips/t-osfrose: Likewise.
17673 * mips/t-r3900: Likewise.
17674 * mips/t-svr3: Likewise.
17675 * mips/t-svr4: Likewise.
17676 * mips/t-ultrix: Likewise.
17678 * gcc.texi: Document recommend means to provide software floating
17679 point libraries in libgcc.a
17681 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
17683 * c-lex.c (yylex): We can have a number with no digits.
17685 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
17687 * jump.c (delete_prior_computation): New function, broken
17688 out of delete_computation. Check for side effects with
17689 side_effects_p instead of FIND_REG_INC_NOTE. Handle
17690 multi-word hard registers.
17691 (delete_computation): Use it. Check for side effects with
17692 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
17693 missing REG_DEAD note for a register which is both set and
17696 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
17698 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
17699 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
17700 (ASM_FILE_START): Import _mcount with the right type.
17701 (ASM_DECLARE_FUNCTION_NAME): Define.
17702 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
17703 * pa.c (output_function_prologue): Always emit the function's label
17705 * pa.h (TEXT_SPACE_P): Define.
17706 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
17707 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
17708 * som.h (TEXT_SPACE_P): Delete.
17709 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
17710 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
17712 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
17714 * expr.c (emit_group_load): Allow src to be a CONCAT.
17716 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17718 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
17719 (___mulsi3): Use '!' comment character.
17721 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17723 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
17725 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
17727 * gcc.c: Update URLs and mail addresses.
17728 * gcc.texi: Likewise.
17730 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
17732 * rs6000.c (current_file_function_operand): Return zero for
17734 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
17736 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
17739 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
17741 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
17742 allocate space in the stack frame for the PIC register.
17744 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
17746 * m68k.md (xordi3, anddi3): These patterns are not available on
17749 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
17751 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
17752 (PUT_REAL): Likewise.
17754 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17756 * final.c (shorten_branches): Don't add an alignment for loops
17757 that have no label inside.
17759 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17761 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
17762 prototypes in macro HAVE_cmpstrsi.
17764 * cpplib.c (cpp_get_token): Remove unused label `op3'.
17766 * emit-rtl.c (operand_subword): Remove unused variable
17769 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
17771 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
17773 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
17775 * cpphash.c (macroexpand): Delete leading whitespace when arg
17776 is concatenated before.
17777 (unsafe_chars): Correct test for whether + and - can extend a
17780 * cppinit.c (cpp_start_read): Do dependencies for
17781 -include/-imacros files also.
17783 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
17784 tokenizing non-directive lines.
17785 (cpp_expand_to_buffer): Temporarily disable no-output mode.
17786 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
17789 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
17791 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
17793 * c-lex.c: Sync with C++ frontend.
17794 (linemode): New variable.
17795 (parse_float): imag, conversion_errno, and type are output only.
17796 (yylex): Adjust. Move initial '.' case into main switch.
17798 (handle_generic_pragma): Just deal with tokens.
17799 (readescape): Use ISXDIGIT and ISGRAPH.
17800 * c-parse.in: Add END_OF_LINE token.
17802 * c-lex.c (lang_init): Generalize.
17803 (nextchar): Remove. Replace uses with UNGETC.
17804 (skip_white_space): Handle linemode here. Optimize for cpplib.
17805 (skip_white_space_on_line): Remove.
17806 (extend_token_buffer_to): New fn.
17807 (extend_token_buffer): Use it.
17808 (read_line_number, check_newline): Just deal with tokens.
17809 (token_getch, token_put_back): New fns.
17810 (yylex): Use them. More cpplib optimizations. Simplify.
17812 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
17813 Jason Merrill <jason@yorick.cygnus.com>
17815 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
17816 (consume_string): Make this smart about USE_CPPLIB.
17817 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
17818 (yylex): Rewrite to be intelligent about USE_CPPLIB.
17819 Also, clean up cases where we redundantly set token_buffer[0].
17820 (read_line_number): New fn.
17821 (ignore_escape_flag): New variable.
17823 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
17825 * a29k/t-a29kbare: Fix some comments.
17826 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
17827 (FPBIT, DPBIT): Define.
17828 * a29k/t-vx29k: Likewise.
17829 * arc/t-arc: Likewise.
17830 * arm/t-arm-elf: Likewise.
17831 * arm/t-bare: Likewise.
17832 * arm/t-pe: Likewise.
17833 * arm/t-pe-thumb: Likewise.
17834 * arm/t-semi: Likewise.
17835 * arm/t-thumb: Likewise.
17836 * arm/t-thumb-elf: Likewise.
17837 * arm/t-thumb-linux: Likewise.
17838 * h8300/t-h8300: Likewise.
17839 * i960/t-i960: Likewise.
17840 * i960/t-vxworks960: Likewise.
17841 * m32r/t-m32r: Likewise.
17842 * mips/t-ecoff: Likewise.
17843 * mips/t-elf: Likewise.
17844 * mips/t-r3900: Likewise.
17845 * pa/t-pro: Likewise.
17846 * rs6000/t-aix43: Likewise.
17847 * rs6000/t-beos: Likewise.
17848 * rs6000/t-newas: Likewise.
17849 * rs6000/t-ppccomm: Likewise.
17850 * rs6000/t-rs6000: Likewise.
17851 * rs6000/t-winnt: Likewise.
17852 * rs6000/t-xnewas: Likewise.
17853 * rs6000/t-xrs6000: Likewise.
17854 * sh/t-sh: Likewise.
17855 * sparc/t-elf: Likewise.
17856 * sparc/t-sparcbare: Likewise.
17857 * sparc/t-sparclite: Likewise.
17858 * sparc/t-splet: Likewise.
17859 * v850/t-v850: Likewise.
17860 * mn10200/t-mn10200: Fix comments.
17861 * mn10300/t-mn10300: Likewise.
17863 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
17864 dummy operand. Allocate a new pseudo for the dummy operand.
17865 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
17867 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
17869 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
17871 * configure: Rebuilt.
17872 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
17874 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
17876 * recog.c (preproces_constraints): Zero recog_op_alt before
17877 processing the constraints.
17879 * arm.c (typedef minipool_node): Renamed from pool_node.
17880 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
17881 (add_minipool_constant): New function.
17882 (dump_minipool): New function.
17883 (find_barrier): Remove special case for getting the insn size of
17884 an insn that references the constant pool.
17885 (minipool_fixup): New structure.
17886 (push_minipool_barrier): New function.
17887 (push_minipool_fix): New function.
17888 (note_invalid_constants): New function.
17889 (add_pool_constant, dump_table, fixit, broken_move): Delete.
17890 (arm_reorg): Rewrite code to fix up the constant pool into a
17891 series of mini-pools embedded in the insn stream.
17892 (arm_output_epilogue): New function, made mainly from the body
17893 of output_func_epilogue.
17894 (output_func_epilogue): Move insn generation part of epilogue code
17895 to arm_output_epilogue.
17896 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
17897 * arm.md (pool_range): New attribute.
17898 (zero_extendqidi2): Add attribute pool_range.
17899 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
17900 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
17901 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
17902 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
17903 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
17904 (epilogue): New expand.
17905 (epilogue_insn): New insn. Call arm_output_epilogue.
17907 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
17908 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
17910 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
17912 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
17914 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
17916 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
17918 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
17920 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
17922 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
17924 * global.c: Fix comment.
17926 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
17928 * gcc.c (access_check): New static function.
17929 (find_a_file): Use it when searching a directory list.
17930 * collect2.c (find_a_file): Don't accept directories found when
17931 searching a directory list.
17933 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
17935 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
17936 function parameters with `&'.
17937 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
17939 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
17941 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
17942 or tidy_fallthru_edge if the last insn in the block is not
17943 an unconditional jump or a simple conditional jump.
17945 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17947 * Makefile.in (c-decl.o): Depends on defaults.h.
17949 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
17951 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
17953 (CLASS_MAX_NREGS): Likewise.
17955 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
17957 * cse.c (cse_insn): Fix dumb thinko in last change.
17959 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17961 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
17964 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
17966 * dwarf2out.c (add_location_or_const_value_attribute): Correct
17967 test for sizes of passed and declared parameter types.
17969 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17971 * fixincludes: Fix the return type of bsearch, char* -> void*.
17973 * fixinc/inclhack.def: Likewise.
17975 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
17977 * invoke.texi (-fdump-translation-unit): New option.
17979 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
17981 * expr.h (PROMOTE_PROTOTYPES): Move ...
17982 * defaults.h: ... to here.
17983 * c-decl.c: Include defaults.h instead of expr.h.
17984 * c-typeck.c: Include defaults.h.
17986 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
17988 * toplev.h (errorcount): Declare.
17989 (warningcount): Likewise.
17990 (sorrycount): Likewise.
17991 * c-lex.c (errorcount): Don't declare.
17992 * dwarf2out.c (errorcount): Don't declare.
17994 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
17996 * config/libgloss.h: Add a note discouraging use with ELF.
17997 * configure.in: Don't use libgloss.h for ELF targets.
17998 Always use_collect2 on a.out targets.
18000 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
18002 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
18003 (force_to_mode, case ASHIFTRT): Add shiftrt label.
18005 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18007 * loop.c (strength_reduce): When doing biv->giv conversion, update
18008 reg note of NEXT->insn.
18010 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18012 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
18014 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18016 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
18017 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
18018 Ensure expr.h is included.
18019 * c-typecheck.c (convert_arguments): Ditto.
18021 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
18023 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
18024 * config/convex/convex.h: Ditto.
18025 * config/dsp16xx/dsp16xx.h: Ditto.
18026 * config/fx80/fx80.h: Ditto.
18027 * config/gmicro/gmicro.h: Ditto.
18028 * config/i370/i370.h: Ditto.
18029 * config/i386/i386.h: Ditto.
18030 * config/m32r/m32r.h: Ditto.
18031 * config/m68k/m68k.h: Ditto.
18032 * config/m88k/m88k.h: Ditto.
18033 * config/mips/mips.h: Ditto.
18034 * config/pa/pa.h: Ditto.
18035 * config/pyr/pyr.h: Ditto.
18036 * config/tahoe/tahoe.h: Ditto.
18037 * config/we32k/we32k.h: Ditto.
18039 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
18040 based on arch size.
18042 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
18044 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
18047 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
18049 1999-08-02 Richard Henderson <rth@cygnus.com>
18051 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
18052 for the register spill block.
18053 (m32r_va_arg): New.
18054 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
18055 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
18057 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
18058 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
18059 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
18061 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18063 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
18064 MAX_WCHAR_TYPE defined in sparc.h.
18065 * config/sparc/linuxaout.h: Likewise.
18066 * config/sparc/linux64.h: Likewise.
18067 Also default to -mvis if CPU is UltraSPARC.
18069 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18071 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
18072 (RTX_OK_FOR_OLO10): Likewise.
18073 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
18074 %lo(), allow it in addresses...
18075 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
18076 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
18077 does not make sense.
18078 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
18079 (sparc_output_scratch_registers): New function.
18080 (output_function_prologue, sparc_flat_output_function_prologue): Use
18082 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
18084 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
18085 * configure.in: Add check for .register pseudo-op support in as and
18086 check for offsetable %lo().
18087 * acconfig.h: Add templates for the above checks.
18088 * configure: Regenerate.
18090 1999-08-02 Richard Henderson <rth@cygnus.com>
18092 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
18093 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
18094 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
18096 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18098 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
18101 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
18103 * config/float-sparc.h: New file.
18104 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
18105 sparc-*-linux-gnu and sparc64-*-linux*.
18107 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18109 * rs6000.c (rs6000_va_list): Type is an array.
18110 (rs6000_va_start): Don't doubly adjust for varargs.
18111 (rs6000_va_arg): Evaluate long long GPR adjustment.
18113 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
18115 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
18116 -maix64 and -maix32.
18117 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
18118 LINK_SPEC): Change appropriately.
18119 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
18120 (u_short_cint_operand): Likewise.
18121 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
18123 * rs6000/t-aix43 (MULTILIB): Change to -m64.
18125 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
18127 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
18129 * rs6000/rs6000.c (num_insns_constant_wide): Correct
18130 for type promotion.
18131 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
18132 (non_add_cint_operand): Likewise.
18133 (logical_operand): Likewise.
18134 (non_logical_cint_operand): Likewise.
18135 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
18136 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
18137 (rs6000_select_rtx_section): Suppress warning.
18138 (small_data_operand): Suppress warning.
18139 (rs6000_got_register): Suppress warning.
18140 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
18141 type, so `J' is generally the wrong constraint for a SImode value;
18143 (andsi3_internal2): Likewise.
18144 (andsi3_internal3): Likewise.
18145 (iorsi3_internal1): Likewise.
18146 (xorsi3_internal1): Likewise.
18148 (movsf_softfloat): Likewise.
18149 (scc insns): Likewise.
18150 (movsi+2): Preserve sign bits of SImode constant.
18151 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
18152 (movdf+1): Sign-extend properly.
18153 (movdi_32+1): Sign-extend properly.
18154 (scc insns): Sign-extend properly.
18156 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
18159 1999-08-02 Richard Henderson <rth@cygnus.com>
18161 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
18162 -mcpu parsing code.
18163 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
18164 * alpha.md (all fp insns): Likewise.
18166 1999-08-02 Nick Clifton <nickc@cygnus.com>
18168 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
18171 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
18173 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
18174 pic_load_label generator directly.
18175 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
18176 No longer a named pattern.
18178 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
18180 * explow.c (force_reg): Call force_operand if X does not
18181 satisfy general_operand.
18183 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
18185 * fix-header.c (main): When testing for CONTINUED, use string
18186 equality, not pointer equality.
18188 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
18190 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
18192 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
18194 * cse.c (cse_insn): Fix loop which deletes insns after a jump
18195 that has become an unconditional jump.
18197 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
18198 (output_function_epilogue): Similarly.
18200 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18202 * tree.h (init_dummy_function_start): Declare.
18204 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18206 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
18207 last_expr_type, last_expr_value, block_start_count, block_stack,
18208 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
18209 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
18210 dynamically in stmt elt of struct function for each function.
18211 (struct nesting): Rename function_call_count elt to n_function_calls,
18212 target_temp_slot_level to block_target_temp_slot_level. All users
18214 (struct stmt_status): New structure definition.
18215 Add many accessor macros for stmt_status elements which previously
18216 were global variables.
18217 (init_stmt_for_function): Allocate stmt elt for current_function.
18218 Reflect that block_start_count was renamed to
18219 current_block_start_count.
18220 (save_stmt_status, restore_stmt_status): Delete functions.
18221 (preserve_subexpressions_p): Don't access loop_stack when outside
18223 (expand_start_bindings): Reflect that block_start_count was renamed to
18224 current_block_start_count.
18225 (expand_fixup): Likewise.
18226 (expand_decl): Don't access block_stack when outside a function.
18227 (expand_decl_cleanup): Likewise.
18228 (expand_dcc_cleanup): Likewise.
18229 (expand_dhc_cleanup): Likewise.
18230 (expand_anon_union_decl): Likewise.
18231 (set_file_and_line_for_stmt): New function.
18232 (in_control_zone_p): New function.
18234 * function.h (struct function): Add new elt stmt.
18235 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
18236 case_stack, nesting_stack, nesting_depth, block_start_count,
18237 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
18238 emit_lineno, goto_fixup_chain.
18239 (save_eh_status, restore_eh_status, save_stmt_status,
18240 restore_stmt_status): Delete declarations.
18241 * function.c (push_function_context_to): Don't call save_stmt_status.
18242 (pop_function_context_to): Don't call restore_stmt_status.
18243 * tree.h (in_control_zone_p): Declare.
18244 * rtl.h (set_file_and_line_for_stmt): Declare.
18246 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
18247 call set_file_and_line_for_stmt.
18249 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
18251 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
18252 Also update copyright.
18254 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18256 * c-pragma.c: Don't include "except.h".
18257 * emit-rtl.c: Likewise.
18258 * stor-layout.c: Likewise.
18259 * tree.c: Likewise.
18260 * varasm.c: Likewise.
18262 * flow.c: Include "function.h".
18263 * tree.h (init_dummy_function_start): Declare new function.
18265 * except.h (struct eh_status): New structure.
18266 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
18268 (eh_return_stub_label, ehstack, catchstack, ehqueue,
18269 catch_clauses, false_label_stack, caught_return_label_stack,
18270 protect_list, current_function_ehc): Add accessor macros for the
18271 corresponding fields in current_function->eh; delete declarations
18272 for all items that used to be declared here.
18273 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
18274 catch_clauses, false_label_stack, caught_return_label_stack,
18275 protect_list, current_function_ehc): Delete variables.
18276 (init_eh_for_function): Allocate current_function->eh.
18277 (save_eh_status, restore_eh_status): Delete functions.
18279 * function.h (struct function): Add fields next_global and eh.
18280 Delete all exception handling related fields.
18281 * function.c (current_function): New variable.
18282 (all_functions): New variable.
18283 (push_function_context_to): Don't allocate a struct function,
18284 use current_function instead. Call init_dummy_function_start when
18285 outside a function. Clear current_function before returning.
18286 (pop_function_context_from): Restore current_function.
18287 Don't free the restored struct function.
18288 (prepare_function_start): New function.
18289 (init_dummy_function_start): New function.
18290 (init_function_start): Break out some code into prepare_function_start
18293 * stmt.c (save_stmt_status): Don't call save_eh_status.
18294 (restore_stmt_status): Don't call restore_eh_status.
18296 * Makefile.in: Update dependencies.
18298 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
18300 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
18301 of depending on a magic constant value. Update comments.
18302 (hppa_expand_prologue): Similarly.
18304 * pa.md (reload_indi, reload_outdi): Allow any register for the
18305 original reload register.
18307 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
18309 * cccp.c (print_help): Change marcos to macros.
18311 1999-07-30 Richard Henderson <rth@cygnus.com>
18313 * c-typeck.c (initializer_constant_valid_p): Move ...
18314 * c-common.c (initializer_constant_valid_p): ... here. Use
18315 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
18316 of label addresses.
18317 * c-common.h (initializer_constant_valid_p): Declare.
18318 * c-tree.h (initializer_constant_valid_p): Remove.
18320 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
18322 * config/i386/sol2-c1.asm: Align the stack.
18323 * config/i386/sol2-gc1.asm: Likewise.
18325 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
18327 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
18328 -Asparclite for sparc86x.
18329 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
18331 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
18333 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
18335 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
18336 the user if using the non-default arch size in BI_ARCH configuration.
18337 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
18339 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
18340 Fix patterns so that they actually match.
18341 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
18342 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
18343 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
18345 (mulsidi3): Reflect this in the expand.
18346 (smulsi3_highpart): Only on TARGET_ARCH32.
18347 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
18348 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
18349 (umulsidi3): Reflect this in the expand.
18350 (umulsi3_highpart): Only on TARGET_ARCH32.
18351 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
18352 don't require g0 to be zero.
18353 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
18354 ({,u}divsi3): New expands.
18355 ({,u}divsi3_sp64): New patterns.
18356 (after lshrdi3_v8plus): Four new patterns to help combiner
18357 optimizing nested mixed mode shifts.
18359 * config/sparc/sparc.c (sparc_override_options): Use deprecated
18360 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
18361 speed things up. Don't use them by default on plain v9 in 64bit
18362 mode, according to what SPAMv9 sais.
18364 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
18365 top 32 bits of %[og][0-7] in signal handlers.
18366 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
18368 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
18370 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
18371 (ashlsi3): Corresponding changes.
18373 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
18375 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
18377 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
18379 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18381 * arm.h (Hint): Delete macro.
18382 Substitute HOST_WIDE_INT for Hint in some prototypes.
18383 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
18385 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
18387 * builtins.c (expand_builtin_setjmp): Use force_operand to
18388 make sure that the buffer address is in a suitable form to be
18389 passed to force_reg.
18391 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
18393 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
18396 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
18398 * pa.md (indirect_jump): Remove mode from match_operand. Verify
18399 proper mode in the condition string.
18400 (icacheflush, dcacheflush): Remove modes from match_operands.
18402 * pa.c (emit_move_sequence): Always convert scratch_reg to the
18403 proper mode before using it.
18405 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
18408 * pa.c (store_reg): Do not call add_high_const generator directly.
18409 (load_reg, set_reg_plus_d): Likewise.
18410 * pa.md (add_high_const): No longer a named pattern.
18412 * pa.c (legitimize_address): Consistently use Pmode rather than
18413 SImode. Do not call gen_pic2_highpart directly anymore.
18414 * pa.md (pic2_highpart): No longer a named pattern.
18415 (pic2_lo_sum): Similarly. Reformat to make more readable.
18417 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
18422 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18424 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
18426 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
18428 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
18429 and tag the spill mems.
18430 (hppa_va_start): New.
18431 (hppa_va_arg): New.
18432 * pa.h (EXPAND_BUILTIN_VA_START): New.
18433 (EXPAND_BUILTIN_VA_ARG): New.
18435 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
18437 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
18438 and tag the spill mems.
18439 (mn10300_va_start): New.
18440 (mn10300_va_arg): New.
18441 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
18442 (EXPAND_BUILTIN_VA_ARG): New.
18444 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
18446 * mn10200.c (mn10200_va_arg): New.
18447 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
18449 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
18451 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
18452 rather than play with TREE_INT_CST_LOW.
18454 1999-07-27 Philip Blundell <pb@nexus.co.uk>
18456 * config/arm/telf.h: Include dbxelf.h.
18457 (CPP_PREDEFINES): Only define if not already defined.
18458 (ASM_IDENTIFY_GCC): Likewise.
18459 (SUBTARGET_EXTRA_SECTIONS): Likewise.
18460 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
18461 * config/arm/thumb.h (LINK_SPEC): Only define if not already
18463 (DBX_DEBUGGING_INFO): Don't define.
18464 * config/arm/linux-telf.h: New file.
18465 * config/arm/linux-tgas.h: New file.
18466 * config/arm/t-thumb-linux: New file.
18467 * config/arm/uclinux-elf.h: New file.
18468 * config/arm/uclinux-telf.h: New file.
18469 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
18470 thumb-*-uclinux): New targets.
18471 * configure: Regenerate.
18473 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
18475 * pa.md (post_store, pre_load): New expanders.
18476 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
18477 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
18478 need to directly generate RTL for them.
18479 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
18482 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
18484 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
18485 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
18486 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
18487 (secndary_reload_class): Make TARGET_ELF conditional compile.
18488 (print_operand_address): Similar.
18489 (output_toc): Print all values as hex.
18490 (get_issue_rate): Rearrange and add RS64A and PPC630.
18491 * rs6000.h (processor_type): Add RS64A and PPC630.
18492 (PROCESSOR_POWERPC64): New.
18493 (PROMOTE_MODE): Use word_mode.
18494 (RTX_COSTS): Add RS64A and PPC630.
18495 * rs6000.md (scheduling information): Add lmul and ldiv
18496 representing 64-bit integer multiply and divide. Add rs64a and
18497 PPC630 information.
18498 (ashldi3): Add support for "rldic" instruction.
18499 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
18501 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
18503 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
18504 instead of V8 for sparclite86x in cpu_table.
18506 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18508 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
18509 output_file_directive.
18511 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
18513 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
18514 tree for op1, not the rtl.
18516 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
18518 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
18519 to m88k_va_start, leaving only the register spill.
18520 (m88k_build_va_list): New.
18521 (m88k_va_start): New.
18522 (m88k_va_arg): New.
18523 * m88k.h (BUILD_VA_LIST_TYPE): New.
18524 (EXPAND_BUILTIN_VA_START): New.
18525 (EXPAND_BUILTIN_VA_ARG): New.
18527 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
18529 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
18530 Rename from expand_builtin_saveregs.
18531 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
18533 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
18535 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
18536 for the register spill block.
18537 (i960_build_va_list): New.
18538 (i960_va_start): New.
18539 (i960_va_arg): New.
18540 * i960.h (BUILD_VA_LIST_TYPE): New.
18541 (EXPAND_BUILTIN_VA_START): New.
18542 (EXPAND_BUILTIN_VA_ARG): New.
18543 * i960.md (store_multiple): Use change_address on individul mems.
18545 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
18547 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
18549 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
18550 (expand_builtin_va_end): Evaluate arg for side effects.
18551 * c-common.c (c_common_nodes_and_builtins): Construct a
18552 va_list_arg_type_node to handle array decomposition to pointer.
18554 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
18556 * except.c (start_dynamic_cleanup): Use force_operand on the
18559 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
18561 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
18562 * c4x.c (c4x_va_arg): New.
18564 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
18566 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
18567 has manual_pop set.
18569 1999-07-26 Nathan Sidwell <nathan@acm.org>
18571 * eh-common.h (__eh_matcher): Prototype correctly.
18573 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
18575 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
18576 (TARGET_SINGLE_PIC_BASE): Likewise.
18577 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
18579 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
18580 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
18581 (TARGET_OPTIONS): Add -mpic-register=N.
18582 (OUTPUT_INT_ADDR_CONST): New macro.
18583 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
18584 LEGITIMATE_PIC_OPERAND_P): Likewise.
18585 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
18586 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
18587 output_addr_const directly.
18588 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
18590 (thumb_pic_register, thumb_pic_register_string): Declare.
18592 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
18594 (label_mentioned_p): New function: Imported from arm.c.
18595 (legitimize_pic_address): New function: Imported from arm.c.
18596 (is_pic):New function: Imported from arm.c.
18597 (thumb_finalize_pic):New function: Imported from arm.c.
18598 (add_constant): Cope with PIC constants.
18599 (fixit): Cope with PIC constants.
18600 (output_return): Do not treat the PIC register as live if
18601 TARGET_SINGLE_PIC_BASE is true.
18602 (thumb_function_prologue): Do not treat the PIC register as live if
18603 TARGET_SINGLE_PIC_BASE is true.
18604 (thumb_expand_prologue): Do not treat the PIC register as live if
18605 TARGET_SINGLE_PIC_BASE is true.
18606 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
18607 TARGET_SINGLE_PIC_BASE is true.
18608 (thumb_print_operand): Accept '|'.
18609 (thumb_override_options): Process PIC options.
18611 * config/arm/thumb.md (movsi): Support PIC.
18612 (call_insn): Change "i" constraint to "X".
18613 (call_value_insn): Likewise.
18614 (consttable_4, consttable_8, consttable_end): Set and clear
18615 "making_const_table" as appropriate.
18616 (pic_load_addr, pic_add_dot_plus_four): New insns.
18618 * invoke.texi (Thumb Options): Fix spelling. Document new
18619 options -msingle-pic-base and -mpic-register=.
18621 1999-07-26 Andrew Haley <aph@cygnus.com>
18623 * config/m32r/initfini.c (__init): Use a full word immediate for
18624 __fini: this allows it to be placed in any memory region.
18626 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
18627 -mmodel=medium. This is OK for all memory models.
18629 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
18631 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
18632 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
18634 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
18636 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
18639 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
18641 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
18643 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
18644 (BUILD_VA_LIST_TYPE): New.
18645 (EXPAND_BUILTIN_VA_START): New.
18646 (EXPAND_BUILTIN_VA_ARG): New.
18647 * i860.c (output_delayed_branch): Disable.
18648 (output_delay_insn): Likewise.
18649 (i860_saveregs): New.
18650 (i860_build_va_list): New.
18651 (i860_va_start): New.
18652 (i860_va_arg): New.
18653 * i860.md: Disable all peepholes using output_delayed_branch.
18654 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
18656 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
18658 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
18659 (BUILD_VA_LIST_TYPE): New.
18660 (EXPAND_BUILTIN_VA_START): New.
18661 (EXPAND_BUILTIN_VA_ARG): New.
18662 * clipper.c (clipper_builtin_saveregs): Only dump registers.
18663 Return the address of the save area.
18664 (clipper_build_va_list): New.
18665 (clipper_va_start): New.
18666 (clipper_va_arg): New.
18668 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
18670 * arc.h (EXPAND_BUILTIN_VA_START): New.
18671 (EXPAND_BUILTIN_VA_ARG): New.
18672 * arc.c (arc_setup_incoming_varargs): Set alias set of
18674 (arc_va_start): New.
18677 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
18679 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
18680 (BUILD_VA_LIST_TYPE): New.
18681 (EXPAND_BUILTIN_VA_START): New.
18682 (EXPAND_BUILTIN_VA_ARG): New.
18683 * alpha.c (alpha_builtin_saveregs): Delete.
18684 (alpha_build_va_list): New.
18685 (alpha_va_start): New.
18686 (alpha_va_arg): New.
18688 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
18690 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
18692 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
18693 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
18695 * gcc.texi: More changes related to list conversion.
18696 * invoke.texi: Likewise.
18698 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
18700 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
18701 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
18702 (expand_builtin_next_arg): Accept ARGLIST not EXP.
18703 (stabilize_va_list): New function.
18704 (std_expand_builtin_va_start): New function.
18705 (expand_builtin_va_start): New function.
18706 (get_varargs_alias_set): New function.
18707 (std_expand_builtin_va_arg): New function.
18708 (expand_builtin_va_arg): New function.
18709 (expand_builtin_va_end): New function.
18710 (expand_builtin_va_copy): New function.
18711 (expand_builtin): Call them.
18712 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
18713 __builtin_{varargs_start,stdarg_start,end,copy}.
18714 (build_va_arg): New function.
18715 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
18716 (build_va_arg): Declare.
18717 * c-decl.c (ptr_type_node, va_list_type_node): New.
18718 * c-parse.gperf (__builtin_va_arg): New.
18719 * c-parse.in (VA_ARG): New token.
18720 (unary_expr): Recognize it.
18721 * expr.c (expand_expr): Expand VA_ARG_EXPR.
18722 * expr.h (std_expand_builtin_va_start): Declare.
18723 (std_expand_builtin_va_arg): Declare.
18724 (expand_builtin_va_arg): Declare.
18725 (get_varargs_alias_set): Declare.
18726 * tree.def (VA_ARG_EXPR): New.
18727 * tree.h (BUILT_IN_VARARGS_START): New.
18728 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
18729 (ptr_type_node, va_list_type_node): Declare.
18730 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
18731 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
18732 * m88k.h, m88k.c: Likewise.
18733 * mn10300.h, mn10300.c: Likewise.
18734 * pa.h, pa.c: Likewise.
18735 * rs6000.h, rs6000.c: Likewise.
18736 * sh.h, sh.c: Likewise.
18737 * sparc.h, sparc.c: Likewise.
18739 * emit-rtl.c (operand_subword): Copy alias set.
18740 (change_address): Likewise.
18742 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
18744 * pa.c (compute_frame_size): Scan all the used callee saved registers,
18745 not just the first one.
18747 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
18749 * config/arm/arm.h (TARGET_SWITCHES): Add
18750 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
18751 (TARGET_OPTIONS): Add -mpic-register=.
18752 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
18753 (arm_pic_register_string): Declare.
18754 (NEED_PLT_GOT): Delete, replace with ...
18755 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
18756 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
18757 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
18758 * config/arm/arm.c (arm_override_options): Add new option
18760 (arm_pic_register_string): New variable.
18761 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
18762 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
18763 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
18764 (output_return_instruction): Likewise.
18765 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
18766 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
18767 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
18769 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
18770 mention of -msched-prolog. Document new options -msingle-pic-base
18771 and -mpic-register=.
18773 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
18775 * haifa-sched.c (reemit_notes): Tidy.
18776 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
18779 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
18781 * explow.c (trunc_int_for_mode): New function.
18782 (plus_constant_wide): Use it.
18783 * combine.c (simplify_and_const_int): Likewise.
18784 (merge_outer_ops): Likewise.
18785 (simplify_shift_const): Likewise.
18786 * cse.c (simplify_unary_operation): Likewise.
18787 (simplify_binary_operation): Likewise.
18788 * emit-rtl.c (operand_subword): Likewise.
18789 * rtl.h: Declare it.
18791 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18793 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
18794 (use NUM_REGS instead of NUM_INTS).
18796 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18798 * builtins.c: New file.
18799 * expr.c (saveregs_value, apply_args_value): Delete definition,
18800 moved into builtins.c.
18801 (string_constant): No longer static.
18802 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
18803 apply_args_size, apply_result_size, result_vector,
18804 expand_builtin_apply_args, expand_builtin_apply,
18805 expand_builtin_return): Delete functions, moved into builtins.c.
18806 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
18807 * expr.h (saveregs_value, apply_args_value): Declare variables.
18808 (expand_builtin, string_constant): Declare functions.
18809 * Makefile.in: Update to build builtin.o.
18811 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
18813 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
18814 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
18815 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
18816 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
18818 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
18821 1999-07-21 Michael Meissner <meissner@cygnus.com>
18823 * print-rtl.c (print_rtx): Print the names of the virtual
18826 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
18828 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
18829 introduced in previous delta.
18831 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18833 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
18834 to avoid name clash.
18836 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
18838 * c-lex.c (yylex) : Correct the test for overflow when lexing
18841 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
18843 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
18844 (adjust_priority): Always call ADJUST_PRIORITY.
18845 (schedule_insn): Only put insns into the ready at cost 0.
18846 (schedule_block): Remove redundant initial sort. Give clock_var
18847 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
18849 * tm.texi (MD_SCHED_REORDER): Update docs.
18851 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
18852 * sparc.c (ultra_reorder_called_this_block): Delete.
18853 (ultrasparc_sched_init): Don't set it.
18854 (ultrasparc_sched_reorder): Don't check it.
18856 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
18858 * rs6000.h (struct rs6000_args): Add sysv_gregno.
18859 * rs6000.c (init_cumulative_args): Init sysv_gregno.
18860 (function_arg_boundary): Align DFmode.
18861 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
18862 to get fp reg and stack overflow correct.
18863 (function_arg): Likewise.
18864 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
18865 (setup_incoming_varargs): Restructure for ABI_V4; use
18866 function_arg_advance to skip final named argument.
18867 (expand_builtin_saveregs): Properly unskip the last integer arg
18868 when doing varargs. Adjust overflow location calculation.
18870 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
18871 explicitly unsigned.
18872 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
18873 (__VA_GP_REGSAVE): Similarly.
18874 (__va_longlong_p): Delete.
18875 (__va_arg_type_violation): New declaration.
18876 (va_arg): Restructure. Flag promotion errors. Align double.
18877 TFmode passed by reference.
18879 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
18880 in the HOST_BITS_PER_WIDE_INT > 32 case.
18882 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
18884 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
18886 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
18888 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
18889 * toplev.c (documented_lang_options): Add -fpreprocessed.
18890 * cpplib.h (struct cpp_buffer): Add preprocessed.
18891 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
18892 (cpp_start_read): Don't expand macros or emit an initial #line
18893 directive if -fpreprocessed.
18895 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
18897 * cpplib.h (struct cpp_buffer): Added manual_pop for
18898 better C++ tokenization.
18899 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
18900 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
18901 * c-common.c (cpp_token): Make non-static.
18903 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18905 * c-common.h: New file.
18906 * c-common.c (permanent_obstack): Delete unused declaration.
18907 (c_global_trees): New array.
18908 (c_common_nodes_and_builtins): New function; split off common code
18909 from init_decl_processing in both c-decl.c and cp/decl.c.
18910 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
18911 c_global_trees and accessor macros defined in c-common.h.
18912 Include c-common.h.
18913 * c-decl.c: Delete definitions for tree nodes that were replaced by
18915 (init_decl_processing): Build void_list_node.
18916 Call c_common_nodes_and_builtins; delete code to generate the common
18918 * objc/objc-act.c (build_module_descriptor): Rename variable
18919 void_list_node to avoid clash with c-common.h.
18921 * Makefile.in: Update dependencies.
18922 * objc/Make-lang.in: Likewise.
18924 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
18926 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
18927 (UNIQUE_SECTION_P): Likewise.
18928 (UNIQUE_SECTION): Likewise.
18930 1999-07-19 Linas Vepstas <linas@linas.org>
18932 * config/i370/README: New file.
18933 * config/i370/linux.h: New file.
18934 * config/i370/mvs.h: New file.
18935 * config/i370/oe.h: New file.
18936 * config/i370/t-linux: New file.
18937 * config/i370/t-mvs: New file.
18938 * config/i370/t-oe: New file.
18939 * config/i370/x-oe: New file.
18940 * config/i370/xm-linux.h: New file.
18941 * config/i370/xm-mvs.h: New file.
18942 * config/i370/xm-oe.h: New file.
18944 * i370.c (label_node_t): Add first_ref_page, label_addr,
18945 label_first_ref, label_last_ref members.
18946 (mvs_need_base_reload): Renamed from mvs_label_emitted.
18947 (MAX_MVS_LABEL_SIZE): Define.
18948 (MAX_LONG_LABEL_SIZE): Define.
18949 (alias_node_t, alias_anchor, alias_number): New.
18950 (mvs_function_table): Reorder for EBCDIC.
18951 (ascebc, ebcasc): Unconditionally define.
18952 (i370_branch_dest, i370_branch_length): New functions.
18953 (i370_short_branch, i370_label_scan): New functions.
18954 (mvs_get_label): Renamed from mvs_add_label. Search for
18955 an existing label before creating a new one.
18956 (mvs_add_label): New function.
18957 (mvs_get_label_page): New function.
18958 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
18959 over the entire list.
18960 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
18961 (mvs_check_page) [TARGET_ELF_ABI]: New function.
18962 (mvs_add_alias, mvs_need_alias): New functions.
18963 (mvs_get_alias, mvs_check_alias): New functions.
18964 (handle_pragma): New function.
18965 (mvs_function_check): New function.
18966 (unsigned_jump_follows_p): Search harder.
18967 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
18968 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
18969 * i370.h (TARGET_VERSION): Delete.
18970 (CPP_SPEC, CPP_PREDEFINES): Delete.
18971 (mvs_label_emitted): Delete.
18972 (TARGET_EBCDIC): Delete.
18973 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
18974 (HANDLE_PRAGMA): Define.
18975 (HARD_REGNO_NREGS): Handle complex modes.
18976 (HARD_REGNO_MODE_OK): Likewise.
18977 (CLASS_MAX_NREGS): Likewise.
18978 (RET_REG): Likewise.
18979 (EXTRA_CONSTRAINT): Define.
18980 (RETURN_IN_MEMORY): True for DImode.
18981 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
18982 (FUNCTION_PROFILER): Delete.
18983 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
18984 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
18985 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
18986 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
18987 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
18988 (ASM_FILE_START): Add "RMODE ANY".
18989 (ASM_OUTPUT_EXTERNAL): Check for aliases.
18990 (ASM_GLOBALIZE_LABEL): Likewise.
18991 (ASM_OUTPUT_LABELREF): Likewise.
18992 (ASM_OUTPUT_COMMON): Likewise.
18993 (PRINT_OPERAND): Handle 'K', 'W', default.
18994 (PRINT_OPERAND_ADDRESS): New.
18995 (Lots of defines): Add support for TARGET_ELF_ABI.
18996 * i370.md (attr length): New. Define for all patterns.
18997 (*): Lots of tweeks to assembly output and constraints.
18999 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
19001 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
19002 Disable patterns performing SImode comparisons with SImode values
19003 if TARGET_POWERPC64 and instruction does not sign-extend or does
19004 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
19005 differ for signed quantities.
19006 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
19007 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
19008 (decrement_and_branch_on_count): Add 64-bit variant.
19010 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19012 * final.c (output_asm_insn): When searching for the matching string
19013 for a given dialect, don't run past the end of the list of
19014 alternatives if there are fewer alternatives in the template than
19017 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
19019 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
19020 Removed paragraph about compression of files and size limitation,
19021 duplicated in the FAQ. Use gcc-patches for posting patches.
19022 * gcc.c (main): Updated URL with bug reporting instructions to
19023 gcc.gnu.org. Removed e-mail address.
19024 * system.h (abort): Likewise.
19026 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19028 * Makefile.in (stmp-multilib-sub): Make the files extracted
19029 from $(LIBGCC1) writable.
19031 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
19033 * config/arm/aout.h: Reformat for improved readability.
19035 * config/arm/arm.h: Reformat for improved readability.
19036 Replace uses of fprintf with asm_fprintf where appropriate.
19037 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
19038 function declaration assembler actions.
19039 (NUM_INTS): New macro: Convert from bytes to words.
19040 (NUM_REGS): New macro: Compute number of registers required to
19041 hold a quanitity of tyep MODE.
19042 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
19044 (NUM_ARG_REGS): New macro: The number of argument registers
19046 (ARG_REGISTER): New macro: Compute the register number of the Nth
19048 (LAST_ARG_REGNUM): New macro: The number of the last argument
19050 (SP_REGNUM): New macro: Register number of the stack pointer.
19051 (FP_REGNUM): New macro: Register number of the frame pointer.
19052 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
19053 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
19054 CUMULATIVE_ARGS so that it counts registers not bytes.
19056 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
19058 Replace uses of fprintf with asm_fprintf where appropriate.
19059 (output_ascii_pseudo_op): Replace with version from thumb.c
19061 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
19063 * config/arm/elf.h (CPP_PREDEFINES): Replace with
19064 SUBTARGET_CPP_SPEC.
19065 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
19066 (ASM_FILE_START): Emit ASM_APP_OFF.
19068 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
19070 * pa.c (compute_frame_size): Round frame according to
19071 STACK_BOUNDARY rather than a hardwired value.
19073 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
19075 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
19077 * configure: Rebuilt.
19079 * configure.in (hppa*-*-linux*): New configuration.
19080 * configure: Rebuilt.
19081 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
19082 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
19083 * pa/pa-linux.h: New file.
19084 * pa/t-linux: New file.
19085 * pa/xm-linux.h: New file.
19087 * pa.c (hppa_legitimize_address): Change references from SImode to
19088 either Pmode or word_mode as appropriate.
19089 (emit_move_sequence, store_reg, load_reg): Likewise.
19090 (set_reg_plus_d, hppa_expand_prologue): Likewise.
19091 (output_mul_insn): Likewise.
19092 * pa.h (PROMOTE_MODE): Likewise.
19093 (INITIALZE_TRAMPOLINE): Likewise.
19094 (Pmode): Define to word_mode.
19096 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
19097 value of 4. Allocate 8 bytes for each FP register save.
19098 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
19100 (hppa_expand_prologue): Likewise.
19101 * pa.h (PROMOTE_MODE): Likewise.
19102 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
19103 (FUNCTION_ARG_BOUNDARY): Likewise.
19105 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
19107 * pa.c (out_of_line_prologue_epilogue): Delete.
19108 (override_options): Remove -mspace related code.
19109 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
19110 (compute_frame_size): Only allocate space for register that
19111 actually need to be saved.
19112 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
19113 (TARGET_SWITCHES): Remove -mspace, -mno-space
19114 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
19115 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
19116 * pa/ee.asm, pa/ee_fp.asm: Delete.
19118 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
19120 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
19121 directive in column zero.
19123 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
19125 * m68k.c (output_function_prologue): Fix computation of save mask
19126 when generating PIC code.
19128 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
19130 * tree.c (build_type_attribute_variant): Move current_obstack restore
19131 after build_qualified_type call.
19133 1999-07-15 Mark Mitchell <mark@codesourcery.com>
19135 * configure.in: Use t-iris6, even with GNU LD.
19136 * config/mips/iris6gld.h: Fix typo in linker spec.
19137 * config/mips/t-iris6gld: Remove.
19139 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
19141 * rs6000.md (insv, extzv): Remove SImode dependence in named
19142 patterns. Explicitly generate DImode RTL if PowerPC64 and
19144 (insvdi): Reverse start and size in instruction template.
19146 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
19148 * invoke.texi: Typo fixes.
19150 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
19152 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
19153 handle at this time instead of silently generating incorrect code.
19154 (gen_imagpart): Likewise.
19156 * reload.c (find_reloads): Emit a USE for a pseudo register without
19157 a hard register if we could not create an optional reload for the
19160 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19162 * c-typeck.c (output_init_element, process_init_element):
19163 When advancing constructor_unfilled_fields for a RECORD_TYPE,
19164 check for nameless bit fields.
19166 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
19168 * regclass.c (scan_one_insn): Notice subregs that change the
19169 size of their operand.
19170 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
19172 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
19174 * configure.in (alpha*-*-*): Include alpha/t-ieee.
19175 * configure: Rebuilt.
19176 * alpha/t-ieee: New file.
19178 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
19180 * rs6000.c (find_addr_reg): Do not select r0 as an address
19183 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
19185 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
19187 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
19189 * rs6000.md (movsf): Do not force easy FP constants into memory.
19191 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
19192 immed_double_const to ensure they are properly truncated then
19195 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
19197 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
19198 always unless NO_DEBUG is used. Compile this code
19200 (replace_symbols_in_block): Compile it unconditionally.
19202 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
19204 * configure.in (i?86-*-elf*): New target.
19205 * configure: Rebuilt.
19206 * i386/i386elf.h, i386/t-i386elf: New files.
19208 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
19210 * toplev.c (main): Don't complain about saying -gdwarf.
19211 (rest_of_compilation): Remove redundant code.
19213 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
19215 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
19217 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
19219 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
19220 "Li960R:", to avoid name clash.
19222 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
19224 * loop.c (check_dbra_loop): When reversing a loop, delete all
19225 REG_EQUAL notes referencing the reversed biv except those which are
19226 for a giv based on it.
19228 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
19230 * version.c: Drop "gcc-" prefix from version #.
19232 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
19234 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
19235 the label if we're being verbose.
19237 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
19239 * m68k.c (output_function_prologue): Add pic register to mask
19240 if live and flag_pic.
19241 (output_function_epilogue): Likewise.
19243 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
19245 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
19246 directives in column zero.
19248 * pa/elf.h (ASM_FILE_START): Define.
19249 * pa/som.h (ASM_FILE_START): Include .level directives.
19250 * pa/hpux10.h (ASM_FILE_START): Delete.
19251 * pa/hpux11.h (ASM_FILE_START): Delete.
19253 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
19255 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19257 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
19258 when reload_out equals reload_in.
19260 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
19262 * invoke.texi (Spec Files): New node: Describe the contents of
19265 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
19267 * invoke.texi (DEC Alpha Options): Put @end table at
19268 beginning of line, to avoid confusing texi2html.
19270 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
19272 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
19273 introduced in previous delta.
19275 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19277 * reload1.c (gen_reload): When synthesizing a 3 operand add
19278 sequence, improve test for when to reload OP1 into the reload
19279 register instead of OP0.
19281 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
19283 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
19285 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
19287 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
19290 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
19292 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
19293 (va_dcl): Use __builtin_va_alist_t.
19295 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
19297 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
19298 on the permanent_obstack.
19299 * dwarfout.c (output_type): Likewise.
19301 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
19303 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19304 Merged from c-typeck.c and cp/typeck.c.
19305 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19306 Merged into c-common.
19308 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
19310 * c-lex.c (errorcount): Declare it.
19311 (finish_parse): Update errorcount when using CPPLIB.
19313 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
19315 * fixinc/inclhack.def(end_else_label): Double the backslash so
19316 sed gets a chance to see it.
19317 * fixinc/inclhack.sh: regen
19318 * fixinc/fixincl.x: regen
19320 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
19322 Add framework to support armv5 architecture when it becomes
19325 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
19326 (arm_arch5): New variable.
19327 (all_architectures): Add armv5 line.
19328 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
19329 -march=armv5 is specified on the command line.
19330 (arm_arch5): Export this variable.
19331 * invoke.texi: Document new string accepted by -march= switch for
19334 * config/arm/arm.h: Replace use of constant 12 as a register
19335 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
19336 * config/arm/arm.c: Replace use of constant 12 as a register
19337 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
19339 * config/arm/elf.h: Tidy up.
19340 * config/arm/coff.h: Tidy up.
19342 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
19344 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
19345 * gcc/config/mips/t-iris6gld: New file.
19346 * gcc/config/mips/iris6gld.h: Likewise.
19348 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
19350 * c-decl.c (widest_integer_literal_type_node,
19351 widest_unsigned_literal_type) : New.
19352 (init_decl_processing): Handle/use the two new types.
19353 * c-common.c (type_for_size,type_for_mode) : Same.
19354 * c-lex.c (yylex) : Same.
19355 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19357 * c-tree.h (widest_integer_literal_type_node,
19358 widest_unsigned_literal_type) : New.
19360 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
19362 * dwarfout.c (field_byte_offset): Correctly compute the object's
19363 byte offset for the first bit of a field which crosses an alignment
19364 boundary on a !BYTES_BIG_ENDIAN target.
19366 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
19368 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
19371 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
19372 Jeff Law <law@cygnus.com>
19374 * ginclude/varargs.h (va_dcl): Use word_mode for type of
19377 * except.c: Include intl.h.
19378 (expand_eh_return): Set current_function_cannot_inline.
19379 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
19380 * function.h (struct function): Add eh_return_stub_label.
19381 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
19382 * Makefile.in (except.o): Depend on intl.h.
19384 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
19386 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
19387 same as offsettable in cases 1 and 2.
19389 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
19391 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
19392 (extlh, extwh): Likewise.
19394 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
19396 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
19398 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
19400 * configure.in: Add arm-pe and thumb-pe targets.
19401 * configure: Regenerate.
19403 * thumb.c (arm_naked_function_p): New function: Determines if
19404 a function is naked (has no gcc generated prologue/epilogue).
19405 (is_called_in_ARM_mode): Return true if the func has the
19406 interfacearm attribute.
19407 (output_return): Do not generate a return for naked functions.
19408 (thumb_function_prologue): Do not generate a prologue for
19410 (thumb_expand_prologue): Do not generate a prologue for naked
19412 (thumb_expand_epilogue): Do not generate an epilogue for naked
19414 (arm_valid_machine_decl_attribute): New function, copied from
19415 arm.c: Permit naked and interfacearm attributes.
19417 * config/arm/pe.c: New file: Support code for arm-pe target.
19418 * config/arm/pe.h: New file: Header file for arm-pe target.
19419 * config/arm/tpe.h: New file: Header file for thumb-pe target.
19420 * config/arm/t-thumb-pe: New file: Makefile fragment for
19423 1999-07-01 Mark Kettenis <kettenis@gnu.org>
19425 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
19426 -fPIC or -fpic is specified.
19428 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
19430 * expr.c (emit_block_move): Use copy_to_mode_reg for
19431 !TARGET_MEM_FUNCTIONS case too.
19433 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
19435 * configure: Rebuilt.
19436 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
19437 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
19438 definitions made redundant by dbxelf.h inclusion. Delete
19439 lots of definitions related to assembly output that are
19440 specific to the SOM object format.
19441 * pa.c (output_function_prologue): Do not emit the function's
19443 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
19444 * pa-pro.h: Deleted.
19445 * som.h: New file with SOM specific definitions.
19446 * elf.h: New file with ELF specific definitions.
19448 * elfos.h (const_section): Output a tab before assembler directives.
19449 (ctors_section, dtors_section): Likewise.
19450 (ASM_OUTPUT_SECTION_NAME): Likewise.
19452 * pa/pa1.h: Delete unused file.
19454 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
19456 * configure.in (hppa*-hp-hpux11*): New configuration.
19457 * configure: Rebuilt.
19458 * pa/pa-hpux11.h: New file.
19459 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
19462 * mips.md (leasi, leadi): New patterns.
19464 * expr.c (emit_block_move): Properly handle case where one of the
19465 block move arguments has a queued increment or decrement.
19466 (clear_storage): Similarly. Fix formatting goof.
19468 1999-06-28 "David O'Brien" <obrien@NUXI.com>
19470 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
19471 semicolon from the BSD VA_LIST replacement expression.
19473 * fixinc/inclhack.sh: regen
19474 * fixinc/fixincl.x: regen
19476 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
19477 now use the fixincl program.
19479 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
19481 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
19482 case. Also make the PIC register call_used.
19484 * m68k.h (FINALIZE_PIC): Delete.
19485 * m68k.c (finalize_pic): Delete.
19487 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
19489 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
19492 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
19494 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
19496 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
19498 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
19500 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
19502 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
19504 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
19506 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
19508 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
19510 * rs6000.c (output_toc): Always use hex values for floating-point
19511 constants. Store single-precision values in upper-half of TOC
19512 entry in 64-bit mode.
19513 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
19514 to final constraints.
19515 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
19516 (fctiwz): Improve accuracy of RTL for pattern.
19518 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
19520 * expr.c (expand_expr): Allow RTL_EXPR's through the
19521 MAX_INTEGER_COMPUTATION_MODE checks.
19523 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
19525 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
19526 such that MASK_SUPPORT_ARCH is not negative.
19528 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
19530 * loop.c (verify_dominator): Properly handle ADDR_VEC and
19531 ADDR_DIFF_VEC insns that appear inside loops.
19533 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
19534 Jeff Law <law@cygnus.com>
19536 * rs6000.md (movdf_hardfloat32): Revert previous patch.
19537 Handle LO_SUM the same as offsettable in cases 1 and 2.
19538 * rs6000.c (find_addr_reg): Revert previous patch.
19540 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
19542 * system.h (strstr): New external function declaration.
19543 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
19544 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
19545 * config.in, configure: Rebuilt.
19547 1999-06-24 Tom Tromey <tromey@cygnus.com>
19549 * gcc.c (main): Read user-specified specs files after computing
19550 additional startfile_prefixes.
19552 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
19554 Revert these two patches:
19556 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19557 * loop.c (strength_reduce): When doing biv->giv conversion, update
19558 reg note of NEXT->insn.
19560 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19561 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
19563 (recombine_givs): Set ix field after sorting.
19565 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19567 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
19568 for the parts of an UNSPEC / UNSPEC_VOLATILE.
19570 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
19572 *fixinc/inclhack.def: Add fix development commentary
19573 (read_ret_type): reactivate and add selection clause
19574 (zzz_*): tweak output file name to match what is used in hackshell.tpl
19575 *fixinc/{fixincl.x|inclhack.sh}: regen
19577 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
19579 * expr.c (expand_expr): STRIP_NOPS before checking against
19580 MAX_INTEGER_COMPUTATION_MODE
19581 (check_max_integer_computation_mode): Likewise.
19583 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
19585 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
19587 1999-06-22 Jim Wilson <wilson@cygnus.com>
19589 * expr.c (store_expr): When target is a promoted subreg, return a
19590 promoted subreg as a result.
19592 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
19594 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
19596 (dwarf2out_define): Mark unused parameters appropriately.
19597 (gen_unspecified_parameters_die): Ditto.
19598 (gen_subprogram_die): Fix signed/unsigned warnings.
19599 (gen_variable_die): Ditto.
19601 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
19603 * fixinc/inclhack.def(end_else_label): combined else_label
19604 and endif_label and fixed the sed expression.
19605 *fixinc/{fixincl.x|inclhack.sh}: regen
19607 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
19609 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
19610 'x' when handling non-offsettable addresses
19612 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
19614 * final.c (shorten_branches): Don't try to split an insn that has
19617 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
19619 * config/mips/mips.c (symbolic_expression_p): New function.
19620 (mips_select_rtx_section): Put symbolic expressions in the
19621 data section, not the read-only data section.
19623 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
19625 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
19627 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
19629 * collect2.c (main): Log frame table count.
19630 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
19631 (scan_prog_file) [COFF]: Handle frame tables.
19633 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
19634 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
19635 * alpha/elf.h: Undef them again.
19636 * alpha/vms.h: Remove their definitions.
19638 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19640 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
19641 remove the clobber of r0 and change the REG_UNUSED note to
19644 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
19646 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
19647 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
19648 fits in HOST_WIDE_INT and one uses union to access a long constant
19651 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
19653 * sparc.c (sparc_override_options): Don't allow profiling for
19654 code models other than medlow.
19655 (sparc_function_profiler): New function from old FUNCTION_PROFILER
19656 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
19657 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
19658 (sparc_block_profiler): Likewise.
19659 (sparc_function_block_profiler_exit): Likewise.
19660 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
19661 (FUNCTION_BLOCK_PROFILER): Likewise.
19662 (BLOCK_PROFILER): Likewise.
19663 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
19664 (MCOUNT_FUNCTION): New.
19665 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
19666 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
19667 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
19668 (MCOUNT_FUNCTION): New.
19669 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
19670 (BLOCK_PROFILER): Delete.
19671 (MCOUNT_FUNCTION): New.
19673 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
19675 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
19677 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
19679 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19682 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19685 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19688 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19691 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
19693 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
19696 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
19698 * i386/djgpp.h (LIB_SPEC): New.
19699 (STARTFILE_SPEC): New.
19701 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
19703 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
19705 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
19708 * system.h (WSTOPSIG): New macro.
19710 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
19712 * c-pragma.c (push_alignment): Don't ignore alignments greater than
19714 (insert_pack_attributes): Take into account member natural
19717 * i386/winnt.c (exports_head): New static variable.
19718 (i386_pe_record_exported_symbol): New function.
19719 (i386_pe_asm_file_end): Use.
19720 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
19721 symbols to be emitted at end of assembly.
19722 (ASM_DECLARE_OBJECT_NAME): Likewise.
19723 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19725 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
19728 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
19730 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
19733 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
19735 * haifa-sched.c (sched_analyze_1): Use free_list instead of
19736 zapping reg_last_uses directly.
19737 (sched_analyze_2, sched_analyze_insn): Likewise.
19738 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
19740 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
19742 * rs6000.md (movdf_hardfloat32): Use worst case insn length
19743 attributes for cases 1 and 2.
19745 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
19747 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
19750 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
19752 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
19754 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
19756 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
19757 PIC_OFFSET_TABLE_REGNUM for general alloaction.
19758 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
19759 must be stacked if it is used for PIC accesses.
19760 * arm.c (use_return_insn): Handle PIC register specially.
19761 (output_return_instruction): Likewise.
19762 (output_func_{prologue,epilogue}): Likewise.
19763 (output_expand_prologue): Likewise.
19765 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
19766 (*strsi_predec): Renamed from *strqi_predec.
19767 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
19768 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
19770 * arm.c (arm_override_options): Remove warning about PIC code
19771 not being supported.
19773 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
19775 * rs6000.c (find_addr_reg): New function.
19776 * rs6000.h (find_addr_reg): Declare.
19777 (offsettable_addr_operand): Delete.
19778 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
19779 from and stores to GPRs.
19781 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
19783 * alpha.c (alpha_expand_block_move): Use get_insns rather than
19784 gen_sequence as argument to emit_no_conflict_block.
19786 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19788 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
19789 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
19790 *fixinc/fixincl.x: regen
19791 *fixinc/inclhack.sh: regen
19793 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
19795 * added support for -mpcrel (PC relative addressing for m68k)
19796 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
19797 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
19798 * m68k.c (print_operand_address): Handle 32-bit PIC case.
19799 (comments for general_src_operand): Add some explanation
19800 about EXTRA_CONSTRAINTS.
19801 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
19802 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
19803 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
19804 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
19805 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
19806 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
19807 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
19808 if not already set.
19809 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
19810 * m68k.h (TARGET_PCREL): New target flag.
19811 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
19812 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
19813 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
19814 contains a SYMBOL_REF. Relax this constraint during reload, since
19815 we want to use the predicates, not reload's built-in concept of a
19816 valid memory address, to control what insns need reloading.
19817 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
19818 operands (essentially 'g', 'm', and 's' under normal circumstances).
19819 * m68k.c (print_operand): Cause printing of pc-relative addresses
19820 to include pc register.
19821 (print_operand_address): Ditto.
19822 (general_src_operand): Accept operands that are not only
19823 general_operands, but are also valid when used as a pc-relative
19825 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
19826 (memory_src_operand): Similar, for memory_operands.
19827 (pcrel_address): New predicate to accept the special case of a
19828 pc-relative address.
19829 * m68k.md (many patterns): Rewrite common SImode, HImode, and
19830 QImode insns to accept *_src_operand instead of *_operand where
19831 pc-relative operands can fit. For example, a pc-relative operand
19832 can be used as a memory source operand for addsi3, but not as a
19833 memory destination.
19834 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
19836 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
19838 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
19839 .thumb_set pseudo op to mark aliases of thumb functions.
19841 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
19843 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
19844 preference to ASM_OUTPUT_DEF, if it is defined.
19846 * tm.texi: Document new, optional target macro
19847 ASM_OUTPUT_DEF_FROM_DECLS.
19849 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19851 * fixincludes: ISCNTL patch
19852 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
19853 (dgux_int_varargs): new for DG/UX
19854 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
19856 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
19858 * invoke.texi (ia32 options): Fix typo.
19860 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19862 * loop.c (strength_reduce): When doing biv->giv conversion, update
19863 reg note of NEXT->insn.
19865 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
19867 * loop.c (move_movables): Note issues with replacing REGs with
19869 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
19871 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
19873 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
19875 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
19876 the reference to `mcount' was not correct for the ELF on FreeBSD.
19878 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19880 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
19883 (recombine_givs): Set ix field after sorting.
19885 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
19887 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
19888 to safe to extract a subword out of a REG.
19890 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19892 * sh.md (mulsi3): Don't add a no-op move at the end.
19894 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19896 * cse.c (cse_insn): Don't put hard register source into tables for
19897 the last insn of a libcall.
19899 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19901 * loop.c (strength_reduce): Insert sets of derived givs at every
19902 biv increment, even if it's the only one.
19904 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
19906 * dwarfout.c (add_incomplete_type): New fn.
19907 (output_type): Call it.
19908 (retry_incomplete_types): New fn.
19909 (dwarfout_finish): Call it.
19911 From Eric Raskin <ehr@listworks.com>:
19912 (output_type): Output types for bases.
19914 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
19916 * mips.c (mips_output_conditional_branch): Add `break'
19917 between `default' label and `close braces'.
19919 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
19921 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
19922 specifications and make it realistic.
19923 (LIB_SPEC): Likewise.
19925 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
19927 * config/mips/mips.c (mips_secondary_reload_class): Check for
19928 (PLUS (SP) (REG)) and return appropriate register class.
19929 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
19930 Handle (PLUS (SP) (REG)).
19931 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
19932 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
19933 of emit_insn for tablejump.
19935 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
19937 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
19938 asm_fprintf format string by itself.
19939 (output_function_profiler): Likewise.
19941 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
19943 * combine.c (simplify_logical, case AND): Only call
19944 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
19945 or the constant is positive.
19947 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
19949 * configure.in: Fix typo in rs6000-ibm-aix4 case.
19950 * configure: Regenerate.
19952 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
19954 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
19955 require a sub-version #.
19956 * configure: Rebuilt.
19958 1999-06-14 Robert Lipe (robertlipe@usa.net)
19960 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
19962 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
19964 * c-typeck.c (process_init_element): Detect excess elements in
19965 char array initializer.
19967 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
19969 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
19971 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
19973 * invoke.texi (Option Summary): Add -fpermissive flag.
19975 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
19977 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
19978 that require PIC code sequences.
19980 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
19982 * configure.in: Add new target: thumb-elf.
19983 * configure: Regenerate.
19984 * config/arm/t-thumb-elf: New file: Makefile fragment for
19986 * config/arm/telf.h: New file: Header file for thumb-elf
19989 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
19991 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
19992 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
19993 initializers is some circumstances.
19995 * fixinc/inclhack.def (endif_label): Add additional selector for
19996 more bogus stuff after #endif statements.
19997 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
19999 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
20001 * i386/cygwin.h (SET_ASM_OP): Define.
20003 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
20005 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
20007 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20009 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
20012 * sh.md (ic_invalidate_line_i): Remove second alternative.
20014 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20016 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
20017 test for the presence of valid prototypes. Delete bypass expr.
20018 (ioctl_fix_ctrl): Correct the selection expression.
20019 (no_double_slash): Correct quoting rules
20020 *fixinc/fixincl.x: regen
20021 *fixinc/inclhack.sh: regen
20023 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
20025 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
20027 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20029 * rs6000.md (movsi_got_internal_mem): Delete.
20030 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
20031 (GOT_TOC_REGNUM): Delete.
20032 (PIC_OFFSET_TABLE_REGNUM): Define.
20033 (FINALIZE_PIC): Disable.
20034 * rs6000.c (rs6000_got_register): New code for fixed pic register.
20035 (rs6000_replace_regno): Delete.
20036 (rs6000_finalize_pic): Likewise.
20037 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
20039 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20041 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
20042 is a note; use <= for the compare; advance P while it is
20045 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
20047 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
20048 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
20050 * varasm.c (remove_from_pending_weak_list): Verify t->name
20051 is non-NULL before passing it to strcmp.
20053 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20055 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
20056 the typed arguments are not part of a comment
20057 (ioctl_fix_ctrl): Added a purpose comment
20058 *fixinc/fixincl.x: regenerate
20059 *fixinc/inclhack.sh: regenerate
20061 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20063 * invoke.texi: Add C4x invocation docs.
20065 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20067 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
20069 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
20071 (c4x_legitimize_reload_address): New function.
20072 * config/c4x/c4x.md: Update docs.
20074 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
20076 * fixincludes: Avoid removing '.'.
20077 * fixinc/fixinc.svr4: Likewise.
20078 * fixinc/fixinc.winnt: Likewise.
20079 * fixinc/inclhack.tpl: Likewise.
20080 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
20082 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20084 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
20086 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
20088 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
20090 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
20093 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
20095 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
20096 * configure: Regenerate.
20098 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
20100 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
20103 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
20105 * fixinc/inclhack.def (avoid_bool): Also catch
20106 "typedef [unsigned] int bool".
20107 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
20109 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
20110 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
20111 * configure: Rebuilt.
20113 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
20115 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
20116 such that we can override its definitions if necessary.
20117 (CPP_SPEC): New define. Support processor specific predefines via
20119 (CC1_SPEC): New define. Support processor specific compiler
20120 options via %(cc1_cpu).
20121 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
20124 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20126 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
20127 between sed's -e flag, and the open-quote following it.
20128 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
20130 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
20131 Jeffrey A Law (law@cygnus.com)
20133 * varasm.c (assemble_start_function): Remove the function
20134 from the pending weak decls list when we define a function.
20135 (assemble_variable): Similarly for variables.
20136 (weak_finish): Ignore items on the list with a NULL name.
20137 (remove_from_ending_weak_list); New function to "remove" an item
20138 from the pending weak declarations list.
20140 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
20142 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
20144 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
20146 * c-lex.c (GETC): Redefine to call getch.
20147 (UNGETC): Redefine to call put_back.
20148 (putback_buffer): New structure type.
20149 (putback): New static structure.
20150 (getch): New function.
20151 (put_back): New function.
20152 (yylex): Replace unused bytes from bad multibyte character.
20154 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
20156 * cpplib.c (do_define): Cast `alloca' return value.
20157 (do_include, do_undef, do_pragma): Likewise.
20158 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
20160 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
20161 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
20163 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
20165 * sparc.md (abstf2): This should be an expand.
20166 (split after abstf2_notv9): Fix mode.
20167 (abstf2_hq_v9): New pattern.
20168 (abstf2_v9): Only use when no hard quad.
20169 (absdf2_v9): Fix if target is not the same as source.
20170 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
20171 Add correct output constraints.
20173 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
20175 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
20176 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
20178 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
20180 * mips.h (mips_output_conditional_branch): New function.
20181 (mips_adjust_insn_length): Likewise.
20182 (ASSEMBLER_SCRATCH_REGNUM): New macro.
20183 (ADJUST_INSN_LENGTH): Likewise.
20184 * mips.c (print_operand): Add `F' and `W' for floating-point
20185 comparison opcodes.
20186 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
20188 (mips_adjust_insn_length): New function.
20189 (mips_output_conditional_branch): New function.
20190 * mips.md (length): Adjust attribute definition to handle
20191 conditional branches. Change lengths to bytes, rather than
20192 instructions throughout. Remove length attribute from
20193 instructions whose length is four bytes, and rely on the default
20195 (dslot): Fix typo in comment.
20196 Reword conditional branch patterns to use
20197 mips_output_conditional_branch.
20199 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20201 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
20202 (LIB_SPEC): Likewise.
20203 Link with -lprof1_r for -g/-pg.
20205 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20207 * loop.c (check_dbra_loop): Fix change of Jan 19.
20209 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
20211 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
20212 (STARTFILE_SPEC): Define, override the svr4.h version.
20213 (ENDFILE_SPEC): Likewise.
20215 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
20217 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
20218 * fixinc/fixincl.x: Regenerated.
20219 * fixinc/inclhack.sh: Regenerated.
20221 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20223 * sh.c (barrier_align): Don't return early for normal branch/barrier
20224 when optimizing for SH2.
20226 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
20228 * i386/udk.h (LINK_SPEC): Correct linker search path for
20231 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20233 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
20234 (braf_label_ref_operand): Delete.
20235 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
20236 * sh.md (casesi_jump_2): Operand1 is now the inside of a
20237 label_ref, and has no predicate.
20238 The patten has a predicate to guard against invalid substitutions.
20239 (dummy_jump): Delete.
20240 (casesi): Update use of casesi_jump_2.
20242 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20244 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
20245 *fixinc/fixincl.x: regenerate
20246 *fixinc/inclhack.sh: regenerate
20248 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
20250 * dwarf2out.c (add_incomplete_type): New fn.
20251 (gen_struct_or_union_type_die): Call it.
20252 (retry_incomplete_types): New fn.
20253 (dwarf2out_finish): Call it.
20255 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
20257 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
20258 current block starts with a CODE_LABEL and ends with a CALL and
20259 we can not find all the argument setup instructions for the CALL.
20261 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
20263 Revert this change:
20264 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
20265 something is a candidate for optimize_bit_field_compare.
20267 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20269 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
20271 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
20273 * alpha.c (override_options): Thinko in last patch.
20275 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
20276 (LIB_SPEC): Recognize -pthread.
20278 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
20280 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
20281 definition in config/arm/coff.h
20282 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
20284 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20286 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
20287 fixes that need "file=xxx\n" prepended before invocation
20288 (start_fixer - new): starting the fixer process is complex enough
20289 to warrent its own routine. It prepends the "file=xxx\n" stuff.
20290 (process): uses the new routine; omit usage of putenv()
20291 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
20292 * fixinc/fixincl.x: regenerate
20294 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
20296 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
20297 and version #s (1.1 -> 2.96) as needed.
20298 * README.g77: Kill way out of date file in the toplevel directory.
20300 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
20302 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
20303 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
20304 * configure: Rebuilt.
20305 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
20306 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
20307 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
20308 (SWITCH_TAKES_ARG): Likewise.
20309 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
20310 * config/t-freebsd: Moved from config/i386/ so it can used for all
20313 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
20315 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
20317 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
20319 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
20320 * configure: Rebuilt.
20322 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
20324 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
20325 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
20326 * rs6000/rs6000.c (rs6000_file_start): Use putc.
20327 (rs6000_output_load_toc_table): Same.
20328 (output_prolog, output_mi_thunk): Same.
20329 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
20330 (ASM_GLOBALIZE_LABEL): Use putc.
20332 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
20334 * alpha.md (reload_*_help): New patterns and splitters.
20335 (reload_*): Use them.
20336 (mov[qh]i): Likewise.
20338 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
20340 * cccp.c (handle_directive): Handle backslash-newlines in quoted
20343 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
20345 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
20347 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
20349 * flow.c (mark_regs_live_at_end, insn_dead_p,
20350 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
20351 and HARD_FRAME_POINTER_REGNUM special treatment if reload
20352 hasn't run or the frame pointer is needed.
20353 * haifa-sched.c (attach_deaths): Likewise.
20354 * sched.c (attach_deaths): Likewise.
20356 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
20358 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
20359 calculate_can_reach_end returns nonzero.
20361 * configure.in (native gas tests): Search for an assembler in the
20362 same manner that the installed compiler will.
20363 * configure: Rebuilt.
20364 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
20366 * alias.c (find_base_term): Improve handling of addresses
20367 constructed from binary operations.
20369 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
20371 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
20373 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
20375 * function.h (cleanup_label, frame_offset): Declare.
20376 (tail_recursion_label, tail_recursion_reentry): Likewise.
20377 (arg_pointer_save_area, rtl_expr_chain): Likewise.
20378 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
20379 (tail_recursion_label, tail_recursion_reentry): Likewise.
20380 (arg_pointer_save_area, rtl_expr_chain): Likewise.
20382 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
20384 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
20386 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
20387 (MAX_OFILE_ALIGNMENT): Define.
20389 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
20391 * fixincl.c: Replace local include scheme with #includes of
20392 gansidecl.h and system.h.
20393 * procopen.c: Likewise.
20394 * server.c: Likewise.
20396 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
20398 * i386/t-dgux (EXTRA_PARTS): Add crti.o
20399 (crti.o): Add build rule and dependencies.
20400 * fixinc/fixinc.dgux: Use modified _int_varargs.h
20402 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20404 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
20405 (LIB_LINUX_SPEC): Likewise.
20406 (LIB_LINUX_SPEC): Add support for -pthread
20407 (CPP_OS_LINUX_SPEC): Likewise.
20408 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
20411 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
20413 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
20415 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
20416 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
20417 for IEEE math and CC_FCOMI.
20418 (put_jump_code): No IEEE if CC_FCOMI is set.
20420 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20422 * fold-const.c (fold_truthop): Make the field reference unsigned
20423 when converting a single bit compare.
20425 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20427 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
20429 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
20431 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
20432 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
20435 * reload.c (push_reload): Do not call remove_address_replacements
20436 when presented with identical optional reloads.
20438 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
20440 * alpha.h (MASK_FIX, TARGET_FIX): New.
20441 (MASK_*): Reorganize constants.
20442 (CPP_AM_FIX_SPEC): New.
20443 (TARGET_SWITCHES): Add FIX.
20444 (EXTRA_SPECS): Likewise.
20445 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
20446 (SECONDARY_MEMORY_NEEDED): Likewise.
20447 (REGISTER_MOVE_COST): Likewise.
20448 * alpha.c (override_options): Add FIX support. Always use
20449 ALPHA_TP_PROG for ev6.
20450 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
20451 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
20452 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
20454 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
20456 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
20457 something is a candidate for optimize_bit_field_compare.
20459 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
20461 * gcc.texi (Passes): Document branch-shortening.
20462 * invoke.texi (Debugging Options): Document the fact that `-dp'
20463 outputs length information for instructions.
20465 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
20467 * flow.c: Revert previous delta.
20469 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
20471 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
20472 FRAME_POINTER_REGNUM.
20473 (mark_set_1): Ditto.
20474 (mark_used_regs): Ditto.
20476 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
20478 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
20479 (GOT_PCREL): New macro. Define to 1 if not already defined.
20480 * arm/elf.h (GOT_PCREL): Define to 0.
20481 * arm.c (arm_finalize_pic): Take into account the setting of
20484 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
20486 * output.h (STRIP_NAME_ENCODING): Provide default definition.
20487 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
20489 * flow.c (mark_set_1): Do not record BLKmode stores as dead
20490 store elimination candidates.
20492 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
20494 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
20497 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
20499 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
20500 Add use of x-aix41-gld.
20502 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
20504 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
20505 (ASM_OUTPUT_DESTRUCTOR): Define.
20507 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
20509 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
20510 last CODE_LABEL in a loop if we have previously passed a jump
20511 to the top of the loop.
20513 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
20515 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
20516 applying Philip's patch.
20518 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
20520 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
20523 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
20525 * loop.c (strength_reduce): Grow reg_single_usage as needed.
20527 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
20529 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
20530 Also remove a useless comment.
20532 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
20534 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
20536 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
20538 * collect2.c (main): Only generate import or export file and add
20539 to link arguments if non-empty. Use xmalloc not alloca.
20540 (write_{export,import}_file): Delete.
20541 (write_aix_file): New function.
20542 (locatelib): Use xmalloc not malloc.
20543 (GCC_OK_SYMBOL): Do not check type if aix64.
20545 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
20547 Based on patch by Scott Bambrough and Pat Beirne:
20548 * config/arm/arm.c (making_const_table): New variable.
20549 * config/arm/arm.h (making_const_table): Declare.
20550 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
20552 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
20553 Keep track of when we are building the constant table.
20555 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
20557 * config/arm/arm.c (arm_override_options): Fix erroneous warning
20560 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
20562 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
20565 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
20567 * tm.texi (FUNCTION_ARG): Correct description of a stack element
20570 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
20572 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
20574 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20576 * rs6000.c (output_mi_thunk): Enable full support again.
20578 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20580 * sh.h (BRANCH_COST): Define.
20582 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
20584 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
20586 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
20588 * function.c (assign_stack_local): Align stack slot propertly.
20589 (assign_outer_stack_local): Likewise.
20591 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
20593 * expr.h (lang_expand_constant): Declare.
20594 * toplev.c (lang_expand_constant): Define it.
20595 * varasm.c (output_constant): Use it.
20597 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20599 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
20600 Change function definitions to K&R style.
20602 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20604 * fixinc/fixincl.c: We must not ignore SIGCLD now.
20606 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
20608 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
20609 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
20610 (several places): omit static initialization
20611 (process): use single fd, since only the read fd is used
20612 * fixinc/gnu-regex.c: define 'const' away, if not supported
20613 * fixinc/procopen.c(several places): omit static initialization
20614 * fixinc/server.c: define 'volitile' away, if not supported
20616 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20618 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
20619 asm_fprintf and %L to generate the label name.
20620 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
20621 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
20623 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
20625 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
20626 insn for a conditional jump can not be found.
20628 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
20630 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
20631 on variables in specific sections other than .sbss and .sdata.
20633 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
20635 * stmt.c (expand_return): Call start_cleanup_deferral and
20636 end_cleanup_deferral around conditional code.
20638 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20640 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
20641 filename lists. Utilizes new "krstr" AutoGen function.
20642 * fixinc/fixincl.x: Rebuilt.
20644 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
20646 * i386.c (output_float_compare): Avoid GNU-C extensions.
20648 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
20650 * version.c: Bump to distinguish mainline tree from the
20653 See ChangeLog.1 for earlier changes.