1 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
3 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
5 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
7 * tree.def (PLACEHOLDER_EXPR): Update comments.
9 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11 * c-common.c (check_format_info): Avoid non-literal format string
12 warnings when `first_arg_num' is zero.
14 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
18 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
20 * arm.md (casesi_insn): Add a clobber of the condition code
23 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
25 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
26 used by both cc1 and cc1plus.
28 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
30 * config/arm/arm.c: Initialise arm_structure_size_boundary to
31 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
32 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
33 to the value 32 if it has not already been defined.
34 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
35 Override definition in arm.h with a value of 8.
37 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
39 * c-pragma.c (push_alignment): Don't check the return value
42 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
44 * sparc.h (ADJUST_COST): Fix thinko.
46 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
48 * cccp.c (rescan): Fixed obp pointer handling around call to
49 check_expand subroutine.
51 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
53 * gcse.c (delete_null_pointer_checks): Only record non-null info
54 for pseudos when examining stores.
56 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
57 splitters for these patterns. Use "#" for output templates.
58 (addsi3_carryin_shift): New pattern.
60 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
62 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
63 of the function return register into a plain REG until
64 after function inlining is done.
66 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
68 * jump.c (jump_optimize_1): If we did cross-jumping, and
69 the data will matter, rebuild the CFG.
70 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
71 not optimizing. Don't run shorten_branches.
72 * toplev.c (rest_of_compilation): Run shorten_branches after
75 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
77 * rtl.h (note_stores): Add additional paramter.
78 * rtlanal.c (reg_set_p_1): Take additional paramter.
79 (reg_set_last_1): Likewise.
80 (reg_set_p): Adjust call to note_stores.
81 (reg_set_last): Likewise.
82 (note_stores): Pass data parameter to worker function.
83 * alias.c (record_set): Take additional parameter.
84 (init_alias_analysis): Pass it.
85 * caller-save.c (mark_set_regs): Take additional parameter.
86 (save_call_clobbered_regs): Pass NULL to note_stores.
87 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
89 (record_dead_and_set_regs_1): Likewise.
90 (reg_dead_at_p_1): Likewise.
91 (combine_instructions): Adjust calls to note_stores.
92 (try_combine): Likewise.
93 (record_dead_insn): Remove.
94 (record_dead_and_set_regs): Adjust calls to note_stores.
95 (reg_dead_at_p): Likewise.
96 * cse.c (invalidate_skipped_set): Take additional parameter.
97 (cse_check_loop_start): Likewise.
98 (cse_check_loop_start_value): Remove.
99 (cse_set_around_loop): Adjust calls to note_stores.
100 * flow.c (notice_stack_pointer_modification): Take additional
101 parameter. Remove duplicate declaration.
102 (record_volatile_insns): Adjust calls to note_stores.
103 * gcse.c (record_set_info): Take additional parameter.
104 (record_last_set_info): Likewise.
105 (invalidate_nonnull_info): Likewise.
106 (record_set_insn): Remove.
107 (compute_sets): Adjust calls to note_stores.
108 (last_set_insn): Remove.
109 (compute_hash_table): Adjust calls to note_stores.
110 (insert_insn_end_bb): Likewise.
111 (delete_null_pointer_checks): Likewise.
112 * global.c (mark_reg_store): Take additional parameter.
113 (mark_reg_clobber): Likewise.
114 (reg_becomes_live): Likewise.
115 (global_conflicts): Adjust calls to note_stores.
116 (build_insn_chain): Likewise.
117 * integrate.c (note_modified_parmregs): Take additional parameter.
118 (mark_stores): Likewise. Make it static.
119 (save_for_inline_nocopy): Adjust calls to note_stores.
120 (try_constants): Likewise.
121 * integrate.h (mark_stores): Remove declaration.
122 * jump.c (mark_modified_reg): Take additional parameter.
123 (thread_jumps): Adjust calls to note_stores.
124 * local-alloc.c (validate_equiv_mem_from_store): Take additional
126 (no_equiv): Likewise.
127 (reg_is_set): Likewise.
128 (validate_equiv_mem): Adjust calls to note_stores.
129 (update_equiv_regs): Likewise.
130 (block_alloc): Likewise.
131 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
132 (note_addr_stored): Take additional parameter.
133 (note_set_pseudo_multiple_uses): Likewise.
134 (record_initial): Likewise.
135 (prescan_loop): Adjust calls to note_stores.
136 (strength_reduce): Likewise.
137 (check_dbra_loop): Likewise.
138 * regmove.c (flags_set_1): Take additional paramter.
139 (mark_flags_life_zones): Adjust calls to note_stores.
140 * reload1.c (mark_not_eliminable): Take additional parameter.
141 (forget_old_reloads_1): Likewise.
142 (reload_cse_invalidate_rtx): Likewise.
143 (reload_cse_check_clobber): Likewise.
144 (reload_combine_note_store): Likewise.
145 (move2add_note_store): Likewise.
146 (reload): Adjust calls to note_stores.
147 (reload_as_needed): Likewise.
148 (emit_reload_insns): Likewise.
149 (reload_cse_regs_1): Likewise.
150 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
151 (reload_combine): Adjust calls to note_stores.
152 * resource.c (update_live_status): Take additional paramter.
153 (mark_target_live_regs): Adjust calls to note_stores.
154 * stupid.c (find_clobbered_regs): Take additional parameter.
155 (stupid_life_analysis): Adjust calls to note_stores.
157 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
159 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
162 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
165 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
166 of the variable arm_structure_size_boundary.
168 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
170 * alias.c (init_alias_analysis): Allocate reg_known_value and
171 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
173 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
174 * cse.c (cse_main): Call end_alias_analysis.
175 * haifa-sched.c (schedule_insns): Likewise.
176 * local-alloc. (update_equiv_regs): Likewise.
177 * reload1.c (reload_cse_regs): Likewise.
179 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
181 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
182 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
183 mapping from MASK_FPU.
185 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
187 * sparc.md (call): Don't bound structure return size to 0xfff.
189 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
191 * resource.c (mark_target_live_regs): Check that the target
192 insn wasn't created after compute_bb_for_insn.
194 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
196 * ggc-page.c (poison_pages): Don't be overzealous.
198 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
200 * alias.c: Update comments for ADDRESS.
201 (nonlocal_reference_p): Look inside the ADDRESS to determine if
202 it is a local memory reference.
204 * c-typeck.c (build_function_call): Check that the built-in
205 function is of class BUILT_IN_NORMAL before trying to recongize
207 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
208 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
210 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
212 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
214 (pre_gcse): Likewise.
215 (hoist_expr_reaches_here_p): Likewise.
216 (hoist_code): Likewise.
217 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
219 (pre_expr_reaches_here_p_work): ... here.
220 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
222 (expr_reaches_here_p_work): ... here.
224 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
226 * resource.c (find_basic_block): Delete.
227 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
228 (init_resource_info): Call compute_bb_for_insn.
230 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
232 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
233 with already adjacent blocks, but no fallthru.
234 (merge_blocks_move_successor_nojumps): Simplify.
235 (debug_flow_info): New.
237 * toplev.c (rest_of_compilation): Open jump1 dump file before
238 jump and close after, as opposed to just using dump_rtl.
240 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
242 * reload.h (earlyclobber_operand_p): Declare.
243 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
244 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
245 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
246 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
248 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
249 Richard Henderson <rth@cygnus.com>
251 * emit-rtl.c (emit_block_insn_before): New.
252 (emit_block_insn_after): New.
253 * basic-block.h: Declare them.
255 * bitmap.h: Protect from multiple inclusion.
257 * recog.c (scratch_operand): Handle VOIDmode correctly.
259 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
261 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
262 * function.c (assign_parms): Likewise.
263 * global.c (global_conflicts): Clarify STACK_REGS commentary.
265 * reg-stack.c (max_uid): Remove.
266 (blocks, block_begin, block_end, block_drops_in): Remove.
267 (block_stack_in, block_out_reg_set, block_number): Remove.
268 (struct block_info_def, BLOCK_INFO): New.
269 (enum emit_where): New.
270 (current_block): New.
272 (mark_regs_pat, record_label_references): Remove.
273 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
275 (goto_block_pat, print_blocks, dump_stack_info): Remove.
276 (reg_to_stack): Simplified test for existance of fp code. Use
277 flow.c code. Call shorten_branches after cross-jump opt.
278 (check_asm_stack_operands): Renamed from record_asm_reg_life.
279 Return false if the asm doesn't use stack regs. Don't do life
281 (emit_pop_insn): Replace function pointer arg `when' with
282 enum `where'. Update all callers.
283 (change_stack): Likewise. Update basic block end.
284 (emit_swap_insn): Use current_block->head to limit reverse search
285 for start of block. Use emit_block_insn_after.
286 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
287 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
288 structure assignment instead of bcopy.
290 (convert_regs_entry, convert_regs_exit): New.
291 (convert_regs_1, convert_regs_2): Split out from convert_regs.
292 Work on basic blocks and the CFG.
293 (convert_regs): Use them.
295 * i386.c (output_fix_trunc): Remove code for DImode input operand
297 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
299 (fix_truncdi_1): Allow any mode scratch.
301 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
303 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
304 * linux.h, netbsd.h, vms.h: Not here.
306 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
308 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
309 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
310 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
311 CONDITIONAL_REGISTER_USEAGE): Use them.
312 * config/mips/mips.c (mips_move_1word,mips_move_2words,
313 gen_conditional_branch,override_options) : Use them.
314 * config/mips/mips.md : Use them.
316 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
318 * i386.md (zero_extendqihi2): Use SImode register name with andl.
320 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
322 * integrate.c (function_cannot_inline_p): Don't allow inlining
325 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
327 * c-parse.in (cast_expr): Constify.
329 * cccp.c (special_symbol): Likewise.
331 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
333 * dwarf2out.c (base_type_die): Likewise.
335 * global.c (allocno_compare): Likewise.
337 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
339 * regclass.c (fix_register): Likewise.
341 * rtl.h (fix_register): Likewise.
343 * stupid.c (stupid_reg_compare): Likewise.
345 * toplev.c (decode_f_option): Likewise.
347 * tree.c (build_complex_type): Likewise.
349 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
351 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
353 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
355 * reload.c (find_reloads): Compute mode and nregs fields of all
357 * reload1.c (calculate_needs_all_insns): Simplify a bit.
358 (calculate_needs): Use precomputed mode/nregs values.
359 (allocate_reload_reg): Likewise.
361 (failed_reload, set_reload_reg): ... new functions.
362 (choose_reload_regs_init): New function, mostly broken out from...
363 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
364 Also lose one #if 0 block.
366 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
368 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
371 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
373 * tree.h (BLOCK_TYPE_TAGS): Remove.
374 (BLOCK_END_NOTE): Likewise.
375 (BLOCK_LIVE_RANGE_FLAG): Likewise.
376 (BLOCK_LIVE_RANGE_START): Likewise.
377 (BLOCK_LIVE_RANGE_END): Likewise.
378 (tree_block): Remove live_range_flag, live_range_var_flag, and
379 type_tags. Remove end_note, live_range_start, and live_range_end.
380 (remember_end_note): Remove prototype.
381 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
382 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
384 * ggc-common.c (ggc_mark_tree_children): Don't mark
385 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
386 * integrate.c (adjust_copied_decl_tree): Remove.
387 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
388 * stmt.c (last_block_end_note): Remove.
389 (init_stmt): Don't add a GC root for it.
390 (expand_fixup): Don't set it.
391 (remember_end_note): Remove.
392 (expand_end_bindings): Don't set last_block_end_note.
394 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
396 * reload1.c (reload_reg_free_for_value_p): Show
397 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
400 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
402 * expmed.c (extract_bit_field): Allow for the case of non-integer
403 objects that are smaller than a word (like SFmode on a 64-bit
406 * loop.c (basic_induction_var): A non-integer variable which is
407 being set by a paradoxical subreg is probably not a biv.
409 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
411 * prefix.c (translate_name) Check for empty prefix string.
413 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
415 * Makefile.in (CPP_CROSS_NAME): New variable.
416 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
418 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
419 names of the files to be uninstalled.
421 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
423 * collect2.c (IS_DIR_SEPARATOR): Define.
424 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
426 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
429 * haifa-sched.c (add_dependence): Update the true dependency
430 cache the first time we add a true dependence to the LOG_LINKS chain.
432 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
434 * fold-const.c (fold): Fix comment.
436 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
438 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
439 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
440 dbxout_start_new_source_file, dbxout_source_file,
441 dbxout_source_line, dbxout_finish, dbxout_type_fields,
442 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
444 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
445 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
446 (dbxout_block): Initialize variable `blocknum'.
448 * dbxout.h (dbxout_init, dbxout_finish,
449 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
450 dbxout_args, dbxout_source_line): Constify a char*.
452 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
453 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
454 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
455 low_pc_attribute, high_pc_attribute, body_begin_attribute,
456 body_end_attribute, comp_dir_attribute, sf_names_attribute,
457 src_info_attribute, mac_info_attribute, producer_attribute,
458 lookup_filename, generate_macinfo_entry, fundamental_type_code,
459 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
460 dwarfout_undef): Constify a char*.
461 (add_incomplete_type, retry_incomplete_types): Add prototypes.
463 * dwarfout.h (dwarfout_define, dwarfout_undef,
464 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
466 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
468 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
469 (MULTILIB_ISA_DEFAULT): New.
470 (MULTILIB_DEFAULTS): Use it.
471 * config/mips/mips.c (): Remove the now unnecessary definition
473 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
474 unnecessary definition.
476 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
478 * arm.md (pic_load_addr): Add constraints to operand 1.
480 1999-10-25 Bruce Korb <autogen@linuxbox.com>
482 * fixinc/genfixes: Provide a means for specifying -D options to
485 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
487 * arm.c (arm_override_options): Correct initialization of
488 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
489 arm_is_strong, and arm_is_6_or_7.
491 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
492 (note_set_pseudo_multiple_uses): New function.
493 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
494 if a pseudo set in the loop exit is used elsewhere.
496 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
498 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
500 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
502 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
503 a single load-address pattern.
505 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
507 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
508 depending on whether or not line-number notes are present.
510 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
512 * cccp.c (progname, file_buf, default_include, include_file,
513 macrodef, definition, hashval, wchar_type, user_label_prefix,
514 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
515 expand_to_temp_buffer, is_system_include, base_name,
516 absolute_filename, read_name_map, open_include_file,
517 record_control_macro, check_precompiled, check_preconditions,
518 pcfinclude, pass_thru_directive, create_definition,
519 check_macro_name, comp_def_part, collect_expansion,
520 check_assertion, read_token_list, assertion_install,
521 assertion_lookup, eval_if_expression, conditional_skip,
522 validate_else, skip_quoted_string, quote_string, macarg1,
523 error_from_errno, install, lookup, hashf, dump_defn_1,
524 perror_with_name, pfatal_with_name, main, trigraph_pcp,
525 check_white_space, rescan, handle_directive, monthnames,
526 special_symbol, do_include, remap_include_file, write_output,
527 arglist, do_assert, do_unassert, do_line, do_error, do_once,
528 do_ident, do_sccs, do_xifdef, skip_if_group,
529 output_line_directive, macroexpand, macarg, change_newlines,
530 initialize_builtins, make_definition): Constify a char*.
532 * pcp.h (stringdef): Likewise.
534 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
536 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
539 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
540 Richard Henderson <rth@cygnus.com>
542 * alias.c: Include ggc.h.
543 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
544 (record_set): Verify enough room in reg_base_value.
545 (init_alias_analysis): Allocate reg_base_value with xcalloc.
546 Register it as a GC root.
547 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
548 * Makefile.in (alias.o): Depend on ggc.h.
550 * unroll.c (unroll_loop): Verify the insn before a barrier
551 is a JUMP_INSN before checking JUMP_LABEL.
553 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
555 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
556 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
557 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
558 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
559 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
560 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
562 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
564 * output.h (ctors_section, dtors_section, bss_section): Prototype.
566 * alpha/alpha-interix.h (text_section): Delete prototype.
567 * alpha/elf.h (text_section): Likewise.
568 * arm/linux-elf.h (text_section): Likewise.
569 * arm/linux-telf.h (text_section): Likewise.
570 * c4x/c4x.h (text_section): Likewise.
571 * dsp16xx/dsp16xx.h (bss_section): Likewise.
572 * elfos.h (text_section): Likewise.
573 * i386/aix386ng.h (text_section): Likewise.
574 * i386/i386-interix.h (text_section): Likewise.
575 * i386/sco5.h (text_section): Likewise.
576 * i386/svr3gas.h (text_section): Likewise.
577 * nextstep.h (text_section): Likewise.
578 * psos.h (text_section): Likewise.
579 * ptx4.h (text_section): Likewise.
580 * svr3.h (text_section): Likewise.
581 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
583 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
585 * final.c (peephole): Delete prototype.
587 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
588 (pre_insert_copies): Remove unused variable `bb'.
590 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
593 * output.h (peephole): Add prototype.
595 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
597 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
600 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
602 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
603 for inlined declarations.
605 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
607 * arm.c (logical_binary_operator): New fucntion.
608 * arm.h (logical_binary_operator): Declare it.
609 (PREDICATE_CODES): Handle logical_binary_operator.
610 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
611 output constraints. Add appropriate splitters.
612 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
613 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
614 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
616 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
618 * genoutput.c (struct operand_data): New elt eliminable.
619 (output_operand_data): Write it.
620 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
621 (compare_operands): Take it into account.
622 * recog.h (struct insn_operand_data): New elt eliminable.
623 * reload1.c (check_eliminable_occurrences, elimination_effects): New
625 (old_asm_operands_vec, new_asm_operands_vec): Delete.
626 (eliminate_regs): Move code that detects changes to elimination
627 target regs into new function elimination_effects.
628 Delete one #if 0 block.
629 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
630 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
631 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
632 Only call eliminate_regs for real operands of the insn, not for parts
633 of its structure or parts matched by things like match_operator.
634 Use elimination_effects and check_eliminable_occurrences. Use
635 copy_insn to duplicate the pattern when not in the final pass.
637 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
639 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
642 1999-10-22 Bruce Korb <autogen@linuxbox.com>
644 * fixinc/README: document the "mach" machine matching test
645 * fixinc/fixfixes.c: Implement the #else/#endif label fix
646 * fixinc/fixtests.c: Implement the #else/#endif label test
647 * fixinc/inclhack.def: utilize these tests and fixes
648 * fixinc/inclhack.sh: regen
649 * fixinc/fixincl.x: regen
650 * fixinc/fixincl.sh: regen
652 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
654 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
657 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
659 * gcc.1: Document exit codes.
661 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
663 * calls.c: Include tm_p.h later, so everything we need is defined.
665 * function.c: Likewise.
667 * except.c: Include tm_p.h.
670 (dwarf2out_cfi_label): Don't prototype.
671 (check_return_regs, epilogue_renumber,
672 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
673 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
674 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
675 ultra_schedule_insn): Add static prototype.
676 (data_segment_operand, text_segment_operand): Call itself with the
677 proper number of arguments.
678 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
680 * sparc.h: Move all declarations to sparc-protos.h.
681 (SELECT_RTX_SECTION): Pass a missing MODE argument to
684 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
686 * config/svr4.h (text_section, ctors_section, dtors_section): Add
688 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
689 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
690 ASM_OUTPUT_ASCII): Constify a char*.
692 * sparc-protos.h: New file for sparc prototypes.
694 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
696 * function.c (record_insns, contains): Always declare and define.
697 (record_insns): Mark with ATTRIBUTE_UNUSED.
699 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
701 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
702 to .section when outputting a .bss section to deal with multiple
703 .bss input sections (as happens with -fdata-sections)
704 Also output %progbits, not @progbits so the assembler doesn't treat as
706 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
708 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
709 thumb parts even when building with non-thumb CPUs, by forcing
712 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
714 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
715 (movdf_const_intreg_sp64): Similarly.
717 * local-alloc.c (update_equiv_regs): Check the correct insn
718 for pre-existing REG_EQUIV notes.
720 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
722 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
723 block reached by a branch if we're not going to actually process
726 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
728 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
729 a local extern function declaration.
731 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
733 * i386.c (ix86_expand_prologue): Properly wrap USE around
734 reg for CALL_INSN_FUNCTION_USAGE.
736 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
738 * config/mips/mips.md (movdf_internal1a): Allow floating-point
739 move between GP_REGs.
741 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
743 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
744 the mode size when finding out if an offset is legal.
746 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
748 * basic-block.h (PROP_*): Move constants from ...
750 (compute_bb_for_insn): Free the array before reallocating.
751 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
752 (allocate_reg_life_data): Reset all reg variables collected by
754 (get_block_head_tail): Don't convert from bb to block.
755 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
756 (find_insn_reg_weight): Take block not bb.
757 (schedule_block): Don't set block num for moved insns.
758 (schedule_region): Don't update_life_info or find_insn_reg_weight.
759 (schedule_insns): Do it here instead.
760 * combine.c (combine_instructions): Invoke compute_bb_for_insn
761 before update_life_info.
762 * recog.c (split_all_insns, peephole2_optimize): Update for
763 new arg to update_life_info.
764 * rtlanal.c (remove_note): Cope with NULL note.
765 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
768 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
770 * jump.c (jump_optimize_1): More accurately detect casesi insns.
772 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
773 block records so that merge_blocks_nomove will clean up correctly.
774 (split_edge): Handle casesi insns.
776 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
778 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
780 * pa.md (call, call_value): Do not emit a blockage after restoring
783 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
785 * c-typeck.c (c_expand_asm_operands): Fix typo.
787 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
789 * arm.c (fpu_rhs_operand): Verify modes.
790 (fpu_add_operand): Likewise.
791 (di_operand): Likewise.
792 (soft_df_operand): Likewise.
794 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
796 * arm.c (arm_return_in_memory): APCS rules state that the elements
797 of a structure returned in a register must be 'integer-like'.
799 1999-10-19 Bruce Korb <autogen@linuxbox.com>
801 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
802 in the source tree when the generated targets are out of date
803 * fixinc/genfixes: Alter it to run individual fixes for make.
804 * fixinc/README: rewrite
805 * fixinc/inclhack.def: moved initial comments to README
807 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
809 * toplev.c (main): Do not generate an error message if an
810 unrecognised command line switch is recognisable by another
811 language. If extra_warnings are enabled, then generate a
812 warning message instead.
814 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
816 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
817 (insert_pack_attributes): Delete prototype.
819 * c-pragma.c (default_alignment): New static variable.
820 (push_alignment): Initialize to current effective alignment.
821 (pop_alignment): Use to set new alignment.
822 (insert_pack_attributes): Delete function.
823 (handle_pragma_token): Set default_alignment as well each time
824 a #pragma pack(<n>) is encountered.
826 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
828 * reg-stack.c (stack_result): Aggregates are not returned in
831 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
833 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
835 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
837 * basic-block.h (set_block_num): Declare.
838 * flow.c (update_life_info): Don't call compute_bb_for_insn
839 or free_basic_block_vars.
840 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
841 (insn_orig_block): Remove.
842 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
843 (schedule_block): Keep BLOCK_NUM up-to-date.
844 (schedule_insns): Use compute_bb_for_insn.
845 * recog.c (split_all_insns): Likewise.
846 (peephole2_optimize): Likewise.
848 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
850 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
851 if the pic register is used.
853 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
855 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
856 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
857 if that tests TREE_PERMANENT.
859 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
861 * cse.c (invalidate_for_call): Do not remove memory references from
862 the table here. It's handled elsewhere.
864 * haifa-sched.c (add_dependence): Protect references to the
865 true dependency cache with #ifdef INSN_SCHEDULING.
866 (remove_dependence): Similarly.
868 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
869 to the cfg code that this is a return instruction.
870 * mn10300.md (return_internal): Similarly.
872 * combine.c (get_last_value): If the last set of a register
873 is after subst_low_cuid, then we can not use it to determine
874 the register's last value.
876 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
878 * Makefile.in: Back out previous change.
880 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
882 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
884 * haifa-sched.c (add_dependence): Only check/update the cache
886 (remove_dependence): Likewise.
887 (schedule_insns): Only create the true_dependency_cache if the
888 average number of instructions in a basic block is very large.
890 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
892 * Makefile.in (ggc-common.o): Depend on genrtl.h.
893 (ggc-simple.o): Likewise.
894 (ggc-page.o): Likewise.
896 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
898 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
899 Prototype for exported functions.
900 (pre_lcm, pre_rev_lcm): Remove prototypes.
901 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
902 (compute_available): Move to lcm.c, and change parameter order.
903 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
904 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
905 (gcse_main): No longer call compute_preds_succs. Rebuild the
906 set table after reach pre pass.
907 (pre_insert_map, pre_delete_map, edge_list): New.
908 (alloc_pre_mem): Allocate edge vectors.
909 (free_pre_mem): Delete edge vectors.
910 (compute_pre_data): Call new edge based lcm routines.
911 (process_insert_insn): New function.
912 (insert_insn_end_bb): Use it.
913 (pre_edge_insert): New function.
914 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
916 (pre_insert_copies): Revamp using new edge based lcm outputs.
917 (pre_delete): Likewise.
918 (one_pre_gcse_pass): Insert & remove fake edges to the exit
920 (compute_code_hoist_vbeinout): New new edge based routines.
921 * lcm.c: Remove all the old LCM functions. Replace with new ones
922 that work with the new cfg datastructures and work with edges
925 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
927 * reload.h (struct reload): Add new fields "mode" and "nregs".
928 * reload1.c: Change all occurrences of reload_mode and reload_nregs
929 to reference the "mode" and "nregs" field within struct reload.
931 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
933 * haifa-sched.c (true_dependency_cache): New.
934 (add_dependence): Use the true dependency cache to avoid expensive
935 walks down the LOG_LINKS dependency list. Add entries to the
937 (remove_dependence): Remove entries from the true dependency cache
939 (schedule_insns): Allocate and initialize and free the true
942 * haifa-sched.c (schedule_insns): Do not remove inter-block
943 dependencies anymore.
945 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
947 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
948 * i386/t-winnt: Likewise.
950 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
952 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
954 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
956 * Makefile.in (LANGUAGES): Omit "proto".
957 (clean): Remove stale comment about removing unprotoize.c.
959 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
961 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
962 using arithmetic on void pointers.
964 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
966 * haifa-sched.c (compute_block_forward_dependencies): Only check
967 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
969 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
971 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
972 (expr_equiv_p): Reject memories with different alias sets.
974 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
976 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
977 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
978 (f_options): Add "bounded-pointers" and "bounds-check" entries.
979 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
980 (lang_init): Set default for flag_bounds_check if still "unspecified".
982 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
984 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
986 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
988 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
991 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
993 * config/c4x/c4x.md (*db_noclobber,
994 *decrement_and_branch_until_zero_noclobber): New patterns and
995 associated splitters.
997 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
999 * config/c4x/c4x.md (parallel instruction patterns): Rework
1000 constraints to keep reload happy.
1002 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1004 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1005 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1006 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1007 Add new patterns and associated post-reload splitters.
1009 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1011 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1013 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1015 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1017 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1019 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1021 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1024 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1026 * pa.c (move_operand): Rely on memory_address_p to determine the
1027 validity of non-indexed memory addresses.
1028 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1029 operand in DFmode and SFmode when generating PA2.0 code.
1031 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1033 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1035 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1037 * mips.c (function_prologue): Fix argument types.
1038 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1039 (casesi_internal): Write to the scratch register.
1041 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1043 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1045 (parse_charconst): Delete unnecessary cast when calling
1047 (cpplib.h): Kill prototype of cpp_parse_escape.
1049 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1051 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1052 * unroll.c (unroll_loop): Cast return value of alloca.
1053 * i370/i370.c: Include function.h and toplev.h.
1054 (i370_label_scan): Remove c++ commented abort.
1055 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1056 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1057 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1058 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1060 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1062 * config/t-freebsd: Do not override USER_H.
1063 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1065 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1066 Mumit Khan <khan@xraylith.wisc.edu>
1068 * c-parse.in (component_decl): Support anonymous struct/union.
1070 * c-parse.y: Regenerate.
1071 * c-parse.c: Likewise.
1072 * objc/objc-parse.y: Likewise.
1073 * objc/objc-parse.c: Likewise.
1074 * c-decl.c (finish_struct): Don't sort the fields.
1075 (field_decl_cmp): Delete unused function.
1077 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1079 * sparc.md (movsf_const_intreg): Revert last constraint change.
1080 (movdf_const_intreg_sp32): Likewise.
1082 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1084 * cse.c: Include hashtab.h instead of splay-tree.h
1085 (struct cse_reg_info): No longer use variant union. Add new
1086 field "regno". All references changed to avoid union.
1087 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1088 (free_cse_reg_info): Remove.
1089 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1090 (get_cse_reg_info): Revamp to use expandable hash tables instead
1091 of splay trees. Initialize new fields in cse_reg_info structure.
1092 (new_basic_block): Similarly.
1094 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1096 * genrecog.c (message_with_line): Prototype.
1097 (validate_pattern): Pass along the set for the dest, not a flag.
1098 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1099 Check for PC/CC0 as sources.
1100 (nodes_identical): Check for children position match before
1101 allowing the combination.
1103 * rtl.c (read_rtx): Track line number across \\\n.
1105 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1107 * mips.h (SPECIAL_MODE_PREDICATES): New.
1108 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1109 (movdi+1, movsi+1): Add output reload constraint.
1110 (casesi_internal): Likewise. Fix commentary.
1111 (return_internal): Use pmode_register_operand.
1113 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1115 * 1750a.md (movstrqi): Add missing output reload constraint.
1116 (call_value): Likewise.
1117 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1118 (jmpfdec): Add missing inout reload constraint.
1119 * elxsi.md (addsi patterns): Add missing output reload constraint.
1120 (move from sp): Use @ alternates.
1121 (call_value): No constraint on output.
1122 * fr30.md (movsi_pop): Add missing output reload constraint.
1123 (movsf_constant_store): Likewise.
1124 (splits): Remove constraints.
1125 (subsi3): Add missing mode.
1126 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1127 (call_value): Likewise.
1128 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1129 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1130 * m32r.md (movsicc_internal): Add output reload constraint.
1131 (movstrsi_internal): Add inout reload constraints.
1132 * m88k.h (reg_names): Don't declare.
1133 (SPECIAL_MODE_PREDICATES): New.
1134 * m88k.md (*): Use register_operand not reg_or_0_operand
1136 * mn10200.h (PREDICATE_CODES): New.
1137 * ns32k.md (ffs pattern): Add output reload constraint.
1138 * pdp11.md (sob pattern): Add inout reload constraint.
1139 * sh.md (splits): Remove constraints.
1140 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1141 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1142 * vax.md (jgequ pattern): Add inout reload constraint.
1144 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1146 * configure.in (djgpp): Revert previous patch.
1147 * configure: Rebuit.
1148 * config/i386/djgpp.h: Revert previous patch.
1150 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1152 * fixinc/inclhack.def: Restore patch lost during last merge of
1153 "no_bogosity" branch.
1154 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1156 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1158 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1159 * fixinc/inclhack.def: Same.
1160 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1162 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1164 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1165 as the base of a PLUS.
1167 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1169 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1170 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1172 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1174 * pa.md (post_stw+1): Use pmode_register_operand.
1175 (dcacheflush, icacheflush): Likewise.
1177 * i386.md (movstricthi_1): Allow r/r.
1179 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1181 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1182 to (not (and (arg0) (arg1))). Similary for and.
1184 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
1185 falltrought to assocate code.
1186 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
1189 * combine.c (simplify_logical): Convert XOR to IOR if operands have
1190 no bits in common; remove XOR to ROTATE conversion.
1192 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1194 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
1196 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1198 * config/c4x/c4x.c (dst_operand): New.
1199 (PREDICATE_CODES): Update.
1200 * config/c4x/c4x.h (dst_operand): Declare it.
1201 * config/c4x/c4x.md: Define mode for each unspec usage.
1202 (move patterns): Use dst_operand predicate instead of src_operand.
1203 (movqi_update, movqf_update): Delete.
1205 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
1207 * recog.c (pmode_register_operand): New.
1208 * recog.h: Declare it.
1209 * genrecog.c (pred_codes): Likewise.
1210 (special_mode_pred_table): Likewise.
1211 (validate_pattern): Don't warn no mode for address_operand.
1213 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
1214 if the operand is not insn-like.
1216 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
1217 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
1219 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
1221 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
1223 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
1224 instead of general_operand in a SET_DEST. Use const_double_operand
1225 instead of an explicit test against CONST_DOUBLE.
1226 (movsf_const_lo): Add missing register mode.
1227 (goto_handler_and_restore): Add auxiliary test for Pmode.
1228 (flush): Adjust to use address_operand.
1229 (return_sf_no_fpu): Add missing output constraint.
1231 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
1233 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
1234 for call return value.
1235 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
1237 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
1239 * toplev.c (main): Only warn about options for other languages.
1240 * collect2.c (main): Pass -w to sub-gcc.
1242 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
1244 * flow.c (propagate_block): Add call-clobbered registers to
1247 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
1248 zapping mem_set_list.
1249 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
1250 (mark_set_1, mark_used_regs): Likewise.
1252 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
1254 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
1256 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1258 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
1259 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
1260 options. Also add a new item "C-only Warning Options" to the
1263 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
1265 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
1266 from multiple calls.
1268 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
1270 * i386.md (call value patterns): Move to the end of the file.
1271 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
1273 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
1275 * configure.in (djgpp configuration): Define extra_objects..
1276 * configure: Rebuilt.
1277 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
1278 (DTORS_SECTION_ASM_OP): Define.
1279 (INIT_SECTION_ASM_OP): Define.
1280 (FINI_SECTION_ASM_OP): Define.
1281 (DATA_SECTION_ASM_OP): Define.
1282 (TEXT_SECTION_ASM_OP): Define.
1283 (EH_FRAME_SECTION_ASM_OP): Define.
1284 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
1285 (STARTFILE_SPEC): Add crtbegin.o.
1286 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
1287 to here from LINK_COMMAND_SPEC.
1288 (DO_GLOBAL_CTORS_BODY): Define.
1289 (CRTSTUFF_USE_FINI_SECTION): Define
1290 (HAS_INIT_SECTION): Delete.
1292 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
1294 * Makefile.in (all.cross): Depend on xcpp$(exeext).
1296 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
1298 * pa.h (PREDICATE_CODES): New.
1300 * genrecog.c (validate_pattern): Condense the destination
1303 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
1305 * alpha.md (call-1): Supply missing mode for operator.
1306 (*): Add missing output reload constraints. Remove constraints
1309 * i386.h (SPECIAL_MODE_PREDICATES): New.
1310 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
1311 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
1312 (addsi_lea_3): Add missing mode for op 3.
1313 (prologue_set_got, prologue_get_pc): Add missing modes.
1314 (*) Add missing output reload constraints.
1316 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
1318 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
1319 check for member bit-size overflow and use var_size if it occurs.
1320 (layout_record): Use bitsize_int() to define the type size in bits.
1321 Likewise for computation and assignment to DECL_FIELD_BITPOS.
1322 (layout_decl): Likewise when assigning to DECL_SIZE.
1324 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
1326 * genrecog.c (validate_pattern): Typo last change. Verify
1327 that output operands have output reloads.
1329 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
1331 * genrecog.c (special_mode_pred_table): New.
1332 (NUM_SPECIAL_MODE_PREDS): New.
1333 (find_operand): New.
1334 (validate_pattern): New argument `insn'. Warn for assignment to
1335 any predicate accepting non-lvalues. Conditionaly warn for
1336 match_operand without a mode. Try much harder to match source
1337 and destination modes on a set.
1338 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
1340 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
1342 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
1344 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
1346 * combine.c (simplify_logical): Recognize xor pattern that encodes
1349 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1351 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
1354 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
1356 * ggc-page.c (MAP_FAILED): Provide default.
1358 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
1360 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
1361 * sparc.h (PREDICATE_CODES): Update.
1363 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
1365 * alpha.c (some_ni_operand): New.
1366 * alpha-protos.h: Declare it.
1367 * alpha.h (PREDICATE_CODES): Update.
1368 * alpha.md (sXaddq reload insns): Use some_ni_operand
1369 for SET_DEST instead of some_operand.
1371 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
1372 Jim Wilson <wilson@cygnus.com>
1374 * genrecog.c (maybe_both_true_2): Don't compare modes of
1376 (process_tree): Elide peephole2_insns. Invoke simplify_tests
1377 after find_afterward.
1378 (debug_decision_1): Dump next and afterward codes.
1380 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
1382 * rtl.c (dump_and_abort): Remove.
1383 (fatal_with_file_and_line): New.
1384 (fatal_expected_char): New.
1385 (read_rtx_lineno, read_rtx_filename): New.
1386 (read_skip_spaces): Track line number.
1387 (read_name): Use fatal_with_file_and_line.
1388 (read_rtx): Use fatal_expected_char. Track line number.
1389 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
1391 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
1392 if it isn't a CODE_LABEL.
1394 * genattr.c (main): Set read_rtx_filename.
1395 * genattrtab.c (main): Likewise.
1396 * gencodes.c (main): Likewise.
1397 * genconfig.c (main): Likewise.
1398 * genemit.c (main): Likewise.
1399 * genextract.c (main): Likewise.
1400 * genflags.c (main): Likewise.
1401 * genopinit.c (main): Likewise.
1402 * genoutput.c (main): Likewise.
1403 * genpeep.c (main): Likewise.
1405 * genrecog.c (decision_test.u.insn): Add `lineno'.
1406 (pattern_lineno, error_count): New variables.
1407 (message_with_line): New.
1408 (add_to_sequence): Break out checking code to ...
1409 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
1410 (merge_insn): Use message_with_line.
1411 (make_insn_sequence): Use validate_pattern. Record insn lineno.
1412 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
1414 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1416 * expr.c (store_constructor): Clear union if constructor is empty.
1418 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
1420 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
1421 Add !endian checks. Change %{...} to %(...).
1423 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
1425 * i386.md (*addsi3_cc): Renamed from addcsi3.
1426 (*addsi3_carry): Renamed from addxsi3.
1427 (*subsi3_cc): Renamed from subcsi3.
1428 (*subsi3_carry): Renamed from subxsi3.
1429 (*xorqi_cc_1): Renamed from xorcqi_1.
1430 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
1431 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
1433 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
1435 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
1436 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
1438 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
1440 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
1441 climb up the chain of insns.
1443 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
1445 * genrecog.c (write_subroutine): Careful for null trees.
1446 (process_tree): Don't elide empty functions.
1448 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
1450 * Makefile.in (genrtl.o): Depend on ggc.h.
1451 * configure.in (valloc): Probe for it.
1452 (with-gc): Use ggc-page if valloc present.
1453 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
1454 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
1455 (ggc_alloc_string): Moved from ggc-page.c.
1456 * ggc-none.c (ggc_alloc_obj): New.
1457 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
1458 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
1459 (struct globals): Likewise for dev_zero_fd.
1460 (init_ggc): Likewise for it's initialization.
1461 (ggc_allocated_p): Move careful dereference from ...
1462 (ggc_lookup_page_table): ... here. Delete.
1463 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
1464 (alloc_anon): Use valloc if no mmap.
1465 (release_pages): Use free if using valloc.
1466 (ggc_alloc_obj): Renamed from alloc_obj.
1467 (ggc_set_mark): Renamed from mark_obj.
1468 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
1469 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
1470 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
1471 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
1472 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
1473 (ggc_collect): Use fp printing instead of our own rounding.
1474 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
1475 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
1476 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
1477 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
1478 (struct ggc_string, struct ggc_any): Delete.
1479 (offsetof): Provide default definition.
1480 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
1482 (struct ggc_mem): New, from corpse of ggc_any.
1483 (struct ggc_status): Delete.
1484 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
1485 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
1486 (n_strings_collected, n_anys_collected): Delete.
1487 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
1488 (ggc_alloc_string, ggc_alloc): Delete.
1489 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
1490 (ggc_free_string, ggc_free_any): Delete.
1491 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
1492 (ggc_compare_addresses, ggc_mark_string): Delete.
1493 (ggc_mark_string_if_gcable, ggc_mark): Delete.
1494 (search_data): Delete.
1495 (struct globals): New.
1496 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
1497 (tree_insert, tree_lookup): New.
1498 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
1499 (clear_marks, sweep_objs): New.
1500 (ggc_collect): Gut. Use clear_marks, sweep_objs.
1501 (init_ggc): Set allocated_last_gc.
1502 (ggc_push_context): Gut. Use G.context.
1503 (ggc_pop_context): Likewise.
1504 (ggc_pop_context_1): New.
1505 (debug_ggc_tree): New.
1506 (debug_ggc_balance, tally_leaves): New.
1507 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
1508 (ggc_mark_string_if_gcable): Remove decl.
1509 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
1510 (ggc_mark_rtvec_children): New.
1511 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
1512 (ggc_mark_if_gcable): New decl.
1513 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
1514 (ggc_alloc_tree, ggc_alloc): Likewise.
1515 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
1516 (ggc_alloc_obj): New decl.
1517 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
1518 (ggc_alloc_tree, ggc_alloc): Likewise.
1519 (ggc_set_mark): New decl.
1520 * rtl.h (struct rtx_def): Remove gc_mark.
1521 (struct rtvec_def): Likewise.
1522 * tree.h (struct tree_common): Likewise.
1524 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
1526 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
1527 float_format and thread_file definitions.
1528 * configure: Rebuilt.
1530 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
1532 * extend.texi (Function Names): Document types of function names.
1534 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1536 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1537 an earlyclobbered output conflict with RELOAD_INPUT reloads.
1539 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1541 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
1543 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1545 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
1547 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
1549 * collect2.c (main): Do prelimnary link on AIX if rflag.
1551 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1553 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
1554 __CTOR_LIST__ in opposite order, which is the correct order for sorted
1556 (__do_global_dtors): similarly for __DTOR_LIST__.
1558 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1559 Diego Novillo <dnovillo@cygnus.com>
1561 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
1564 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
1566 * fixincl/*: Merged "no_bogosity" branch
1567 * fixincl/fixlib.h: protect against doubly defining t_bool
1568 * fixincl/server.h: protect against doubly defining t_bool
1570 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
1572 * genoutput.c: Include toplev.h.
1574 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
1576 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
1578 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
1579 * configure: Regenerate.
1581 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1583 * gcse.c (delete_null_pointer_checks): Returns void.
1585 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1587 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
1588 * emit-rtl.c (copy_insn_1): Likewise.
1590 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1592 * config/mips/mips.c (mips_build_va_list): Correct
1593 TREE_CHAIN setting when hard-float.
1594 (mips_va_start): Use corrected setting.
1595 (mips_va_arg): Likewise. Also pass a tree to build of
1596 POSTINCREMENT_EXPR rather than a naked 'int'.
1598 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
1600 * ggc.h (ggc_push_context): Fix comment.
1601 (ggc_pop_context): Likewise.
1602 (mark_string_if_gcable): Likewise.
1603 * ggc-common.c (ggc_mark_rtx_children): Use
1604 ggc_mark_string_if_gcable.
1605 * ggc-page.c (ggc_lookup_page_table): New function.
1606 (ggc_allocated_p): Likewise.
1607 (mark_obj): Fix formatting.
1608 (ggc_mark_string_if_gcable): New function.
1609 * ggc-simple.c (ggc_allocated_strings): New variable.
1610 (ggc_strings_used): Likewise.
1611 (ggc_compare_addresses): New function.
1612 (ggc_pop_context): Pop the `any' memory too.
1613 (ggc_mark_string_if_gcable): New function.
1614 (ggc_collect): Initialize and tear down ggc_allocated_strings.
1616 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
1618 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
1619 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
1620 * rs6000.c (expand_block_move): Match movstrsi_?reg register
1623 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
1625 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
1626 (sched_reg_live_length, sched_reg_basic_block): Delete.
1627 (current_block_num, bb_live_regs, old_live_regs): Delete.
1628 (dead_notes, struct sometimes): Delete.
1629 (sched_note_set, birthing_insn_p): Delete.
1630 (adjust_priority): Gut useless reg lifetime code.
1631 (create_reg_dead_note, attach_deaths): Delete.
1632 (attach_deaths_insn, new_sometimes_live): Delete.
1633 (finish_sometimes_live): Delete.
1634 (find_pre_sched_live, find_post_sched_live): Delete.
1635 (update_reg_usage): Delete.
1636 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
1637 (schedule_insns): Delete reg lifetime code.
1638 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
1639 (unlink_other_notes): Adjust REG_NOTE commentary.
1640 (reemit_notes): Use REG_SAVE_NOTE.
1641 (schedule_block): Likewise.
1642 (schedule_region): Allocate bitmap of blocks in region. Use
1643 count_or_remove_death_notes. Use update_life_info.
1645 * rtl.h (REG_SAVE_NOTE): New.
1646 * rtl.c (reg_note_name): Update.
1648 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
1650 * combine.c (refresh_blocks, need_refresh): New.
1651 (combine_instructions): Allocate refresh_blocks. Invoke
1652 update_life_info if needed.
1653 (distribute_notes): Mark refresh_blocks instead of installing
1655 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
1656 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
1658 * Makefile.in (recog.o): Depend on basic-block.h.
1660 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
1662 * genrecog.c (add_to_sequence): Thinko last change: delete
1663 shadowing allow_const_int variable.
1665 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1667 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
1668 __GNUC__ and __GNUC_MINOR__.
1670 * gansidecl.h: Likewise.
1676 * toplev.h: Likewise.
1682 * varray.c: Likewise.
1684 * varray.h: Likewise.
1686 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1688 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
1689 use one before a jump table.
1691 * rtl.def (ADDRESS): Change documentation to match reality.
1692 * md.texi: Don't document it.
1693 * gmicro.md (load address pattern): Use 'p' constraint, delete use
1696 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
1698 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
1700 * genrecog.c (add_to_sequence): Move allow_const_int test outside
1701 known predicate block; default allow_const_int true.
1702 (debug_decision_list): New.
1704 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
1706 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
1708 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
1710 * gcse.c (gcse_main): Avoid global optimizations if we have a
1711 large number of basic blocks and the ratio of edges to blocks
1713 (delete_null_pointer_checks): Likewise.
1715 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
1717 * c-common.c (check_format_info): Warn if format string isn't a
1720 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1722 * configure.in (arm*-*-*): Don't let autoconf remove brackets
1723 * configure: regenerate
1725 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
1727 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
1728 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
1729 (peepholes): Re-enable.
1731 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
1733 * Makefile.in (flow.o): Depend on TREE_H.
1734 * basic-block.h (REG_SET_EQUAL_P): New.
1737 (free_regset_vector): Remove declaration.
1738 (flow_delete_insn_chain): Declare.
1739 (enum update_life_extent): New.
1740 (update_life_info, count_or_remove_death_notes): Declare.
1741 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
1742 Verify register live at bb->global_live_at_start before adding USE.
1743 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
1744 (CLEAN_ALLOCA): New.
1746 (PROP_*): New flags.
1747 (find_basic_blocks_1): Use alloc_EXPR_LIST.
1748 (clear_edges): Zero n_edges.
1749 (make_edge): Increment n_edges.
1750 (split_edge): Don't allocate bb->local_set. Increment n_edges.
1751 (flow_delete_insn_chain): Export.
1752 (delete_block): Decrement n_edges.
1753 (merge_blocks_nomove): Likewise.
1754 (life_analysis): Give life_analysis_1 PROP flags.
1755 (verify_wide_reg_1, verify_wide_reg): New.
1756 (verify_local_live_at_start): New.
1757 (update_life_info): Rewrite to call into propogate_block.
1759 (mark_regs_live_at_end): After reload, if epilogue as rtl,
1760 always mark stack pointer. Conditionally mark PIC register.
1761 After reload, mark call-saved registers, return regsiters.
1762 (life_analysis_1): Accept PROP flags not remove_dead_code.
1763 Call mark_regs_live_at_end before zeroing regs_ever_live.
1764 Use calculate_global_regs_live. Copy global_live_at_end before
1765 calling final propagate_block. Zero reg_next_use on exit.
1766 (calculate_global_regs_live): New.
1767 (allocate_bb_life_data): Don't allocate bb->local_set.
1768 (init_regset_vector, free_regset_vector): Remove.
1769 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
1770 Test flags before every operation. Warn if prologue/epilogue insn
1771 would have been deleted.
1772 (mark_set_regs, mark_set_1): Accept and use FLAGS.
1773 Use alloc_EXPR_LIST.
1774 (mark_used_regs): Accept and use FLAGS, not FINAL.
1775 Remove special handling for RETURN.
1776 (try_pre_increment): Use alloc_EXPR_LIST.
1777 (dump_flow_info): Dump n_edges.
1778 (unlink_insn_chain, split_hard_reg_notes): Remove.
1779 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
1780 (find_insn_with_note, new_insn_dead_notes): Remove.
1781 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
1782 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
1783 (replace_insns): Remove.
1784 (count_or_remove_death_notes): New.
1785 (verify_flow_info): Abort on error after all checks.
1786 (remove_edge): Decrement n_edges.
1787 (remove_fake_edges): Tweek format.
1788 * haifa-sched.c (schedule_insns): Use split_all_insns.
1789 * output.h (update_life_info): Remove declaration.
1790 * recog.c (split_all_insns): From the corpse of split_block_insns,
1791 do the whole function block by block. Use update_life_info.
1792 (recog_last_allowed_insn): New.
1793 (recog_next_insn): Mind it.
1794 (peephole2_optimize): Set it. Walk backwards through blocks.
1795 Use update_life_info.
1796 * rtl.h (update_flow_info, replace_insns): Remove declarations.
1797 (split_all_insns): Declare.
1798 * toplev.c (rest_of_compilation): Thread prologue before flow2.
1799 Use split_all_insns.
1801 * i386.md (or -1 peep2s): Disable.
1803 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
1805 * config/mips/mips.md (movstrsi+[123]) : Combine these into
1806 a single pattern. Scrap the 'd' versions as unnecessary.
1808 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
1809 tablejump_mips162,tablejump_internal4): The operands to a
1810 label_ref must be VOIDmode.
1812 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1814 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
1816 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1818 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
1820 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1822 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
1823 cache every function if ggc_p.
1825 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1827 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
1828 instead of copy_rtx. Accept sequences that contain asm statements.
1829 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
1830 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
1831 orig_asm_operands_vector, copy_asm_operands_vector,
1832 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
1834 * rtl.h (copy_insn, copy_insn_1): Declare.
1836 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1838 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
1840 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
1841 arguments to `current_file_function_operand'.
1843 * genrecog.c: Include hard-reg-set.h and resource.h in the
1844 generated output file.
1846 * real.c: Include tm_p.h.
1848 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1850 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
1853 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
1855 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
1856 before the fctiwz insn.
1858 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1859 Mark Mitchell <mark@codesourcery.com>
1861 * tree.c (make_lang_type_fn): New funtion pointer.
1862 (make_lang_type): Call it.
1863 * tree.h (make_lang_type): Declare.
1864 (make_lang_type_fn): Likewise.
1865 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
1867 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
1869 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
1870 make sure that HIGH instructions are copied into BASE_REGS.
1872 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
1874 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
1876 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
1878 * c-decl.c (finish_struct): Use simpler method of
1879 removing elements of a singly-linked list.
1881 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
1883 * alpha.md (peephole2's): Comment out peephole2's that generate
1886 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
1888 * genrecog.c (add_to_sequence): Disable mode check for
1891 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1893 * ggc-simple.c (init_ggc): Set empty_string.
1895 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
1897 * configure.in: Detect mmap. Add --with-gc=foo to select
1898 garbage collector; default to page if mmap available.
1899 * Makefile.in (GGC): Substitute.
1901 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
1903 * c-decl.c (ggc_p): Enable.
1905 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1907 * flow.c (verify_flow_info): Make it extern & unconditionally define.
1909 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
1911 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
1912 string for little-endian-data.
1914 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
1916 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
1917 case somebody tries to compile --enable-checking code with gcc
1920 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
1922 * genrecog.c (add_to_sequence): Verify operand to label_ref is
1925 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
1927 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
1928 * jump.c (jump_optimize_1): Document why.
1930 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1932 * collect2.c (scan_prog_file, scan_libraries): Prototype function
1933 pointers and casts for `int_handler' and `quit_handler'.
1935 * flow.c (verify_flow_info, split_hard_reg_notes,
1936 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
1937 remove_edge, remove_fake_successors): Add static prototypes.
1938 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
1939 (mark_set_1): Initialize variable `regno'.
1940 (unlink_insn_chain): Likewise for variable `curr'.
1941 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
1943 * loop.c (strength_reduce): Initialize variable
1944 `unrolled_insn_copies'.
1945 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
1946 prototypes. Change these functions to take const PTR parameters
1947 to avoid prototype conflict when used as the comparson argument
1949 (check_dbra_loop): Initialize variable `comparison_val'.
1951 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
1952 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
1953 (find_valid_class): Initialize variable `best_class'.
1954 (find_reloads): Call memcpy, not bcopy.
1956 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
1957 (hard_reg_use_compare): Don't needlessly cast away const.
1958 (reload_reg_class_lower): Likewise.
1959 (choose_reload_regs): Initialize variable `regno'.
1961 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
1963 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
1965 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
1967 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
1968 ({,d}discard): Add forward declarations. Declare parameter as
1970 (main_without_main): Explicitly declare return type to be int.
1971 (memcpy): Properly declare.
1973 * libgcc2.c (toplevel): If inhibit_libc is defined and not
1974 building the trampoline support, declare malloc, free, and
1976 (__clear_cache): Mark arguments as potentially unused.
1978 * frame.c (toplevel): If inhibit_libc is defined, declare
1981 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
1983 * flow.c (make_edge): Accept an optional 2D bitmap in which
1984 to cache edge existence. Update all callers.
1985 (make_label_edge, make_eh_edge): Pass through the edge cache.
1986 (make_edges): Provide the cache.
1988 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1990 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
1992 (local_mbtowc): Change the type of variable `i' from int to size_t.
1994 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
1995 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
1997 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
1999 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2000 after other includes that define the appropriate types. Include
2001 tm_p.h for getting user prototypes.
2002 * ggc-callbacks.c (toplevel): Ditto.
2003 * ggc-none.c (toplevel): Ditto.
2004 * gcc-page.c (toplevel): Ditto.
2005 * ggc-simple.c (toplevel): Ditto.
2007 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2008 Jonathan Larmour <jlarmour@cygnus.co.uk>
2010 * config/mips/mips.c (mips_move_2words): Split doubles if
2011 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2013 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2015 * genrecog.c (struct decision_test): New.
2016 (struct decision): Remove test-related members, sort the rest by size.
2017 (IS_SPLIT): Simplify.
2018 (new_decision, new_decision_test): New.
2019 (add_to_sequence): Use them. No special handling for args of
2021 (maybe_both_true): Renamed from not_both_true; return sense changed.
2022 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2023 of maybe_both_true and adjusted for decision_test.
2024 (position_merit): Remove.
2025 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2026 (merge_accept_insn): New, broken out of merge_trees.
2027 (merge_trees): Use them. No special case for c_test; no node
2028 splitting; use test type instead of position_merit.
2029 (factor_tests): New.
2030 (simplify_tests): New.
2031 (break_out_subroutines): Don't write code now.
2032 (find_afterward): New.
2033 (write_afterward, write_switch, write_cond): New.
2034 (write_action, is_unconditional): New.
2035 (write_node): New. Use them.
2036 (write_tree_1): Rewrite. Use the new functions above.
2037 (write_tree): Remove afterward processing.
2038 (write_subroutine): Simplify function variant emission.
2039 (write_subroutines): New.
2040 (same_codes, clear_codes): Remove.
2041 (same_modes, clear_modes): Remove.
2042 (write_header): New, broken out of main.
2043 (make_insn_sequence): Use new_decision and new_decision_test.
2044 (process_tree): New, broken out of main.
2045 (main): Adjust for merge_trees interface change.
2046 Don't #define operands in the output file.
2047 (record_insn_name): New, broken out of make_insn_sequence.
2048 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2049 (debug_decision): New.
2051 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2053 * resource.c (find_free_register): Mark class_str argument const.
2054 * resource.h: Update prototype to match.
2056 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2057 * i386.md: Give all anonymous insns names.
2059 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2061 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2064 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2066 * toplev.c (dbr_sched_time): Unconditional.
2067 (peephole2_time): New.
2068 (compile_file): Add pass numbers to all of the dump file suffixes.
2069 Dump peephole2_time. Don't dump times for non-applicable passes.
2070 (rest_of_compilation): Add pass numbers to dump file suffixes.
2071 Conditionalize calls to the scheduler.
2072 * invoke.texi: Update.
2074 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2076 * flow.c (make_edges): Fix insn iteration.
2077 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2078 (find_basic_blocks_1): Fix spelling mistake.
2080 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2082 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2083 always have side-effects. Use memset not bzero.
2084 (make_node): Likewise.
2086 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2088 * stmt.c (expand_anon_union_decl): When any of the elements of the
2089 union is addressable, so is the entire union.
2091 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2093 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2095 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2096 * bitmap.c (bitmap_operation): Return true iff TO changed.
2097 (bitmap_equal_p): New.
2098 (bitmap_bit_p): Tidy arithmetic.
2099 (debug_bitmap_file): Likewise.
2101 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2103 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2104 before cse2 instead of after.
2106 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2108 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2111 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2113 * cppinit.c (is_idchar initializer): Loosen tests to accept
2116 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2118 * mips.md: Define conditional move patterns for floating point
2119 operands and DI mode conditions.
2121 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2123 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2124 always have side-effects.
2126 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2128 * mn10200.c (asm_file_start): Fix typo.
2130 * cppinit.c (is_idchar initializer): Tighten tests for when
2131 to put the table into initialized memory.
2133 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2134 not an array of rtunion.
2135 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2136 * gcc-simple (ggc_free_rtvec): Similarly.
2138 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2141 * mbchar.h: Add missing #endif.
2143 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2144 (FPBIT, DPBIT): Define.
2146 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2148 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2150 * profile.c (instrument_arcs, output_gcov_string,
2151 tablejump_entry_p): Add static prototypes.
2152 (output_gcov_string): Constify a char*.
2154 * regmove.c (replacement_quality, fixup_match_2): Add static
2157 * resource.h (reg_dead_p): Add extern prototype.
2159 * rtl.c (trim_filename): Add static prototype.
2161 * scan-decls.c (skip_to_closing_brace): Likewise.
2163 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2164 (expand_end_case): Initialize variable `range'.
2165 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2167 * varasm.c (asm_emit_uninitialised): Add static prototype.
2168 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2171 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2173 * cpplib.c (if_directive_nameo): Add static prototype.
2175 * cse.c (cse_insn): Remove unused variable `p'.
2177 * except.c (create_rethrow_ref, push_entry,
2178 receive_exception_label, new_eh_region_entry, find_func_region,
2179 clear_function_eh_region, process_nestinfo): Add static prototypes.
2180 (get_reg_for_handler): Hide definition.
2181 (process_nestinfo): Initialize variable `extra_handlers'.
2183 * expr.h (expand_builtin_longjmp): Add extern prototype.
2185 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
2187 * function.c (prepare_function_start): Likewise.
2188 (pop_function_context_from): Mark parameter `context' with
2190 (push_temp_slots_for_block, flush_addressof): Hide definition.
2192 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
2193 solve_program_flow_graph, calculate_branch_probs,
2194 function_summary, main, fancy_abort): Add prototypes.
2196 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
2197 (add_hash): Constify a char*.
2199 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
2200 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
2201 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
2203 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
2205 * lists.c (free_list, zap_lists): Likewise.
2207 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2209 * alias.c (nonlocal_reference_p): Add static prototype.
2211 * bitmap.c (bitmap_element_allocate): Prototype args in function
2214 * builtins.c (stabilize_va_list): Add static prototype.
2215 (expand_builtin_va_arg): Constify a char*.
2217 * c-lex.c (getch, put_back, extend_token_buffer_to,
2218 read_line_number, token_getch, token_put_back): Add static
2221 * c-parse.gperf (hash, is_reserved_word): Likewise.
2223 * cccp.c (is_dir_separator): Likewise.
2225 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2227 * graph.h: New file to prototype functions exported by graph.c.
2229 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
2231 * graph.c: Include graph.h.
2233 * toplev.c: Likewise. Remove redundant prototypes.
2235 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
2237 * invoke.texi: Removed duplicated description for -Q.
2239 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
2241 * extend.texi: Grammar fix in __extension__ text.
2243 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
2245 * md.texi (define_peephole2): New section.
2247 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
2249 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
2250 (mov $-1 to or peepholer): Enable for pentium when optimizing for
2253 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
2255 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
2257 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
2259 * i386.md (ffs expander): Emit Pentium friendly code for
2262 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
2264 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
2268 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2270 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
2272 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
2274 * config/m68k/m68k.c (use_return_insn): Return false if the pic
2277 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2279 * md.texi (No Constraints): Delete section.
2280 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
2281 * final.c (final_scan_insn): We always have register constraints.
2282 * genattrtab.c: Don't include "insn-config.h".
2283 (write_attr_case): We always have register constraints.
2284 * genconfig.c (register_constraint_flag): Delete.
2285 (walk_insn_part): Don't check whether we have register constraints.
2286 (main): Don't write out "#define REGISTER_CONSTRAINTS".
2287 * genoutput.c (have_constraints): Delete.
2288 (main): Don't set it.
2289 (output_operand_data): We always have constraints.
2290 (scan_operands): Likewise.
2291 (compare_operands): Likewise.
2292 * local-alloc.c (block_alloc): We always have constraints.
2293 (requires_inout): Always compile this function.
2294 * recog.c (extract_insn): We always have constraints.
2295 (constrain_operands, reg_fits_class_p): Always compile these
2297 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
2299 (struct insn_operand_data): Likewise.
2300 * regclass.c (regclass): We always have constraints.
2301 (record_reg_classes, copy_cost, record_address_regs,
2302 auto_inc_dec_reg_p): Always compile these functions.
2303 * regmove.c (regmove_optimize): We always have constraints.
2304 * reload.c (find_reloads): Likewise.
2305 * reload1.c (reload): Likewise.
2306 (reload_cse_simplify_operands): Likewise.
2307 * i860.c (output_delay_insn): Likewise.
2309 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
2311 * iris6.h (BUILD_VA_LIST_TYPE): Define.
2313 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2315 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
2316 for the va_list record.
2318 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
2320 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
2323 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
2325 * alias.c: Include insn-flags.h.
2326 * Makefile.in (alias.o): Update.
2328 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
2330 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
2331 to LTU and GEU. Handle more cases using sbb.
2333 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
2335 * i386.md (truncatexfdf splitters): Do not use subreg.
2336 (fop XFmode patterns): Fix mode in operand testing.
2338 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
2340 * jump.c (jump_optimize_1): Amend last change to test only the
2341 form of the operand, not the insn.
2343 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
2344 not register_operand to determine when B may need preloading.
2346 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
2348 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
2349 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
2350 (call-value patterns): Move to end of file.
2351 (*): Remove mode from label_ref in (pc) context.
2352 (movstrqi): Use memory not general_operand for BLKmode operands.
2353 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
2354 to register_operand operands.
2355 (peep2 patterns): Convert from commented-out peephole patterns.
2357 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2359 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
2360 to BUILT_IN_INIT_DWARF_REG_SIZES.
2361 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
2362 Renamed from BUILT_IN_DWARF_REG_SIZE; call
2363 expand_builtin_init_dwarf_reg_sizes.
2364 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
2365 with __builtin_init_dwarf_reg_size_table.
2366 * dwarf2out.c (struct reg_size_range): Delete.
2367 (expand_builtin_init_dwarf_reg_sizes): New function.
2368 (expand_builtin_dwarf_reg_size): Delete.
2369 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
2370 (expand_builtin_dwarf_reg_size): Don't declare.
2371 * libgcc2.c (dwarf_reg_size_table_initialized): New.
2372 (dwarf_reg_size_table): New.
2373 (init_reg_size_table): New function.
2374 (copy_reg): Use dwarf_reg_size_table.
2375 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
2378 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
2380 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
2381 Correctly build argument list to constructor and destructor functions.
2383 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
2385 * c-tree.h (warn_float_equal): Declare.
2386 * c-decl.c (warn_float_equal): Define.
2387 (c_decode_option): Recognize -W[no-]float-equal.
2388 * c-typeck.c (build_binary_op): Conditionally warn
2389 about equality tests of floating point types.
2390 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
2391 * invoke.texi: Add docs for -Wfloat-equal warning.
2393 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
2395 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
2396 generating RTL directly.
2397 * mips.h (INIT_TARGET_OPTABS): Likewise.
2398 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
2400 * expr.h (init_mov_optab): Delete declaration
2402 * h8300.c (WORD_REG_USED): Update to avoid useless register
2403 saves in interrupt functions and functions which never return.
2405 * cse.c (struct set): Delete inner_dest_loc field.
2406 (cse_insn): Remove assignments to inner_dest_loc field.
2408 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
2410 * ggc-page.c: Don't include <unistd.h> etc taken care of
2411 by "system.h". Include <sys/mman.h> afterward.
2413 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
2415 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
2418 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
2420 * xcoffout.c (xcoffout_declare_function): Add documentation.
2421 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
2422 TARGET_64BIT. Compare constant to -1, not bit pattern.
2423 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
2424 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
2427 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
2429 * dwarf2out.c (add_abstract_origin_attribute): Abort if
2431 (gen_inlined_enumeration_type_die): Do not abort if the type has
2432 not been writeen out.
2433 (gen_inlined_structure_type_die): Do not abort if the type has
2434 not been writeen out.
2435 (gen_inlined_union_type_die): Do not abort if the type has
2436 not been writeen out.
2437 (gen_tagged_type_instantiation_die): Do not abort if the type
2438 has not been written out.
2440 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2442 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
2444 * reg-stack.c (straighten_stack): Copy hard reg set with
2447 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
2449 * builtins.c (stabilize_va_list): Stabilize array type va_list
2450 to a pointer type, not the base record type.
2451 (expand_builtin_va_copy): Dereference the pointers explicitly;
2452 use the correct size for the copy.
2454 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
2455 (rs6000_va_arg): Likewise.
2457 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
2459 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
2461 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
2463 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
2465 (DECL_BUILT_IN_CLASS): Adjust accordingly.
2467 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
2469 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
2470 (init_ggc): Use it instead of a constant.
2471 (ggc_collect): Bound allocated_last_gc by it.
2473 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
2475 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
2478 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
2480 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
2481 (mips*-*-openbsd*): Let big endian configuration be a fragment.
2483 * config/mips/openbsd.h: New, OpenBSD little endian target.
2484 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
2485 * config/mips/xm-openbsd.h: New, OpenBSD host.
2487 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
2489 * config/m68k/m68k.c (output_function_prologue,
2490 output_function_epilogue): Use
2491 current_function_uses_pic_offset_table instead of regs_ever_live
2492 to decide whether to save/restore pic register.
2493 (legitimize_pic_address): Don't modify regs_ever_live any more.
2495 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
2497 * function.h (struct function): Add x_dont_save_pending_sizes_p.
2498 * stor-layout.c (variable_size): Don't add sizes to the pending
2499 sizes list if x_dont_save_pending_sizes_p is set.
2501 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
2503 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
2504 for symbolic_operand().
2505 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
2507 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2509 * combine.c (gen_rtx_combine): Add missing call to va_end().
2511 * final.c (asm_fprintf): Likewise.
2513 * genattrtab.c (attr_rtx): Likewise.
2515 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
2517 * cse.c: Update comments.
2518 (cse_insn): When converting a conditional/computed jump into
2519 an unconditional jump, always make sure a BARRIER immediately
2520 follows the converted jump. Do not delete unreachable code.
2521 (cse_basic_block): Do not delete unreachable code.
2522 * toplev.c (rest_of_compilation): Move call to
2523 delete_trivially_dead_insns after the conditional call to
2526 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2528 * collect2.c (make_temp_file): Don't prototype.
2530 * gcc.c (make_temp_file): Likewise.
2532 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
2534 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
2536 * varasm.c (asm_emit_uninitialised): New function: Generate
2537 the assembler statements necessary to declare an uninitialised
2539 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
2541 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
2542 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
2544 (assemble_variable): Use asm_emit_uninitialised to emit an
2545 uninitialised variable.
2547 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
2549 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
2550 constant on a 64 bit host. Patch supplied by Geoffrey Keating
2551 <geoffk@cygnus.com>.
2553 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2555 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
2556 * c-common.h (builtin_function): Don't declare.
2558 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
2560 (pushdecl): Likewise.
2561 (finish_decl): Likewise.
2562 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
2563 int. All callers changed.
2564 Set the builtin's DECL_BUILT_IN_CLASS.
2565 * tree.h (enum built_in_class): New.
2566 (enum built_in_function): Delete NOT_BUILT_IN.
2567 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
2569 (DECL_SET_FUNCTION_CODE): Likewise.
2570 (DECL_BUILT_IN_CLASS): New macro.
2571 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
2572 (struct tree_decl): Split builtin function code field into a
2574 (builtin_function): Declare.
2576 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
2578 * optabs.c (init_traps): Fix typo in last change.
2580 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
2582 * toplev.c (rest_of_decl_compilation): Update comment.
2584 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2586 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
2587 in .sbss if appropriate.
2588 (EXTRA_SECTION_FUNCTIONS): Add sbss.
2589 (SBSS_SECTION_ASM_OP): New macro.
2590 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
2591 (EXTRA_SECTIONS): Add in_sbss.
2592 * config/mips/mips.h: Prototype sbss_section.
2594 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
2596 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
2599 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
2601 * optabs.c (init_traps): Register trap_rtx as a GC root.
2603 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2605 * config/mips/mips.c (function_arg_pass_by_reference): Define
2606 unconditionally, since it's called unconditionally.
2608 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2610 * toplev.c (documented_lang_options): Add -fshort-wchar.
2611 * c-decl.c (c_decode_option): Likewise.
2612 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
2614 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
2615 * gcc.c (default_compilers): If -fshort-wchar,
2616 override __WCHAR_TYPE__.
2617 * tm.texi (C Dialect Options): Add -fshort-wchar.
2619 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
2620 symbol for a variable.
2622 * cpplib.h (CPP_PREPROCESSED): New macro.
2623 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
2624 we're seeing this input for a second time.
2626 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
2628 * emit-rtl.c (init_emit_once): Initialize modes first.
2630 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
2632 * config/i386/i386.c (pic_label_name): Change to char pointer.
2633 (global_offset_table): New variable.
2634 (load_pic_register): Fill global_offset_table if it hasn't
2635 already been done. Allocate pic_label_name dynamically.
2636 * ggc.h (empty_string): New variable.
2637 * ggc-simple.c (empty_string): Likewise.
2638 (init_ggc): Allocate empty_string and add as root.
2639 * stmt.c (digit_strings): New variable.
2640 (init_stmt): Add last_block_end_note as root. Allocate and
2641 initialize digit_strings.
2642 (expand_asm_operands): Use empty_string instead of string
2643 constant. Use digit_strings instead of string constants.
2644 * profile.c (init_arc_profiler): Allocate string with
2645 ggc_alloc_string instead of xmalloc.
2646 (output_func_start_profiler): Likewise.
2647 * c-typeck.c (digest_init): Check if init is error_mark_node.
2649 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
2650 Richard Henderson <rth@cygnus.com>
2652 * ggc-page.c: New file.
2653 * Makefile.in (ggc-page.o): New.
2655 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
2657 * invoke.texi: Document -fdelete-null-pointer-checks
2658 * toplev.c (flag_delete_null_pointer_checks): New.
2659 (f_options): Add entry for -fdelete-null-pointer-checks.
2660 (rest_of_compilation): Conditionalize null pointer check
2661 elimination on flag_delete_null_pointer_checks.
2662 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
2664 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
2666 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
2667 copyright notice and special exception to GPL.
2669 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2671 * abi64.h (mips_function_value): Add prototype arguments.
2673 * mips-protos.h: New file with mips prototypes.
2675 * mips.c: Include "tm_p.h".
2676 (mktemp, lookup_name): Add prototype arguments.
2677 (extern_list, string_constant, mips_fill_delay_slot,
2678 mips_output_external, mips_output_external_libcall,
2679 mips_output_filename, mips_declare_object, function_prologue,
2680 mips_expand_prologue, function_epilogue, mips16_constant,
2681 build_mips16_function_stub, mips_output_conditional_branch):
2683 (mips_va_start): Remove unused variable `u'.
2684 (mips_va_arg): Cast value to unsigned when comparing against one.
2686 (save_restore_insns, mips_expand_prologue): Add missing arg in
2687 call to `large_int'.
2689 * mips.h: Move prototypes to mips-protos.h.
2690 (data_section, memory_address_p, rdata_section,
2691 readonly_data_section, simple_epilogue_p, text_section): Delete
2692 prototypes delcared elsewhere.
2693 (mips_epilogue_delay_slots, print_options): Delete unused decls.
2695 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
2697 * mips.md: Delete extra args in call to `mips_move_2words'.
2699 * xm-iris6.h (alloca): Add prototype argument.
2701 * genpeep.c: Include "tm_p.h" in generated output file.
2703 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2705 * basic-block.h (find_edge_index): Change parameters.
2706 * flow.c (verify_edge_list): Pass basic_block parameters to
2707 find_edge_index instead of integers.
2709 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
2711 * combine.c (simplify_comparison): Use an unsigned shift to adjust
2714 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
2716 * gcc.1: Fix a formatting error.
2718 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2720 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
2721 i786, mn10200, mn10300, pdp11, v850.
2723 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
2725 * libgcc2.c (num_digits): Add prototype with
2726 __attribute__((const)).
2727 (__terminate): Add prototype.
2729 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
2731 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
2733 * alpha/alpha.c (print_operand): Fix type of `code'.
2734 (alpha_output_filename): Constify.
2735 * alpha/alpha.h: Move all function declarations ...
2736 * alpha/alpha-protos.h: ... here. New file.
2737 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
2738 (SECTION_FUNCTION_TEMPLATE): Likewise.
2740 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2742 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
2743 * expr.c (expand_expr): Likewise.
2744 (do_jump): Likewise.
2745 (do_store_flag): Pass ccp_store_flag to can_compare_p.
2746 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
2748 (enum can_compare_purpose): New.
2749 (can_compare_p): Adjust prototype.
2750 (prepare_cmp_insn, prepare_operand): Declare.
2751 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
2752 * optabs.c (cmp_available_p): Deleted.
2753 (expand_abs): Pass ccp_jump to can_compare_p.
2754 (can_compare_p): New arg PURPOSE. Check for combined optabs.
2755 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
2756 Call can_compare_p rather than cmp_available_p.
2757 (prepare_operand): No longer static.
2758 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
2759 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
2760 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
2761 sequence to use emit_cmp_and_jump_insns.
2762 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
2764 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
2766 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
2767 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
2768 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
2769 (plus (reg) (const_int 0))
2770 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
2772 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
2774 * rs6000.c (expand_block_move): DImode loads and stores require
2775 word-aligned displacements. Increment address registers with
2776 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
2778 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
2780 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
2781 is no name for the base type, rather than segfault. If we are
2782 writing out a complex integer type, use DW_ATE_lo_user.
2784 * expr.c (emit_move_insn_1): If we are copying a complex that fits
2785 in one word or less (complex char, complex short, or on 64 bit
2786 systems complex float) to/from a hard register, copy it through
2787 memory instead of dying in gen_{real,imag}part. If we have a
2788 short complex type, prevent inlining since it allocates stack
2791 * tree.c (build_complex_type): If we are writing dwarf2 output,
2792 generate a name for complex integer types.
2794 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2796 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
2797 * flow.c (remove_edge): Remove extra whitespace.
2798 (remove_fake_edges): Fix comment.
2799 (add_noreturn_fake_exit_edges): Use the correct name.
2801 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
2803 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
2804 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
2805 (clean): Depend on INTL_CLEAN.
2806 (maintainer-clean): Adjust.
2808 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2810 * configure.in (AC_PREREQ): Bump to 2.13.
2811 (AC_C_STRINGIZE): Call this instead of using a custom macro.
2813 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
2815 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
2817 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
2819 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
2820 (HAVE_STRINGIZE): Define.
2822 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
2824 * c-parse.in: save and restore warn_pointer_arith on __extension__
2825 along with pedantic.
2826 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
2827 Set the type of extension to itype rather than $<itype>1 kludge.
2828 * extend.texi (Alternate Keywords): Adjust documentation.
2829 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
2831 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
2833 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
2834 most assembler templates.
2836 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
2837 FP loads and stores.
2838 (following_call): Always return zero for the PA8000.
2839 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
2840 FP loads and stores.
2841 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
2843 * pa.h (BRANCH_COST): Define.
2845 * pa.md (return, return_internal): Use bve for PA2.0.
2847 * pa.md (fused multiply): Add variants which reduce height for the
2848 fused multiply, but which still generate 2 insns.
2849 (fnegabs): Similarly.
2851 * pa.md (subsi3): Turn into an expander. Create two anonymous
2852 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
2853 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
2855 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
2857 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
2859 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
2860 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
2862 * regclass.c (init_regs): Add "top_of_stack" as a garbage
2865 * flow.c (record_active_eh_regions): Terminate loop after finding
2866 the last insn in the last basic block.
2868 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2870 * config/c4x/c4x.md: Delete parallel instruction peepholes.
2872 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2874 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
2876 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2878 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
2879 splitting to not use output template.
2881 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2883 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
2884 * config/c4x/c4x.c (c4x_va_start): New function.
2886 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
2888 * genrecog.c (not_both_true): Handle correctly cases when called for
2889 tests with different positions in the insn.
2891 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2893 * machmode.h (HOST_PTR_PRINTF): Move from here ...
2895 * system.h (HOST_PTR_PRINTF): ... to here.
2897 * mips-tfile.c: Don't include machmode.h.
2899 * Makefile.in (MACHMODE_H): New variable. Update to use it.
2900 (mips-tfile.o): Don't depend on machmode.h.
2902 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2904 * haifa-sched.c (sched_analyze): Rename local variable `region' to
2905 avoid conflicts with typedef struct `region' at the top level scope.
2907 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
2909 * basic-block.h (basic_block): Add eh_beg, eh_end.
2910 * flow.c (entry_exit_blocks): Update.
2911 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
2913 (find_basic_blocks_1): Don't record eh_list at each bb. Use
2914 lists.c functions to allocate insn lists.
2915 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
2917 (make_eh_edge): ... here. New.
2918 (move_stray_eh_region_notes): New.
2919 (record_active_eh_regions): New.
2920 (delete_unreachable_blocks): Split out block merging ...
2921 (try_merge_blocks): ... here. New.
2922 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
2923 Dump debugging data.
2924 (merge_blocks_move_successor_nojumps): Likewise.
2925 (merge_blocks): Use eh_beg+eh_end to validate block movement.
2927 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2929 * extend.texi (Bound member functions): Document unbound pmf
2932 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2934 * flow.c (split_edge): Handle insertion on a fallthrough edge which
2935 has the EXIT_BLOCK as a dest.
2937 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2939 * flow.c (remove_edge): New function to remove an edge from the
2941 (remove_fake_successors): New function to remove fake successor edges.
2942 (remove_fake_edges): New function to remove all fake edges from the
2944 (add_fake_exit_edges): New function to add fake edges from all blocks
2945 with no successors to the exit block.
2946 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
2947 prototypes for new functions.
2949 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2951 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
2952 Use Pmode to determine whether to output .dword or .word.
2954 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
2956 * tree.c (built_in_filename): New variable.
2957 (BUILT_IN_FILENAME): New macro.
2958 (init_tree_codes): Allocate built_in_filename.
2959 (make_node): Use built_in_filename instead of string constant.
2961 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
2963 * configure.in: Add fr30 target.
2964 * configure: Regenerate.
2965 * config/fr30: New directory.
2966 * config/fr30/crti.asm: New file.
2967 * config/fr30/fr30.c: New file.
2968 * config/fr30/crtn.asm: New file.
2969 * config/fr30/fr30.h: New file.
2970 * config/fr30/fr30.md: New file.
2971 * config/fr30/lib1funcs.asm: New file.
2972 * config/fr30/t-fr30: New file.
2973 * config/fr30/xm-fr30.h: New file.
2975 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
2977 * flow.c (merge_blocks_move_successor_nojumps): Delete the
2978 BARRIER at the end of the successor, not the BARRIER before
2981 * pa.c (pa_add_gc_roots): Fix thinko in last change.
2983 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
2985 * stmt.c (any_pending_cleanups): Don't crash when
2986 current_function->stmt is unset.
2988 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2990 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
2991 other initializations that may use it for relative offsets.
2993 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2995 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
2996 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
2997 * config/i386/sol2dbg.h: Removed.
2998 * config/i386/sol2gas.h: New file, to enable gas work-around.
2999 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3000 Don't use sol2dbg.h.
3001 * configure: Rebuilt.
3003 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3005 * invoke.texi (-fthis-is-variable): Remove documentation.
3007 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3009 * basic-block.h (compute_bb_for_insn): Declare.
3010 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3011 to use; set size of basic_block_for_insn directly.
3012 (find_basic_blocks): Update.
3014 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3016 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3018 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3020 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3021 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3023 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3025 * c-decl.c (c_decode_option): Extend comment.
3027 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3029 * toplev.c (progname): Make 'const char *'
3030 (flag_print_mem): Move out of main.
3031 (version_flag): Move out of main.
3032 (filename): Move out of main.
3033 (debug_args): Remove g prefix from options.
3034 (documented_lang_options): Remove cpplib specific options.
3035 (display_help): Add g prefix to debug options.
3036 (check_lang_option): Delete this function.
3037 (decode_d_option): New function: Decode -d... option.
3038 (decode_f_option): New function: Decode -f... option.
3039 (decode_W_option): New function: Decode -W... option.
3040 (decode_g_option): New function: Decode -g... option.
3041 (independent_decode_option): New function: Decode a language
3042 independent command line option.
3043 (main): Invoke lang_decode_option and then
3044 independent_decode_option on each command line option in
3047 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3049 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3050 * fold-const.c (fold_range_test): Do not try to fold the range
3051 test if the rhs or lhs has side effects.
3053 * basic-block.h (compute_flow_dominators): Declare.
3055 * gcse.c (alloc_code_hoist_mem): New function.
3056 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3057 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3058 (hoist_code, one_code_hoisting_pass): Likewise.
3059 (gcse_main): If optimizing for size, then hoist expressions
3060 computed in multiple dominated basic blocks.
3062 * gcse.c (invalid_nonnull_info): New function.
3063 (delete_null_pointer_checks): Likewise.
3064 * rtl.h (delete_null_pointer_checks): Declare.
3065 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3067 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3068 (merge-blocks_move_successor_nojumps): Likewise.
3069 (merge_blocks): Allow merging of some blocks, even if it requires
3070 physical movement of the blocks, but not if it requires new jumps.
3072 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3073 Callers and prototype changed.
3074 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3076 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3078 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3079 -YP when both -p and -pg are present. From i386/sol2.h.
3081 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3083 * Makefile.in (distclean): Delete tm_p.h.
3084 * configure.in: Create a new file, "tm_p.h", from a list in
3085 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3086 "i386/i386-protos.h".
3088 * alias.c: Include "tm_p.h".
3089 * c-typeck.c: Likewise.
3090 * calls.c: Likewise.
3092 * emit-rtl.c: Likewise.
3093 * explow.c: Likewise.
3094 * expmed.c: Likewise.
3096 * final.c: Likewise.
3098 * fold-const.c: Likewise.
3099 * function.c: Likewise.
3101 * global.c: Likewise.
3102 * haifa-sched.c: Likewise.
3103 * integrate.c: Likewise.
3105 * local-alloc.c: Likewise.
3107 * optabs.c: Likewise.
3108 * recog.c: Likewise.
3109 * reg-stack.c: Likewise.
3110 * regclass.c: Likewise.
3111 * regmove.c: Likewise.
3112 * reload.c: Likewise.
3113 * reload1.c: Likewise.
3114 * reorg.c: Likewise.
3115 * resource.c: Likewise.
3117 * stor-layout.c: Likewise.
3118 * toplev.c: Likewise.
3120 * unroll.c: Likewise.
3121 * genattrtab.c (main): Make generated file include "tm_p.h".
3122 * genemit.c (main): Likewise.
3123 * genoutput.c (main): Likewise.
3124 * genrecog.c (main): Likewise.
3126 * i386.h: Delete all prototypes.
3127 * i386.c: Include "tm_p.h".
3128 (ix86_attr_length_default): Call constant_call_address_operand
3129 with correct number of arguments.
3130 * i386-protos.h: New file.
3131 * i386.md (unnamed patterns): Call constant_call_address_operand
3132 with correct number of arguments.
3133 (exception_receiver): Call load_pic_register with correct number
3136 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3138 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3140 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3142 * rtl.h (insns_safe_to_move_p): New function.
3143 * loop.c (find_and_verify_loops): Use it.
3144 * rtlanal.c (insns_safe_to_move_p): Define it.
3146 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3148 * c-pragma.c: Include ggc.h.
3149 * Makefile.in (c-pragma.o): Update.
3151 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3153 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3154 (LIB_SPEC): Likewise.
3155 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3156 Reindent -YP/-p/-pg.
3157 Copied from config/sparc/sol2.h.
3159 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3161 * c-pragma.c (mark_align_stack): New.
3163 * c-pragma.h (init_pragma): Declare it.
3164 * c-lex.c (init_parse): Call it.
3166 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3168 * configure.in: Pick up thread library on Solaris/x86 just
3169 like on Solaris/sparc.
3170 * configure: Rebuilt.
3172 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3174 * rtl.h (global_rtx_index): New enum.
3175 (global_rtl): Change to array of rtx.
3176 (pc_rtx, cc0_rtx): Redefine accordingly.
3177 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3178 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3179 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3180 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3181 (const_int_rtx): Change to array of rtx.
3182 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
3184 * emit-rtl.c (global_rtl): Change to array of rtx.
3185 (const_int_rtx): Change to aray of rtx.
3186 (gen_rtx_CONST_INT): Redefine accordingly.
3187 (init_emit_once): Allocate and initialize global_rtl. Likewise
3188 for const_int_rtx. Add both as GC roots.
3189 * genattrtab.c (global_rtl): Update declaration.
3191 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
3193 * Makefile (USER_H): Add iso646.h back.
3195 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
3197 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
3198 zapping the LOG_LINKS of sched_before_next_call.
3200 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
3201 * pa.c (insn_refs_are_delayed): Renamed from
3202 insn_sets_and_refs_are_delayed.
3204 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
3206 * functiion.h (struct function): Add x_whole_function_mode_p.
3207 (retrofit_block): Declare.
3208 * function.c (retrofit_block): New function.
3209 (identify_blocks): Add assertions. Allow an incomplete set of
3210 block notes if we're still generating code for the function.
3211 * integrate.c: Include loop.h.
3212 (expand_inline_function): Call find_loop_tree_blocks to map block
3213 notes to blocks when in whole-function mode. Use retrofit_block
3214 to insert new BLOCKs for the inlined function, rather than
3216 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
3217 * Makefile.in (integrate.o): Depend on loop.h.
3219 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3221 * tree.h (warn_about_unused_variables): Declare.
3222 * stmt.c (warn_about_unused_variables): New function, split out
3224 (expand_end_bindings): Here.
3226 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
3228 * stmt.c (preserve_subexpressions_p): Don't crash when
3229 current_function->stmt is unset.
3231 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
3233 * stmt.c (expand_start_bindings): Allow callers to pass a flag
3234 indicating that no NOTE_INSN_BLOCK_BEG note is required.
3235 (expand_start_target_temps): Use it.
3236 * except.c (expand_eh_region_start_for_decl): Likewise.
3237 * expr.c (expand_expr): Likewise.
3239 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3241 * fold-const.c (operand_equal_p): Pay attention to side effects.
3243 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3245 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
3246 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
3248 * tlink.c (scan_linker_output): Look for keywords before accepting
3249 a mangled name in quotes.
3251 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
3253 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
3254 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
3256 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
3258 * alpha.md: Revert Thu Nov 26 change that came in through the
3259 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
3260 Avoid earlyclobber when possible.
3262 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3264 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
3266 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
3267 Define HAVE_ON_EXIT.
3269 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3271 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
3272 CTYPE_CONV in all ctype macros.
3274 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
3277 * cexp.y (initialize_random_junk): Likewise.
3279 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
3281 * i370.c (handle_pragma): Likewise.
3283 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
3285 * v850.c (override_options): Likewise.
3287 * doprint.c (_doprnt): Likewise.
3289 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
3292 * fixinc/server.c (load_data): Likewise.
3294 * fold-const.c (real_hex_to_f): Likewise.
3296 * genattr.c (write_upcase, gen_attr): Likewise.
3298 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
3299 write_upcase): Likewise.
3301 * genemit.c (print_code): Likewise.
3303 * genopinit.c (gen_insn): Likewise.
3305 * genpeep.c (print_code): Likewise.
3307 * genrecog.c (print_code): Likewise.
3309 * optabs.c (init_libfuncs): Likewise.
3311 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
3313 * haifa-sched.c (sched_analyze): Keep the list of notes organized
3315 (reemit_notes): Likewise.
3317 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
3319 * ggc.h (ggc_root): Move to ggc-common.c.
3321 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
3322 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
3323 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
3324 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
3325 * ggc-common.c (ggc_root): Move from ggc.h.
3326 (roots): Declare, static.
3327 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
3328 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
3329 null or check/set mark bit.
3330 (ggc_mark_roots): New.
3331 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
3333 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
3335 * m32r.c: Include toplev.h.
3336 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
3337 (gen_compare): Rename swap_p to must_swap to match uses.
3338 Add default abort case.
3339 (m32r_output_function_epilogue): Remove unused variables.
3340 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
3341 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
3342 define to empty parameter list. Update all uses.
3343 (predicate decls): Use enum machine_mode not int.
3344 * m32r.md (movsi): Call abort, not fatal_insn.
3345 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
3347 1999-09-14 Andrew Haley <aph@cygnus.com>
3349 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
3350 use $0 instead of 0.
3352 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3354 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
3355 computation out of loop over hard regs.
3357 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
3359 * function.c (identify_blocks): Don't shadow a variable in an
3361 * integrate.c (integrate_decl_tree): Don't use pushlevel,
3362 pushdecl, or poplevel to build up the new BLOCK tree.
3363 (expand_inline_function): Likewise.
3364 (integrate_parm_decls): Likewise.
3366 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
3368 * c-typeck.c (qualify_type): Merge qualifiers from both types.
3370 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
3372 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
3373 * invoke.texi: Document this change.
3375 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
3377 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
3379 (mark_emit_status): Renamed from mark_emit_state.
3380 * except.c (mark_eh_status): Renamed from mark_eh_state.
3381 Check not null before marking.
3382 (free_eh_status): New.
3383 * expr.c (mark_expr_status, free_expr_status): New.
3384 * function.c (free_machine_status): New.
3385 (free_after_parsing): New.
3386 (free_after_compilation): Move bits to free_after_parsing; call
3387 free_eh_status, free_expr_status; zero the marked members of the
3389 (prepare_function_start): No can_garbage_collect.
3390 Call init_eh_for_function.
3391 (expand_dummy_function_end): Free up current_function state.
3392 (mark_function_status): Renamed from mark_function_state.
3393 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
3394 * function.h (struct function): No can_garbage_collect.
3395 (free_machine_status, free_after_parsing): Declare.
3396 (free_eh_status, free_expr_status): Declare.
3397 * ggc.h (mark_expr_status): Declare.
3398 * stmt.c (free_stmt_status): Free the struct.
3399 (mark_stmt_status): Renamed from mark_stmt_state.
3400 (init_stmt): Don't call init_eh.
3401 (init_stmt_for_function): Don't call init_eh_for_function.
3402 * toplev.c (compile_file): Call init_eh.
3403 (rest_of_compilation): Free basic block info before ggc_collect.
3404 Call free_after_parsing; conditionally call free_after_compilation.
3405 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
3406 Check not null before marking.
3407 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
3409 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
3411 * c-lex.c (yylex): Initialize warn.
3413 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
3415 * pa.c (emit_move_sequence): Properly set the mode of the scratch
3416 register when performing secondary reloads for the SAR register.
3418 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
3420 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
3421 (NOTE_BLOCK): New macro.
3422 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
3423 * function.h (identify_blocks): Change prototype.
3424 * function.c (identify_blocks): Simplify.
3425 (reorder_blocks): Likewise.
3426 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
3427 NOTE_INSN_BLOCK_{BEG,END}.
3428 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
3429 the list of saved notes if the note isn't a
3430 NOTE_INSN_BLOCK_{BEG,END}.
3431 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
3433 (reemit_notes): Adjust recreation of notes to reflect new saved
3435 * print-rtl.c (print_rtx): Print the address of the BLOCK when
3436 printing a block note.
3437 * stmt.c (block_vector): Remove.
3438 (find_loop_tree_blocks): Simplify.
3439 (unroll_block_trees): Likewise.
3440 * tree.h (reorder_block): Change prototype.
3442 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
3444 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
3445 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
3446 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
3447 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
3448 (atexit, exit): Simplify.
3449 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
3450 * config/lots: Remove defns of HAVE_ATEXIT.
3452 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
3454 * calls.c (precompute_arguments): Fix typo in comment.
3455 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
3458 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
3460 * dsp16xx.c (override_options): Fix typos in GC root registration.
3462 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
3464 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
3466 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
3467 (FUNCTION_PROFILER): Redefine appropriately for Linux.
3468 (CC1_SPEC): Likewise.
3470 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3472 * genattr.c (main): Add extern prototype. Call return, not exit.
3473 * genattrtab.c (main): Likewise.
3474 * gencheck.c (main): Likewise.
3475 * gencodes.c (main): Likewise.
3476 * genconfig.c (main): Likewise.
3477 * genemit.c (main): Likewise.
3478 * genextract.c (main): Likewise.
3479 * genflags.c (main): Likewise.
3480 * gengenrtl.c (main): Likewise.
3481 * genopinit.c (main): Likewise.
3482 * genoutput.c (main): Likewise.
3483 * genpeep.c (main): Likewise.
3484 * genrecog.c (main): Likewise.
3486 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
3487 * genattrtab.c (get_insn_name): Likewise.
3488 * gencodes.c (get_insn_name): Likewise.
3489 * genconfig.c (get_insn_name): Likewise.
3490 * genemit.c (get_insn_name): Likewise.
3491 * genextract.c (get_insn_name): Likewise.
3492 * genflags.c (get_insn_name): Likewise.
3493 * genopinit.c (get_insn_name): Likewise.
3494 * genpeep.c (get_insn_name): Likewise.
3496 * gencheck.c (usage): Add static prototype.
3497 * genextract.c (print_path): Constify a char*.
3498 * genopinit.c (optabs): Likewise.
3499 * genoutput.c (operand_data, data, output_predicate_decls,
3500 compare_operands): Likewise.
3501 * genrecog.c (write_tree): Add default case in switch.
3503 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3505 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
3507 * print-rtl.c (get_insn_name): Remove prototype.
3509 * toplev.h (progname): Declare const.
3511 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
3512 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
3513 dump_sched_info, dump_local_alloc, regset_release_memory,
3514 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
3515 error_with_file_and_line, error_with_decl, error_for_asm, error,
3516 fatal, warning_with_file_and_line, warning_with_decl, warning,
3517 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
3518 Remove redundant prototypes.
3520 (notice, check_lang_option, report_file_and_line, vnotice,
3521 mark_file_stack): Add static prototype.
3522 (set_fatal_function): Add prototype.
3523 (vnotice, report_file_and_line, set_fatal_function,
3524 check_lang_option): Constify a char*.
3525 (main): Prototype. Call return, not exit.
3527 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3529 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
3531 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
3533 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
3535 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
3537 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3539 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
3540 behave as if it's zero in all cases.
3541 (expand_function_start): Adjust call to assign_parms.
3542 * tree.h (assign_parms): Adjust prototype.
3543 * objc/objc-act.c (hack_method_prototype): Adjust call to
3546 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
3548 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
3549 arg_pointer_rtx fixed if the argument pointer register is
3551 (NONZERO_BASE_PLUS_P): Likewise.
3553 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
3555 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
3556 match_insn2 to match_insn.
3557 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
3559 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
3561 * Makefile.in (USER_H): Remove va-foo.h.
3563 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
3564 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
3565 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
3566 va-spur.h,va-v850.h}: Remove.
3568 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
3570 * sparc/sparc.md (eligible_for_return_delay): New attribute.
3571 (in_return_delay): Use it instead of match_insn.
3573 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3575 * config/alpha/va_list.h (va-alpha.h): Do not include.
3576 (__gnuc_va_list): Typedef as in varargs.h.
3578 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
3580 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
3581 DECL_LIVE_RANGE_RTL.
3583 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
3585 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
3586 not NOTE_BLOCK_NUMBER.
3587 (expand_eh_region_end): Likewise.
3588 (find_exception_handler_labels): Likewise.
3589 (scan_region): Likewise.
3590 (exception_optimize): Likewise.
3591 (update_rethrow_references): Likewise.
3592 (set_insn_eh_region): Likewise.
3593 * final.c (final_scan_insn): Likewise.
3594 * flow.c (make_edges): Likewise.
3595 * integrate.c (expand_inline_function): Likewise.
3596 * print-rtl.c (print_rtx): Likewise.
3598 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
3600 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
3601 terms of builtin functions and types.
3603 * mips.c (mips_build_va_list): New.
3604 (mips_va_start, mips_va_arg): New.
3605 * mips.h (BUILD_VA_LIST_TYPE): New.
3606 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3608 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
3609 (sh_build_va_list, sh_va_start, sh_va_arg): New.
3610 * sh.h (BUILD_VA_LIST_TYPE): New.
3611 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3613 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
3615 * recog.h (struct recog_data): Make dup_num, operand_address_p,
3616 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
3617 (struct insn_data): Likewise with n_operands, n_dups,
3618 n_alternatives, output_format.
3619 * regclass.c (scan_one_insn): Cast n_operands to int before
3620 arithmetic inside comparison.
3622 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
3624 * toplev.c (compile_function): Unconditionally emit nop.
3626 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3628 * haifa-sched.c (actual_hazard): Move declaration of variable
3629 `this_cost' into the scope where it is used.
3631 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3633 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
3634 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
3635 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
3637 * genrecog.c (make_insn_sequence): Call memset, not bzero.
3639 * jump.c (find_insert_position): Don't declare or define unless
3640 !HAVE_conditional_arithmetic.
3641 (returnjump_p_1, delete_prior_computation): Add static prototypes.
3643 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
3645 * recog.c (offsettable_address_p): Prototype function pointer.
3646 (preprocess_constraints): Call memset, not bzero.
3648 * tree.c (tree_node_kind_names): Constify a char*. Make static.
3649 (gcc_obstack_init): Don't declare.
3650 (fix_sizetype): Add static prototype.
3651 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
3652 (tree_cons): Call memset, not bzero.
3654 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
3655 definition in macro ASM_WEAKEN_LABEL.
3656 (mark_const_hash_entry): Add static prototype.
3658 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3660 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
3662 * unroll.c (find_common_reg_term, subtract_reg_term,
3663 loop_find_equiv_value): Add static prototypes.
3664 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
3665 (copy_loop_body): Remove unreachable break statement.
3667 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
3669 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
3671 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3673 Undo some changes from the gcc2 merge:
3674 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
3675 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
3679 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
3680 * emit-rtl.c (gen_lowpart_common): Disable optimization of
3681 initialized float-int union if the value is a NaN.
3683 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
3685 * gthr-win32.h: New file.
3687 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
3688 shared as a valid attribute.
3689 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
3690 * extend.texi: Document `shared' variable attribute.
3692 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
3694 * configure.in: Handle --enable-threads on FreeBSD.
3695 * configure: Rebuit.
3697 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3699 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
3701 * configure: Rebuilt.
3703 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
3704 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
3705 Rosimildo DaSilva <rdasilva@connecttel.com>
3707 * configure.in (m68k-*-rtemscoff*): Added.
3708 * configure.in (mips64orion-*-rtems*): Converted to ELF.
3709 * configure.in (sparc-*-rtemsaout*): Added as alias for old
3710 sparc-rtems configuration.
3711 * configure.in (sparc-*-rtemself*): Added.
3712 * configure.in (sparc-*-rtems*): Now ELF not a.out.
3713 * config/i386/rtems.h: Added comment.
3714 * config/sparc/rtemself.h: New file.
3716 * configure.in (m68k-rtemself): Added.
3717 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
3718 and DWARF_DEBUGGING_INFO.
3719 * config/m68k/crti.s: New file.
3720 * config/m68k/crtn.s: New file.
3721 * config/m68k/t-crtstuff: New file.
3722 * config/m68k/rtemself.h: New file.
3724 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
3725 global ctor/dtor and C++ exception handling.
3726 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
3727 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
3729 * config/i386/t-rtems-i386: New File.
3731 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
3733 * stmt.c (expand_end_case): Return right away if the case stack is
3736 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
3738 * Makefile.in (version.c): Remove rule incorrectly brought in from
3741 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
3743 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
3744 * msdos/top.sed: Take into account a prepended $(SHELL) to
3746 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
3748 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
3750 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3752 * regmove.c (fixup_match_1): Don't change an unchanging register.
3753 (stable_but_for_p): Renamed to:
3754 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
3755 Changed all callers.
3757 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
3759 * loop.c (strength_reduce): Don't call reg_used_between_p if the
3760 insn from BL2 is after the insn from BL.
3762 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
3764 * recog.h (INSN_OUTPUT_FORMAT_*): New.
3765 (struct insn_data): Merge `template' and `outfun' into `output'.
3766 Add `output_format'.
3767 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
3768 (struct data): Remove `outfun'; add `output_format'.
3769 (name_for_index): Remove declaration.
3770 (output_insn_data): Handle output formats.
3771 (process_template): Emit the bare array for @.
3772 (gen_expand, gen_split): Set output_format to NONE.
3773 * output.h (get_insn_template): Declare.
3774 * final.c (get_insn_template): New.
3775 (final_scan_insn): Use it.
3776 * toplev.c (compile_file): Likewise.
3778 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3779 * i860/i860.c (output_delayed_branch): Likewise.
3780 (output_delay_insn): Likewise.
3782 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3784 * rtl.c (obstack_alloc_rtx): Removed.
3786 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
3788 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
3790 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3792 * i386.c (call_insn_operand): Reject const_int.
3793 (expander_call_insn_operand): Use call_insn_operand.
3795 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3797 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
3799 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
3801 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
3802 Use DImode operation.
3804 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
3806 * gcc.c: Include sys/resource.h.
3807 (report_times): New flag.
3808 (execute): If report_times is set, calculate and report the
3809 CPU time consumed by each subprocess.
3811 (rus, prus): New globals.
3812 (option_map): Add --time.
3813 (display_help): Document -time.
3814 (process_command): Set report_times if -time is given.
3815 Turn off -pipe if -time is given.
3817 * invoke.texi: Document new option -time.
3819 * configure.in: Check for getrusage. Check if we have to
3820 prototype getrusage.
3821 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
3822 * configure: Regenerate.
3823 * config.in: Regenerate.
3825 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
3827 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
3830 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
3832 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
3833 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
3834 (nan): Return _thenan_sf or _thenan_df as appropriate.
3835 (L_thenan_sf): Define _thenan_sf.
3836 (L_thenan_df): Define _thenan_df.
3838 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
3839 (DPBIT_FUNCS): Add _thenan_df.
3841 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
3843 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
3846 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3848 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
3851 (lang_specific_driver): Don't take a function pointer parameter.
3852 All callers changed.
3854 * gcc.c: Include gcc.h.
3855 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
3856 lang_specific_extra_outfiles, fatal): Don't declare.
3857 (multilib_defaults_raw): Constify.
3858 (read_specs): Call memset, rather than bzero.
3859 (main): Call return, not exit.
3860 (lookup_compiler): Call memcpy, not bcopy.
3861 (fatal): Make extern.
3863 * cppspec.c: Include gcc.h.
3864 (lang_specific_driver): Initialize variable `quote'. Constify a
3865 char*. All calls to the function pointer parameter now
3866 explicitly call `fatal'.
3868 * gccspec.c (lang_specific_driver): Include gcc.h.
3870 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
3872 * arm.c (note_invalid_constants): Use recog_data.operand_type
3875 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3877 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
3880 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
3881 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3882 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3883 reload_secondary_in_reload, reload_secondary_out_reload,
3884 reload_secondary_in_icode, reload_secondary_out_icode,
3885 reload_reg_rtx, reload_when_needed): Delete declarations.
3886 (struct reload): New structure.
3887 (rld): Declare new array.
3888 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
3889 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3890 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3891 reload_secondary_in_reload, reload_secondary_out_reload,
3892 reload_secondary_in_icode, reload_secondary_out_icode,
3893 reload_reg_rtx, reload_when_needed): Delete definitions.
3895 (whole file): Replace uses of the deleted arrays with uses of rld.
3896 * reload1.c (whole file): Replace uses of the deleted arrays with
3898 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
3899 explicit loops, not with bcopy.
3901 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
3903 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
3904 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
3905 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
3906 insn_name): Delete and consolidate into new structures.
3907 (insn_operand_predicate_fn): New.
3908 (insn_output_fn): New.
3910 (struct insn_operand_data): New.
3911 (struct insn_data): New.
3913 (OUT_FCN): Update for insn_data change.
3914 * builtins.c (expand_builtin_strlen): Likewise.
3915 (expand_builtin_memcmp): Likewise.
3916 * combine.c (make_extraction, simplify_comparison): Likewise.
3917 * cse.c (canon_reg, cse_insn): Likewise.
3918 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
3919 * expmed.c (store_bit_field, extract_bit_field): Likewise.
3920 (emit_store_flag): Likewise.
3921 * expr.c (convert_move, emit_block_move): Likewise.
3922 (clear_storage, emit_push_insn, expand_increment): Likewise.
3923 (do_store_flag): Likewise.
3924 * expr.h (GEN_FCN): Likewise.
3925 (insn_gen_function): Die.
3926 * final.c (final_scan_insn): Update for insn_data change.
3927 (output_asm_name): Likewise.
3928 * function.c (fixup_var_refs_1): Likewise.
3929 * loop.c (check_dbra_loop): Likewise.
3930 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
3931 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
3932 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
3933 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
3934 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
3935 * regmove.c (gen_add3_insn): Likewise.
3936 * reload.c (push_secondary_reload, combine_reloads): Likewise.
3937 (find_reloads, find_reloads_address_1): Likewise.
3938 (debug_reload_to_stream): Likewise.
3939 * reload1.c (emit_reload_insns, gen_reload): Likewise.
3940 * stmt.c (expand_end_case): Likewise.
3941 * toplev.c (compile_file): Likewise.
3943 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3944 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3946 * print-rtl.c (insn_name_ptr): Remove declaration.
3947 (get_insn_name): Declare.
3948 (print_rtx): Use it.
3949 * genoutput.c (insn_name_ptr): Remove.
3950 (next_operand_number): New.
3951 (struct operand_data): New.
3952 (null_operand, odata, odata_end): New.
3953 (struct data): Use struct operand_data.
3954 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
3955 (get_insn_name): Renamed from name_for_index.
3956 (output_prologue): Define NO_MD_PROTOTYPES.
3957 (output_predicate_decls): Break out from output_epilogue.
3958 Iterate over the operands list.
3959 (output_operand_data): Break out from output_epilogue. Emit
3960 just the operands list.
3961 (output_insn_data): Break out from output_epilogue. Emit just
3963 (output_epilogue): Remove.
3964 (output_get_insn_name): New.
3965 (constraints, op_n_alternatives, predicates, address_p): Die.
3966 (modes, strict_low, seen): Die.
3967 (scan_operands): Take new param `d' instead of writing to
3968 seven global variables.
3969 (compare_operands): New.
3970 (place_operands): New.
3971 (validate_insn_alternatives): Update for struct data change.
3972 (gen_insn): Don't zero or copy 7 global arrays. Update for
3973 scan_operands; call place_operands.
3974 (gen_peephole, gen_expand, gen_split): Likewise.
3975 (main): Update for new output routines.
3977 * genattr.c (insn_name_ptr): Remove.
3978 (get_insn_name): New function.
3979 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
3980 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
3981 * genrecog.c: Likewise.
3983 * alpha.md (adddi3): Make `pattern' array static.
3985 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3987 * config/c4x/c4x.h (c4x_rpts_cycles_string,
3988 c4x_cpu_version_string): Constify char *.
3989 * config/c4x/c4x.c (c4x_rpts_cycles_string,
3990 c4x_cpu_version_string): Likewise.
3992 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
3994 * tree.c (save_tree_status): Revert 10 Sep change.
3995 (restore_tree_status): Likewise. Call obstack_free with NULL
3996 before freeing the obstack proper.
3998 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4000 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4002 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4003 surrounding context.
4005 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4007 * tree.c (type_hash_canon): Put all types in the hash-table, when
4010 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4012 * recog.h (struct recog_data, recog_data): New.
4013 (recog_foo variables): Kill.
4014 * recog.c (recog_operand, recog_operand_loc): Kill.
4015 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4016 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4017 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4018 (recog_data): Define.
4019 (extract_insn): Update all recog_foo references to use recog_data.
4020 (preprocess_constraints, constrain_operands): Likewise.
4021 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4022 * genattrtab.c (main): Likewise.
4023 * genextract.c (main): Likewise.
4024 * genoutput.c: Likewise.
4025 * genrecog.c (write_subroutine, main): Likewise.
4026 * local-alloc.c (block_alloc): Likewise.
4027 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4028 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4029 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4030 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4031 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4032 (reload_cse_simplify_operands): Likewise.
4034 * arc/arc.c (arc_final_prescan_insn): Likewise.
4035 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4036 * h8300/h8300.c (notice_update_cc): Likewise.
4037 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4038 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4039 * mn10200/mn10200.c (notice_update_cc): Likewise.
4040 * mn10300/mn10300.c (notice_update_cc): Likewise.
4041 * romp/romp.c (update_cc): Likewise.
4042 * sparc/sparc.c (check_pic): Likewise.
4043 * v850/v850.c (notice_update_cc): Likewise.
4045 * genemit.c (main): Don't declare recog_operand.
4047 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4049 * ggc.h (rtvec_def): Forward declare.
4050 (tree_node): Likewise.
4053 (ggc_set_mark_rtx): Add prototype.
4054 (ggc_set_mark_rtvec): Likewise.
4055 (ggc_set_mark_tree): Likewise.
4056 * ggc-simple.c (ggc_root): Don't define.
4057 (roots): Don't declare.
4058 (ggc_mark_rtx): Remove.
4059 (ggc_mark_rtvec): Likewise.
4060 (ggc_mark_tree): Likewise.
4061 (ggc_mark_varray): Likewise.
4062 (ggc_mark_tree_hash_table_entry): Likewise.
4063 (ggc_mark_tree_hash_table): Likewise.
4064 (ggc_set_mart_rtx): New function.
4065 (ggc_set_mark_rtvec): Likewise.
4066 (ggc_set_mark_tree): Likewise.
4067 (ggc_add_root): Remove.
4068 (ggc_add_rtx_root): Likewise.
4069 (ggc_remove_tree_root): Likewise.
4070 (ggc_add_string_root): Likewise.
4071 (ggc_add_tree_varray_root): Likewise.
4072 (ggc_add_tree_hash_table_root): Likewise.
4073 (ggc_del_root): Likewise.
4074 (ggc_mark_rtx_ptr): Likewise.
4075 (ggc_mark_tree_ptr): Likewise.
4076 (ggc_mark_string_ptr): Likewise.
4077 (ggc_mark_tree_varray_ptr): Likewise.
4078 (ggc_mark_tree_hash_table_ptr): Likewise.
4079 * ggc-common.c: New file.
4080 * Makefile.in (OBJS): Add ggc-common.o.
4081 (ggc-common.o): List dependencies.
4083 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4085 * cppalloc.c (xstrdup): Use memcpy.
4086 * cpperror.c (cpp_print_containing_files): Don't use
4088 * cpplib.c (conditional_skip): Set temp->lineno.
4089 (do_endif): Make error message less obscure.
4090 (if_directive_name): New function.
4091 (cpp_get_token [case EOF]): Unwind the if stack and generate
4092 error messages for each unterminated conditional in this file.
4093 (parse_string): Do not behave differently if -traditional.
4095 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4097 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4098 va_list decomposing to pointer-type.
4099 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4100 (rs6000_va_arg): Likewise.
4102 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4104 * except.c (start_dynamic_handler): Compute size using
4105 STACK_SAVEAREA_MODE.
4107 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4109 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4110 include directory headers. Don't define strrchr. Don't provide
4111 my_* replacement functions. Prefer PTR over `pointer_type'.
4112 Don't prototype system functions. Don't redefine getopt.
4114 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4115 safe_read, safe_write, save_pointers, restore_pointers,
4116 is_id_char, in_system_include_dir, directory_specified_p,
4117 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4118 find_corresponding_lparen, referenced_file_is_newer,
4119 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4120 process_aux_info_file, identify_lineno, check_source,
4121 seek_to_line, forward_to_next_token_char, output_bytes,
4122 output_string, output_up_to, other_variable_style_function,
4123 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4124 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4125 find_static_definition, connect_defs_and_decs, add_local_decl,
4126 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4127 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4128 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4129 scan_for_missed_items, edit_file, string_list_cons): Add static
4131 (standard_exec_prefix, target_machine, target_version,
4132 default_syscalls_dir, string_list, string_list_cons, find_file,
4133 do_cleaning): Constify a char*.
4134 (safe_read, safe_write): Use PTR, not a char*.
4135 (is_id_char): Take an int, not a char.
4136 (main): Add prototype. Call return, not exit.
4138 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4140 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4141 when comparing types.
4143 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4145 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4146 (strength_reduce): Release the varrays from the no-bivs early exit.
4148 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4149 the loop over the registers.
4151 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4153 (restore_tree_status): Check that instead when freeing the obstack.
4155 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4157 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4160 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4162 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4163 operand size modifiers.
4165 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4167 * c-common.c (c_common_nodes_and_builtins): Don't build
4169 * c-common.h (enum c_tree_index and related accesor macros): Remove
4170 everything now declared in tree.h.
4171 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4172 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4173 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4174 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4175 unsigned_type_node, ptr_type_node, va_list_type_node,
4176 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4177 (init_decl_processing): Call build_common_tree_nodes and
4178 build_common_tree_nodes_2 instead of building their nodes here.
4179 Don't add roots for these nodes.
4180 * stor-layout.c (size_zero_node, size_one_node): Delete.
4181 (set_sizetype): Make a new node for bitsizetype each time.
4182 * tree.c (global_trees): New variable.
4183 (init_obstacks): Add a gc root for it.
4184 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4185 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
4186 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
4187 (build_common_tree_nodes): New function.
4188 (fix_sizetype): New function.
4189 (build_common_tree_nodes_2): New function.
4190 * tree.h (enum tree_index): New.
4191 (global_trees): Declare.
4192 Add accessor macros for all nodes now moved to global_trees.
4193 Delete their declarations.
4195 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
4197 * c-decl.c (finish_function): When processing a nested function,
4198 push and pop GC context around rest_of_compilation.
4200 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
4202 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
4203 Default ix86_arch to PROCESSOR_I386.
4204 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
4205 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
4206 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
4207 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
4208 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
4209 (EXTRA_SPECS): Remove deleted specs.
4211 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
4213 * function.c (assign_stack_local_1): Allocate from
4214 function->x_frame_offset, not frame_offset.
4216 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
4218 * ggc.h (lang_cleanup_tree): Remove.
4219 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
4220 * ggc-callbacks.c (lang_cleanup_tree): Remove.
4222 * c-decl.c (finish_struct): Use ggc_alloc to allocate
4223 TYPE_LANG_SPECIFIC when garbage collecting.
4224 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
4225 (lang_cleanup_tree): Remove.
4227 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4229 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
4230 * crtstuff.c: Not here.
4231 * dwarf2out.c: Or here.
4232 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
4235 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
4237 * function.h (free_after_compilation): Remove decl parameter.
4238 (free_varasm_status0: Likewise.
4239 (free_emit_status): Likewise.
4240 (free_stmt_status): Likewise.
4241 (free_after_compilation): Likewise.
4242 (init_lang_status): New variable.
4243 (free_lang_status): Likewise.
4244 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
4245 * function.c (init_lang_status): New variable.
4246 (free_lang_status): Likewise.
4247 (push_function_context_to): Don't set function::decl here.
4248 (free_after_copmilation): Make decl parameter implicit. Call
4249 free_lang_status if defined.
4250 (prepare_function_start): Call init_lang_status if defined.
4251 (init_function_start): Set function::decl here.
4252 * profile.c (output_func_start_profiler): Don't call pushdecl
4253 until we've actually started the function.
4254 * stmt.c (free_stmt_status): Make decl parameter implicit.
4255 * toplev.c (rest_of_compilation): Don't pass decl to
4256 free_after_compilation.
4257 * varasm.c (free_varasm_status): Likewise.
4259 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4261 * except.c (call_get_eh_context): Add root when allocating static
4264 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
4266 * arm.c: Include "ggc.h".
4267 (arm_add_gc_roots): New function.
4268 (arm_override_options): Call it.
4269 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
4271 * arm.md (define_asm_attributes): Add a pool_range attribute.
4273 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
4275 * extend.texi (Volatiles): New node.
4277 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
4279 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
4280 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
4281 (struct ggc_any): Replace `mark' with `magic_mark'.
4282 (ggc_alloc_string): Use memcpy, not bcopy.
4283 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
4284 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
4285 (ggc_free_any): New.
4286 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
4287 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
4288 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
4289 Use IS_MARKED. Use ggc_free_any.
4291 1999-09-09 Scott Bambrough <scottb@netwinder.org>
4293 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
4295 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
4297 * toplev.c (main): Always init_ggc.
4299 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
4301 * except.c (find_all_handler_type_matches): Free the list if
4302 we found no matches.
4304 * combine.c (SUBST): Break out to a real function do_SUBST.
4305 (SUBST_INT): Likewise.
4306 * gcse.c (free_pre_mem): Free `temp_bitmap'.
4307 (pre_insert): Free `inserted'.
4308 * loop.c (basic_induction_var): Always set `location'.
4310 * function.c (expand_function_end): Add initial_trampoline as a root.
4311 * rtl.h (init_varasm_once): Declare.
4312 * toplev.c (compile_file): Call it.
4313 * ggc-simple.c (ggc_mark_string_ptr): New.
4314 (ggc_add_string_root): New.
4315 (ggc_collect): Disable collection avoidance temporarily.
4316 * ggc.h (ggc_add_string_root): Declare.
4317 * except.c (create_rethrow_ref): Use ggc_alloc_string.
4318 * optabs.c (init_libfuncs): Likewise.
4319 * varasm.c (named_section): Use ggc_alloc_string.
4320 (make_function_rtl): Likewise.
4321 (make_decl_rtl): Likewise.
4322 (assemble_static_space): Likewise.
4323 (assemble_trampoline_template): Likewise.
4324 (output_constant_def): Likewise.
4325 (force_const_mem): Likewise.
4326 (mark_const_hash_entry): New.
4327 (mark_pool_sym_hash_table): New.
4328 (mark_varasm_state): Use it.
4329 (init_varasm_once): New.
4331 * expr.h (init_one_libfunc): Declare.
4332 * optabs.c (init_one_libfunc): New.
4333 (init_optabs): Use it.
4334 * config/gofast.h: Likewise.
4335 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
4336 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
4338 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4340 * Makefile.in (cppexp.o): Depend on cpphash.h.
4341 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
4343 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
4344 * cpplib.c (do_define): Generalise to handle poisoned definitions,
4345 redefining poisoned identifiers, etc.
4346 (do_undef): Don't allow poisoned identifiers to be undefined.
4347 (do_pragma): Add #pragma poison.
4348 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4350 * cccp.c: Add T_POISON node type.
4351 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
4353 (do_define): Generalise to handle poisoned definitions,
4354 redefining poisoned identifiers, etc.
4355 (do_undef): Don't allow poisoned identifiers to be undefined.
4356 (do_pragma): Add #pragma poison.
4357 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4359 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
4360 * c-pragma.h: Add ps_poison state. We now always have generic
4363 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
4365 * ggc.h (ggc_alloc): New function.
4366 (ggc_mark): Likewise.
4367 * ggc-simple.c (ggc_any): New structure.
4368 (ggc_status): Add anys.
4369 (n_anys_collected): New variable.
4370 (ggc_alloc): Define.
4371 (ggc_mark): Likewise.
4372 (ggc_collect): Collect the anys.
4374 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4376 * c-decl.c (mark_binding_level): Make static to match prototype.
4378 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
4380 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
4382 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
4384 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
4385 will use into account. Expand the max width to 5.
4388 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
4390 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
4393 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
4395 * alpha.md (call value patterns): Remove the result predicates.
4397 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
4399 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
4402 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4404 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
4405 changed from extern char *, to extern PTR. Also fix typo in
4406 NEED_DECLARATION_REALLOC test.
4408 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
4410 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4412 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
4413 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
4414 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
4415 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
4417 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
4419 * cccp.c (pcfinclude): Likewise.
4421 * global.c (allocno_compare): Likewise.
4423 * haifa-sched.c (rank_for_schedule): Likewise.
4425 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
4427 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
4429 * stupid.c (stupid_reg_compare): Likewise.
4431 * tree.c (_obstack_allocated_p): Likewise.
4433 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
4435 1999-09-08 Bruce Korb autogen@linuxbox.com
4437 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
4438 why "gperf -F" fails.
4439 * gcc/cp/Makefile.in: ditto
4440 * gcc/Makefile.in: ditto
4441 * gcc/java/Makefile.in: ditto
4443 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
4445 * lists.c: Include ggc.h.
4447 (init_EXPR_INSN_LIST_cache): Install it.
4449 * ggc-simple.c (init_ggc): Absorb the old init.
4450 (ggc_push_context): Use xcalloc.
4451 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
4452 (ggc_collect): Add [rvts] tags to the collection stats.
4454 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
4456 * cccp.c (main): Fix handling of -include and -imacros options.
4458 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
4460 * cpplib.c (cpp_push_buffer): Fix order of arguments.
4462 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4464 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
4467 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4469 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
4470 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
4471 and SET_DEST. Update comment.
4473 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4475 * config/c4x/c4x.c: Include ggc.h.
4476 (c4x_add_gc_roots): New function.
4477 (c4x_override_options): Call c4x_add_gc_roots.
4479 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
4481 * defaults.h (TARGET_ESC): Move ...
4482 * system.h: ... here, where Linas had it in the first place. Silly me.
4484 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
4486 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
4487 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
4488 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
4489 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
4490 * defaults.h (TARGET_ESC): Add default.
4492 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
4494 * configure.in: add i370-*-openedition, i370-*-mvs and
4495 i370-*-linux targets
4497 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
4499 * dsp16xxx.c: Include ggc.h
4500 (override_options): Mark GC roots.
4501 * mn10200.c: Include ggc.h.
4502 (asm_file_start): Mark GC roots.
4503 * tahoe.c: Include ggc.h.
4504 (extensible_operand): Mark GC roots.
4506 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
4508 * README: Add section discussing status of ELF ABI.
4509 * i370.c: Fix misc spelling mistakes.
4510 (i370_label_scan): Updated notes, exception handling.
4511 (i370_function_prolog): Simplify ELF stack handling.
4512 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
4513 (STACK_GROWS_DOWNWARD): ELF stack grows down.
4514 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
4515 * i370.md: (movdi): Add notes.
4516 (floatsidf2): Use stack not rtca for scratch float area.
4517 (iorsi3): Correct operand constraints.
4518 * x-oe: Restore TAROUTOPTS which are used by pax.
4520 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
4522 * rs6000.c: Include ggc.h.
4523 (rs6000_add_gc_roots): New function.
4524 (override_options): Call it.
4526 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
4528 * alpha.h (alpha_compare): New.
4529 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
4530 * alpha.c: Likewise for the definitions.
4531 (alpha_emit_conditional_branch): Update for alpha_compare.
4532 (alpha_emit_conditional_move): Likewise.
4533 * alpha.md (cmpdf, cmpdi): Likewise.
4534 (setcc patterns): Likewise. Zero alpha_compare after use.
4535 (sne): Optimize (x != 0) into (0U < x).
4537 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
4539 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
4540 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
4541 (INIT_EXPANDERS): Remove.
4542 * alpha.c: Include ggc.h.
4543 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
4544 (alpha_init_machine_status, alpha_mark_machine_status): New.
4545 (override_options): Install them.
4546 (struct machine_function): Moved to alpha.h.
4547 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
4548 (alpha_init_expanders): Remove.
4549 (alpha_return_addr): Adjust to use current_function->machine.
4550 (alpha_ra_ever_killed): Likewise.
4551 (alpha_expand_epilogue): Likewise.
4552 * alpha.md (eh_epilogue): Likewise.
4554 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
4555 Melissa O'Neill <oneill@cs.sfu.ca>
4556 Geoffrey Keating <geoffk@cygnus.com>
4558 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
4559 call-used registers (call-saved registers must still be contiguous
4560 and end with r31, of course).
4562 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
4564 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
4565 (self_promoting_type_p): Delete.
4566 (self_promoting_args_p): Move ...
4567 * c-common.c: ... here.
4568 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
4569 (simple_type_promotes_to): New.
4570 * builtins.c (lang_type_promotes_to): New.
4571 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
4572 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
4573 * c-common.h: ... here.
4574 (self_promoting_args_p, simple_type_promotes_to): Declare.
4575 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
4576 (grokdeclarator): Likewise.
4577 * tree.h (lang_type_promotes_to): Declare.
4579 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
4581 Add some machine-dependent GC roots.
4582 * sparc.c: Include ggc.h.
4583 (sparc_add_gc_roots): New function.
4584 (mark_ultrasparc_pipeline_state): Likewise.
4585 (override_options): Call sparc_add_gc_roots.
4586 * pa.c: Include ggc.h.
4587 (pa_add_gc_roots): New function.
4588 (mark_deferred_plabels): Likewise.
4589 (override_options): Call pa_add_gc_roots.
4590 * mips.c: Include ggc.h.
4591 (mips_add_gc_roots): New function.
4592 (override_options): Use it.
4594 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4596 * cpperror.c (cpp_file_line_for_message): Constify a char*.
4598 * cppexp.c (parse_number, parse_charconst, cpp_lex,
4599 cpp_parse_expr): Add static prototypes.
4600 (parse_charconst): Don't cast away const-ness.
4601 (token): Constify a char*.
4603 * cppfiles.c (file_name_list, include_hash, find_include_file,
4604 finclude, initialize_input_buffer): Constify a char*.
4605 (file_cleanup, find_position): Add static prototypes.
4607 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
4608 collect_expansion): Add static prototypes.
4609 (cpp_install, create_definition, monthnames): Constify a char*.
4611 * cpphash.h (cpp_install): Likewise.
4613 * cppinit.c (known_suffixes, default_include,
4614 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
4615 (base_name, dump_special_to_buffer, initialize_dependency_output):
4616 Add static prototypes.
4618 * cpplib.c (my_strerror): Constify a char*.
4619 (null_underflow, null_cleanup, skip_comment, copy_comment,
4620 copy_rest_of_line, handle_directive, pass_thru_directive,
4621 get_directive_token, read_line_number, cpp_print_file_and_line,
4622 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
4623 v_cpp_warning_with_line, detect_if_not_defined,
4624 consider_directive_while_skipping): Add static prototypes.
4625 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
4626 cpp_pedwarn_with_file_and_line): Constify a char*.
4628 * cpplib.h (cpp_options, include_hash, progname, definition,
4629 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
4630 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
4631 find_include_file, deps_output, include_hash): Constify a char*.
4633 * cppmain.c (progname): Constify.
4634 (main): Add prototype. Use return, not exit.
4636 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
4637 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
4638 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
4639 check_protection): Add static prototype.
4641 (progname, recognized_macrom, recognized_extern): Constify a char*.
4642 (main): Add prototype.
4644 * gen-protos.c (progname): Constify a char*.
4646 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
4648 * emit-rtl.c (free_emit_status): Take decl as a parameter.
4649 (init_emit_once): Add more GC roots.
4650 * except.c (mark_func_eh_entry): New function.
4651 (mark_eh_node): Mark false_label and rethrow_label.
4652 (init_eh): Add more GC roots.
4653 * function.c (free_after_compilation): Take decl as a paramter.
4654 Call free_stmt_status.
4655 (mark_function_state): Don't assume x_parm_reg_stack_loc is
4657 * function.h (free_after_compilation): Change prototype.
4658 (free_varasm_status): Likewise.
4659 (free_emit_status): Likewise.
4660 (free_stmt_status): New function.
4661 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
4662 Remove, replacing with ...
4663 (ggc_status): New structure.
4664 (ggc_chain): New variable.
4666 (ggc_push_context): New function.
4667 (ggc_pop_context): Likewise.
4668 (ggc_alloc_rtx): Adjust for use of ggc_chain.
4669 (ggc_alloc_rtvec): Likewise.
4670 (ggc_alloc_tree): Likewise.
4671 (ggc_alloc_string): Likewise.
4672 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
4673 (ggc_mark_tree): Give language-dependent code a chance to mark
4675 (ggc_mark_tree_varray): Handle empty arrays.
4676 (ggc_collect): Adjust for use of ggc_chain. Clear
4677 bytes_alloced_since_last_gc.
4678 * ggc.h (ggc_pop_context): New function.
4679 (ggc_push_context): Likewise.
4680 * print-tree.c (print_node): Don't print obstacks when GC'ing.
4681 * stmt.c (free_stmt_status): New function.
4682 (init_stmt_for_function): Clear last_expr_value.
4683 * toplev.c (rest_of_compilation): Always call free_after_compilation.
4684 Conditionalize call to ggc_collect.
4685 (main): Call init_ggc.
4686 * tree.c (push_obstacks): Do the push, even when GC'ing.
4687 (push_obstacks_nochange): Likewise.
4688 (pop_obstacks): Liekwise.
4689 * varasm.c (free_varasm_status): Take decl as a parameter.
4691 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
4693 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
4694 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
4695 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
4696 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
4698 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
4700 * pa/x-pa-mpeix: New file for the MPE port.
4702 * pa/quadlib.asm: New file for long double support.
4704 * configure.in: Add hppa1.0-*-mpeix for MPE port.
4705 * configure: Rebuilt.
4707 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
4709 * final.c (shorten_branches): Fix last change.
4711 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
4713 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
4715 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
4717 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
4720 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4722 * c-aux-info.c (concat): Don't define.
4724 * cccp.c (my_strerror): Likewise. All callers changed to use
4726 (do_include): Call xstrdup, not xmalloc/strcpy.
4727 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
4728 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
4730 * collect2.c (my_strsignal): Likewise. All callers changed to use
4732 (locatelib): Call xstrdup, not xmalloc/strcpy.
4734 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
4736 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
4738 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
4740 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
4742 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
4744 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
4746 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
4748 (find_all_handler_type_matches): Likewise. Don't check return
4750 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
4751 xmalloc, not malloc.
4752 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
4754 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
4755 (init_spec): Call xcalloc, not xmalloc/bzero.
4756 (set_spec): Call xstrdup, not save_string.
4757 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
4758 (find_a_file): Call xstrdup, not xmalloc/strcpy.
4759 (process_command): Call xstrdup, not save_string.
4760 (main): Call xcalloc, not xmalloc/bzero.
4762 * gcov.c (xmalloc): Don't define.
4763 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
4764 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
4765 (output_data): Call xcalloc, not xmalloc/bzero.
4767 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
4769 * mips-tdump.c (xmalloc): Don't define.
4770 (print_symbol): Call xmalloc, not malloc.
4771 (read_tfile): Call xcalloc, not calloc.
4773 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
4774 Don't define. All callers of xfree/my_strsignal changed to use
4775 free/strsignal instead.
4776 (allocate_cluster): Call xcalloc, not calloc.
4778 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
4779 Fix memory leak, free allocated memory.
4781 * prefix.c (translate_name): Call xstrdup, not save_string.
4782 (update_path): Likewise.
4784 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
4786 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
4787 Don't define. Callers of xfree/savestring2 changed to use
4788 free/concat instead.
4790 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
4791 (init_elim_table): Likewise.
4793 * resource.c (init_resource_info): Likewise.
4795 * stupid.c (stupid_life_analysis): Likewise.
4797 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
4798 (open_dump_file): Call concat, not xmalloc/strcpy/...
4799 (clean_dump_file): Likewise.
4800 (compile_file): Call xstrdup, not xmalloc/strcpy.
4802 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
4804 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
4805 * v850.c (v850_va_arg): New.
4807 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4809 * haifa-sched.c: Tidy comments.
4811 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4813 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
4814 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
4815 $(out_object_file)): Depend on ggc.h.
4816 * c-common.c: Include "ggc.h".
4817 (combine_strings): If doing GC, use ggc_alloc_string.
4818 * c-decl.c: Include "ggc.h".
4819 (ggc_p): Define with value 0.
4820 (mark_binding_level): New function.
4821 (init_decl_processing): Add GC roots.
4822 (mark_c_function_context): New function.
4823 (lang_mark_false_label_stack): New function.
4824 (lang_mark_tree): New function.
4825 (lang_cleanup_tree): New function.
4826 * c-lang.c: Include "ggc.h".
4827 (lang_init): Call c_parse_init.
4828 * c-lex.c: Include "ggc.h".
4829 (check_linenum): If doing GC, don't copy filenames to permanent
4831 * c-parse.in: Include "ggc.h".
4832 (c_parse_init): New function.
4833 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
4834 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
4836 * except.c (mark_eh_state): Mark more state.
4837 * function.c (mark_function_state): Likewise.
4838 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
4839 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
4840 * toplev.c (mark_file_stack): New function.
4841 (compile_file): If doing GC, use ggc_alloc_string on input filename.
4842 (main): Add root for input_file_stack.
4844 * i386.c: Include "ggc.h".
4845 (ix86_mark_machine_status): New function.
4846 (override_options): Set mark_machine_status.
4848 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4850 * tree.c (copy_node): Copy node contents also if doing GC.
4852 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4854 * collect2.c (scan_libraries): Fix double-thinko :-).
4856 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
4858 * collect2.c (scan_libraries): Fix thinko.
4860 * cse.c (delete_trivially_dead_insns): Do not skip the last
4861 insn if it is a real insn.
4863 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
4865 * Makefile.in (ggc-simple.o): Depend on hash.h.
4866 * ggc.h (ggc_add_tree_hash_table_root): Declare.
4867 (ggc_mark_tree_varray): Likewise.
4868 (ggc_mark_tree_hash_table): Likewise.
4869 * ggc-simple.c: Include hash.h.
4870 (ggc_mark_tree_hash_table_ptr): New function.
4871 (ggc_mark_tree_hash_table_entry): Likewise.
4872 (ggc_mark_tree_hash_table): Likewise.
4873 (ggc_add_tree_hash_table_root): Likewise.
4874 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
4875 rtx, when defining fields.
4877 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4879 * profile.c (output_func_start_profiler): Remove apparently
4880 nonsensical call to start_sequence.
4882 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
4884 * clipper/clipper.c (clipper_va_start): Fix typos.
4886 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
4887 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
4888 (spur_va_arg): New stub.
4890 * configure.in: Comment out pyramid.
4892 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
4894 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
4895 don't conflict with the bits that win32, cygwin, and dgux
4898 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
4899 Bernd Schmidt <bernds@cygnus.co.uk>
4901 * integrate.c (function_cannot_inline_p): Do not inline
4902 functions with forced labels.
4904 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
4905 Bernd Schmidt <bernds@cygnus.co.uk>
4906 Mark Mitchell <mark@codesourcery.com>
4908 * Makefile.in (ggc-simple.o): Depend on varray.h.
4909 (rtl.o): Depend on ggc.h.
4910 (genattrtab.o): Depend on ggc.h.
4911 (print-tree.o): Likewise.
4912 (fold-const.o): Likewise.
4913 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
4914 (make_insn_raw): Don't cache insns when GC'ing.
4915 (emit_insn_before): Likewise.
4916 (emit_insn_after): Likewise.
4917 (emit_insn): Likewise.
4918 (start_sequence): Use xmalloc to allocate the sequence_stack.
4919 (end_sequence): Add free to free it.
4920 (gen_sequence): Don't cache insns when GC'ing.
4921 (clear_emit_caches): Don't use sequence_element_free_list.
4922 (init_emit): Use xcalloc, not xmalloc+bzero.
4923 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
4924 * function.c (pop_function_context_from): Use free to free the
4925 fixup_var_refs_queue.
4926 (put_reg_into_stack): Allocate it with xmalloc.
4927 * genattrtab.c: Include ggc.h.
4928 (operate_exp): Don't use obstack_free when GC'ing.
4929 (simplify_cond): Likewise.
4930 (simplify_text_exp): Likewise.
4931 (optimize_attrs): Likewise.
4932 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
4934 (gencode): Generate a #include for ggc.h.
4935 * ggc-callbacks.c (ggc_p): Define it to zero.
4936 * ggc-none.c (ggc_p): Likewise.
4937 * ggc-simple.c: Include varray.h.
4938 (ggc_mark_tree_varray): New function.
4939 (ggc_add_tree_varray_root): Likewise.
4940 (ggc_mark_tree_varray_ptr): Likewise.
4941 * ggc.h (ggc_p): Declare.
4942 (varray_head_tag): Likewise.
4943 (ggc_add_tree_varray_root): Declare.
4944 * print-tree.c (print_node): Don't check for TREE_PERMANENT
4945 inconsistencies when GC'ing.
4946 * rtl.c: Include ggc.h.
4947 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
4948 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
4949 (rtx_free): Don't call obstack_free when GC'ing.
4950 * toplev.c (rest_of_compilation): Call ggc_collect after every
4952 * tree.c (push_obstacks): Do nothing, if GC'ing.
4953 (pop_obstacks_nochange): Likewise.
4954 (pop_obstacks): Likewise.
4955 (make_node): Use ggc_alloc_tree when GC'ing.
4956 (copy_node): Likewise.
4957 (get_identifier): Use ggc_alloc_string when GC'ing.
4958 (build_string): Likewise.
4959 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
4960 (tree_cons): Likewise.
4962 (type_hash_canon): Don't call obstack_free when GC'ing.
4964 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
4966 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
4967 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
4969 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
4970 Bernd Schmidt <bernds@cygnus.co.uk>
4971 Mark Mitchell <mark@codesourcery.com>
4973 * Makefile.in (stor-layout.o): Depend on ggc.h.
4974 (expr.o): Depend on ggc.h.
4975 (profile.o): Depend on ggc.h.
4976 (stor-layout.o): Depend on ggc.h.
4977 * emit-rtl.c (init_emit_once): Add gc roots.
4978 * expr.c: Include ggc.h.
4979 (emit_block_move): Add gc roots.
4980 (clear_storage): Likewise.
4981 * expr.h (init_stor_layout_once): New function.
4982 * profile.c: Include ggc.h.
4983 (init_arc_profiler): profiler_label is a root.
4984 * scan.c (make_sstring_space): Trust xrealloc to function
4985 correctly with first parameter NULL.
4986 * stor-layout.c: Include ggc.h.
4987 (set_sizetype): Add gc root.
4988 (init_stor_layout_once): New function.
4989 * toplev.c (compile_file): Call it.
4991 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
4992 Bernd Schmidt <bernds@cygnus.co.uk>
4993 Mark Mitchell <mark@codesourcery.com>
4995 * Makefile.in (tree.o): Depend on ggc.h.
4996 (varasm.o): Likewise.
4997 (function.o): Likewise.
4999 (except.o): Likewise.
5000 (optabs.o): Likewise.
5001 (emit-rtl.o): Likewise.
5002 * emit-rtl.c: Include ggc.h.
5003 (sequence_element_free_list): Remove, and all references.
5004 (mark_sequence): New functions.
5005 (mark_emit_state): New function.
5006 * except.c: Include ggc.h.
5007 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5008 (mark_tree_label_node): New functions.
5009 (mark_eh_state): New function.
5010 * function.c: Include ggc.h.
5011 (mark_temp_slot, mark_function_chain): New functions.
5012 (mark_function_state): New function.
5013 (init_function_once): New function.
5014 * function.h (init_function_once): New function.
5015 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5016 * ggc.h (label_node): Declare.
5017 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5018 (lang_mark_false_label_stack): New function.
5019 (mark_temp_slot): Remove declaration.
5020 (mark_function_chain): Likewise.
5021 (mark_eh_state): Adjust prototype.
5022 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5024 * optabs.c: Include ggc.h.
5025 (mark_optab): New function.
5026 (init_optabs): Add gc roots.
5027 * stmt.c: Include ggc.h.
5028 (mark_cond_nesting, mark_loop_nesting): New functions.
5029 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5030 (mark_stmt_state): New function.
5031 * toplev.c (compile_file): Call init_function_once.
5032 * tree.c: Include ggc.h.
5033 (type_hash): Move declaration earlier in file.
5034 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5035 (init_obstacks): Add gc roots.
5036 (mark_type_hash): New function.
5037 * varasm.c: Include ggc.h.
5038 (mark_pool_constant): New function.
5039 (mark_varasm_state): New function.
5041 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5043 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5045 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5047 * c-decl.c (struct language_function): Renamed from struct c_function.
5049 (c_function_chain): Delete.
5050 (push_c_function_context): New arg F. Don't warn about nested
5051 functions here. Fill LANGUAGE elt of F. Delete code to update
5052 c_function_chain. Don't call push_function_context.
5053 (pop_c_function_context): New arg F. Restore from there instead of
5054 from c_function_chain. Don't call pop_function_context. Clear out
5055 LANGUAGE field of F when done.
5056 * c-lang.c: Include "function.h"
5057 (lang_init): Initialize save_lang_status and restore_lang_status.
5058 * c-parse.in (nested_function, nested_function_notype): Warn about
5059 nested functions. Call push_function_context/pop_function_context
5060 instead of the _c_ variants.
5061 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5063 * Makefile.in (c-lang.o): Update dependencies.
5065 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5066 regno_pointer_flag, regno_pointer_align.
5067 (gen_reg_rtx): Use xrealloc to enlarge them.
5068 (free_emit_status): New function.
5069 * function.c (mark_machine_status, mark_lang_status): New variables.
5070 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5071 in some bits from assign_stack_local. All callers changed to use new
5073 (assign_stack_local): Just call assign_stack_local_1.
5074 (free_after_compilation): New function.
5075 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5076 (trampoline_address): Likewise.
5077 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5078 (prepare_function_start): Explicitly clear some more variables.
5079 * function.h (struct function): New elt can_garbage_collect.
5080 (mark_machine_status, mark_lang_status): Declare variables.
5081 (free_after_compilation, free_emit_status, free_varasm_status,
5082 init_varasm_status): Declare functions.
5083 * toplev.c (rest_of_compilation): Call free_after_compilation when
5084 done with the current function.
5085 * varasm.c (free_varasm_status): New function.
5087 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5089 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5090 (EXPAND_BUILTIN_VA_ARG): Define.
5091 * sparc.c (sparc_va_start): New.
5092 (sparc_va_arg): New.
5094 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5096 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5098 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5100 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5102 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5104 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5106 (ggc-callbacks.o): New target.
5107 * ggc-callbacks.c: New file.
5109 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5111 * expr.h: Collapse individual optab and libfunc vars to arrays.
5112 (optab_index, libfunc_index): New enumerations.
5113 (optab_table, libfunc_table): New arrays.
5114 Add accessor macros for both.
5116 * optabs.c (optab_table, libfunc_table): New.
5117 Delete declarations for individual optab and libfunc vars.
5119 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5121 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5123 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5125 * Makefile.in (GGC, GGC_LIB): New.
5126 (HOST_RTL): Include ggc-none.o.
5127 (ggc-simple.o): New target.
5128 (ggc-none.o): Likewise.
5129 * tree.h (tree_common): Add gc_mark.
5130 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5131 (struct rtvec_def): Add gc_mark.
5132 * emit-rtl.c (global_rtl): Update static initializers to contain
5133 enough initializers.
5134 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5135 * toplev.c (gc_time): New variable.
5136 (all_time): New variable.
5137 (compile_file): Print gc time.
5138 (print_time): Calculate percentage of the whole.
5140 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5142 Change obstack memory management and varasm constant pool handling so
5143 that nested functions are treated like any other functions.
5144 * function.c (init_machine_status): New variable.
5145 (push_function_context_to): Set contains_functions for the outer
5146 function. Don't call save_varasm_status.
5147 (pop_function_context_from): Don't call restore_varasm_status. Don't
5148 set current_function_contains_functions.
5149 (prepare_function_start): Call init_varasm_status rather than
5150 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5152 * function.h (struct function) Add field varasm. Delete fields
5153 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5154 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5155 (init_machine_status): Declare.
5156 (save_varasm_status, restore_varasm_status): Delete declarations.
5157 (save_tree_status, restore_tree_status): Delete last argument.
5158 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5159 code. All callers changed.
5160 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5161 save_constants_in_decl_trees, restore_constants, save_constants,
5162 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5164 (inlining): New variable.
5165 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5166 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5168 (save_for_inline_nocopy): Don't save constants.
5169 Don't set inl_emit field in current_function.
5170 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5171 function. Set new variable inlining before
5172 calling copy_rtx_and_substitute.
5173 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5174 constant pool references if inlining is nonzero.
5175 Delete ADDRESS and (most of the) CONST cases.
5176 (output_inline_function): Save and restore current_function/
5177 current_function_decl. Delete restore_constants code. Don't call
5178 init_const_rtx_hash_table.
5179 * output.h (init_const_rtx_hash_table): Don't declare.
5180 * rtl.h (struct function): Declare.
5181 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5182 * toplev.c (rest_of_compilation): Don't treat nested functions or
5183 functions containing them specially. Delete all code to deal with
5184 save_for_inline_copying.
5185 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
5186 inline_obstacks): Delete variables.
5187 (save_tree_status): Lose arg CONTEXT. All callers changed.
5188 Simply allocate a new function_maybepermanent_obstack for the new
5189 function, delete all the special cases.
5190 Don't save inline_obstacks.
5191 (restore_tree_status): Lose arg CONTEXT. All callers changed.
5192 Delete special handling for function_maybepermanent_obstack; simply
5194 Don't restore inline_obstacks.
5195 (permanent_allocation): Delete code that frees inline_obstacks.
5196 (print_inline_obstack_statistics): Delete function.
5197 (dump_tree_statistics): Don't call it.
5198 * varasm.c (struct varasm_status): New.
5199 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
5200 last_pool, pool_offset, const_double_chain): Delete global
5201 variables, replace with accessor macros.
5202 (immed_double_const): Don't walk const_double_chain outside a
5203 function, but don't treat nested functions specially anymore.
5204 (immed_real_const_1): Likewise.
5205 (clear_const_double_mem): Don't treat nested functions specially.
5206 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
5207 (save_varasm_status, restore_varasm_status): Delete functions.
5208 (init_varasm_status): New function.
5209 (force_const_mem): Don't treat nested functions specially.
5210 (find_pool_constant): Accept new arg F, search for constants in
5211 that function's pool rather than the current one. All callers
5213 (get_pool_constant_for_function, get_pool_mode_for_function): New
5216 * i386.c (init_386_machine_status): New function, mostly from
5217 clear_386_stack_locals.
5218 (struct machine_functions): Rename element names to avoid name
5220 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
5221 macros, replacing global variables.
5222 (clear_386_stack_locals, save_386_machine_status,
5223 restore_386_machine_status): Delete functions.
5224 (override_options): Initialize init_machine_status.
5225 * i386.h (INIT_EXPANDERS): Delete macro.
5226 (save_386_machine_status, restore_386_machine_status,
5227 clear_386_stack_locals): Delete declarations.
5229 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5231 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
5232 (doloop_begin): Simplify pattern and use emit_jump_insn.
5233 (doloop_end): Simplify pattern, switch operand order,
5234 and use emit_jump_insn.
5236 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5238 * function.h (struct function): Add new element LANGUAGE.
5239 (save_lang_status): Declare new variable.
5240 (restore_lang_status): Likewise.
5241 * function.c (save_lang_status): Define.
5242 (restore_lang_status): Likewise.
5243 (push_function_context_to): Call language-specific save function.
5244 (pop_function_context_from): Call language-specific restore function.
5246 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5248 * i386.md (movsf_1): Check REG_P before use of REGNO.
5249 (movdf_1): Likewise.
5250 (movxf_1): Likewise.
5251 (extendsfdf2): Likewise.
5252 (extendsfxf2): Likewise.
5253 (extenddfxf2): Likewise.
5255 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5257 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
5258 constants into memory.
5259 (c4x_shiftable_constant): New function.
5260 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
5261 (c4x_shiftable_constant): Declare.
5262 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
5263 ashlqi3_noclobber): Add new patterns and associated splitters.
5265 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
5267 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
5268 * dwarf2out.c (dwarf2out_frame_init): Likewise.
5269 * final.c (shorten_branches): Likewise.
5270 * global.c (global_alloc): Likewise.
5271 * haifa-sched.c (build_control_flow): Likewise.
5272 * stmt.c (check_for_full_enumeration_handling): Likewise.
5273 (estimate_case_costs): Likewise.
5275 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
5277 * rtl.h (RTL_CHECKC2): Fix typo in last change.
5279 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
5281 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
5282 (recompute_reg_usage): Likewise.
5283 * rtlanal.c (find_regno_fusage): Likewise.
5285 * rtl.c (rtl_check_failed_code1): New function.
5286 (rtl_check_failed_code2): New.
5287 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
5288 (RTL_CHECKC1, RTL_CHECKC2): New.
5289 (XC*): New accessor macros.
5290 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
5291 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
5292 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
5293 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
5294 (TRAP_*, RANGE_INFO_*): Likewise.
5296 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5298 * Makefile.in (tlink.o): Don't depend on toplev.h.
5300 * collect2.c (c_file, o_file, export_file, import_file, ldout,
5301 output_file, nm_file_name, ldd_file_name, strip_file_name,
5302 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
5303 add_prefix, prefix_from_env, prefix_from_string, do_wait,
5304 fork_execute, maybe_unlink, add_to_list,
5305 extract_init_priority, write_list, dump_list,
5306 dump_prefix_list, write_list_with_asm, write_c_file,
5307 write_c_file_stat, write_c_file_glob, scan_prog_file,
5308 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
5309 ignore_library, extract_string, notice, dump_file, target_machine,
5310 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
5311 read_file, print_load_command): Constify a char*.
5312 (fdopen, error, fatal, fatal_perror): Don't prototype.
5313 (my_strerror): Remove. All callers use xstrerror instead.
5314 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
5315 (main): Add prototype. Constify lots of char* ptrs. Change calls
5316 to xcalloc/strcpy/strcat/... to one call to concat.
5317 (main, scan_prog_file, scan_libraries): Use an intermediate
5318 `const char **' to build an argv array.
5319 (mapfile, libselect, libcompare, locatelib): Add prototypes.
5321 * collect2.h (collect_execute, collect_wait, dump_file,
5322 file_exists): Constify a char*.
5323 (ldout, c_file_name, temporary_obstack, permanent_obstack,
5324 temporary_firstobj, vflag, debug): Add extern declarations.
5325 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
5327 * tlink.c: Don't include toplev.h.
5328 (vflag, debug, ldout, c_file_name, temporary_obstack,
5329 permanent_obstack, temporary_firstobj): Don't declare.
5330 (tlink_execute, frob_extension, symbol_hash_lookup,
5331 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
5332 recompile_files, read_repo_files, demangle_new_symbols,
5333 scan_linker_output): Constify a char*.
5334 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
5335 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
5337 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
5339 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
5340 (relative) rather than jsr (absolute) subroutine call insns.
5341 * config/m68k/m68k-coff.h: Ditto.
5343 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
5345 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
5346 now rework these too.
5347 (arm_reorg): If an insn can't reach the end of the current pool,
5348 ensure that we emit that pool before the insn.
5350 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
5352 * tlink.c (scan_linker_output): Skip the initial underscore in
5353 a mangled name if appropriate.
5355 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5357 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5358 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
5359 error_with_ivar, gen_declarator, create_builtin_decl,
5360 my_build_string, generate_descriptor_table, generate_ivars_list,
5361 generate_dispatch_table, check_protocols, TAG_GETCLASS,
5362 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
5363 dump_base_name, lang_decode_option, build_encode_expr,
5364 start_class, finish_class, encode_pointer, really_start_method,
5365 gen_declaration, dump_interface, handle_class_ref, handle_impent):
5367 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
5368 Add static prototypes.
5369 (build_objc_string_decl, build_selector_reference_decl,
5370 encode_bitfield, build_class_reference_decl): Remove unused
5371 parameter, all callers changed.
5372 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
5373 (objc_printable_name): Likewise. Change second parameter to type int.
5374 (init_objc): Use memcpy, not bcopy, to avoid casts.
5376 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
5378 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
5379 reg notes on a deleted insn.
5380 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
5382 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
5384 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
5386 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5388 * stmt.c (expand_asm_operands): Fix index into inout_mode when
5391 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
5393 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
5394 * tm.texi (MD_ASM_CLOBBERS): Document it.
5396 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
5398 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
5399 * except.c (expand_rethrow): Remove unused variable.
5400 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
5401 * flow.c (replace_insns): Likewise.
5402 (create_edge_list, verify_edge_list): Likewise.
5403 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
5405 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
5406 is special code to run.
5407 (main): Don't define operands to emit_operand.
5408 * genrecog.c (main): Don't emit an empty peephole2_insn function.
5410 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
5412 * alpha/alpha.h (normal_memory_operand): Declare.
5413 (reg_no_subreg_operand): Declare.
5414 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
5416 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
5418 * c-parse.in (compstmt_primary_start): New, broken out of first
5419 part of compstmt handling in primary.
5420 (primary): Use it. Add an error clause.
5421 (compstmt_nostart): Renamed from compstmt; remove all
5422 initial invocations of compstmt_start.
5425 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
5427 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
5430 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
5432 * combine.c (simplify_shift_const): Remove extra semicolon.
5433 * dwarf2out.c (remove_AT): Likewise.
5434 * expmed.c (expand_mult): Likewise.
5435 * gcov.c (create_program_flow_graph): Likewise.
5436 * reorg.c (mostly_true_jump): Likewise.
5438 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
5440 * fold-const.c (fold_range_test): Do not try to fold the range
5441 test if the rhs or lhs has side effects.
5443 * combine.c (simplify_rtx): Recognize another case of a synthesized
5446 * varasm.c (mark_constant_pool): When marking indirect references,
5447 only look at SYMBOL_REFs.
5449 * except.c (expand_fixup_region_end): Do not peek at
5450 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
5452 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
5454 * flags.h: New variables align_loops, align_loops_log,
5455 align_jumps, align_jumps_log, align_labels, align_labels_log,
5456 align_functions, align_functions_log.
5457 * toplev.c: Define them.
5458 (f_options): Handle -falign-* when they have no argument.
5459 (main): Add logic to set variables for -falign-functions,
5460 -falign-jumps, -falign-labels, -falign-loops.
5461 Make it -fsched-verbose=<n> and -finline-limit=<n>.
5462 (display_help): Change help to match options.
5463 * final.c (LABEL_ALIGN): Default to align_labels_log.
5464 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
5465 (LOOP_ALIGN): Default to align_loops_log.
5466 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
5467 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
5468 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
5469 * varasm.c (assemble_start_function): Handle align_functions.
5471 * config/sparc/sparc.h: Don't declare sparc_align_*.
5472 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
5473 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
5475 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
5477 * config/sparc/sparc.c: Delete sparc_align_loops,
5478 sparc_align_jumps, sparc_align_funcs and the corresponding string
5480 (sparc_override_options): Default align_functions on ultrasparc.
5481 Delete -malign-* handling.
5483 * config/mips/mips.c (override_options): On 64-bit targets,
5484 try to align code to 64-bit boundaries.
5485 (print_operand): New substitution, %~,
5486 which aligns labels to align_labels_log.
5487 * config/mips/mips.md (div_trap_normal): Use %~.
5488 (div_trap_mips16): Likewise.
5493 (ashldi3_internal): Likewise.
5494 (ashrdi3_internal): Likewise.
5495 (lshrdi3_internal): Likewise.
5496 (casesi_internal): Likewise.
5498 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
5500 Merge new ia32 backend from the branch!
5502 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
5503 See ChangeLog.P2 on new_ia32_branch for details.
5505 * rtl.h (stack_regs_mentioned_p): Delete prototype.
5506 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
5507 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
5508 * i386/gas.h (ASM_FILE_START): Define.
5509 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
5510 for name change of ix86_valid_decl_attribute_p.
5511 (i386_pe_valid_type_attribute_p): Similarly.
5513 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
5515 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
5516 to step through CC modes.
5518 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5520 * regmove.c (fixup_match_1): Don't move INSN in front of P if
5521 it would end up in the shadow of a live flags regsiter.
5523 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5525 * reload1.c: Fix many indentation problems.
5526 * reload.c: Likewise.
5528 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
5530 * alias.c (non_local_reference_p): Constify fmt.
5532 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
5534 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
5536 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
5538 * cse.c (delete_trivially_dead_insns): Do not delete stores to
5539 the internal_arg_pointer.
5541 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
5543 Merge peephole2 from new_ia32_branch:
5544 * Makefile.in (STAGESTUFF): Add *.peephole2.
5545 (mostlyclean): Likewise.
5546 (recog.o): Depend on resource.h.
5548 * final.c (peephole): Conditionalize decl on HAVE_peephole.
5549 (final_scan_insn): Likewise for the invocation of peephole.
5550 * genconfig.c (main): Look for peephole and peephole2 patterns.
5551 Emit HAVE_peephole* accordingly.
5552 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
5553 * flags.h (flag_peephole2): Declare.
5554 * toplev.c: New pass peephole2. New flag -fpeephole2.
5556 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
5557 * gencodes.c (main): Likewise.
5558 * genextract.c (main): Likewise.
5559 * genoutput.c (main): Likewise.
5560 * genemit.c (max_operand_1): Look for the max scratch operand.
5561 (gen_rtx_scratch): New.
5562 (gen_exp): Use it, and pass on new arg subroutine_type.
5563 (gen_expand): Take max scratch into account.
5564 (gen_split): Emit peephole2 functions.
5565 (output_peephole2_scratch): New.
5566 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
5567 * genrecog.c (routine_type): Add PEEPHOLE2.
5569 (make_insn_sequence): Match outer parallel for peep2. Discard
5570 top level scratches and dups.
5571 (add_to_sequence): New args insn_type and top. Update all callers.
5572 Handle toplevel peep2 matching insns.
5573 (write_subroutine): Handle peep2.
5574 (write_tree_1): Likewise.
5575 (write_tree): Likewise.
5577 (change_state): New arg afterward. Update all callers.
5578 Handle matching separate insns.
5579 * recog.c (recog_next_insn): New.
5580 (peephole2_optimize): New.
5581 * rtl.def (DEFINE_PEEPHOLE2): New.
5582 * resource.c (find_free_register): New argument last_insn. Use it
5583 to find a register available through the entire span.
5584 * resource.h (find_free_register): Update prototype.
5586 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
5588 * i386.c (output_strlen_unroll): Don't write xops[7]
5589 label if it wasn't set.
5591 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
5593 * cpplib.c (struct directive): Const-ify name pointer and
5594 function pointer prototype.
5595 (validate_else, do_define, do_line, do_include, do_undef,
5596 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
5597 do_elif, do_endif, do_sccs, do_assert, do_unassert,
5598 do_warning): Const-ify second arg.
5599 (directive_table): Mark const. Reorder entries by frequency
5600 of usage, record statistics.
5602 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
5604 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
5605 bounds- check RTL accesses if --enable-checking.
5606 (RTVEC_ELT): Bounds check if --enable-checking.
5607 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
5608 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
5609 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
5611 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5612 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
5614 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
5615 (NOTE_SOURCE_FILE): Use X0STR.
5616 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
5617 MEM_ALIAS_SET): Use X0INT.
5618 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
5619 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
5621 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
5622 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
5623 (rtl_check_failed_bounds, rtl_check_failed_type1,
5624 rtl_check_failed_type2, rtvec_check_failed_bounds): New
5626 (fancy_abort): Fix comment.
5628 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
5629 (cse_insn): Decrement LABEL_NUSES for jump target before
5631 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
5632 * final.c (alter_subreg): Compute regno before changing x to
5633 REG; set REGNO(x) after changing it.
5634 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
5635 notes containing CONST_INTs.
5636 (delete_eh_regions): Use NOTE_EH_HANDLER.
5637 * function.c (put_reg_into_stack): Make reg a MEM before
5639 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
5641 (gen_mem_addressof): Make reg a MEM before initializing it.
5642 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
5644 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
5645 deleting an insn, not after.
5646 (block_alloc): Only look at PATTERN(insn) if we have to, and
5647 only if it's format class 'i'.
5648 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
5649 CONST_INT before using its INTVAL.
5650 * print-rtl.c (print_rtx): Use X0STR.
5651 * regmove.c (fixup_match_1): Don't look at PATTERN of
5652 non-class-'i' insn chain elements.
5653 * reload.c (loc_mentioned_in_p): Take address of
5654 in->fld[1].rtx directly.
5655 * reload1.c (reload): Change reg to a MEM before initializing
5657 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
5659 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
5661 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
5663 * config/mips/mips.c (machine_dependent_reorg): Force a
5664 barrier to output the local constant pool if a barrier hasn't
5665 been found at a natural point in the instruction stream.
5667 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5669 * c-parse.in (language_string): Constify.
5671 * dwarf2out.c (language_string): Remove declaration.
5673 * dwarfout.c (language_string): Likewise.
5675 * toplev.c (language_string, init_parse, finish_parse): Likewise.
5677 * tree.h (language_string, init_parse, finish_parse): Declare.
5679 * i386/sun386.h (language_string): Remove declaration.
5681 * mips.h (language_string): Likewise.
5683 * nextstep.h (language_string): Likewise.
5685 * nextstep21.h (language_string): Likewise.
5687 * rs6000.c (language_string): Likewise.
5689 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5691 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
5692 (getpwd.o): Remove target.
5694 * getpwd.c: Delete file. Its in libiberty now.
5696 * dbxout.c (getpwd): Don't prototype.
5697 * dwarf2out.c (getpwd): Likewise
5698 * dwarfout.c (getpwd): Likewise
5699 * final.c (getpwd): Likewise.
5700 * protoize.c (getpwd): Likewise.
5702 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5704 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
5706 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5708 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
5711 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
5713 * fixinc/Makefile.in (subdir): New.
5714 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
5717 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
5719 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
5720 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
5723 * invoke.texi: Fix typo.
5725 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
5726 changed. Handle autoincrement addressing modes.
5728 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
5729 just like we would the virtual incoming args register when
5732 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
5734 * rs6000.h (ASM_FILE_START): Specify complete filename, including
5735 path, in .file directive.
5737 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
5739 * gcc.texi (External Bugs): Remove obsolete note about Perl on
5742 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
5744 * stdbool.h: Make the typedef name _Bool, with bool a #defined
5747 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5749 * tree.c (tree_code_name): Constify a char*.
5751 * tree.h (tree_code_name, decl_printable_name): Likewise.
5753 * function.h (struct function): Likewise.
5755 * toplev.c (decl_name, decl_printable_name): Likewise.
5757 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
5759 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
5760 (init_objc): Remove function pointer cast.
5762 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5764 * pa.md (interspace_jump): New pattern.
5765 (builtin_longjmp): New expander.
5767 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
5769 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
5770 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
5771 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
5773 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
5775 * jump.c (delete_prior_computation): Also check calls
5776 to constant functions. Don't bother checking for a
5777 REG_UNUSED note before adding it.
5778 (delete_computation): Handle multi-word hard registers
5779 when synthesizing missing REG_DEAD notes for a register
5780 which is both set and used by an insn.
5782 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5784 * loop.c (this_loop_info): New variable.
5785 (loop_has_call, loop_has_volatile, loop_has_tablejump,
5786 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
5788 (prescan_loop, strength_reduce): New argument loop_info. All callers
5790 (scan_loop): New variable loop_info, initialise to address of
5792 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
5793 Delete variable loop_has_multiple_exit targets and replace with
5794 field in this_loop_info.
5795 (find_and_verify_loops): Rename this_loop to this_loop_num.
5796 (strength_reduce): Delete loop_iteration_info. Replace variable
5797 loop_info with function argument of same name.
5798 (insert_bct): Rework test for loop being completely unrolled.
5800 * loop.h (struct loop_info): New fields num, loops_enclosed,
5801 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
5802 has_indirect_jump, and cont. Redefine use of unroll_number.
5803 (loop_unroll_number): Delete.
5805 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
5807 (loop_iterations): Delete variable vtop and instead use
5808 loop_info->vtop computed in prescan_loop.
5810 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
5812 * fix-header.c (main): Do not pass a null pointer to strcmp.
5814 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
5816 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
5818 * configure: Rebuilt.
5820 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
5822 * jump.c (jump_optimize_1): Do not delete assignments to
5823 internal_arg_pointer.
5824 * cse.c (delete_trivially_dead_insns): Always consider a set of
5825 the internal_arg_pointer live.
5827 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
5829 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
5830 (update_life_info) [REG_WAS_0]: Search the original insns rather
5831 than the new insns for the note. Fix typos finding note_dest.
5832 If no dest found, discard the note rather than abort.
5833 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
5834 (replace_insns): Remove the old insn list after update_life_info
5837 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
5839 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
5841 (sched_analyze_1): Let add_dependence care for not adding dups.
5842 (sched_analyze_2): Likewise.
5843 (add_branch_dependences): Likewise.
5845 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
5847 * i386/winnt.c (export_list): New type.
5848 (exports_head): Rename to
5849 (export_head): this.
5850 (i386_pe_record_exported_symbol): Add is_data flag.
5851 (i386_pe_asm_file_end): Emit directive for exported variables.
5852 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
5854 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
5855 (ASM_DECLARE_OBJECT_NAME): Likewise.
5856 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5857 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5859 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
5861 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
5863 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
5866 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
5868 * config/openbsd.h: Define SET_ASM_OP.
5869 * tm.texi: cross-reference SET_ASM_OP in the index.
5871 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
5873 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
5874 for a CONST_DOUBLE, at compile time. Initialize rtx_length
5875 and class_narrowest_mode at compile time. Kill init_rtl.
5876 Mark rtx_length, mode_class, mode_size, mode_unit_size,
5877 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
5878 rtx_format as const. Kill all references to EXTRA_CC_MODES or
5880 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
5882 * rtl.h: Declare rtx_length and rtx_format as const.
5883 * machmode.def: Define CC(). Use CC() to define CCmode. If
5884 EXTRA_CC_MODES is defined, expand it here.
5885 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
5886 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
5887 const. Kill all references to EXTRA_CC_MODES.
5889 * toplev.c: Don't prototype or call init_rtl.
5890 * optabs.c: Don't call init_mov_optab.
5891 * genemit.c: Don't generate init_mov_optab. Don't call
5893 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
5895 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
5896 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
5897 genrecog.c: Don't call init_rtl.
5899 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
5900 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
5901 definition of EXTRA_CC_MODES.
5903 * md.texi: Kill ref to EXTRA_CC_NAMES.
5904 * tm.texi: Document new way to define EXTRA_CC_MODES.
5906 * genrecog.c: Do not look up the name of a define_split.
5909 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
5911 * config/v850/v850.md: Fix typo introduced by previous delta.
5913 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5915 * gcc.c (fatal): Make definition static to match prototype.
5917 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5919 * combine.c (get_last_value): Don't look for earlier sets if the last
5920 known set is somewhere in between the insns being combined.
5922 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
5924 * configure.in: Don't use shell ! to negate exit codes
5925 * configure: Regenerate
5927 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
5929 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
5930 the fact that ALIGN is measured in bits, not bytes.
5932 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
5934 * errors.c: New file; defines functions error, warning, and
5935 fatal, variables have_error and progname.
5936 * errors.h: New file; prototypes and decls for stuff in errors.c.
5938 * Makefile: Add rules to build errors.o and
5939 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
5940 genopinit, genrecog, genextract, genpeep, genattr, and
5941 genoutput with errors.o. Add errors.h to deps of genconfig.o,
5942 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
5943 genpeep.o, genattr.o, and genoutput.o.
5945 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
5946 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
5947 define or prototype fatal. Set progname at beginning of main.
5948 * genoutput.c: Likewise, and don't define or prototype error
5951 * c-typeck.c (c_expand_start_case): Return immediately if exp
5953 * fold-const.c (operand_equal_p): Return immediately if arg1
5954 or arg0 are ERROR_MARKs.
5955 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
5956 fields of type ERROR_MARK when calculating if the record can
5959 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
5960 with much help from Jeffrey A Law and Richard Henderson
5962 * i386.md: In the 6 insns which call output_fix_trunc,
5963 earlyclobber operands[0].
5965 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
5967 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
5968 creating new registers.
5970 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
5972 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
5973 i386_reg_alloc_order, i386_regparm_string,
5974 i386_align_loops_string, i386_align_jumps_string,
5975 i386_align_funcs_string, i386_preferred_stack_boundary_string,
5976 and i386_branch_cost_string as type "const char *".
5977 * i386.c: Define all above strings as type "const char *".
5979 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
5981 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
5982 when emitting alignment padding. Emit padding byte of 0 instead of 4.
5984 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5986 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
5987 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
5989 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
5991 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
5992 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
5993 (dwarf2out_line, dwarf2out_finish): Likewise.
5994 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
5996 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5998 * tree.c (lang_unsave_expr_now) : Correct return type.
5999 * tree.h (lang_unsave_expr_now) : Same.
6001 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6003 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6004 instead of duplicating code.
6006 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6008 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6010 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6012 * tree.h: fancy_abort always takes three args.
6013 * resource.c: Move include of system.h before toplev.h.
6015 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6017 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6020 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6022 * system.h: Don't redefine abort or trim_filename.
6023 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6024 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6025 whether or not __FUNCTION__ is available.
6026 * tree.h: Duplicate rtl.h's definition of abort, for files
6027 that don't include rtl.h. Delete all code to perform type
6028 checking with a compiler other than GCC.
6029 * varray.h: Delete all code to perform type checking with a
6030 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6031 its arguments exactly once, using a statement expression.
6032 Adjust the VARRAY_<type> accessor macros to match.
6033 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6034 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6035 caller's location. Define fatal_insn and fatal_insn_not_found
6036 as macros that use _fatal_insn and _fatal_insn_not_found.
6037 (fancy_abort, trim_filename): Kill prototypes.
6039 * rtl.c (trim_filename): Move here from toplev.c.
6040 (fancy_abort): New function.
6041 (DIR_SEPARATOR): Provide default definition.
6042 * tree.c (tree_check_failed, tree_class_check_failed): Go
6043 through fancy_abort.
6044 (tree_check, tree_class_check, cst_or_constructor_check,
6045 expr_check): Delete.
6046 * varray.c (varray_check_failed): New function.
6047 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6048 _fatal_insn and _fatal_insn_not_found. Go through
6050 (trim_filename, fancy_abort): Delete.
6052 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6053 * except.c (start_catch_handler): Report ICE with error/abort
6055 * final.c (output_operand_lossage): Likewise.
6056 * flow.c (verify_flow_info): Likewise.
6058 * gcc.c: Prototype fatal.
6059 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6060 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6061 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6062 Don't define fancy_abort.
6064 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6066 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6069 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6071 * m88k.h (VERSION_INFO2): Kill.
6072 (VERSION_STRING): Kill.
6074 (VERSION_INFO1): Tidy.
6075 (TARGET_VERSION): Update.
6076 * m88k/dgux.h (VERSION_INFO2): Kill.
6077 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6078 * m88k/luna.h (VERSION_INFO1): Tidy.
6079 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6080 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6081 (output_file_start): Adjust for death of VERSION_STRING.
6083 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6085 * cpplib.c (detect_if_not_defined): New function.
6086 (do_if): Use it to detect potential once-only headers.
6088 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6090 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6092 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6094 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6095 anywere in the function only if they are pseudos and set before
6096 being used (not live at the start of the function).
6097 (num_sign_bit_copies) : Same.
6098 (get_last_value_validate) : Same.
6099 (get_last_value) : Same.
6101 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6103 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6104 where N and M are constant and N is an integer multiple of M.
6106 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6108 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6109 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6110 sbitmap_union_of_preds): Add prototypes.
6111 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6112 the intersection of successors with the new flow graph structures.
6113 (sbitmap_intersection_of_preds): New function to compute the
6114 intersection of predecessors with the new flow graph structures.
6115 (sbitmap_union_of_succs): New function to compute the union of
6116 successors with the new flow graph structures.
6117 (sbitmap_union_of_preds): New function to compute the union of
6118 predecessors with the new flow graph structures.
6119 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6120 (expr_reaches_here_p): Use edge and basic_block structures instead
6121 of s_preds and s_succs.
6122 (compute_cprop_avinout): Use new sbitmap routines.
6123 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6124 of s_preds and s_succs.
6125 * flow.c (compute_flow_dominators): Compute dominators using
6126 edges and basic blocks instead of s_preds and s_succs.
6128 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6130 * lists.c (unused_insn_list, unused_expr_list): New file for
6131 maintaining various types of lists. New statics for maintaining a
6132 cache of available INSN_LIST and EXPR_LIST nodes.
6133 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6134 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6135 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6136 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6137 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6138 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6139 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6140 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6141 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6142 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6143 (remove_dependence, free_pending_lists): Use new global routines.
6144 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6145 (sched_analyze, compute_block_backward_dependences): Use new routines.
6146 (sched_analyze_1, sched_analyze_2): Use new routines.
6147 (schedule_insns): Use new global routines.
6148 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6150 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6151 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6153 * toplev.c (rest_of_compilation): Initialize node cache.
6154 * Makefile.in (OBJS): Add lists.o to list of object files.
6155 (lists.o): Add dependancies.
6157 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6159 * config/v850/v850.md: Fix compile time warning messages.
6160 * config/v850/v850.c: Fix compile time warning messages.
6161 * config/v850/v850.h: Fix compile time warning messages.
6163 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6165 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6166 Remove unused prototype for `init_lengths'.
6168 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6170 * calls.c (emit_call_1): Mark parameter `stack_size' with
6172 (expand_call): Initialize variable `insn'.
6173 (emit_library_call): Likewise for variable `high_to_save'.
6174 (emit_library_call_value): Likewise.
6175 (store_one_arg): Likewise for variables `lower_bound' and
6178 * combine.c (try_combine): Likewise for variables `i2_code_number'
6179 and `other_code_number'.
6180 (find_split_point): Likewise for variables `pos', `unsignedp' and
6182 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6183 (simplify_and_const_int): Remove unused variable `width'.
6184 (merge_outer_ops): Likewise.
6186 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
6187 HOST_WIDE_INT' when comparing against one.
6188 (simplify_relational_operation): Likewise.
6189 (cse_insn): Initialize variables `src_eqv_volatile',
6190 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
6192 * final.c (init_final): Constify parameter `filename'.
6193 (final_start_function): Mark parameter `optimize' with
6195 (profile_function): Likewise for parameters `first' and `optimize'.
6196 (output_source_line): Likewise for parameter `file'.
6198 * integrate.c (subst_constants): Cast a value to `size_t' when
6199 comparing against one.
6200 (mark_stores): Initialize variable `mode'. Cast a value to
6201 `size_t' when comparing against one.
6203 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
6205 * loop.c (move_movables): Initialize variable `first'.
6206 (strength_reduce): Likewise for variable `increment'.
6207 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
6208 value to `size_t' when comparing against one.
6209 (load_mems): Initialize variable `end_label'.
6211 * output.h (init_final): Constify parameter.
6213 * reload.c (decompose): Initialize variable `base'.
6215 * reload1.c (reload): Likewise for variable `is_scalar'.
6216 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
6217 (choose_reload_regs): Initialize variable `mode'.
6218 (emit_reload_insns): Likewise for variable `store_insn'.
6219 (reload_cse_noop_set_p): Mark parameter `insn' with
6221 (reload_combine): Initialize variable `set'.
6223 * unroll.c (unroll_loop): Likewise for variable `local_label'.
6224 (copy_loop_body): Cast a value to `size_t' when comparing against
6227 * varasm.c (assemble_variable): Initialize variable `size_tree'.
6228 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
6229 (remove_from_pending_weak_list): Mark parameter `name' with
6232 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6234 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
6237 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
6239 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
6240 (ASM_DECLARE_FUNCTION_NAME): Define.
6241 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
6242 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
6243 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
6244 not already defined.
6246 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6248 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
6249 of n_popped when call/call_value are not defined.
6251 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
6253 * tm.texi: GNU CC -> GCC conversion.
6254 (CC1_SPEC): Indicate it is used for all language front ends.
6256 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
6258 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
6259 NOTE_INSN_EH_REGION_END correctly.
6261 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6262 Jeff Law <law@cygnus.com>
6264 * loop.c (strength_reduce): Automatically unroll loops if the
6265 unrolled loop size is smaller than the rolled loop size.
6267 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
6268 and delete comment that code should be rewritten.
6270 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
6272 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
6275 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
6277 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6279 * fixinc/mkfixinc.sh: Don't fix uwin headers.
6280 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
6281 (LINK_SPEC): Add -u _main when building executables.
6282 (ASM_DECLARE_FUNCTION): Update from Cygwin.
6283 (ASM_FILE_END): Use the default for ix86-pe.
6284 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
6286 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
6288 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
6289 and ASM_CLOSE_PAREN are empty strings.
6291 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
6292 Geoffrey Keating <geoffk@cygnus.com>
6294 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
6295 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
6296 (unprotoize.o): Ditto.
6297 (test-protoize-simple): Don't define STD_PROTO_DIR.
6298 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
6299 changes to make 'test-protoize-simple' pass.
6300 (STD_PROTO_DIR): Remove define.
6301 (STANDARD_EXEC_PREFIX): Supply default define.
6302 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
6303 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
6304 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
6305 (GET_ENV_PATH_LIST): New macro.
6306 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
6307 (do_processing): Initialize default_syscalls_dir using new
6308 macros. Use it to initialize syscalls_absolute_filename.
6310 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
6312 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
6313 B into a register before emit_conditional_move.
6315 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
6317 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
6318 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
6319 multiplicand out of (+ (* a b) (* c d)).
6321 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
6322 Richard Henderson <rth@cygnus.com>
6324 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
6325 (new_insn_dead_notes): Likewise.
6326 (update_n_sets): Likewise.
6327 (update_flow_info): Move to flow.c, renamed to update_life_info;
6328 extend to handle multiple source insns.
6329 * flow.c: Include resource.h
6330 (unlink_insn_chain): New.
6331 (split_hard_reg_notes): New.
6332 (maybe_add_dead_note): New.
6333 (maybe_add_dead_note_use): New.
6334 (find_insn_with_note): New.
6335 (new_insn_dead_notes): New.
6336 (update_n_sets): New.
6337 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
6338 (maybe_remove_dead_notes): New.
6339 (update_life_info): New.
6340 (prepend_reg_notes): New.
6341 (replace_insns): New.
6342 * output.h (update_life_info): Declare.
6343 * recog.c (split_block_insns): Use update_life_info.
6344 * resource.c (find_free_register): Use reg_alloc_order, don't use
6345 fixed regs, make sure the mode is supported, don't use new regs.
6347 * rtl.h (replace_insns): Declare.
6349 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
6351 * expr.c (expand_expr): Cope with COND_EXPRs with one
6352 non-returning branch.
6354 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
6356 * expr.c (store_expr): Always pass down the target, even when not
6359 1999-08-24 Nick Clifton <nickc@cygnus.com>
6361 * configure.in: Define target_cpu_default for v850 targets.
6362 * configure: Regenerate
6364 * config/v850/v850.h (TARGET_CPU_generic): Define.
6365 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
6366 addresses are 4 byte aligned.
6368 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
6371 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6373 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
6374 (main): Add prototypes.
6376 * genattrtab.c (substitute_address, write_const_num_delay_slots,
6377 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
6378 (write_attr_get): Emit prototypes along with function definition.
6379 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
6380 (write_complex_function): Emit static prototype along with
6381 function definition.
6383 * genemit.c (gen_split): Emit prototypes along with function
6386 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
6387 Likewise for predicates and `insn_operand_predicate'.
6388 (process_template): Emit static prototype along with function
6391 * genrecog.c (make_insn_sequence): Constify a char*. Add
6392 prototypes for get_split_*().
6393 (write_subroutine): Emit prototypes along with function
6396 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6398 * gcse.c (find_avail_set): Follow chains of register-register copies.
6399 Use oprs_not_set_p to guarantee that the returned value can be
6401 (cprop_insn): Don't verify the return value of find_avail_set with
6404 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
6405 (cprop_cc0_jump): New function.
6406 (cprop_insn): Break out new function cprop_jump and use it.
6407 Also use cprop_cc0_jump for machines with CC0.
6408 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
6410 * tree.h (current_function_calls_setjmp,
6411 current_function_calls_longjmp): Delete declarations.
6412 * dsp16xx.c: Include "function.h".
6413 * elxsi.c: Likewise.
6414 * gmicro.c: Likewise.
6415 * h8300.c: Likewise.
6418 * mn10200.c: Likewise.
6419 * mn10300.c: Likewise.
6420 * ns32k.c: Likewise.
6424 * rtl.h (rtx_equal_function_value_matters): Declare.
6425 * toplev.c (rtx_equal_function_value_matters): Don't declare.
6427 * function.c: Likewise.
6428 * emit-rtl.c: Likewise.
6430 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
6432 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
6435 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6437 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
6440 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
6442 * cpp.texi: Add a node documenting macro varargs (copied
6445 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
6447 * cppspec.c: Put a null pointer at the end of the new argv.
6449 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
6451 * configure.in: Remove code to select/de-select the haifa
6452 scheduler. Every scheduled port gets haifa now.
6453 * configure: Rebuilt.
6454 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
6456 * Makefile.in: Corresponding changes.
6458 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6460 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
6461 All callers changed.
6462 (prepare_float_lib_cmp): Likewise.
6463 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
6464 * expr.h (emit_float_lib_cmp): Delete declaration.
6465 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
6466 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
6467 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
6469 (cmptf): Now conditional on TARGET_HARD_QUAD.
6471 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
6473 * resource.c (mark_target_live_regs): Use
6474 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
6476 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6478 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
6480 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
6482 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
6484 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6486 * rtl.h (rtx_format): Constify a char*.
6488 * rtl.c (rtx_format): Likewise.
6489 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
6490 (init_rtl): Use accessor macro, not `rtx_format'.
6492 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
6495 * caller-save.c (mark_referenced_regs): Likewise.
6497 * combine.c (subst, make_compound_operation, known_cond,
6498 gen_rtx_combine, update_table_tick, get_last_value_validate,
6499 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
6501 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
6502 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
6503 count_reg_usage): Likewise.
6505 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
6508 * final.c (leaf_renumber_regs_insn): Likewise.
6510 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
6511 dump_edge_info, count_reg_references): Likewise.
6513 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
6514 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
6517 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
6518 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
6519 add_label_notes): Likewise.
6521 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
6522 clear_struct_flag, count_sub_rtxs, count_alternatives,
6523 compares_alternatives_p, contained_in_p, walk_attr_value,
6524 write_expr_attr_cache): Likewise.
6526 * genconfig.c (walk_insn_part): Likewise.
6528 * genemit.c (max_operand_1, gen_exp): Likewise.
6530 * genextract.c (walk_rtx): Likewise.
6532 * genflags.c (num_operands): Likewise.
6534 * genoutput.c (scan_operands): Likewise.
6536 * genpeep.c (match_rtx): Likewise.
6538 * genrecog.c (add_to_sequence): Likewise.
6540 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
6543 * integrate.c (save_constants, copy_for_inline,
6544 copy_rtx_and_substitute, subst_constants, restore_constants):
6547 * jump.c (mark_jump_label, invert_exp, redirect_exp,
6548 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
6550 * local-alloc.c (contains_replace_regs, memref_referenced_p):
6553 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
6554 add_label_notes, replace_call_address, count_nonfixed_reads,
6555 invariant_p, find_single_use_in_loop, find_mem_givs,
6556 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
6559 * print-rtl.c (reg_names, print_rtx): Likewise.
6561 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
6563 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
6564 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
6565 print_blocks): Likewise.
6567 * regclass.c (fix_register, record_address_regs,
6568 reg_scan_mark_refs): Likewise.
6570 * regmove.c (stable_but_for_p): Likewise.
6572 * reload.c (loc_mentioned_in_p, operands_match_p,
6573 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
6574 copy_replacements, refers_to_regno_for_reload_p,
6575 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
6576 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
6579 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
6580 delete_address_reloads_1, count_occurrences,
6581 reload_cse_mem_conflict_p, reload_combine_note_use,
6582 add_auto_inc_notes): Likewise.
6584 * resource.c (mark_referenced_resources, mark_set_resources):
6587 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
6588 reg_mentioned_p, regs_set_between_p, modified_between_p,
6589 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
6590 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
6591 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
6592 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
6594 * sched.c (sched_analyze_2, attach_deaths): Likewise.
6596 * stupid.c (stupid_mark_refs): Likewise.
6598 * unroll.c (remap_split_bivs): Likewise.
6600 * varasm.c (mark_constants): Likewise.
6602 * a29k/a29k.c (uses_local_reg_p): Likewise.
6604 * alpha/alpha.c (summarize_insn): Likewise.
6606 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
6607 eliminate_lr2ip): Likewise.
6609 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
6611 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
6612 reg_mentioned_in_mem): Likewise.
6614 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
6615 symbolic_reference_mentioned_p): Likewise.
6617 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
6619 * sh/sh.c (regs_used, mark_use): Likewise.
6621 * vax/vax.c (vax_rtx_cost): Likewise.
6623 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6625 * machmode.h (mode_name): Constify a char*.
6627 * rtl.c (mode_name): Likewise.
6629 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
6631 * optabs.c (init_libfuncs): Constify a char*.
6633 * print-tree.c (mode_name): Remove redundant declaration.
6634 (print_node): Use accessor macro, not `mode_name'.
6636 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
6638 (new_spill_reg): Constify a char*.
6640 * tree.c (mode_name): Remove redundant declaration.
6642 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6644 * rtl.c (rtx_name): Constify a char*.
6646 * rtl.h (rtx_name, fix_sched_param): Likewise.
6648 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
6649 (mypr): Use accessor macro, not `rtx_name'.
6651 * genemit.c (print_code): Constify a char*.
6653 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
6655 * genpeep.c (print_code): Constify a char*.
6657 * genrecog.c (print_code): Likewise.
6659 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
6660 end_bb): Add static prototype.
6661 (draw_edge): Constify a char*.
6662 (end_bb): Remove unused parameter.
6664 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
6665 print_block_visualization): Constify a char*.
6667 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
6669 * c-common.c (c_get_alias_set): Update comment.
6671 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6673 * linux.h (LIB_SPEC): Added.
6675 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6677 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
6679 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
6681 * tree.c (expr_check): Fix typo in last change.
6683 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
6685 * rtl.def (NOTE): Change format to "iuu0n".
6686 (ADDR_DIFF_VEC): Change format to "eEee0".
6687 (ADDRESSOF): Change format to "eit".
6689 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
6690 (RTVEC_ELT): Change to match.
6691 (XVECEXP): Use XVEC and RTVEC_ELT.
6692 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
6693 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
6694 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
6695 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
6696 TRAP_CONDITION, TRAP_CODE): Use XEXP.
6697 (INTVAL): Use XWINT.
6698 (ADDRESSOF_DECL): Use XTREE.
6699 (SET_ADDRESSOF_DECL): Delete.
6700 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
6701 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
6702 ifdefed out since 2.6 at least.
6703 (gen_rtvec_vv): Delete prototype.
6705 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
6707 (copy_most_rtx): Handle 't' format letter.
6708 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
6709 (gen_rtvec_vv): Delete function. All callers changed to use
6710 gen_rtvec_v instead.
6711 * print-rtl.c (print_rtx): Move special casing of NOTEs to
6712 the '0' format letter.
6714 * function.c (gen_mem_addressof): Don't use
6715 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
6717 * integrate.c (copy_rtx_and_substitute): Likewise.
6718 Copy 't' slots with XTREE.
6719 (subst_constants): Treat 't' slots like '[swi]' slots.
6720 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
6721 * jump.c (rtx_equal_for_thread_p): Likewise.
6722 * rtlanal.c (rtx_equal_p): Likewise.
6723 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
6724 only four arguments.
6725 * gengenrtl.c (type_from_format): Provide correct types for
6729 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
6730 If a recent gcc is in use (always in stage2 and beyond), use
6731 statement expressions, so we don't make a function call unless
6732 the check fails. Evaluate arguments exactly once.
6733 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
6734 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
6736 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
6737 they evaluate their arguments exactly once, irrespective of
6738 the compiler in use.
6740 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
6741 is used by the currently-enabled check macros. This is:
6742 (tree_check_failed, tree_class_check_failed): For gcc.
6743 (tree_check, tree_class_check, cst_or_constructor_check,
6744 expr_check): For other compilers.
6746 * gencheck.c: Do not define any *_CHECK1 macros.
6748 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
6749 Mark Mitchell <mark@codesourcery.com>
6751 * c-common.c (c_get_alias_set): Fix support for poitners and
6754 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
6756 * alias.c: Include tree.h.
6757 (nonlocal_reference_p, mark_constant_function): New functions.
6758 * flow.c (life_analysis): Call mark_constant_function.
6759 * rtl.h (mark_constant_function): Declare it.
6761 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
6763 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
6764 unrecognisable switches.
6766 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6768 * loop.c (recombine_givs): Set ix field after sorting.
6769 (recombine_givs): Remove bogus index / giv lockstep looping.
6771 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6773 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
6775 (emit_store_flag_force): Use do_compare_rtx_and_jump.
6776 (do_cmp_and_jump): Formatting fixes.
6777 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
6778 do_compare_rtx_and_jump instead of compare_from_rtx.
6779 (do_compare_rtx_and_jump): New function; mostly copied from
6781 (do_jump_for_compare): Delete.
6782 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
6784 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
6785 of compare/do_jump_for_compare pairs.
6786 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
6787 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
6788 compare_from_rtx/do_jump_for_compare pairs.
6789 (do_jump_by_parts_equality): Likewise.
6790 (do_jump_by_parts_equality_rtx): Likewise.
6791 * expr.h (do_compare_rtx_and_jump): Declare.
6792 * optabs.c (prepare_cmp_insn): New function, contains most of the code
6793 that used to be in emit_cmp_insn.
6794 (cmp_available_p): New function.
6795 (prepare_operand): New function.
6796 (emit_cmp_and_jump_insn_1): New function, contains some code that used
6797 to be in emit_cmp_insn.
6798 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
6799 parameters to be pointers; don't emit final compare but modify some of
6800 the values pointed to by the args so the caller can perform the
6802 (expand_binop): Call emit_store_flag_force with signed forms of
6804 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
6805 emit_jump_insn pair.
6806 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
6807 emit_cmp_and_jump_insn_1. Call emit_queue.
6808 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
6810 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
6811 jump sets cc0 before deleting it.
6812 * integrate.c (expand_inline_function): Likewise.
6813 * unroll.c (unroll_loop): Similar changes in several places.
6814 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
6817 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6819 * Makefile.in (insn-recog.o): Update dependencies.
6820 * genrecog.c (main): Make generated file include "function.h".
6822 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
6824 * cse.c (cse_insn): Call never_reached_warning when a jump is
6825 changed to be unconditional.
6826 * flags.h: Declare warn_notreached.
6827 * flow.c (delete_block): Call never_reached_warning when
6829 * jump.c (delete_barrier_successors): Call never_reached_warning
6830 when we delete everything after a BARRIER.
6831 (never_reached_warning): New function.
6832 * rtl.h: Declare never_reached_warning.
6833 * toplev.c (warn_notreached): New variable.
6834 (lang_independent_options): Set warn_notreached
6835 when -Wunreachable-code.
6836 (compile_file): We need line numbers for -Wunreachable-code.
6838 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
6840 * haifa-sched.c (insn_unit): Fix typo on out of range test.
6841 * sched.c (insn_unit): Likewise.
6843 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
6845 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
6847 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6849 * flow.c (create_edge_list): Use xmalloc, not malloc.
6851 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
6853 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
6854 C-style comments. Do not lose the character before double slash.
6856 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6858 * basic-block.h (struct edge_list): Stucture to maintain a vector
6860 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
6861 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
6862 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
6863 New function prototypes.
6864 * flow.c (create_edge_list): Function to create an edge list.
6865 (free_edge_list): Discards memory used by an edge list.
6866 (print_edge_list): Debug output showing an edge list.
6867 (verify_edge_list): Internal consistency check for an edge list.
6868 (find_edge_index): Function to find an edge index for a pred and succ.
6870 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
6872 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
6875 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
6877 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
6879 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6881 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6883 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
6885 * toplev.c (rest_of_compilation): Allow machine dependent
6886 reorganisation pass to place information into the RTL dump
6887 file if it so wishes.
6889 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
6891 * explow.c (hard_function_value): Use VOIDmode instead of
6893 * stmt.c (expand_return): Likewise.
6894 * stor-layout.c (get_best_mode): Likewise.
6896 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
6897 emit call instead of emit_insn call.
6899 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6901 * configure.in: Handle --disable/enable-win32-registry.
6902 * install.texi: Document --disable/enable-win32-registry.
6903 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
6904 (WIN32_REGISTRY_KEY): New macro.
6905 * prefix.c: Use to enable/disable win32-specific code.
6906 (lookup_key): Use versioned key.
6907 * configure: Regenerate.
6908 * config.in: Likewise.
6910 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
6912 * cpplib.c (read_line_number): New fn, split out of...
6915 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
6917 tree.c (lang_unsave_expr_now) : New.
6918 (unsave_expr_now): Call lang_unsave_expr_now.
6919 tree.h (lang_unsave_expr_now) : New.
6921 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
6923 * toplev.c (flag_new_exceptions): On by default.
6925 1999-08-13 Michael Meissner <meissner@cygnus.com>
6927 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
6929 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6931 * dwarfout.c (fundamental_type_code): Return FT_boolean for
6932 INTEGER_TYPE with precision==1, it's __java_boolean.
6934 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6936 * global.c (prune_preferences): Move some invariants out of the
6939 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
6941 * configure.in (alpha*-dec-osf*): Add osf5.
6943 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
6945 * configure.in: Rework handling of ARM GNU/Linux slightly.
6946 (arm*-*-linux-gnuoldld): New target.
6947 * configure: Regenerate.
6948 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
6949 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
6950 * config/arm/linux-oldld.h: New file.
6951 * config/arm/linux-elf26.h: Don't include linux-elf.h.
6952 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
6954 * config/arm/linux-elf.h (ASM_SPEC): Define.
6955 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
6956 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
6957 for 26-bit APCS and old linker.
6958 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
6960 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
6961 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
6962 don't define `arm' or `arm_elf'.
6963 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
6964 MULTILIB_DIRNAMES): Define. Fix typo in comment.
6966 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
6968 * rtl.texi: Fix typo.
6970 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
6972 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
6974 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
6976 * extend.texi (C++ Signatures): Remove node.
6977 * invoke.texi: Remove discussion of -fhandle-signatures,
6978 signature, sigof, __signature__, and __sigof__.
6980 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
6982 * Makefile.in (JAVAGC): Removed.
6984 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
6986 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6988 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
6990 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6992 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
6994 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
6995 a register that is already known to be a pointer.
6997 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
6999 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7000 * fixinc/inclhack.sh: Regenerated.
7001 * fixinc/fixincl.sh: Regenerated.
7003 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7005 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7006 Fix documentation of -ansi flag to describe its C++ behavior.
7007 Remove bogus reference to GCC 2.9.
7009 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7011 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7012 note if it is non-NULL.
7014 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7016 * except.h (eh_nesting_info): Add new structure defintion.
7017 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7018 (reachable_handlers, update_rethrow_references): Add function
7020 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7021 a rethrow symbol instead of an integer exception region number.
7022 * flow.c (Make_edges): Use new exception nesting routines to determine
7023 which handlers are reachable from a CALL or asynchronous insn.
7024 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7026 (delete_eh_regions): Update rethrow labels, and don't delete
7027 regions which are the target of a rethrow.
7028 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7029 avoid overloading the SYMBOL_REF_USED flag.
7030 (rethrow_symbol_map): Use new rethrow_ref field.
7031 (rethrow_used): Use new rethrow_ref field.
7032 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7033 of an integer. Fix formatting.
7034 (output_exception_table_entry): Use new rethrow_ref field.
7035 (can_throw): Check for EH_REGION_NOTE before deciding
7036 whether a CALL can throw or not.
7037 (scan_region): Call rethrow_used() instead of accessing data structure.
7038 (update_rethrow_references): New function to make sure only regions
7039 which are still targets of a rethrow are flagged as such.
7040 (process_nestinfo): New static function to initialize a handler
7041 list for a specific region.
7042 (init_eh_nesting_info): New function to allocate and initialize
7043 the list of all EH handlers reachable from all regions.
7044 (reachable_handlers): New function to retrieve the list of handlers
7045 reachable from a specific region and insn.
7046 (free_eh_nesting_info): New function to dispose of a list of
7049 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7051 * flow.c (split_edge): Set JUMP_LABEL field.
7052 (commit_one_edge_insertion): Set head correctly for insert_before.
7053 When inserting insns, update insn block numbers if allocated.
7055 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7057 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7058 retry_incomplete_types): Add static prototype.
7059 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7060 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7061 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7062 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7063 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7066 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7067 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7069 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7071 * output.h (assemble_name): Constify a char*.
7073 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7074 assemble_variable, assemble_name): Likewise.
7076 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7078 * arm/pe.c (arm_pe_unique_section): Likewise.
7080 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7082 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7084 * i386/interix.c (i386_pe_unique_section): Likewise.
7086 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7088 * i386/winnt.c (i386_pe_unique_section): Likewise.
7090 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7092 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7094 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7096 * pa/pa.c (output_call): Likewise.
7098 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7100 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7102 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7105 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7108 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7110 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7111 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7113 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7115 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7117 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7119 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7121 * tree.h (lang_identify): Constify a char*.
7122 (print_error_function): Add extern prototype. Constify a char*.
7124 * c-lang.c (lang_identify): Constify a char*.
7126 * objc/objc-act.c (lang_identify): Constify a char*.
7128 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7130 * genpeep.c (main): Make generated file include "function.h".
7131 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7133 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7135 * Makefile.in: Update dependencies.
7136 * alias.c: Include "function.h"
7137 * c-decl.c: Likewise.
7138 * caller-save.c: Likewise.
7139 * calls.c: Likewise.
7140 * combine.c: Likewise.
7142 * explow.c: Likewise.
7143 * final.c: Likewise.
7144 * global.c: Likewise.
7145 * graph.c: Likewise.
7146 * local-alloc.c: Likewise.
7148 * optabs.c: Likewise.
7149 * profile.c: Likewise.
7150 * recog.c: Likewise.
7151 * regclass.c: Likewise.
7152 * regmove.c: Likewise.
7153 * reload.c: Likewise.
7154 * reorg.c: Likewise.
7155 * resource.c: Likewise.
7156 * sched.c: Likewise.
7157 * stupid.c: Likewise.
7158 * config/1750a/1750a.c: Likewise.
7159 * config/a29k/a29k.c: Likewise.
7160 * config/arc/arc.c: Likewise.
7161 * config/arm/arm.c: Likewise.
7162 * config/arm/thumb.c: Likewise.
7163 * config/c4x/c4x.c: Likewise.
7164 * config/clipper/clipper.c: Likewise.
7165 * config/convex/convex.c: Likewise.
7166 * config/fx80/fx80.c: Likewise.
7167 * config/i860/i860.c: Likewise.
7168 * config/m68k/m68k.c: Likewise.
7169 * config/m88k/m88k.c: Likewise.
7170 * config/mips/mips.c: Likewise.
7171 * config/pdp11/pdp11.c: Likewise.
7172 * config/pyr/pyr.c: Likewise.
7173 * config/romp/romp.c: Likewise.
7174 * config/sh/sh.c: Likewise.
7175 * config/tahoe/tahoe.c: Likewise.
7176 * config/vax/vax.c: Likewise.
7177 * config/we32k/we32k.c: Likewise.
7178 * config/sparc/sparc.c: Include "function.h".
7179 (mem_min_alignment): Test current_function rather than
7180 regno_pointer_align.
7181 * config/pa/pa.c: Likewise.
7182 (compute_frame_size): Delete declaration of
7183 current_function_outgoing_args_size.
7184 * config/arc/arc.h (current_function_varargs): Delete declaration.
7185 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
7187 * config/i370/i370.h (current_function_outgoing_args_size): Delete
7189 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
7190 current_function_uses_pic_offset_table.
7191 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
7192 of current_function_returns_pointer.
7193 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7194 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7195 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7196 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7197 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7198 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7199 * config/m88k/m88k.c: Include "function.h"
7200 (call_used_regs, current_function_pretend_args_size,
7201 current_function_outgoing_args_size, frame_pointer_needed): Delete
7203 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
7205 * config/mips/mips.h (current_function_calls_alloca): Delete
7207 * config/mn10200/mn10200.h (current_function_needs_context,
7208 rtx_equal_function_value_matters): Delete declarations.
7209 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
7210 flag_pic): Delete declarations.
7211 * config/pa/pa.h (current_function_pretend_args_size,
7212 current_function_decl): Delete declarations.
7213 * config/pa/som.h (current_function_varargs): Delete declaration.
7214 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
7216 * config/pyr/pyr.h (current_function_pretend_args_size,
7217 current_function_args_size, current_function_calls_alloca): Delete
7219 * config/sh/sh.h (current_function_varargs): Delete declaration.
7220 * config/sparc/sparc.h (current_function_outgoing_args_size,
7221 current_function_calls_alloca, current_function_decl): Delete
7223 * config/spur/spur.h (current_function_pretend_args_size,
7224 current_function_calls_alloca): Delete declarations.
7225 * config/v850/v850.c (current_function_outgoing_args_size): Delete
7227 * config/vax/vms.h (current_function_name): Delete declaration.
7228 * gcse.c: Include "function.h".
7229 (current_function_name, current_function_calls_setjmp): Delete
7231 * haifa-sched.c: Include "function.h".
7232 (forced_labels): Delete declaration.
7234 * reg-stack.c: Likewise.
7235 * reload1.c: Likewise.
7236 * genemit.c (main): Make generated file include function.h.
7237 * genoutput.c (output_prologue): Likewise.
7239 * builtins.c (saveregs_value, apply_args_value): Delete variables.
7240 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
7241 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
7242 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
7243 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
7244 macros for some of them.
7245 (emit_filename, emit_lineno): Delete declarations.
7246 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
7247 regno_pointer_* variables through current_function.
7248 (gen_inline_header_rtx): Delete function.
7249 (save_emit_status): Delete function.
7250 (set_new_last_label_num): New function.
7251 (clear_emit_caches): New function.
7252 (restore_emit_status): Just clear last_labelnum and call
7254 (get_last_insn_anywhere): Variable sequence_stack is now accessed
7255 through macro seq_stack.
7256 (add_insn_after): Likewise.
7257 (add_insn_before): Likewise.
7258 (remove_insn): Likewise.
7259 (pop_topmost_sequence): Likewise.
7260 (in_sequence_p): Likewise.
7261 (start_sequence_for_rtl_expr): Likewise.
7262 (start_sequence): Likewise, and likewise for
7263 sequence_rtl_expr/seq_rtl_expr.
7264 (push_topmost_sequence): Likewise.
7265 (end_sequence): Likewise.
7266 (init_virtual_regs): Now takes a "struct emit_status *" argument.
7267 All callers changed. Store into that pointer instead of globals.
7268 (init_emit): Allocate emit elt of current_function.
7269 Changes for sequence_rtl_expr/sequence_stack renaming.
7270 Call clear_emit_caches instead of doing it in-line.
7271 Access regno_pointer_* variables through current_function.
7272 (init_emit_once) Don't clear sequence_stack.
7274 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
7276 (arg_pointer_save_area): Delete declaration.
7277 (finish_expr_for_function): Renamed from init_queue; no longer static.
7278 (init_expr): Don't call init_queue.
7279 (save_expr_status, restore_expr_status): Delete functions.
7280 (expand_expr): Changes to reflect new layout of struct function.
7281 Don't access current_function_check_memory_usage when current_function
7283 * expr.h (forced_labels, save_expr_regs, saveregs_value,
7284 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
7285 current_function_outgoing_args_size, current_function_arg_offset_rtx,
7286 current_function_uses_const_pool, function_call_count,
7287 current_function_uses_pic_offset_table, nonlocal_labels,
7288 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
7289 current_function_check_memory_usage, nonlocal_goto_handler_slots,
7290 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
7292 (finish_expr_for_function): Declare.
7293 * flags.h (current_function_has_nonlocal_label,
7294 current_function_has_nonlocal_goto, current_function_is_thunk,
7295 current_function_has_computed_jump): Delete declarations.
7296 * flow.c (forced_labels): Delete declaration.
7297 * function.c (current_function_pops_args,
7298 current_function_returns_struct, current_function_returns_pcc_struct,
7299 current_function_needs_context, current_function_calls_setjmp,
7300 current_function_calls_longjmp, current_function_has_nonlocal_label,
7301 current_function_has_nonlocal_goto, current_function_is_thunk,
7302 current_function_has_computed_jump, current_function_calls_alloca,
7303 current_function_contains_functions, current_function_returns_pointer,
7304 current_function_epilogue_delay_list, current_function_args_size,
7305 current_function_pretend_args_size, current_function_arg_offset_rtx,
7306 current_function_outgoing_args_size, current_function_varargs,
7307 current_function_stdarg, current_function_args_info, cleanup_label,
7308 current_function_name, current_function_uses_const_pool,
7309 current_function_instrument_entry_exit, current_function_return_rtx,
7310 current_function_uses_pic_offset_table, nonlocal_labels,
7311 current_function_internal_arg_pointer, current_function_cannot_inline,
7312 current_function_check_memory_usage, function_call_count,
7313 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
7314 nonlocal_goto_stack_level, return_label, save_expr_regs,
7315 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
7316 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
7317 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
7318 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
7319 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
7321 (push_function_context_to): Don't save them. Don't call
7322 save_storage_status, save_emit_status or save_expr_status.
7323 (pop_function_context_from): Don't restore them. Don't call
7324 restore_storage_status or restore_expr_status.
7325 (get_func_frame_size): New function.
7326 (get_frame_size): Use it.
7327 (assign_outer_stack_local): Reflect some member name changes in struct
7329 (put_reg_into_stack): Likewise.
7330 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
7332 (fixup_var_refs): Likewise.
7333 (fix_lexical_addr): Likewise.
7334 (trampoline_address): Likewise.
7335 (prepare_function_start): Clear field inlinable of current_function.
7336 (init_function_for_compilation): New function.
7337 (expand_dummy_function_end): New function.
7338 (expand_function_end): Call finish_expr_for_function.
7339 * function.h (struct emit_status): New; fields moved here from struct
7340 function and from global variables. Add accessor macros for some of
7342 (struct expr_status): Likewise.
7343 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
7344 (struct function): Add fields expr and emit, inlinable, inl_emit,
7345 original_arg_vector, original_decl_initial, inl_last_parm_insn,
7346 inl_max_label_num. Add many comments.
7347 Add accessor macros for all elts of struct function that no longer
7348 have a global variable.
7349 (cleanup_label, return_label, frame_offset, tail_recursion_label,
7350 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
7351 stack_slot_list): Delete declarations.
7352 (get_func_frame_size): Declare.
7353 (save_expr_status, restore_expr_status, save_emit_status,
7354 save_storage_status, restore_storage_status): Delete declarations.
7355 (init_virtual_regs): Declare.
7356 * output.h (current_function_pops_args,
7357 current_function_returns_struct, current_function_returns_pcc_struct,
7358 current_function_needs_context, current_function_calls_setjmp,
7359 current_function_calls_longjmp, current_function_calls_alloca,
7360 current_function_has_nonlocal_label, current_function_varargs,
7361 current_function_has_computed_jump, current_function_returns_pointer,
7362 current_function_contains_functions, current_function_args_size,
7363 current_function_pretend_args_size, current_function_stdarg,
7364 current_function_outgoing_args_size, current_function_args_info,
7365 current_function_name, current_function_return_rtx,
7366 current_function_epilogue_delay_list,
7367 current_function_uses_const_pool, current_function_cannot_inline):
7368 Delete declarations.
7369 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
7370 regno_reg_rtx): Delete declaration.
7371 (REGNO_POINTER_FLAG): Delete macro.
7372 * stmt.c (expand_goto): Changes to reflect that some fields in struct
7373 function were renamed.
7374 * stor-layout.c (save_storage_status, restore_storage_status): Delete
7376 * toplev.c: Include "function.h".
7377 (current_function_decl): Delete declaration.
7378 (compile_file): Call init_dummy_function_start and
7379 expand_dummy_function_end around some initializations that need to
7381 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
7382 Call init_function_for_compilation.
7383 * unroll.c: Include "function.h"
7384 (unroll_loop): Access regno_pointer_* variables through
7387 * tree.h (struct tree_decl): Add elt f to saved_insns member.
7388 (DECL_SAVED_INSNS): use it.
7389 (expand_dummy_function_end): Declare.
7390 (init_function_for_compilation): Declare.
7391 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
7392 that it's no longer an INLINE_HEADER.
7393 (expand_call): Likewise.
7394 * integrate.c (finish_inline): Delete function.
7395 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
7396 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
7397 args. Don't generate an INLINE_HEADER rtx, just return the arg
7398 vector. All callers changed.
7399 (save_for_inline_copying): Create a duplicate struct emit_status to
7400 hold the emit state for compiling the current function. Use this and
7401 the other new fields in struct function that are for integration
7402 instead of an INLINE_HEADER.
7403 Use memcpy instead of bcopy.
7404 Store the current struct function in DECL_SAVED_INSNS of fndecl.
7405 (save_for_inline_nocopy): Similar changes, except no new emit_status
7407 (expand_inline_function): Get information from function structure,
7408 not from an inline header rtx.
7409 (output_inline_function): Lose code to extract the necessary
7410 information from an inline header; simply put back the function
7411 structure into current_function. Clear its inlinable elt.
7412 * rtl.def (INLINE_HEADER): Delete.
7413 * rtl.h: Delete all accessors for an INLINE_HEADER.
7414 (gen_inline_header_rtx): Delete declaration.
7415 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
7416 Delete declarations.
7417 (REGNO_POINTER_ALIGN): Delete.
7418 (clear_emit_caches): Declare.
7419 (set_new_last_label_num): Declare.
7421 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
7423 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
7425 * except.c (expand_eh_region_start_for_decl): Always start a new block.
7426 * stmt.c (is_eh_region): Make sure current_function is present, too.
7428 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
7430 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
7431 for 64bit PA targets.
7433 * pa.h (SELECT_SECTION): Define.
7434 * som.h (SELECT_SECTION): Delete.
7436 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7438 * alias.c (init_alias_analysis): Wrap call to
7439 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
7441 1999-08-07 Bruce Korb <autogen@linuxbox.com>
7443 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
7444 <sys/asm.h> contains an asm comment with an apostrophe
7445 * fixinc/inclhack.sh: regen
7446 * fixinc/fixincl.x: regen
7448 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
7450 * function.c (init_function_start): Clear prologue & epilogue.
7451 (prologue_epilogue_contains): New function.
7452 * alias.c (init_alias_analysis): Use it.
7453 * rtl.h (prologue_epilogue_contains): Declare it.
7455 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
7457 * jump.c (onlyjump_p): New function.
7458 * rtl.h: Declare it.
7459 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
7460 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
7462 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
7464 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
7465 to invert loops. Simplify block scanning.
7467 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7469 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
7470 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
7472 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
7474 * config/sparc/liteelf.h: New file to support sparclite-elf target
7475 * config/sparc/t-sp86x: New file to support sparc86x targets
7476 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
7477 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
7478 * configure.in: Support above target triplets
7479 * configure: Regenerated
7481 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
7483 * fixinc/server.c (server_setup): Do not prefix function used as
7486 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
7488 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
7489 Remove fp reg alternatives.
7491 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
7493 * Makefile.in (TAROUTOPTS): Kill.
7494 (install-headers-tar): Use "xpf" for tar headerfile extraction
7495 * i370/x-oe (TAROUTOPTS): Delete.
7496 * m68k/x-apollo68 (TAROUTOPTS): Delete.
7497 * m68k/x-hp320 (TAROUTOPTS): Delete.
7498 * m68k/x-hp320g (TAROUTOPTS): Delete.
7499 * gcc.texi: Update bug reporting text.
7501 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7503 * reg-stack.c (change_stack) Fixed problem with negative array index.
7505 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
7507 * extend.texi, install.texi: Fix spelling mistakes.
7509 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
7510 (s-attrtab); No longer try to use pre-made insn-attrtab file.
7511 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
7513 * mips/t-ecoff: Likewise.
7514 * mips/t-elf: Likewise.
7515 * mips/t-mips: Likewise.
7516 * mips/t-osfrose: Likewise.
7517 * mips/t-r3900: Likewise.
7518 * mips/t-svr3: Likewise.
7519 * mips/t-svr4: Likewise.
7520 * mips/t-ultrix: Likewise.
7522 * gcc.texi: Document recommend means to provide software floating
7523 point libraries in libgcc.a
7525 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
7527 * c-lex.c (yylex): We can have a number with no digits.
7529 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
7531 * jump.c (delete_prior_computation): New function, broken
7532 out of delete_computation. Check for side effects with
7533 side_effects_p instead of FIND_REG_INC_NOTE. Handle
7534 multi-word hard registers.
7535 (delete_computation): Use it. Check for side effects with
7536 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
7537 missing REG_DEAD note for a register which is both set and
7540 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
7542 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
7543 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
7544 (ASM_FILE_START): Import _mcount with the right type.
7545 (ASM_DECLARE_FUNCTION_NAME): Define.
7546 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7547 * pa.c (output_function_prologue): Always emit the function's label
7549 * pa.h (TEXT_SPACE_P): Define.
7550 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7551 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
7552 * som.h (TEXT_SPACE_P): Delete.
7553 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7554 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
7556 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
7558 * expr.c (emit_group_load): Allow src to be a CONCAT.
7560 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7562 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
7563 (___mulsi3): Use '!' comment character.
7565 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7567 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
7569 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
7571 * gcc.c: Update URLs and mail addresses.
7572 * gcc.texi: Likewise.
7574 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
7576 * rs6000.c (current_file_function_operand): Return zero for
7578 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
7580 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
7583 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
7585 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
7586 allocate space in the stack frame for the PIC register.
7588 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
7590 * m68k.md (xordi3, anddi3): These patterns are not available on
7593 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
7595 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
7596 (PUT_REAL): Likewise.
7598 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7600 * final.c (shorten_branches): Don't add an alignment for loops
7601 that have no label inside.
7603 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7605 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
7606 prototypes in macro HAVE_cmpstrsi.
7608 * cpplib.c (cpp_get_token): Remove unused label `op3'.
7610 * emit-rtl.c (operand_subword): Remove unused variable
7613 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
7615 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
7617 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
7619 * cpphash.c (macroexpand): Delete leading whitespace when arg
7620 is concatenated before.
7621 (unsafe_chars): Correct test for whether + and - can extend a
7624 * cppinit.c (cpp_start_read): Do dependencies for
7625 -include/-imacros files also.
7627 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
7628 tokenizing non-directive lines.
7629 (cpp_expand_to_buffer): Temporarily disable no-output mode.
7630 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
7633 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7635 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
7637 * c-lex.c: Sync with C++ frontend.
7638 (linemode): New variable.
7639 (parse_float): imag, conversion_errno, and type are output only.
7640 (yylex): Adjust. Move initial '.' case into main switch.
7642 (handle_generic_pragma): Just deal with tokens.
7643 (readescape): Use ISXDIGIT and ISGRAPH.
7644 * c-parse.in: Add END_OF_LINE token.
7646 * c-lex.c (lang_init): Generalize.
7647 (nextchar): Remove. Replace uses with UNGETC.
7648 (skip_white_space): Handle linemode here. Optimize for cpplib.
7649 (skip_white_space_on_line): Remove.
7650 (extend_token_buffer_to): New fn.
7651 (extend_token_buffer): Use it.
7652 (read_line_number, check_newline): Just deal with tokens.
7653 (token_getch, token_put_back): New fns.
7654 (yylex): Use them. More cpplib optimizations. Simplify.
7656 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7657 Jason Merrill <jason@yorick.cygnus.com>
7659 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
7660 (consume_string): Make this smart about USE_CPPLIB.
7661 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
7662 (yylex): Rewrite to be intelligent about USE_CPPLIB.
7663 Also, clean up cases where we redundantly set token_buffer[0].
7664 (read_line_number): New fn.
7665 (ignore_escape_flag): New variable.
7667 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
7669 * a29k/t-a29kbare: Fix some comments.
7670 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7671 (FPBIT, DPBIT): Define.
7672 * a29k/t-vx29k: Likewise.
7673 * arc/t-arc: Likewise.
7674 * arm/t-arm-elf: Likewise.
7675 * arm/t-bare: Likewise.
7676 * arm/t-pe: Likewise.
7677 * arm/t-pe-thumb: Likewise.
7678 * arm/t-semi: Likewise.
7679 * arm/t-thumb: Likewise.
7680 * arm/t-thumb-elf: Likewise.
7681 * arm/t-thumb-linux: Likewise.
7682 * h8300/t-h8300: Likewise.
7683 * i960/t-i960: Likewise.
7684 * i960/t-vxworks960: Likewise.
7685 * m32r/t-m32r: Likewise.
7686 * mips/t-ecoff: Likewise.
7687 * mips/t-elf: Likewise.
7688 * mips/t-r3900: Likewise.
7689 * pa/t-pro: Likewise.
7690 * rs6000/t-aix43: Likewise.
7691 * rs6000/t-beos: Likewise.
7692 * rs6000/t-newas: Likewise.
7693 * rs6000/t-ppccomm: Likewise.
7694 * rs6000/t-rs6000: Likewise.
7695 * rs6000/t-winnt: Likewise.
7696 * rs6000/t-xnewas: Likewise.
7697 * rs6000/t-xrs6000: Likewise.
7698 * sh/t-sh: Likewise.
7699 * sparc/t-elf: Likewise.
7700 * sparc/t-sparcbare: Likewise.
7701 * sparc/t-sparclite: Likewise.
7702 * sparc/t-splet: Likewise.
7703 * v850/t-v850: Likewise.
7704 * mn10200/t-mn10200: Fix comments.
7705 * mn10300/t-mn10300: Likewise.
7707 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
7708 dummy operand. Allocate a new pseudo for the dummy operand.
7709 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
7711 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
7713 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
7715 * configure: Rebuilt.
7716 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
7718 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
7720 * recog.c (preproces_constraints): Zero recog_op_alt before
7721 processing the constraints.
7723 * arm.c (typedef minipool_node): Renamed from pool_node.
7724 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
7725 (add_minipool_constant): New function.
7726 (dump_minipool): New function.
7727 (find_barrier): Remove special case for getting the insn size of
7728 an insn that references the constant pool.
7729 (minipool_fixup): New structure.
7730 (push_minipool_barrier): New function.
7731 (push_minipool_fix): New function.
7732 (note_invalid_constants): New function.
7733 (add_pool_constant, dump_table, fixit, broken_move): Delete.
7734 (arm_reorg): Rewrite code to fix up the constant pool into a
7735 series of mini-pools embedded in the insn stream.
7736 (arm_output_epilogue): New function, made mainly from the body
7737 of output_func_epilogue.
7738 (output_func_epilogue): Move insn generation part of epilogue code
7739 to arm_output_epilogue.
7740 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
7741 * arm.md (pool_range): New attribute.
7742 (zero_extendqidi2): Add attribute pool_range.
7743 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
7744 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
7745 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
7746 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
7747 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
7748 (epilogue): New expand.
7749 (epilogue_insn): New insn. Call arm_output_epilogue.
7751 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
7752 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
7754 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7756 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7758 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7760 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
7762 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
7764 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
7766 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
7768 * global.c: Fix comment.
7770 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
7772 * gcc.c (access_check): New static function.
7773 (find_a_file): Use it when searching a directory list.
7774 * collect2.c (find_a_file): Don't accept directories found when
7775 searching a directory list.
7777 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
7779 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
7780 function parameters with `&'.
7781 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
7783 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
7785 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
7786 or tidy_fallthru_edge if the last insn in the block is not
7787 an unconditional jump or a simple conditional jump.
7789 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7791 * Makefile.in (c-decl.o): Depends on defaults.h.
7793 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
7795 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
7797 (CLASS_MAX_NREGS): Likewise.
7799 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
7801 * cse.c (cse_insn): Fix dumb thinko in last change.
7803 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7805 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
7808 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
7810 * dwarf2out.c (add_location_or_const_value_attribute): Correct
7811 test for sizes of passed and declared parameter types.
7813 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7815 * fixincludes: Fix the return type of bsearch, char* -> void*.
7817 * fixinc/inclhack.def: Likewise.
7819 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
7821 * invoke.texi (-fdump-translation-unit): New option.
7823 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
7825 * expr.h (PROMOTE_PROTOTYPES): Move ...
7826 * defaults.h: ... to here.
7827 * c-decl.c: Include defaults.h instead of expr.h.
7828 * c-typeck.c: Include defaults.h.
7830 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
7832 * toplev.h (errorcount): Declare.
7833 (warningcount): Likewise.
7834 (sorrycount): Likewise.
7835 * c-lex.c (errorcount): Don't declare.
7836 * dwarf2out.c (errorcount): Don't declare.
7838 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
7840 * config/libgloss.h: Add a note discouraging use with ELF.
7841 * configure.in: Don't use libgloss.h for ELF targets.
7842 Always use_collect2 on a.out targets.
7844 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
7846 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
7847 (force_to_mode, case ASHIFTRT): Add shiftrt label.
7849 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7851 * loop.c (strength_reduce): When doing biv->giv conversion, update
7852 reg note of NEXT->insn.
7854 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7856 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
7858 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7860 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
7861 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
7862 Ensure expr.h is included.
7863 * c-typecheck.c (convert_arguments): Ditto.
7865 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
7867 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
7868 * config/convex/convex.h: Ditto.
7869 * config/dsp16xx/dsp16xx.h: Ditto.
7870 * config/fx80/fx80.h: Ditto.
7871 * config/gmicro/gmicro.h: Ditto.
7872 * config/i370/i370.h: Ditto.
7873 * config/i386/i386.h: Ditto.
7874 * config/m32r/m32r.h: Ditto.
7875 * config/m68k/m68k.h: Ditto.
7876 * config/m88k/m88k.h: Ditto.
7877 * config/mips/mips.h: Ditto.
7878 * config/pa/pa.h: Ditto.
7879 * config/pyr/pyr.h: Ditto.
7880 * config/tahoe/tahoe.h: Ditto.
7881 * config/we32k/we32k.h: Ditto.
7883 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
7886 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
7888 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
7891 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
7893 1999-08-02 Richard Henderson <rth@cygnus.com>
7895 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
7896 for the register spill block.
7898 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
7899 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
7901 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
7902 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
7903 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
7905 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7907 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
7908 MAX_WCHAR_TYPE defined in sparc.h.
7909 * config/sparc/linuxaout.h: Likewise.
7910 * config/sparc/linux64.h: Likewise.
7911 Also default to -mvis if CPU is UltraSPARC.
7913 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7915 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
7916 (RTX_OK_FOR_OLO10): Likewise.
7917 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
7918 %lo(), allow it in addresses...
7919 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
7920 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
7921 does not make sense.
7922 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
7923 (sparc_output_scratch_registers): New function.
7924 (output_function_prologue, sparc_flat_output_function_prologue): Use
7926 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
7928 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
7929 * configure.in: Add check for .register pseudo-op support in as and
7930 check for offsetable %lo().
7931 * acconfig.h: Add templates for the above checks.
7932 * configure: Regenerate.
7934 1999-08-02 Richard Henderson <rth@cygnus.com>
7936 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
7937 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
7938 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
7940 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7942 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7945 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7947 * config/float-sparc.h: New file.
7948 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
7949 sparc-*-linux-gnu and sparc64-*-linux*.
7951 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7953 * rs6000.c (rs6000_va_list): Type is an array.
7954 (rs6000_va_start): Don't doubly adjust for varargs.
7955 (rs6000_va_arg): Evaluate long long GPR adjustment.
7957 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
7959 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
7960 -maix64 and -maix32.
7961 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
7962 LINK_SPEC): Change appropriately.
7963 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
7964 (u_short_cint_operand): Likewise.
7965 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
7967 * rs6000/t-aix43 (MULTILIB): Change to -m64.
7969 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
7971 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
7973 * rs6000/rs6000.c (num_insns_constant_wide): Correct
7975 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
7976 (non_add_cint_operand): Likewise.
7977 (logical_operand): Likewise.
7978 (non_logical_cint_operand): Likewise.
7979 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
7980 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
7981 (rs6000_select_rtx_section): Suppress warning.
7982 (small_data_operand): Suppress warning.
7983 (rs6000_got_register): Suppress warning.
7984 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
7985 type, so `J' is generally the wrong constraint for a SImode value;
7987 (andsi3_internal2): Likewise.
7988 (andsi3_internal3): Likewise.
7989 (iorsi3_internal1): Likewise.
7990 (xorsi3_internal1): Likewise.
7992 (movsf_softfloat): Likewise.
7993 (scc insns): Likewise.
7994 (movsi+2): Preserve sign bits of SImode constant.
7995 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
7996 (movdf+1): Sign-extend properly.
7997 (movdi_32+1): Sign-extend properly.
7998 (scc insns): Sign-extend properly.
8000 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8003 1999-08-02 Richard Henderson <rth@cygnus.com>
8005 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8007 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8008 * alpha.md (all fp insns): Likewise.
8010 1999-08-02 Nick Clifton <nickc@cygnus.com>
8012 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8015 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8017 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8018 pic_load_label generator directly.
8019 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8020 No longer a named pattern.
8022 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8024 * explow.c (force_reg): Call force_operand if X does not
8025 satisfy general_operand.
8027 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8029 * fix-header.c (main): When testing for CONTINUED, use string
8030 equality, not pointer equality.
8032 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8034 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8036 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8038 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8039 that has become an unconditional jump.
8041 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8042 (output_function_epilogue): Similarly.
8044 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8046 * tree.h (init_dummy_function_start): Declare.
8048 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8050 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8051 last_expr_type, last_expr_value, block_start_count, block_stack,
8052 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8053 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8054 dynamically in stmt elt of struct function for each function.
8055 (struct nesting): Rename function_call_count elt to n_function_calls,
8056 target_temp_slot_level to block_target_temp_slot_level. All users
8058 (struct stmt_status): New structure definition.
8059 Add many accessor macros for stmt_status elements which previously
8060 were global variables.
8061 (init_stmt_for_function): Allocate stmt elt for current_function.
8062 Reflect that block_start_count was renamed to
8063 current_block_start_count.
8064 (save_stmt_status, restore_stmt_status): Delete functions.
8065 (preserve_subexpressions_p): Don't access loop_stack when outside
8067 (expand_start_bindings): Reflect that block_start_count was renamed to
8068 current_block_start_count.
8069 (expand_fixup): Likewise.
8070 (expand_decl): Don't access block_stack when outside a function.
8071 (expand_decl_cleanup): Likewise.
8072 (expand_dcc_cleanup): Likewise.
8073 (expand_dhc_cleanup): Likewise.
8074 (expand_anon_union_decl): Likewise.
8075 (set_file_and_line_for_stmt): New function.
8076 (in_control_zone_p): New function.
8078 * function.h (struct function): Add new elt stmt.
8079 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8080 case_stack, nesting_stack, nesting_depth, block_start_count,
8081 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8082 emit_lineno, goto_fixup_chain.
8083 (save_eh_status, restore_eh_status, save_stmt_status,
8084 restore_stmt_status): Delete declarations.
8085 * function.c (push_function_context_to): Don't call save_stmt_status.
8086 (pop_function_context_to): Don't call restore_stmt_status.
8087 * tree.h (in_control_zone_p): Declare.
8088 * rtl.h (set_file_and_line_for_stmt): Declare.
8090 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8091 call set_file_and_line_for_stmt.
8093 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8095 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8096 Also update copyright.
8098 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8100 * c-pragma.c: Don't include "except.h".
8101 * emit-rtl.c: Likewise.
8102 * stor-layout.c: Likewise.
8104 * varasm.c: Likewise.
8106 * flow.c: Include "function.h".
8107 * tree.h (init_dummy_function_start): Declare new function.
8109 * except.h (struct eh_status): New structure.
8110 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8112 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8113 catch_clauses, false_label_stack, caught_return_label_stack,
8114 protect_list, current_function_ehc): Add accessor macros for the
8115 corresponding fields in current_function->eh; delete declarations
8116 for all items that used to be declared here.
8117 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8118 catch_clauses, false_label_stack, caught_return_label_stack,
8119 protect_list, current_function_ehc): Delete variables.
8120 (init_eh_for_function): Allocate current_function->eh.
8121 (save_eh_status, restore_eh_status): Delete functions.
8123 * function.h (struct function): Add fields next_global and eh.
8124 Delete all exception handling related fields.
8125 * function.c (current_function): New variable.
8126 (all_functions): New variable.
8127 (push_function_context_to): Don't allocate a struct function,
8128 use current_function instead. Call init_dummy_function_start when
8129 outside a function. Clear current_function before returning.
8130 (pop_function_context_from): Restore current_function.
8131 Don't free the restored struct function.
8132 (prepare_function_start): New function.
8133 (init_dummy_function_start): New function.
8134 (init_function_start): Break out some code into prepare_function_start
8137 * stmt.c (save_stmt_status): Don't call save_eh_status.
8138 (restore_stmt_status): Don't call restore_eh_status.
8140 * Makefile.in: Update dependencies.
8142 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8144 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8145 of depending on a magic constant value. Update comments.
8146 (hppa_expand_prologue): Similarly.
8148 * pa.md (reload_indi, reload_outdi): Allow any register for the
8149 original reload register.
8151 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8153 * cccp.c (print_help): Change marcos to macros.
8155 1999-07-30 Richard Henderson <rth@cygnus.com>
8157 * c-typeck.c (initializer_constant_valid_p): Move ...
8158 * c-common.c (initializer_constant_valid_p): ... here. Use
8159 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8161 * c-common.h (initializer_constant_valid_p): Declare.
8162 * c-tree.h (initializer_constant_valid_p): Remove.
8164 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8166 * config/i386/sol2-c1.asm: Align the stack.
8167 * config/i386/sol2-gc1.asm: Likewise.
8169 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8171 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8172 -Asparclite for sparc86x.
8173 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8175 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8177 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8179 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8180 the user if using the non-default arch size in BI_ARCH configuration.
8181 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8183 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
8184 Fix patterns so that they actually match.
8185 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
8186 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
8187 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
8189 (mulsidi3): Reflect this in the expand.
8190 (smulsi3_highpart): Only on TARGET_ARCH32.
8191 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
8192 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
8193 (umulsidi3): Reflect this in the expand.
8194 (umulsi3_highpart): Only on TARGET_ARCH32.
8195 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
8196 don't require g0 to be zero.
8197 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
8198 ({,u}divsi3): New expands.
8199 ({,u}divsi3_sp64): New patterns.
8200 (after lshrdi3_v8plus): Four new patterns to help combiner
8201 optimizing nested mixed mode shifts.
8203 * config/sparc/sparc.c (sparc_override_options): Use deprecated
8204 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
8205 speed things up. Don't use them by default on plain v9 in 64bit
8206 mode, according to what SPAMv9 sais.
8208 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
8209 top 32 bits of %[og][0-7] in signal handlers.
8210 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
8212 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
8214 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
8215 (ashlsi3): Corresponding changes.
8217 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
8219 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
8221 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
8223 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8225 * arm.h (Hint): Delete macro.
8226 Substitute HOST_WIDE_INT for Hint in some prototypes.
8227 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
8229 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
8231 * builtins.c (expand_builtin_setjmp): Use force_operand to
8232 make sure that the buffer address is in a suitable form to be
8233 passed to force_reg.
8235 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
8237 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
8240 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
8242 * pa.md (indirect_jump): Remove mode from match_operand. Verify
8243 proper mode in the condition string.
8244 (icacheflush, dcacheflush): Remove modes from match_operands.
8246 * pa.c (emit_move_sequence): Always convert scratch_reg to the
8247 proper mode before using it.
8249 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
8252 * pa.c (store_reg): Do not call add_high_const generator directly.
8253 (load_reg, set_reg_plus_d): Likewise.
8254 * pa.md (add_high_const): No longer a named pattern.
8256 * pa.c (legitimize_address): Consistently use Pmode rather than
8257 SImode. Do not call gen_pic2_highpart directly anymore.
8258 * pa.md (pic2_highpart): No longer a named pattern.
8259 (pic2_lo_sum): Similarly. Reformat to make more readable.
8261 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
8266 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8268 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
8270 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
8272 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
8273 and tag the spill mems.
8274 (hppa_va_start): New.
8276 * pa.h (EXPAND_BUILTIN_VA_START): New.
8277 (EXPAND_BUILTIN_VA_ARG): New.
8279 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
8281 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
8282 and tag the spill mems.
8283 (mn10300_va_start): New.
8284 (mn10300_va_arg): New.
8285 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
8286 (EXPAND_BUILTIN_VA_ARG): New.
8288 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
8290 * mn10200.c (mn10200_va_arg): New.
8291 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
8293 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
8295 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
8296 rather than play with TREE_INT_CST_LOW.
8298 1999-07-27 Philip Blundell <pb@nexus.co.uk>
8300 * config/arm/telf.h: Include dbxelf.h.
8301 (CPP_PREDEFINES): Only define if not already defined.
8302 (ASM_IDENTIFY_GCC): Likewise.
8303 (SUBTARGET_EXTRA_SECTIONS): Likewise.
8304 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
8305 * config/arm/thumb.h (LINK_SPEC): Only define if not already
8307 (DBX_DEBUGGING_INFO): Don't define.
8308 * config/arm/linux-telf.h: New file.
8309 * config/arm/linux-tgas.h: New file.
8310 * config/arm/t-thumb-linux: New file.
8311 * config/arm/uclinux-elf.h: New file.
8312 * config/arm/uclinux-telf.h: New file.
8313 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
8314 thumb-*-uclinux): New targets.
8315 * configure: Regenerate.
8317 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
8319 * pa.md (post_store, pre_load): New expanders.
8320 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
8321 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
8322 need to directly generate RTL for them.
8323 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
8326 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
8328 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
8329 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
8330 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
8331 (secndary_reload_class): Make TARGET_ELF conditional compile.
8332 (print_operand_address): Similar.
8333 (output_toc): Print all values as hex.
8334 (get_issue_rate): Rearrange and add RS64A and PPC630.
8335 * rs6000.h (processor_type): Add RS64A and PPC630.
8336 (PROCESSOR_POWERPC64): New.
8337 (PROMOTE_MODE): Use word_mode.
8338 (RTX_COSTS): Add RS64A and PPC630.
8339 * rs6000.md (scheduling information): Add lmul and ldiv
8340 representing 64-bit integer multiply and divide. Add rs64a and
8342 (ashldi3): Add support for "rldic" instruction.
8343 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
8345 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
8347 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
8348 instead of V8 for sparclite86x in cpu_table.
8350 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8352 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
8353 output_file_directive.
8355 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
8357 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
8358 tree for op1, not the rtl.
8360 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
8362 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
8363 to m88k_va_start, leaving only the register spill.
8364 (m88k_build_va_list): New.
8365 (m88k_va_start): New.
8367 * m88k.h (BUILD_VA_LIST_TYPE): New.
8368 (EXPAND_BUILTIN_VA_START): New.
8369 (EXPAND_BUILTIN_VA_ARG): New.
8371 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
8373 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
8374 Rename from expand_builtin_saveregs.
8375 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
8377 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
8379 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
8380 for the register spill block.
8381 (i960_build_va_list): New.
8382 (i960_va_start): New.
8384 * i960.h (BUILD_VA_LIST_TYPE): New.
8385 (EXPAND_BUILTIN_VA_START): New.
8386 (EXPAND_BUILTIN_VA_ARG): New.
8387 * i960.md (store_multiple): Use change_address on individul mems.
8389 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
8391 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
8393 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
8394 (expand_builtin_va_end): Evaluate arg for side effects.
8395 * c-common.c (c_common_nodes_and_builtins): Construct a
8396 va_list_arg_type_node to handle array decomposition to pointer.
8398 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
8400 * except.c (start_dynamic_cleanup): Use force_operand on the
8403 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
8405 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
8406 * c4x.c (c4x_va_arg): New.
8408 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
8410 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
8413 1999-07-26 Nathan Sidwell <nathan@acm.org>
8415 * eh-common.h (__eh_matcher): Prototype correctly.
8417 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
8419 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
8420 (TARGET_SINGLE_PIC_BASE): Likewise.
8421 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
8423 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
8424 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
8425 (TARGET_OPTIONS): Add -mpic-register=N.
8426 (OUTPUT_INT_ADDR_CONST): New macro.
8427 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
8428 LEGITIMATE_PIC_OPERAND_P): Likewise.
8429 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
8430 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
8431 output_addr_const directly.
8432 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
8434 (thumb_pic_register, thumb_pic_register_string): Declare.
8436 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
8438 (label_mentioned_p): New function: Imported from arm.c.
8439 (legitimize_pic_address): New function: Imported from arm.c.
8440 (is_pic):New function: Imported from arm.c.
8441 (thumb_finalize_pic):New function: Imported from arm.c.
8442 (add_constant): Cope with PIC constants.
8443 (fixit): Cope with PIC constants.
8444 (output_return): Do not treat the PIC register as live if
8445 TARGET_SINGLE_PIC_BASE is true.
8446 (thumb_function_prologue): Do not treat the PIC register as live if
8447 TARGET_SINGLE_PIC_BASE is true.
8448 (thumb_expand_prologue): Do not treat the PIC register as live if
8449 TARGET_SINGLE_PIC_BASE is true.
8450 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
8451 TARGET_SINGLE_PIC_BASE is true.
8452 (thumb_print_operand): Accept '|'.
8453 (thumb_override_options): Process PIC options.
8455 * config/arm/thumb.md (movsi): Support PIC.
8456 (call_insn): Change "i" constraint to "X".
8457 (call_value_insn): Likewise.
8458 (consttable_4, consttable_8, consttable_end): Set and clear
8459 "making_const_table" as appropriate.
8460 (pic_load_addr, pic_add_dot_plus_four): New insns.
8462 * invoke.texi (Thumb Options): Fix spelling. Document new
8463 options -msingle-pic-base and -mpic-register=.
8465 1999-07-26 Andrew Haley <aph@cygnus.com>
8467 * config/m32r/initfini.c (__init): Use a full word immediate for
8468 __fini: this allows it to be placed in any memory region.
8470 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
8471 -mmodel=medium. This is OK for all memory models.
8473 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
8475 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
8476 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
8478 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
8480 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
8483 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
8485 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
8487 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
8488 (BUILD_VA_LIST_TYPE): New.
8489 (EXPAND_BUILTIN_VA_START): New.
8490 (EXPAND_BUILTIN_VA_ARG): New.
8491 * i860.c (output_delayed_branch): Disable.
8492 (output_delay_insn): Likewise.
8493 (i860_saveregs): New.
8494 (i860_build_va_list): New.
8495 (i860_va_start): New.
8497 * i860.md: Disable all peepholes using output_delayed_branch.
8498 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
8500 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
8502 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
8503 (BUILD_VA_LIST_TYPE): New.
8504 (EXPAND_BUILTIN_VA_START): New.
8505 (EXPAND_BUILTIN_VA_ARG): New.
8506 * clipper.c (clipper_builtin_saveregs): Only dump registers.
8507 Return the address of the save area.
8508 (clipper_build_va_list): New.
8509 (clipper_va_start): New.
8510 (clipper_va_arg): New.
8512 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
8514 * arc.h (EXPAND_BUILTIN_VA_START): New.
8515 (EXPAND_BUILTIN_VA_ARG): New.
8516 * arc.c (arc_setup_incoming_varargs): Set alias set of
8518 (arc_va_start): New.
8521 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
8523 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
8524 (BUILD_VA_LIST_TYPE): New.
8525 (EXPAND_BUILTIN_VA_START): New.
8526 (EXPAND_BUILTIN_VA_ARG): New.
8527 * alpha.c (alpha_builtin_saveregs): Delete.
8528 (alpha_build_va_list): New.
8529 (alpha_va_start): New.
8530 (alpha_va_arg): New.
8532 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
8534 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
8536 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
8537 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
8539 * gcc.texi: More changes related to list conversion.
8540 * invoke.texi: Likewise.
8542 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
8544 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
8545 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
8546 (expand_builtin_next_arg): Accept ARGLIST not EXP.
8547 (stabilize_va_list): New function.
8548 (std_expand_builtin_va_start): New function.
8549 (expand_builtin_va_start): New function.
8550 (get_varargs_alias_set): New function.
8551 (std_expand_builtin_va_arg): New function.
8552 (expand_builtin_va_arg): New function.
8553 (expand_builtin_va_end): New function.
8554 (expand_builtin_va_copy): New function.
8555 (expand_builtin): Call them.
8556 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
8557 __builtin_{varargs_start,stdarg_start,end,copy}.
8558 (build_va_arg): New function.
8559 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
8560 (build_va_arg): Declare.
8561 * c-decl.c (ptr_type_node, va_list_type_node): New.
8562 * c-parse.gperf (__builtin_va_arg): New.
8563 * c-parse.in (VA_ARG): New token.
8564 (unary_expr): Recognize it.
8565 * expr.c (expand_expr): Expand VA_ARG_EXPR.
8566 * expr.h (std_expand_builtin_va_start): Declare.
8567 (std_expand_builtin_va_arg): Declare.
8568 (expand_builtin_va_arg): Declare.
8569 (get_varargs_alias_set): Declare.
8570 * tree.def (VA_ARG_EXPR): New.
8571 * tree.h (BUILT_IN_VARARGS_START): New.
8572 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
8573 (ptr_type_node, va_list_type_node): Declare.
8574 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
8575 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
8576 * m88k.h, m88k.c: Likewise.
8577 * mn10300.h, mn10300.c: Likewise.
8578 * pa.h, pa.c: Likewise.
8579 * rs6000.h, rs6000.c: Likewise.
8580 * sh.h, sh.c: Likewise.
8581 * sparc.h, sparc.c: Likewise.
8583 * emit-rtl.c (operand_subword): Copy alias set.
8584 (change_address): Likewise.
8586 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
8588 * pa.c (compute_frame_size): Scan all the used callee saved registers,
8589 not just the first one.
8591 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
8593 * config/arm/arm.h (TARGET_SWITCHES): Add
8594 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
8595 (TARGET_OPTIONS): Add -mpic-register=.
8596 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
8597 (arm_pic_register_string): Declare.
8598 (NEED_PLT_GOT): Delete, replace with ...
8599 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
8600 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
8601 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
8602 * config/arm/arm.c (arm_override_options): Add new option
8604 (arm_pic_register_string): New variable.
8605 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
8606 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
8607 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
8608 (output_return_instruction): Likewise.
8609 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
8610 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
8611 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
8613 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
8614 mention of -msched-prolog. Document new options -msingle-pic-base
8615 and -mpic-register=.
8617 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
8619 * haifa-sched.c (reemit_notes): Tidy.
8620 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
8623 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
8625 * explow.c (trunc_int_for_mode): New function.
8626 (plus_constant_wide): Use it.
8627 * combine.c (simplify_and_const_int): Likewise.
8628 (merge_outer_ops): Likewise.
8629 (simplify_shift_const): Likewise.
8630 * cse.c (simplify_unary_operation): Likewise.
8631 (simplify_binary_operation): Likewise.
8632 * emit-rtl.c (operand_subword): Likewise.
8633 * rtl.h: Declare it.
8635 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8637 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
8638 (use NUM_REGS instead of NUM_INTS).
8640 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8642 * builtins.c: New file.
8643 * expr.c (saveregs_value, apply_args_value): Delete definition,
8644 moved into builtins.c.
8645 (string_constant): No longer static.
8646 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
8647 apply_args_size, apply_result_size, result_vector,
8648 expand_builtin_apply_args, expand_builtin_apply,
8649 expand_builtin_return): Delete functions, moved into builtins.c.
8650 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
8651 * expr.h (saveregs_value, apply_args_value): Declare variables.
8652 (expand_builtin, string_constant): Declare functions.
8653 * Makefile.in: Update to build builtin.o.
8655 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
8657 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
8658 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
8659 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
8660 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
8662 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
8665 1999-07-21 Michael Meissner <meissner@cygnus.com>
8667 * print-rtl.c (print_rtx): Print the names of the virtual
8670 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
8672 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
8673 introduced in previous delta.
8675 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8677 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
8678 to avoid name clash.
8680 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8682 * c-lex.c (yylex) : Correct the test for overflow when lexing
8685 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
8687 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
8688 (adjust_priority): Always call ADJUST_PRIORITY.
8689 (schedule_insn): Only put insns into the ready at cost 0.
8690 (schedule_block): Remove redundant initial sort. Give clock_var
8691 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
8693 * tm.texi (MD_SCHED_REORDER): Update docs.
8695 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
8696 * sparc.c (ultra_reorder_called_this_block): Delete.
8697 (ultrasparc_sched_init): Don't set it.
8698 (ultrasparc_sched_reorder): Don't check it.
8700 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
8702 * rs6000.h (struct rs6000_args): Add sysv_gregno.
8703 * rs6000.c (init_cumulative_args): Init sysv_gregno.
8704 (function_arg_boundary): Align DFmode.
8705 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
8706 to get fp reg and stack overflow correct.
8707 (function_arg): Likewise.
8708 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
8709 (setup_incoming_varargs): Restructure for ABI_V4; use
8710 function_arg_advance to skip final named argument.
8711 (expand_builtin_saveregs): Properly unskip the last integer arg
8712 when doing varargs. Adjust overflow location calculation.
8714 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
8715 explicitly unsigned.
8716 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
8717 (__VA_GP_REGSAVE): Similarly.
8718 (__va_longlong_p): Delete.
8719 (__va_arg_type_violation): New declaration.
8720 (va_arg): Restructure. Flag promotion errors. Align double.
8721 TFmode passed by reference.
8723 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
8724 in the HOST_BITS_PER_WIDE_INT > 32 case.
8726 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
8728 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
8730 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
8732 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
8733 * toplev.c (documented_lang_options): Add -fpreprocessed.
8734 * cpplib.h (struct cpp_buffer): Add preprocessed.
8735 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
8736 (cpp_start_read): Don't expand macros or emit an initial #line
8737 directive if -fpreprocessed.
8739 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8741 * cpplib.h (struct cpp_buffer): Added manual_pop for
8742 better C++ tokenization.
8743 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
8744 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
8745 * c-common.c (cpp_token): Make non-static.
8747 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8749 * c-common.h: New file.
8750 * c-common.c (permanent_obstack): Delete unused declaration.
8751 (c_global_trees): New array.
8752 (c_common_nodes_and_builtins): New function; split off common code
8753 from init_decl_processing in both c-decl.c and cp/decl.c.
8754 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
8755 c_global_trees and accessor macros defined in c-common.h.
8757 * c-decl.c: Delete definitions for tree nodes that were replaced by
8759 (init_decl_processing): Build void_list_node.
8760 Call c_common_nodes_and_builtins; delete code to generate the common
8762 * objc/objc-act.c (build_module_descriptor): Rename variable
8763 void_list_node to avoid clash with c-common.h.
8765 * Makefile.in: Update dependencies.
8766 * objc/Make-lang.in: Likewise.
8768 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
8770 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
8771 (UNIQUE_SECTION_P): Likewise.
8772 (UNIQUE_SECTION): Likewise.
8774 1999-07-19 Linas Vepstas <linas@linas.org>
8776 * config/i370/README: New file.
8777 * config/i370/linux.h: New file.
8778 * config/i370/mvs.h: New file.
8779 * config/i370/oe.h: New file.
8780 * config/i370/t-linux: New file.
8781 * config/i370/t-mvs: New file.
8782 * config/i370/t-oe: New file.
8783 * config/i370/x-oe: New file.
8784 * config/i370/xm-linux.h: New file.
8785 * config/i370/xm-mvs.h: New file.
8786 * config/i370/xm-oe.h: New file.
8788 * i370.c (label_node_t): Add first_ref_page, label_addr,
8789 label_first_ref, label_last_ref members.
8790 (mvs_need_base_reload): Renamed from mvs_label_emitted.
8791 (MAX_MVS_LABEL_SIZE): Define.
8792 (MAX_LONG_LABEL_SIZE): Define.
8793 (alias_node_t, alias_anchor, alias_number): New.
8794 (mvs_function_table): Reorder for EBCDIC.
8795 (ascebc, ebcasc): Unconditionally define.
8796 (i370_branch_dest, i370_branch_length): New functions.
8797 (i370_short_branch, i370_label_scan): New functions.
8798 (mvs_get_label): Renamed from mvs_add_label. Search for
8799 an existing label before creating a new one.
8800 (mvs_add_label): New function.
8801 (mvs_get_label_page): New function.
8802 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
8803 over the entire list.
8804 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
8805 (mvs_check_page) [TARGET_ELF_ABI]: New function.
8806 (mvs_add_alias, mvs_need_alias): New functions.
8807 (mvs_get_alias, mvs_check_alias): New functions.
8808 (handle_pragma): New function.
8809 (mvs_function_check): New function.
8810 (unsigned_jump_follows_p): Search harder.
8811 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
8812 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
8813 * i370.h (TARGET_VERSION): Delete.
8814 (CPP_SPEC, CPP_PREDEFINES): Delete.
8815 (mvs_label_emitted): Delete.
8816 (TARGET_EBCDIC): Delete.
8817 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
8818 (HANDLE_PRAGMA): Define.
8819 (HARD_REGNO_NREGS): Handle complex modes.
8820 (HARD_REGNO_MODE_OK): Likewise.
8821 (CLASS_MAX_NREGS): Likewise.
8822 (RET_REG): Likewise.
8823 (EXTRA_CONSTRAINT): Define.
8824 (RETURN_IN_MEMORY): True for DImode.
8825 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
8826 (FUNCTION_PROFILER): Delete.
8827 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
8828 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
8829 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
8830 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
8831 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
8832 (ASM_FILE_START): Add "RMODE ANY".
8833 (ASM_OUTPUT_EXTERNAL): Check for aliases.
8834 (ASM_GLOBALIZE_LABEL): Likewise.
8835 (ASM_OUTPUT_LABELREF): Likewise.
8836 (ASM_OUTPUT_COMMON): Likewise.
8837 (PRINT_OPERAND): Handle 'K', 'W', default.
8838 (PRINT_OPERAND_ADDRESS): New.
8839 (Lots of defines): Add support for TARGET_ELF_ABI.
8840 * i370.md (attr length): New. Define for all patterns.
8841 (*): Lots of tweeks to assembly output and constraints.
8843 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
8845 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
8846 Disable patterns performing SImode comparisons with SImode values
8847 if TARGET_POWERPC64 and instruction does not sign-extend or does
8848 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
8849 differ for signed quantities.
8850 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
8851 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
8852 (decrement_and_branch_on_count): Add 64-bit variant.
8854 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8856 * final.c (output_asm_insn): When searching for the matching string
8857 for a given dialect, don't run past the end of the list of
8858 alternatives if there are fewer alternatives in the template than
8861 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
8863 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
8864 Removed paragraph about compression of files and size limitation,
8865 duplicated in the FAQ. Use gcc-patches for posting patches.
8866 * gcc.c (main): Updated URL with bug reporting instructions to
8867 gcc.gnu.org. Removed e-mail address.
8868 * system.h (abort): Likewise.
8870 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8872 * Makefile.in (stmp-multilib-sub): Make the files extracted
8873 from $(LIBGCC1) writable.
8875 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
8877 * config/arm/aout.h: Reformat for improved readability.
8879 * config/arm/arm.h: Reformat for improved readability.
8880 Replace uses of fprintf with asm_fprintf where appropriate.
8881 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
8882 function declaration assembler actions.
8883 (NUM_INTS): New macro: Convert from bytes to words.
8884 (NUM_REGS): New macro: Compute number of registers required to
8885 hold a quanitity of tyep MODE.
8886 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
8888 (NUM_ARG_REGS): New macro: The number of argument registers
8890 (ARG_REGISTER): New macro: Compute the register number of the Nth
8892 (LAST_ARG_REGNUM): New macro: The number of the last argument
8894 (SP_REGNUM): New macro: Register number of the stack pointer.
8895 (FP_REGNUM): New macro: Register number of the frame pointer.
8896 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
8897 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
8898 CUMULATIVE_ARGS so that it counts registers not bytes.
8900 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
8902 Replace uses of fprintf with asm_fprintf where appropriate.
8903 (output_ascii_pseudo_op): Replace with version from thumb.c
8905 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
8907 * config/arm/elf.h (CPP_PREDEFINES): Replace with
8909 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
8910 (ASM_FILE_START): Emit ASM_APP_OFF.
8912 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
8914 * pa.c (compute_frame_size): Round frame according to
8915 STACK_BOUNDARY rather than a hardwired value.
8917 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
8919 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
8921 * configure: Rebuilt.
8923 * configure.in (hppa*-*-linux*): New configuration.
8924 * configure: Rebuilt.
8925 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
8926 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
8927 * pa/pa-linux.h: New file.
8928 * pa/t-linux: New file.
8929 * pa/xm-linux.h: New file.
8931 * pa.c (hppa_legitimize_address): Change references from SImode to
8932 either Pmode or word_mode as appropriate.
8933 (emit_move_sequence, store_reg, load_reg): Likewise.
8934 (set_reg_plus_d, hppa_expand_prologue): Likewise.
8935 (output_mul_insn): Likewise.
8936 * pa.h (PROMOTE_MODE): Likewise.
8937 (INITIALZE_TRAMPOLINE): Likewise.
8938 (Pmode): Define to word_mode.
8940 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
8941 value of 4. Allocate 8 bytes for each FP register save.
8942 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
8944 (hppa_expand_prologue): Likewise.
8945 * pa.h (PROMOTE_MODE): Likewise.
8946 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
8947 (FUNCTION_ARG_BOUNDARY): Likewise.
8949 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
8951 * pa.c (out_of_line_prologue_epilogue): Delete.
8952 (override_options): Remove -mspace related code.
8953 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
8954 (compute_frame_size): Only allocate space for register that
8955 actually need to be saved.
8956 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
8957 (TARGET_SWITCHES): Remove -mspace, -mno-space
8958 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
8959 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
8960 * pa/ee.asm, pa/ee_fp.asm: Delete.
8962 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
8964 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
8965 directive in column zero.
8967 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
8969 * m68k.c (output_function_prologue): Fix computation of save mask
8970 when generating PIC code.
8972 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
8974 * tree.c (build_type_attribute_variant): Move current_obstack restore
8975 after build_qualified_type call.
8977 1999-07-15 Mark Mitchell <mark@codesourcery.com>
8979 * configure.in: Use t-iris6, even with GNU LD.
8980 * config/mips/iris6gld.h: Fix typo in linker spec.
8981 * config/mips/t-iris6gld: Remove.
8983 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
8985 * rs6000.md (insv, extzv): Remove SImode dependence in named
8986 patterns. Explicitly generate DImode RTL if PowerPC64 and
8988 (insvdi): Reverse start and size in instruction template.
8990 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
8992 * invoke.texi: Typo fixes.
8994 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
8996 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
8997 handle at this time instead of silently generating incorrect code.
8998 (gen_imagpart): Likewise.
9000 * reload.c (find_reloads): Emit a USE for a pseudo register without
9001 a hard register if we could not create an optional reload for the
9004 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9006 * c-typeck.c (output_init_element, process_init_element):
9007 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9008 check for nameless bit fields.
9010 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9012 * regclass.c (scan_one_insn): Notice subregs that change the
9013 size of their operand.
9014 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9016 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9018 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9019 * configure: Rebuilt.
9020 * alpha/t-ieee: New file.
9022 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9024 * rs6000.c (find_addr_reg): Do not select r0 as an address
9027 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9029 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9031 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9033 * rs6000.md (movsf): Do not force easy FP constants into memory.
9035 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9036 immed_double_const to ensure they are properly truncated then
9039 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9041 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9042 always unless NO_DEBUG is used. Compile this code
9044 (replace_symbols_in_block): Compile it unconditionally.
9046 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9048 * configure.in (i?86-*-elf*): New target.
9049 * configure: Rebuilt.
9050 * i386/i386elf.h, i386/t-i386elf: New files.
9052 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9054 * toplev.c (main): Don't complain about saying -gdwarf.
9055 (rest_of_compilation): Remove redundant code.
9057 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9059 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9061 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9063 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9064 "Li960R:", to avoid name clash.
9066 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9068 * loop.c (check_dbra_loop): When reversing a loop, delete all
9069 REG_EQUAL notes referencing the reversed biv except those which are
9070 for a giv based on it.
9072 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9074 * version.c: Drop "gcc-" prefix from version #.
9076 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9078 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9079 the label if we're being verbose.
9081 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9083 * m68k.c (output_function_prologue): Add pic register to mask
9084 if live and flag_pic.
9085 (output_function_epilogue): Likewise.
9087 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9089 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9090 directives in column zero.
9092 * pa/elf.h (ASM_FILE_START): Define.
9093 * pa/som.h (ASM_FILE_START): Include .level directives.
9094 * pa/hpux10.h (ASM_FILE_START): Delete.
9095 * pa/hpux11.h (ASM_FILE_START): Delete.
9097 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9099 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9101 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9102 when reload_out equals reload_in.
9104 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9106 * invoke.texi (Spec Files): New node: Describe the contents of
9109 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9111 * invoke.texi (DEC Alpha Options): Put @end table at
9112 beginning of line, to avoid confusing texi2html.
9114 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9116 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9117 introduced in previous delta.
9119 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9121 * reload1.c (gen_reload): When synthesizing a 3 operand add
9122 sequence, improve test for when to reload OP1 into the reload
9123 register instead of OP0.
9125 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9127 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9129 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9131 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9134 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9136 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9137 (va_dcl): Use __builtin_va_alist_t.
9139 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9141 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9142 on the permanent_obstack.
9143 * dwarfout.c (output_type): Likewise.
9145 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9147 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9148 Merged from c-typeck.c and cp/typeck.c.
9149 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9150 Merged into c-common.
9152 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9154 * c-lex.c (errorcount): Declare it.
9155 (finish_parse): Update errorcount when using CPPLIB.
9157 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9159 * fixinc/inclhack.def(end_else_label): Double the backslash so
9160 sed gets a chance to see it.
9161 * fixinc/inclhack.sh: regen
9162 * fixinc/fixincl.x: regen
9164 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9166 Add framework to support armv5 architecture when it becomes
9169 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9170 (arm_arch5): New variable.
9171 (all_architectures): Add armv5 line.
9172 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9173 -march=armv5 is specified on the command line.
9174 (arm_arch5): Export this variable.
9175 * invoke.texi: Document new string accepted by -march= switch for
9178 * config/arm/arm.h: Replace use of constant 12 as a register
9179 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9180 * config/arm/arm.c: Replace use of constant 12 as a register
9181 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9183 * config/arm/elf.h: Tidy up.
9184 * config/arm/coff.h: Tidy up.
9186 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
9188 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
9189 * gcc/config/mips/t-iris6gld: New file.
9190 * gcc/config/mips/iris6gld.h: Likewise.
9192 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
9194 * c-decl.c (widest_integer_literal_type_node,
9195 widest_unsigned_literal_type) : New.
9196 (init_decl_processing): Handle/use the two new types.
9197 * c-common.c (type_for_size,type_for_mode) : Same.
9198 * c-lex.c (yylex) : Same.
9199 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9201 * c-tree.h (widest_integer_literal_type_node,
9202 widest_unsigned_literal_type) : New.
9204 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
9206 * dwarfout.c (field_byte_offset): Correctly compute the object's
9207 byte offset for the first bit of a field which crosses an alignment
9208 boundary on a !BYTES_BIG_ENDIAN target.
9210 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
9212 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
9215 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
9216 Jeff Law <law@cygnus.com>
9218 * ginclude/varargs.h (va_dcl): Use word_mode for type of
9221 * except.c: Include intl.h.
9222 (expand_eh_return): Set current_function_cannot_inline.
9223 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
9224 * function.h (struct function): Add eh_return_stub_label.
9225 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
9226 * Makefile.in (except.o): Depend on intl.h.
9228 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
9230 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
9231 same as offsettable in cases 1 and 2.
9233 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
9235 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
9236 (extlh, extwh): Likewise.
9238 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
9240 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
9242 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
9244 * configure.in: Add arm-pe and thumb-pe targets.
9245 * configure: Regenerate.
9247 * thumb.c (arm_naked_function_p): New function: Determines if
9248 a function is naked (has no gcc generated prologue/epilogue).
9249 (is_called_in_ARM_mode): Return true if the func has the
9250 interfacearm attribute.
9251 (output_return): Do not generate a return for naked functions.
9252 (thumb_function_prologue): Do not generate a prologue for
9254 (thumb_expand_prologue): Do not generate a prologue for naked
9256 (thumb_expand_epilogue): Do not generate an epilogue for naked
9258 (arm_valid_machine_decl_attribute): New function, copied from
9259 arm.c: Permit naked and interfacearm attributes.
9261 * config/arm/pe.c: New file: Support code for arm-pe target.
9262 * config/arm/pe.h: New file: Header file for arm-pe target.
9263 * config/arm/tpe.h: New file: Header file for thumb-pe target.
9264 * config/arm/t-thumb-pe: New file: Makefile fragment for
9267 1999-07-01 Mark Kettenis <kettenis@gnu.org>
9269 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
9270 -fPIC or -fpic is specified.
9272 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
9274 * expr.c (emit_block_move): Use copy_to_mode_reg for
9275 !TARGET_MEM_FUNCTIONS case too.
9277 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
9279 * configure: Rebuilt.
9280 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
9281 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
9282 definitions made redundant by dbxelf.h inclusion. Delete
9283 lots of definitions related to assembly output that are
9284 specific to the SOM object format.
9285 * pa.c (output_function_prologue): Do not emit the function's
9287 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
9288 * pa-pro.h: Deleted.
9289 * som.h: New file with SOM specific definitions.
9290 * elf.h: New file with ELF specific definitions.
9292 * elfos.h (const_section): Output a tab before assembler directives.
9293 (ctors_section, dtors_section): Likewise.
9294 (ASM_OUTPUT_SECTION_NAME): Likewise.
9296 * pa/pa1.h: Delete unused file.
9298 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
9300 * configure.in (hppa*-hp-hpux11*): New configuration.
9301 * configure: Rebuilt.
9302 * pa/pa-hpux11.h: New file.
9303 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
9306 * mips.md (leasi, leadi): New patterns.
9308 * expr.c (emit_block_move): Properly handle case where one of the
9309 block move arguments has a queued increment or decrement.
9310 (clear_storage): Similarly. Fix formatting goof.
9312 1999-06-28 "David O'Brien" <obrien@NUXI.com>
9314 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
9315 semicolon from the BSD VA_LIST replacement expression.
9317 * fixinc/inclhack.sh: regen
9318 * fixinc/fixincl.x: regen
9320 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
9321 now use the fixincl program.
9323 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
9325 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
9326 case. Also make the PIC register call_used.
9328 * m68k.h (FINALIZE_PIC): Delete.
9329 * m68k.c (finalize_pic): Delete.
9331 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
9333 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
9336 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
9338 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
9340 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
9342 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
9344 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
9346 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
9348 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
9350 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
9352 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
9354 * rs6000.c (output_toc): Always use hex values for floating-point
9355 constants. Store single-precision values in upper-half of TOC
9356 entry in 64-bit mode.
9357 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
9358 to final constraints.
9359 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
9360 (fctiwz): Improve accuracy of RTL for pattern.
9362 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
9364 * expr.c (expand_expr): Allow RTL_EXPR's through the
9365 MAX_INTEGER_COMPUTATION_MODE checks.
9367 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
9369 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
9370 such that MASK_SUPPORT_ARCH is not negative.
9372 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
9374 * loop.c (verify_dominator): Properly handle ADDR_VEC and
9375 ADDR_DIFF_VEC insns that appear inside loops.
9377 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
9378 Jeff Law <law@cygnus.com>
9380 * rs6000.md (movdf_hardfloat32): Revert previous patch.
9381 Handle LO_SUM the same as offsettable in cases 1 and 2.
9382 * rs6000.c (find_addr_reg): Revert previous patch.
9384 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
9386 * system.h (strstr): New external function declaration.
9387 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
9388 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
9389 * config.in, configure: Rebuilt.
9391 1999-06-24 Tom Tromey <tromey@cygnus.com>
9393 * gcc.c (main): Read user-specified specs files after computing
9394 additional startfile_prefixes.
9396 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
9398 Revert these two patches:
9400 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9401 * loop.c (strength_reduce): When doing biv->giv conversion, update
9402 reg note of NEXT->insn.
9404 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9405 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9407 (recombine_givs): Set ix field after sorting.
9409 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9411 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
9412 for the parts of an UNSPEC / UNSPEC_VOLATILE.
9414 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
9416 *fixinc/inclhack.def: Add fix development commentary
9417 (read_ret_type): reactivate and add selection clause
9418 (zzz_*): tweak output file name to match what is used in hackshell.tpl
9419 *fixinc/{fixincl.x|inclhack.sh}: regen
9421 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
9423 * expr.c (expand_expr): STRIP_NOPS before checking against
9424 MAX_INTEGER_COMPUTATION_MODE
9425 (check_max_integer_computation_mode): Likewise.
9427 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
9429 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
9431 1999-06-22 Jim Wilson <wilson@cygnus.com>
9433 * expr.c (store_expr): When target is a promoted subreg, return a
9434 promoted subreg as a result.
9436 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
9438 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
9440 (dwarf2out_define): Mark unused parameters appropriately.
9441 (gen_unspecified_parameters_die): Ditto.
9442 (gen_subprogram_die): Fix signed/unsigned warnings.
9443 (gen_variable_die): Ditto.
9445 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
9447 * fixinc/inclhack.def(end_else_label): combined else_label
9448 and endif_label and fixed the sed expression.
9449 *fixinc/{fixincl.x|inclhack.sh}: regen
9451 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
9453 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
9454 'x' when handling non-offsettable addresses
9456 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
9458 * final.c (shorten_branches): Don't try to split an insn that has
9461 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
9463 * config/mips/mips.c (symbolic_expression_p): New function.
9464 (mips_select_rtx_section): Put symbolic expressions in the
9465 data section, not the read-only data section.
9467 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
9469 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
9471 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
9473 * collect2.c (main): Log frame table count.
9474 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
9475 (scan_prog_file) [COFF]: Handle frame tables.
9477 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
9478 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
9479 * alpha/elf.h: Undef them again.
9480 * alpha/vms.h: Remove their definitions.
9482 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9484 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
9485 remove the clobber of r0 and change the REG_UNUSED note to
9488 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
9490 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
9491 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
9492 fits in HOST_WIDE_INT and one uses union to access a long constant
9495 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
9497 * sparc.c (sparc_override_options): Don't allow profiling for
9498 code models other than medlow.
9499 (sparc_function_profiler): New function from old FUNCTION_PROFILER
9500 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
9501 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
9502 (sparc_block_profiler): Likewise.
9503 (sparc_function_block_profiler_exit): Likewise.
9504 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
9505 (FUNCTION_BLOCK_PROFILER): Likewise.
9506 (BLOCK_PROFILER): Likewise.
9507 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
9508 (MCOUNT_FUNCTION): New.
9509 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
9510 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
9511 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
9512 (MCOUNT_FUNCTION): New.
9513 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
9514 (BLOCK_PROFILER): Delete.
9515 (MCOUNT_FUNCTION): New.
9517 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
9519 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
9521 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9523 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9526 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9529 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9532 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9535 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
9537 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
9540 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
9542 * i386/djgpp.h (LIB_SPEC): New.
9543 (STARTFILE_SPEC): New.
9545 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
9547 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
9549 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
9552 * system.h (WSTOPSIG): New macro.
9554 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
9556 * c-pragma.c (push_alignment): Don't ignore alignments greater than
9558 (insert_pack_attributes): Take into account member natural
9561 * i386/winnt.c (exports_head): New static variable.
9562 (i386_pe_record_exported_symbol): New function.
9563 (i386_pe_asm_file_end): Use.
9564 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
9565 symbols to be emitted at end of assembly.
9566 (ASM_DECLARE_OBJECT_NAME): Likewise.
9567 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9569 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
9572 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
9574 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
9577 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
9579 * haifa-sched.c (sched_analyze_1): Use free_list instead of
9580 zapping reg_last_uses directly.
9581 (sched_analyze_2, sched_analyze_insn): Likewise.
9582 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
9584 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
9586 * rs6000.md (movdf_hardfloat32): Use worst case insn length
9587 attributes for cases 1 and 2.
9589 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
9591 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
9594 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
9596 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
9598 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
9600 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
9601 PIC_OFFSET_TABLE_REGNUM for general alloaction.
9602 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
9603 must be stacked if it is used for PIC accesses.
9604 * arm.c (use_return_insn): Handle PIC register specially.
9605 (output_return_instruction): Likewise.
9606 (output_func_{prologue,epilogue}): Likewise.
9607 (output_expand_prologue): Likewise.
9609 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
9610 (*strsi_predec): Renamed from *strqi_predec.
9611 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
9612 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
9614 * arm.c (arm_override_options): Remove warning about PIC code
9615 not being supported.
9617 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
9619 * rs6000.c (find_addr_reg): New function.
9620 * rs6000.h (find_addr_reg): Declare.
9621 (offsettable_addr_operand): Delete.
9622 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
9623 from and stores to GPRs.
9625 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
9627 * alpha.c (alpha_expand_block_move): Use get_insns rather than
9628 gen_sequence as argument to emit_no_conflict_block.
9630 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9632 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
9633 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
9634 *fixinc/fixincl.x: regen
9635 *fixinc/inclhack.sh: regen
9637 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
9639 * added support for -mpcrel (PC relative addressing for m68k)
9640 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
9641 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
9642 * m68k.c (print_operand_address): Handle 32-bit PIC case.
9643 (comments for general_src_operand): Add some explanation
9644 about EXTRA_CONSTRAINTS.
9645 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
9646 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
9647 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
9648 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
9649 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
9650 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
9651 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
9653 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
9654 * m68k.h (TARGET_PCREL): New target flag.
9655 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
9656 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
9657 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
9658 contains a SYMBOL_REF. Relax this constraint during reload, since
9659 we want to use the predicates, not reload's built-in concept of a
9660 valid memory address, to control what insns need reloading.
9661 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
9662 operands (essentially 'g', 'm', and 's' under normal circumstances).
9663 * m68k.c (print_operand): Cause printing of pc-relative addresses
9664 to include pc register.
9665 (print_operand_address): Ditto.
9666 (general_src_operand): Accept operands that are not only
9667 general_operands, but are also valid when used as a pc-relative
9669 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
9670 (memory_src_operand): Similar, for memory_operands.
9671 (pcrel_address): New predicate to accept the special case of a
9672 pc-relative address.
9673 * m68k.md (many patterns): Rewrite common SImode, HImode, and
9674 QImode insns to accept *_src_operand instead of *_operand where
9675 pc-relative operands can fit. For example, a pc-relative operand
9676 can be used as a memory source operand for addsi3, but not as a
9678 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
9680 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
9682 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
9683 .thumb_set pseudo op to mark aliases of thumb functions.
9685 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
9687 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
9688 preference to ASM_OUTPUT_DEF, if it is defined.
9690 * tm.texi: Document new, optional target macro
9691 ASM_OUTPUT_DEF_FROM_DECLS.
9693 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9695 * fixincludes: ISCNTL patch
9696 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
9697 (dgux_int_varargs): new for DG/UX
9698 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
9700 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
9702 * invoke.texi (ia32 options): Fix typo.
9704 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9706 * loop.c (strength_reduce): When doing biv->giv conversion, update
9707 reg note of NEXT->insn.
9709 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
9711 * loop.c (move_movables): Note issues with replacing REGs with
9713 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
9715 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
9717 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
9719 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
9720 the reference to `mcount' was not correct for the ELF on FreeBSD.
9722 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9724 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9727 (recombine_givs): Set ix field after sorting.
9729 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
9731 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
9732 to safe to extract a subword out of a REG.
9734 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9736 * sh.md (mulsi3): Don't add a no-op move at the end.
9738 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9740 * cse.c (cse_insn): Don't put hard register source into tables for
9741 the last insn of a libcall.
9743 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9745 * loop.c (strength_reduce): Insert sets of derived givs at every
9746 biv increment, even if it's the only one.
9748 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9750 * dwarfout.c (add_incomplete_type): New fn.
9751 (output_type): Call it.
9752 (retry_incomplete_types): New fn.
9753 (dwarfout_finish): Call it.
9755 From Eric Raskin <ehr@listworks.com>:
9756 (output_type): Output types for bases.
9758 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9760 * mips.c (mips_output_conditional_branch): Add `break'
9761 between `default' label and `close braces'.
9763 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
9765 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
9766 specifications and make it realistic.
9767 (LIB_SPEC): Likewise.
9769 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
9771 * config/mips/mips.c (mips_secondary_reload_class): Check for
9772 (PLUS (SP) (REG)) and return appropriate register class.
9773 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
9774 Handle (PLUS (SP) (REG)).
9775 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
9776 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
9777 of emit_insn for tablejump.
9779 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
9781 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
9782 asm_fprintf format string by itself.
9783 (output_function_profiler): Likewise.
9785 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
9787 * combine.c (simplify_logical, case AND): Only call
9788 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
9789 or the constant is positive.
9791 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
9793 * configure.in: Fix typo in rs6000-ibm-aix4 case.
9794 * configure: Regenerate.
9796 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
9798 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
9799 require a sub-version #.
9800 * configure: Rebuilt.
9802 1999-06-14 Robert Lipe (robertlipe@usa.net)
9804 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
9806 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
9808 * c-typeck.c (process_init_element): Detect excess elements in
9809 char array initializer.
9811 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9813 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
9815 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9817 * invoke.texi (Option Summary): Add -fpermissive flag.
9819 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
9821 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
9822 that require PIC code sequences.
9824 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
9826 * configure.in: Add new target: thumb-elf.
9827 * configure: Regenerate.
9828 * config/arm/t-thumb-elf: New file: Makefile fragment for
9830 * config/arm/telf.h: New file: Header file for thumb-elf
9833 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
9835 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
9836 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
9837 initializers is some circumstances.
9839 * fixinc/inclhack.def (endif_label): Add additional selector for
9840 more bogus stuff after #endif statements.
9841 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
9843 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
9845 * i386/cygwin.h (SET_ASM_OP): Define.
9847 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
9849 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
9851 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9853 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
9856 * sh.md (ic_invalidate_line_i): Remove second alternative.
9858 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9860 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
9861 test for the presence of valid prototypes. Delete bypass expr.
9862 (ioctl_fix_ctrl): Correct the selection expression.
9863 (no_double_slash): Correct quoting rules
9864 *fixinc/fixincl.x: regen
9865 *fixinc/inclhack.sh: regen
9867 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
9869 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
9871 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9873 * rs6000.md (movsi_got_internal_mem): Delete.
9874 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
9875 (GOT_TOC_REGNUM): Delete.
9876 (PIC_OFFSET_TABLE_REGNUM): Define.
9877 (FINALIZE_PIC): Disable.
9878 * rs6000.c (rs6000_got_register): New code for fixed pic register.
9879 (rs6000_replace_regno): Delete.
9880 (rs6000_finalize_pic): Likewise.
9881 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
9883 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9885 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
9886 is a note; use <= for the compare; advance P while it is
9889 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
9891 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
9892 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
9894 * varasm.c (remove_from_pending_weak_list): Verify t->name
9895 is non-NULL before passing it to strcmp.
9897 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9899 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
9900 the typed arguments are not part of a comment
9901 (ioctl_fix_ctrl): Added a purpose comment
9902 *fixinc/fixincl.x: regenerate
9903 *fixinc/inclhack.sh: regenerate
9905 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9907 * invoke.texi: Add C4x invocation docs.
9909 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9911 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
9913 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
9915 (c4x_legitimize_reload_address): New function.
9916 * config/c4x/c4x.md: Update docs.
9918 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
9920 * fixincludes: Avoid removing '.'.
9921 * fixinc/fixinc.svr4: Likewise.
9922 * fixinc/fixinc.winnt: Likewise.
9923 * fixinc/inclhack.tpl: Likewise.
9924 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
9926 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9928 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
9930 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
9932 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
9934 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
9937 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
9939 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
9940 * configure: Regenerate.
9942 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
9944 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
9947 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
9949 * fixinc/inclhack.def (avoid_bool): Also catch
9950 "typedef [unsigned] int bool".
9951 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9953 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
9954 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
9955 * configure: Rebuilt.
9957 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
9959 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
9960 such that we can override its definitions if necessary.
9961 (CPP_SPEC): New define. Support processor specific predefines via
9963 (CC1_SPEC): New define. Support processor specific compiler
9964 options via %(cc1_cpu).
9965 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
9968 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9970 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
9971 between sed's -e flag, and the open-quote following it.
9972 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9974 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
9975 Jeffrey A Law (law@cygnus.com)
9977 * varasm.c (assemble_start_function): Remove the function
9978 from the pending weak decls list when we define a function.
9979 (assemble_variable): Similarly for variables.
9980 (weak_finish): Ignore items on the list with a NULL name.
9981 (remove_from_ending_weak_list); New function to "remove" an item
9982 from the pending weak declarations list.
9984 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9986 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
9988 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
9990 * c-lex.c (GETC): Redefine to call getch.
9991 (UNGETC): Redefine to call put_back.
9992 (putback_buffer): New structure type.
9993 (putback): New static structure.
9994 (getch): New function.
9995 (put_back): New function.
9996 (yylex): Replace unused bytes from bad multibyte character.
9998 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10000 * cpplib.c (do_define): Cast `alloca' return value.
10001 (do_include, do_undef, do_pragma): Likewise.
10002 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10004 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10005 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10007 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10009 * sparc.md (abstf2): This should be an expand.
10010 (split after abstf2_notv9): Fix mode.
10011 (abstf2_hq_v9): New pattern.
10012 (abstf2_v9): Only use when no hard quad.
10013 (absdf2_v9): Fix if target is not the same as source.
10014 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10015 Add correct output constraints.
10017 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10019 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10020 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10022 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10024 * mips.h (mips_output_conditional_branch): New function.
10025 (mips_adjust_insn_length): Likewise.
10026 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10027 (ADJUST_INSN_LENGTH): Likewise.
10028 * mips.c (print_operand): Add `F' and `W' for floating-point
10029 comparison opcodes.
10030 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10032 (mips_adjust_insn_length): New function.
10033 (mips_output_conditional_branch): New function.
10034 * mips.md (length): Adjust attribute definition to handle
10035 conditional branches. Change lengths to bytes, rather than
10036 instructions throughout. Remove length attribute from
10037 instructions whose length is four bytes, and rely on the default
10039 (dslot): Fix typo in comment.
10040 Reword conditional branch patterns to use
10041 mips_output_conditional_branch.
10043 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10045 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10046 (LIB_SPEC): Likewise.
10047 Link with -lprof1_r for -g/-pg.
10049 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10051 * loop.c (check_dbra_loop): Fix change of Jan 19.
10053 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10055 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10056 (STARTFILE_SPEC): Define, override the svr4.h version.
10057 (ENDFILE_SPEC): Likewise.
10059 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10061 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10062 * fixinc/fixincl.x: Regenerated.
10063 * fixinc/inclhack.sh: Regenerated.
10065 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10067 * sh.c (barrier_align): Don't return early for normal branch/barrier
10068 when optimizing for SH2.
10070 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10072 * i386/udk.h (LINK_SPEC): Correct linker search path for
10075 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10077 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10078 (braf_label_ref_operand): Delete.
10079 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10080 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10081 label_ref, and has no predicate.
10082 The patten has a predicate to guard against invalid substitutions.
10083 (dummy_jump): Delete.
10084 (casesi): Update use of casesi_jump_2.
10086 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10088 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10089 *fixinc/fixincl.x: regenerate
10090 *fixinc/inclhack.sh: regenerate
10092 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10094 * dwarf2out.c (add_incomplete_type): New fn.
10095 (gen_struct_or_union_type_die): Call it.
10096 (retry_incomplete_types): New fn.
10097 (dwarf2out_finish): Call it.
10099 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10101 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10102 current block starts with a CODE_LABEL and ends with a CALL and
10103 we can not find all the argument setup instructions for the CALL.
10105 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10107 Revert this change:
10108 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10109 something is a candidate for optimize_bit_field_compare.
10111 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10113 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10115 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10117 * alpha.c (override_options): Thinko in last patch.
10119 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10120 (LIB_SPEC): Recognize -pthread.
10122 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10124 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10125 definition in config/arm/coff.h
10126 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10128 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10130 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10131 fixes that need "file=xxx\n" prepended before invocation
10132 (start_fixer - new): starting the fixer process is complex enough
10133 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10134 (process): uses the new routine; omit usage of putenv()
10135 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10136 * fixinc/fixincl.x: regenerate
10138 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10140 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10141 and version #s (1.1 -> 2.96) as needed.
10142 * README.g77: Kill way out of date file in the toplevel directory.
10144 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10146 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10147 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10148 * configure: Rebuilt.
10149 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10150 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10151 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10152 (SWITCH_TAKES_ARG): Likewise.
10153 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10154 * config/t-freebsd: Moved from config/i386/ so it can used for all
10157 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10159 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10161 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10163 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10164 * configure: Rebuilt.
10166 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10168 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10169 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10170 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10171 (rs6000_output_load_toc_table): Same.
10172 (output_prolog, output_mi_thunk): Same.
10173 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10174 (ASM_GLOBALIZE_LABEL): Use putc.
10176 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10178 * alpha.md (reload_*_help): New patterns and splitters.
10179 (reload_*): Use them.
10180 (mov[qh]i): Likewise.
10182 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
10184 * cccp.c (handle_directive): Handle backslash-newlines in quoted
10187 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
10189 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
10191 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
10193 * flow.c (mark_regs_live_at_end, insn_dead_p,
10194 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
10195 and HARD_FRAME_POINTER_REGNUM special treatment if reload
10196 hasn't run or the frame pointer is needed.
10197 * haifa-sched.c (attach_deaths): Likewise.
10198 * sched.c (attach_deaths): Likewise.
10200 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
10202 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
10203 calculate_can_reach_end returns nonzero.
10205 * configure.in (native gas tests): Search for an assembler in the
10206 same manner that the installed compiler will.
10207 * configure: Rebuilt.
10208 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
10210 * alias.c (find_base_term): Improve handling of addresses
10211 constructed from binary operations.
10213 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
10215 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
10217 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
10219 * function.h (cleanup_label, frame_offset): Declare.
10220 (tail_recursion_label, tail_recursion_reentry): Likewise.
10221 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10222 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
10223 (tail_recursion_label, tail_recursion_reentry): Likewise.
10224 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10226 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
10228 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
10230 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
10231 (MAX_OFILE_ALIGNMENT): Define.
10233 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
10235 * fixincl.c: Replace local include scheme with #includes of
10236 gansidecl.h and system.h.
10237 * procopen.c: Likewise.
10238 * server.c: Likewise.
10240 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
10242 * i386/t-dgux (EXTRA_PARTS): Add crti.o
10243 (crti.o): Add build rule and dependencies.
10244 * fixinc/fixinc.dgux: Use modified _int_varargs.h
10246 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10248 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
10249 (LIB_LINUX_SPEC): Likewise.
10250 (LIB_LINUX_SPEC): Add support for -pthread
10251 (CPP_OS_LINUX_SPEC): Likewise.
10252 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
10255 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
10257 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
10259 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
10260 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
10261 for IEEE math and CC_FCOMI.
10262 (put_jump_code): No IEEE if CC_FCOMI is set.
10264 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10266 * fold-const.c (fold_truthop): Make the field reference unsigned
10267 when converting a single bit compare.
10269 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10271 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
10273 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
10275 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
10276 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
10279 * reload.c (push_reload): Do not call remove_address_replacements
10280 when presented with identical optional reloads.
10282 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
10284 * alpha.h (MASK_FIX, TARGET_FIX): New.
10285 (MASK_*): Reorganize constants.
10286 (CPP_AM_FIX_SPEC): New.
10287 (TARGET_SWITCHES): Add FIX.
10288 (EXTRA_SPECS): Likewise.
10289 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
10290 (SECONDARY_MEMORY_NEEDED): Likewise.
10291 (REGISTER_MOVE_COST): Likewise.
10292 * alpha.c (override_options): Add FIX support. Always use
10293 ALPHA_TP_PROG for ev6.
10294 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
10295 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
10296 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
10298 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
10300 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10301 something is a candidate for optimize_bit_field_compare.
10303 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
10305 * gcc.texi (Passes): Document branch-shortening.
10306 * invoke.texi (Debugging Options): Document the fact that `-dp'
10307 outputs length information for instructions.
10309 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
10311 * flow.c: Revert previous delta.
10313 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
10315 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
10316 FRAME_POINTER_REGNUM.
10317 (mark_set_1): Ditto.
10318 (mark_used_regs): Ditto.
10320 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
10322 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
10323 (GOT_PCREL): New macro. Define to 1 if not already defined.
10324 * arm/elf.h (GOT_PCREL): Define to 0.
10325 * arm.c (arm_finalize_pic): Take into account the setting of
10328 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
10330 * output.h (STRIP_NAME_ENCODING): Provide default definition.
10331 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
10333 * flow.c (mark_set_1): Do not record BLKmode stores as dead
10334 store elimination candidates.
10336 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
10338 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
10341 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
10343 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
10344 Add use of x-aix41-gld.
10346 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
10348 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
10349 (ASM_OUTPUT_DESTRUCTOR): Define.
10351 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
10353 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
10354 last CODE_LABEL in a loop if we have previously passed a jump
10355 to the top of the loop.
10357 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
10359 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
10360 applying Philip's patch.
10362 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
10364 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
10367 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
10369 * loop.c (strength_reduce): Grow reg_single_usage as needed.
10371 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
10373 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
10374 Also remove a useless comment.
10376 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10378 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
10380 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
10382 * collect2.c (main): Only generate import or export file and add
10383 to link arguments if non-empty. Use xmalloc not alloca.
10384 (write_{export,import}_file): Delete.
10385 (write_aix_file): New function.
10386 (locatelib): Use xmalloc not malloc.
10387 (GCC_OK_SYMBOL): Do not check type if aix64.
10389 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
10391 Based on patch by Scott Bambrough and Pat Beirne:
10392 * config/arm/arm.c (making_const_table): New variable.
10393 * config/arm/arm.h (making_const_table): Declare.
10394 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
10396 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
10397 Keep track of when we are building the constant table.
10399 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
10401 * config/arm/arm.c (arm_override_options): Fix erroneous warning
10404 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
10406 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
10409 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
10411 * tm.texi (FUNCTION_ARG): Correct description of a stack element
10414 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
10416 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
10418 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10420 * rs6000.c (output_mi_thunk): Enable full support again.
10422 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10424 * sh.h (BRANCH_COST): Define.
10426 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
10428 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
10430 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
10432 * function.c (assign_stack_local): Align stack slot propertly.
10433 (assign_outer_stack_local): Likewise.
10435 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
10437 * expr.h (lang_expand_constant): Declare.
10438 * toplev.c (lang_expand_constant): Define it.
10439 * varasm.c (output_constant): Use it.
10441 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10443 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
10444 Change function definitions to K&R style.
10446 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10448 * fixinc/fixincl.c: We must not ignore SIGCLD now.
10450 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
10452 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
10453 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
10454 (several places): omit static initialization
10455 (process): use single fd, since only the read fd is used
10456 * fixinc/gnu-regex.c: define 'const' away, if not supported
10457 * fixinc/procopen.c(several places): omit static initialization
10458 * fixinc/server.c: define 'volitile' away, if not supported
10460 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10462 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
10463 asm_fprintf and %L to generate the label name.
10464 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
10465 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
10467 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
10469 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
10470 insn for a conditional jump can not be found.
10472 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
10474 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
10475 on variables in specific sections other than .sbss and .sdata.
10477 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
10479 * stmt.c (expand_return): Call start_cleanup_deferral and
10480 end_cleanup_deferral around conditional code.
10482 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10484 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
10485 filename lists. Utilizes new "krstr" AutoGen function.
10486 * fixinc/fixincl.x: Rebuilt.
10488 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
10490 * i386.c (output_float_compare): Avoid GNU-C extensions.
10492 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
10494 * version.c: Bump to distinguish mainline tree from the
10497 See ChangeLog.1 for earlier changes.
10500 add-log-time-format: current-time-string