1 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
3 * flow.c (propagate_block): When the last reference to a label
4 before an ADDR_VEC is deleted because the reference is a dead
5 store, delete the ADDR_VEC.
7 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
9 * resource.c (find_free_register): Don't use the frame pointer
10 if frame_pointer_needed.
12 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
14 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
15 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
17 * config/i960/i960.c (i960_va_start): New locals base, num.
18 Use INDIRECT_REF instead of ARRAY_REF on valist.
19 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
21 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
23 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
25 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
27 * tree.def (PLACEHOLDER_EXPR): Update comments.
29 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31 * c-common.c (check_format_info): Avoid non-literal format string
32 warnings when `first_arg_num' is zero.
34 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
36 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
38 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
40 * arm.md (casesi_insn): Add a clobber of the condition code
43 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
45 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
46 used by both cc1 and cc1plus.
48 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
50 * config/arm/arm.c: Initialise arm_structure_size_boundary to
51 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
52 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
53 to the value 32 if it has not already been defined.
54 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
55 Override definition in arm.h with a value of 8.
57 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
59 * c-pragma.c (push_alignment): Don't check the return value
62 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
64 * sparc.h (ADJUST_COST): Fix thinko.
66 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
68 * cccp.c (rescan): Fixed obp pointer handling around call to
69 check_expand subroutine.
71 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
73 * gcse.c (delete_null_pointer_checks): Only record non-null info
74 for pseudos when examining stores.
76 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
77 splitters for these patterns. Use "#" for output templates.
78 (addsi3_carryin_shift): New pattern.
80 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
82 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
83 of the function return register into a plain REG until
84 after function inlining is done.
86 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
88 * jump.c (jump_optimize_1): If we did cross-jumping, and
89 the data will matter, rebuild the CFG.
90 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
91 not optimizing. Don't run shorten_branches.
92 * toplev.c (rest_of_compilation): Run shorten_branches after
95 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
97 * rtl.h (note_stores): Add additional paramter.
98 * rtlanal.c (reg_set_p_1): Take additional paramter.
99 (reg_set_last_1): Likewise.
100 (reg_set_p): Adjust call to note_stores.
101 (reg_set_last): Likewise.
102 (note_stores): Pass data parameter to worker function.
103 * alias.c (record_set): Take additional parameter.
104 (init_alias_analysis): Pass it.
105 * caller-save.c (mark_set_regs): Take additional parameter.
106 (save_call_clobbered_regs): Pass NULL to note_stores.
107 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
109 (record_dead_and_set_regs_1): Likewise.
110 (reg_dead_at_p_1): Likewise.
111 (combine_instructions): Adjust calls to note_stores.
112 (try_combine): Likewise.
113 (record_dead_insn): Remove.
114 (record_dead_and_set_regs): Adjust calls to note_stores.
115 (reg_dead_at_p): Likewise.
116 * cse.c (invalidate_skipped_set): Take additional parameter.
117 (cse_check_loop_start): Likewise.
118 (cse_check_loop_start_value): Remove.
119 (cse_set_around_loop): Adjust calls to note_stores.
120 * flow.c (notice_stack_pointer_modification): Take additional
121 parameter. Remove duplicate declaration.
122 (record_volatile_insns): Adjust calls to note_stores.
123 * gcse.c (record_set_info): Take additional parameter.
124 (record_last_set_info): Likewise.
125 (invalidate_nonnull_info): Likewise.
126 (record_set_insn): Remove.
127 (compute_sets): Adjust calls to note_stores.
128 (last_set_insn): Remove.
129 (compute_hash_table): Adjust calls to note_stores.
130 (insert_insn_end_bb): Likewise.
131 (delete_null_pointer_checks): Likewise.
132 * global.c (mark_reg_store): Take additional parameter.
133 (mark_reg_clobber): Likewise.
134 (reg_becomes_live): Likewise.
135 (global_conflicts): Adjust calls to note_stores.
136 (build_insn_chain): Likewise.
137 * integrate.c (note_modified_parmregs): Take additional parameter.
138 (mark_stores): Likewise. Make it static.
139 (save_for_inline_nocopy): Adjust calls to note_stores.
140 (try_constants): Likewise.
141 * integrate.h (mark_stores): Remove declaration.
142 * jump.c (mark_modified_reg): Take additional parameter.
143 (thread_jumps): Adjust calls to note_stores.
144 * local-alloc.c (validate_equiv_mem_from_store): Take additional
146 (no_equiv): Likewise.
147 (reg_is_set): Likewise.
148 (validate_equiv_mem): Adjust calls to note_stores.
149 (update_equiv_regs): Likewise.
150 (block_alloc): Likewise.
151 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
152 (note_addr_stored): Take additional parameter.
153 (note_set_pseudo_multiple_uses): Likewise.
154 (record_initial): Likewise.
155 (prescan_loop): Adjust calls to note_stores.
156 (strength_reduce): Likewise.
157 (check_dbra_loop): Likewise.
158 * regmove.c (flags_set_1): Take additional paramter.
159 (mark_flags_life_zones): Adjust calls to note_stores.
160 * reload1.c (mark_not_eliminable): Take additional parameter.
161 (forget_old_reloads_1): Likewise.
162 (reload_cse_invalidate_rtx): Likewise.
163 (reload_cse_check_clobber): Likewise.
164 (reload_combine_note_store): Likewise.
165 (move2add_note_store): Likewise.
166 (reload): Adjust calls to note_stores.
167 (reload_as_needed): Likewise.
168 (emit_reload_insns): Likewise.
169 (reload_cse_regs_1): Likewise.
170 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
171 (reload_combine): Adjust calls to note_stores.
172 * resource.c (update_live_status): Take additional paramter.
173 (mark_target_live_regs): Adjust calls to note_stores.
174 * stupid.c (find_clobbered_regs): Take additional parameter.
175 (stupid_life_analysis): Adjust calls to note_stores.
177 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
179 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
182 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
185 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
186 of the variable arm_structure_size_boundary.
188 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
190 * alias.c (init_alias_analysis): Allocate reg_known_value and
191 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
193 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
194 * cse.c (cse_main): Call end_alias_analysis.
195 * haifa-sched.c (schedule_insns): Likewise.
196 * local-alloc. (update_equiv_regs): Likewise.
197 * reload1.c (reload_cse_regs): Likewise.
199 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
201 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
202 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
203 mapping from MASK_FPU.
205 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
207 * sparc.md (call): Don't bound structure return size to 0xfff.
209 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
211 * resource.c (mark_target_live_regs): Check that the target
212 insn wasn't created after compute_bb_for_insn.
214 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
216 * ggc-page.c (poison_pages): Don't be overzealous.
218 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
220 * alias.c: Update comments for ADDRESS.
221 (nonlocal_reference_p): Look inside the ADDRESS to determine if
222 it is a local memory reference.
224 * c-typeck.c (build_function_call): Check that the built-in
225 function is of class BUILT_IN_NORMAL before trying to recongize
227 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
228 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
230 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
232 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
234 (pre_gcse): Likewise.
235 (hoist_expr_reaches_here_p): Likewise.
236 (hoist_code): Likewise.
237 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
239 (pre_expr_reaches_here_p_work): ... here.
240 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
242 (expr_reaches_here_p_work): ... here.
244 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
246 * resource.c (find_basic_block): Delete.
247 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
248 (init_resource_info): Call compute_bb_for_insn.
250 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
252 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
253 with already adjacent blocks, but no fallthru.
254 (merge_blocks_move_successor_nojumps): Simplify.
255 (debug_flow_info): New.
257 * toplev.c (rest_of_compilation): Open jump1 dump file before
258 jump and close after, as opposed to just using dump_rtl.
260 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
262 * reload.h (earlyclobber_operand_p): Declare.
263 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
264 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
265 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
266 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
268 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
269 Richard Henderson <rth@cygnus.com>
271 * emit-rtl.c (emit_block_insn_before): New.
272 (emit_block_insn_after): New.
273 * basic-block.h: Declare them.
275 * bitmap.h: Protect from multiple inclusion.
277 * recog.c (scratch_operand): Handle VOIDmode correctly.
279 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
281 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
282 * function.c (assign_parms): Likewise.
283 * global.c (global_conflicts): Clarify STACK_REGS commentary.
285 * reg-stack.c (max_uid): Remove.
286 (blocks, block_begin, block_end, block_drops_in): Remove.
287 (block_stack_in, block_out_reg_set, block_number): Remove.
288 (struct block_info_def, BLOCK_INFO): New.
289 (enum emit_where): New.
290 (current_block): New.
292 (mark_regs_pat, record_label_references): Remove.
293 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
295 (goto_block_pat, print_blocks, dump_stack_info): Remove.
296 (reg_to_stack): Simplified test for existance of fp code. Use
297 flow.c code. Call shorten_branches after cross-jump opt.
298 (check_asm_stack_operands): Renamed from record_asm_reg_life.
299 Return false if the asm doesn't use stack regs. Don't do life
301 (emit_pop_insn): Replace function pointer arg `when' with
302 enum `where'. Update all callers.
303 (change_stack): Likewise. Update basic block end.
304 (emit_swap_insn): Use current_block->head to limit reverse search
305 for start of block. Use emit_block_insn_after.
306 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
307 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
308 structure assignment instead of bcopy.
310 (convert_regs_entry, convert_regs_exit): New.
311 (convert_regs_1, convert_regs_2): Split out from convert_regs.
312 Work on basic blocks and the CFG.
313 (convert_regs): Use them.
315 * i386.c (output_fix_trunc): Remove code for DImode input operand
317 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
319 (fix_truncdi_1): Allow any mode scratch.
321 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
323 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
324 * linux.h, netbsd.h, vms.h: Not here.
326 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
328 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
329 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
330 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
331 CONDITIONAL_REGISTER_USEAGE): Use them.
332 * config/mips/mips.c (mips_move_1word,mips_move_2words,
333 gen_conditional_branch,override_options) : Use them.
334 * config/mips/mips.md : Use them.
336 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
338 * i386.md (zero_extendqihi2): Use SImode register name with andl.
340 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
342 * integrate.c (function_cannot_inline_p): Don't allow inlining
345 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
347 * c-parse.in (cast_expr): Constify.
349 * cccp.c (special_symbol): Likewise.
351 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
353 * dwarf2out.c (base_type_die): Likewise.
355 * global.c (allocno_compare): Likewise.
357 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
359 * regclass.c (fix_register): Likewise.
361 * rtl.h (fix_register): Likewise.
363 * stupid.c (stupid_reg_compare): Likewise.
365 * toplev.c (decode_f_option): Likewise.
367 * tree.c (build_complex_type): Likewise.
369 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
371 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
373 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
375 * reload.c (find_reloads): Compute mode and nregs fields of all
377 * reload1.c (calculate_needs_all_insns): Simplify a bit.
378 (calculate_needs): Use precomputed mode/nregs values.
379 (allocate_reload_reg): Likewise.
381 (failed_reload, set_reload_reg): ... new functions.
382 (choose_reload_regs_init): New function, mostly broken out from...
383 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
384 Also lose one #if 0 block.
386 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
388 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
391 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
393 * tree.h (BLOCK_TYPE_TAGS): Remove.
394 (BLOCK_END_NOTE): Likewise.
395 (BLOCK_LIVE_RANGE_FLAG): Likewise.
396 (BLOCK_LIVE_RANGE_START): Likewise.
397 (BLOCK_LIVE_RANGE_END): Likewise.
398 (tree_block): Remove live_range_flag, live_range_var_flag, and
399 type_tags. Remove end_note, live_range_start, and live_range_end.
400 (remember_end_note): Remove prototype.
401 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
402 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
404 * ggc-common.c (ggc_mark_tree_children): Don't mark
405 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
406 * integrate.c (adjust_copied_decl_tree): Remove.
407 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
408 * stmt.c (last_block_end_note): Remove.
409 (init_stmt): Don't add a GC root for it.
410 (expand_fixup): Don't set it.
411 (remember_end_note): Remove.
412 (expand_end_bindings): Don't set last_block_end_note.
414 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
416 * reload1.c (reload_reg_free_for_value_p): Show
417 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
420 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
422 * expmed.c (extract_bit_field): Allow for the case of non-integer
423 objects that are smaller than a word (like SFmode on a 64-bit
426 * loop.c (basic_induction_var): A non-integer variable which is
427 being set by a paradoxical subreg is probably not a biv.
429 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
431 * prefix.c (translate_name) Check for empty prefix string.
433 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
435 * Makefile.in (CPP_CROSS_NAME): New variable.
436 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
438 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
439 names of the files to be uninstalled.
441 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
443 * collect2.c (IS_DIR_SEPARATOR): Define.
444 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
446 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
449 * haifa-sched.c (add_dependence): Update the true dependency
450 cache the first time we add a true dependence to the LOG_LINKS chain.
452 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
454 * fold-const.c (fold): Fix comment.
456 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
458 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
459 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
460 dbxout_start_new_source_file, dbxout_source_file,
461 dbxout_source_line, dbxout_finish, dbxout_type_fields,
462 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
464 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
465 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
466 (dbxout_block): Initialize variable `blocknum'.
468 * dbxout.h (dbxout_init, dbxout_finish,
469 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
470 dbxout_args, dbxout_source_line): Constify a char*.
472 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
473 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
474 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
475 low_pc_attribute, high_pc_attribute, body_begin_attribute,
476 body_end_attribute, comp_dir_attribute, sf_names_attribute,
477 src_info_attribute, mac_info_attribute, producer_attribute,
478 lookup_filename, generate_macinfo_entry, fundamental_type_code,
479 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
480 dwarfout_undef): Constify a char*.
481 (add_incomplete_type, retry_incomplete_types): Add prototypes.
483 * dwarfout.h (dwarfout_define, dwarfout_undef,
484 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
486 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
488 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
489 (MULTILIB_ISA_DEFAULT): New.
490 (MULTILIB_DEFAULTS): Use it.
491 * config/mips/mips.c (): Remove the now unnecessary definition
493 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
494 unnecessary definition.
496 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
498 * arm.md (pic_load_addr): Add constraints to operand 1.
500 1999-10-25 Bruce Korb <autogen@linuxbox.com>
502 * fixinc/genfixes: Provide a means for specifying -D options to
505 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
507 * arm.c (arm_override_options): Correct initialization of
508 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
509 arm_is_strong, and arm_is_6_or_7.
511 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
512 (note_set_pseudo_multiple_uses): New function.
513 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
514 if a pseudo set in the loop exit is used elsewhere.
516 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
518 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
520 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
522 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
523 a single load-address pattern.
525 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
527 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
528 depending on whether or not line-number notes are present.
530 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
532 * cccp.c (progname, file_buf, default_include, include_file,
533 macrodef, definition, hashval, wchar_type, user_label_prefix,
534 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
535 expand_to_temp_buffer, is_system_include, base_name,
536 absolute_filename, read_name_map, open_include_file,
537 record_control_macro, check_precompiled, check_preconditions,
538 pcfinclude, pass_thru_directive, create_definition,
539 check_macro_name, comp_def_part, collect_expansion,
540 check_assertion, read_token_list, assertion_install,
541 assertion_lookup, eval_if_expression, conditional_skip,
542 validate_else, skip_quoted_string, quote_string, macarg1,
543 error_from_errno, install, lookup, hashf, dump_defn_1,
544 perror_with_name, pfatal_with_name, main, trigraph_pcp,
545 check_white_space, rescan, handle_directive, monthnames,
546 special_symbol, do_include, remap_include_file, write_output,
547 arglist, do_assert, do_unassert, do_line, do_error, do_once,
548 do_ident, do_sccs, do_xifdef, skip_if_group,
549 output_line_directive, macroexpand, macarg, change_newlines,
550 initialize_builtins, make_definition): Constify a char*.
552 * pcp.h (stringdef): Likewise.
554 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
556 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
559 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
560 Richard Henderson <rth@cygnus.com>
562 * alias.c: Include ggc.h.
563 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
564 (record_set): Verify enough room in reg_base_value.
565 (init_alias_analysis): Allocate reg_base_value with xcalloc.
566 Register it as a GC root.
567 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
568 * Makefile.in (alias.o): Depend on ggc.h.
570 * unroll.c (unroll_loop): Verify the insn before a barrier
571 is a JUMP_INSN before checking JUMP_LABEL.
573 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
575 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
576 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
577 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
578 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
579 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
580 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
582 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
584 * output.h (ctors_section, dtors_section, bss_section): Prototype.
586 * alpha/alpha-interix.h (text_section): Delete prototype.
587 * alpha/elf.h (text_section): Likewise.
588 * arm/linux-elf.h (text_section): Likewise.
589 * arm/linux-telf.h (text_section): Likewise.
590 * c4x/c4x.h (text_section): Likewise.
591 * dsp16xx/dsp16xx.h (bss_section): Likewise.
592 * elfos.h (text_section): Likewise.
593 * i386/aix386ng.h (text_section): Likewise.
594 * i386/i386-interix.h (text_section): Likewise.
595 * i386/sco5.h (text_section): Likewise.
596 * i386/svr3gas.h (text_section): Likewise.
597 * nextstep.h (text_section): Likewise.
598 * psos.h (text_section): Likewise.
599 * ptx4.h (text_section): Likewise.
600 * svr3.h (text_section): Likewise.
601 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
603 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
605 * final.c (peephole): Delete prototype.
607 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
608 (pre_insert_copies): Remove unused variable `bb'.
610 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
613 * output.h (peephole): Add prototype.
615 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
617 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
620 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
622 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
623 for inlined declarations.
625 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
627 * arm.c (logical_binary_operator): New fucntion.
628 * arm.h (logical_binary_operator): Declare it.
629 (PREDICATE_CODES): Handle logical_binary_operator.
630 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
631 output constraints. Add appropriate splitters.
632 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
633 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
634 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
636 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
638 * genoutput.c (struct operand_data): New elt eliminable.
639 (output_operand_data): Write it.
640 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
641 (compare_operands): Take it into account.
642 * recog.h (struct insn_operand_data): New elt eliminable.
643 * reload1.c (check_eliminable_occurrences, elimination_effects): New
645 (old_asm_operands_vec, new_asm_operands_vec): Delete.
646 (eliminate_regs): Move code that detects changes to elimination
647 target regs into new function elimination_effects.
648 Delete one #if 0 block.
649 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
650 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
651 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
652 Only call eliminate_regs for real operands of the insn, not for parts
653 of its structure or parts matched by things like match_operator.
654 Use elimination_effects and check_eliminable_occurrences. Use
655 copy_insn to duplicate the pattern when not in the final pass.
657 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
659 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
662 1999-10-22 Bruce Korb <autogen@linuxbox.com>
664 * fixinc/README: document the "mach" machine matching test
665 * fixinc/fixfixes.c: Implement the #else/#endif label fix
666 * fixinc/fixtests.c: Implement the #else/#endif label test
667 * fixinc/inclhack.def: utilize these tests and fixes
668 * fixinc/inclhack.sh: regen
669 * fixinc/fixincl.x: regen
670 * fixinc/fixincl.sh: regen
672 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
674 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
677 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
679 * gcc.1: Document exit codes.
681 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
683 * calls.c: Include tm_p.h later, so everything we need is defined.
685 * function.c: Likewise.
687 * except.c: Include tm_p.h.
690 (dwarf2out_cfi_label): Don't prototype.
691 (check_return_regs, epilogue_renumber,
692 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
693 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
694 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
695 ultra_schedule_insn): Add static prototype.
696 (data_segment_operand, text_segment_operand): Call itself with the
697 proper number of arguments.
698 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
700 * sparc.h: Move all declarations to sparc-protos.h.
701 (SELECT_RTX_SECTION): Pass a missing MODE argument to
704 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
706 * config/svr4.h (text_section, ctors_section, dtors_section): Add
708 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
709 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
710 ASM_OUTPUT_ASCII): Constify a char*.
712 * sparc-protos.h: New file for sparc prototypes.
714 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
716 * function.c (record_insns, contains): Always declare and define.
717 (record_insns): Mark with ATTRIBUTE_UNUSED.
719 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
721 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
722 to .section when outputting a .bss section to deal with multiple
723 .bss input sections (as happens with -fdata-sections)
724 Also output %progbits, not @progbits so the assembler doesn't treat as
726 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
728 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
729 thumb parts even when building with non-thumb CPUs, by forcing
732 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
734 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
735 (movdf_const_intreg_sp64): Similarly.
737 * local-alloc.c (update_equiv_regs): Check the correct insn
738 for pre-existing REG_EQUIV notes.
740 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
742 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
743 block reached by a branch if we're not going to actually process
746 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
748 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
749 a local extern function declaration.
751 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
753 * i386.c (ix86_expand_prologue): Properly wrap USE around
754 reg for CALL_INSN_FUNCTION_USAGE.
756 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
758 * config/mips/mips.md (movdf_internal1a): Allow floating-point
759 move between GP_REGs.
761 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
763 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
764 the mode size when finding out if an offset is legal.
766 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
768 * basic-block.h (PROP_*): Move constants from ...
770 (compute_bb_for_insn): Free the array before reallocating.
771 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
772 (allocate_reg_life_data): Reset all reg variables collected by
774 (get_block_head_tail): Don't convert from bb to block.
775 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
776 (find_insn_reg_weight): Take block not bb.
777 (schedule_block): Don't set block num for moved insns.
778 (schedule_region): Don't update_life_info or find_insn_reg_weight.
779 (schedule_insns): Do it here instead.
780 * combine.c (combine_instructions): Invoke compute_bb_for_insn
781 before update_life_info.
782 * recog.c (split_all_insns, peephole2_optimize): Update for
783 new arg to update_life_info.
784 * rtlanal.c (remove_note): Cope with NULL note.
785 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
788 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
790 * jump.c (jump_optimize_1): More accurately detect casesi insns.
792 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
793 block records so that merge_blocks_nomove will clean up correctly.
794 (split_edge): Handle casesi insns.
796 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
798 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
800 * pa.md (call, call_value): Do not emit a blockage after restoring
803 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
805 * c-typeck.c (c_expand_asm_operands): Fix typo.
807 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
809 * arm.c (fpu_rhs_operand): Verify modes.
810 (fpu_add_operand): Likewise.
811 (di_operand): Likewise.
812 (soft_df_operand): Likewise.
814 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
816 * arm.c (arm_return_in_memory): APCS rules state that the elements
817 of a structure returned in a register must be 'integer-like'.
819 1999-10-19 Bruce Korb <autogen@linuxbox.com>
821 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
822 in the source tree when the generated targets are out of date
823 * fixinc/genfixes: Alter it to run individual fixes for make.
824 * fixinc/README: rewrite
825 * fixinc/inclhack.def: moved initial comments to README
827 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
829 * toplev.c (main): Do not generate an error message if an
830 unrecognised command line switch is recognisable by another
831 language. If extra_warnings are enabled, then generate a
832 warning message instead.
834 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
836 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
837 (insert_pack_attributes): Delete prototype.
839 * c-pragma.c (default_alignment): New static variable.
840 (push_alignment): Initialize to current effective alignment.
841 (pop_alignment): Use to set new alignment.
842 (insert_pack_attributes): Delete function.
843 (handle_pragma_token): Set default_alignment as well each time
844 a #pragma pack(<n>) is encountered.
846 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
848 * reg-stack.c (stack_result): Aggregates are not returned in
851 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
853 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
855 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
857 * basic-block.h (set_block_num): Declare.
858 * flow.c (update_life_info): Don't call compute_bb_for_insn
859 or free_basic_block_vars.
860 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
861 (insn_orig_block): Remove.
862 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
863 (schedule_block): Keep BLOCK_NUM up-to-date.
864 (schedule_insns): Use compute_bb_for_insn.
865 * recog.c (split_all_insns): Likewise.
866 (peephole2_optimize): Likewise.
868 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
870 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
871 if the pic register is used.
873 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
875 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
876 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
877 if that tests TREE_PERMANENT.
879 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
881 * cse.c (invalidate_for_call): Do not remove memory references from
882 the table here. It's handled elsewhere.
884 * haifa-sched.c (add_dependence): Protect references to the
885 true dependency cache with #ifdef INSN_SCHEDULING.
886 (remove_dependence): Similarly.
888 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
889 to the cfg code that this is a return instruction.
890 * mn10300.md (return_internal): Similarly.
892 * combine.c (get_last_value): If the last set of a register
893 is after subst_low_cuid, then we can not use it to determine
894 the register's last value.
896 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
898 * Makefile.in: Back out previous change.
900 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
902 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
904 * haifa-sched.c (add_dependence): Only check/update the cache
906 (remove_dependence): Likewise.
907 (schedule_insns): Only create the true_dependency_cache if the
908 average number of instructions in a basic block is very large.
910 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
912 * Makefile.in (ggc-common.o): Depend on genrtl.h.
913 (ggc-simple.o): Likewise.
914 (ggc-page.o): Likewise.
916 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
918 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
919 Prototype for exported functions.
920 (pre_lcm, pre_rev_lcm): Remove prototypes.
921 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
922 (compute_available): Move to lcm.c, and change parameter order.
923 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
924 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
925 (gcse_main): No longer call compute_preds_succs. Rebuild the
926 set table after reach pre pass.
927 (pre_insert_map, pre_delete_map, edge_list): New.
928 (alloc_pre_mem): Allocate edge vectors.
929 (free_pre_mem): Delete edge vectors.
930 (compute_pre_data): Call new edge based lcm routines.
931 (process_insert_insn): New function.
932 (insert_insn_end_bb): Use it.
933 (pre_edge_insert): New function.
934 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
936 (pre_insert_copies): Revamp using new edge based lcm outputs.
937 (pre_delete): Likewise.
938 (one_pre_gcse_pass): Insert & remove fake edges to the exit
940 (compute_code_hoist_vbeinout): New new edge based routines.
941 * lcm.c: Remove all the old LCM functions. Replace with new ones
942 that work with the new cfg datastructures and work with edges
945 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
947 * reload.h (struct reload): Add new fields "mode" and "nregs".
948 * reload1.c: Change all occurrences of reload_mode and reload_nregs
949 to reference the "mode" and "nregs" field within struct reload.
951 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
953 * haifa-sched.c (true_dependency_cache): New.
954 (add_dependence): Use the true dependency cache to avoid expensive
955 walks down the LOG_LINKS dependency list. Add entries to the
957 (remove_dependence): Remove entries from the true dependency cache
959 (schedule_insns): Allocate and initialize and free the true
962 * haifa-sched.c (schedule_insns): Do not remove inter-block
963 dependencies anymore.
965 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
967 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
968 * i386/t-winnt: Likewise.
970 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
972 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
974 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
976 * Makefile.in (LANGUAGES): Omit "proto".
977 (clean): Remove stale comment about removing unprotoize.c.
979 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
981 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
982 using arithmetic on void pointers.
984 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
986 * haifa-sched.c (compute_block_forward_dependencies): Only check
987 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
989 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
991 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
992 (expr_equiv_p): Reject memories with different alias sets.
994 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
996 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
997 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
998 (f_options): Add "bounded-pointers" and "bounds-check" entries.
999 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
1000 (lang_init): Set default for flag_bounds_check if still "unspecified".
1002 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1004 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
1006 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1008 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
1011 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1013 * config/c4x/c4x.md (*db_noclobber,
1014 *decrement_and_branch_until_zero_noclobber): New patterns and
1015 associated splitters.
1017 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1019 * config/c4x/c4x.md (parallel instruction patterns): Rework
1020 constraints to keep reload happy.
1022 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1024 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
1025 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
1026 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
1027 Add new patterns and associated post-reload splitters.
1029 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1031 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
1033 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1035 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
1037 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
1039 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1041 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
1044 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
1046 * pa.c (move_operand): Rely on memory_address_p to determine the
1047 validity of non-indexed memory addresses.
1048 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1049 operand in DFmode and SFmode when generating PA2.0 code.
1051 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1053 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1055 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1057 * mips.c (function_prologue): Fix argument types.
1058 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1059 (casesi_internal): Write to the scratch register.
1061 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1063 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1065 (parse_charconst): Delete unnecessary cast when calling
1067 (cpplib.h): Kill prototype of cpp_parse_escape.
1069 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1071 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1072 * unroll.c (unroll_loop): Cast return value of alloca.
1073 * i370/i370.c: Include function.h and toplev.h.
1074 (i370_label_scan): Remove c++ commented abort.
1075 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1076 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1077 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1078 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1080 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1082 * config/t-freebsd: Do not override USER_H.
1083 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1085 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1086 Mumit Khan <khan@xraylith.wisc.edu>
1088 * c-parse.in (component_decl): Support anonymous struct/union.
1090 * c-parse.y: Regenerate.
1091 * c-parse.c: Likewise.
1092 * objc/objc-parse.y: Likewise.
1093 * objc/objc-parse.c: Likewise.
1094 * c-decl.c (finish_struct): Don't sort the fields.
1095 (field_decl_cmp): Delete unused function.
1097 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1099 * sparc.md (movsf_const_intreg): Revert last constraint change.
1100 (movdf_const_intreg_sp32): Likewise.
1102 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1104 * cse.c: Include hashtab.h instead of splay-tree.h
1105 (struct cse_reg_info): No longer use variant union. Add new
1106 field "regno". All references changed to avoid union.
1107 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1108 (free_cse_reg_info): Remove.
1109 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1110 (get_cse_reg_info): Revamp to use expandable hash tables instead
1111 of splay trees. Initialize new fields in cse_reg_info structure.
1112 (new_basic_block): Similarly.
1114 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1116 * genrecog.c (message_with_line): Prototype.
1117 (validate_pattern): Pass along the set for the dest, not a flag.
1118 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1119 Check for PC/CC0 as sources.
1120 (nodes_identical): Check for children position match before
1121 allowing the combination.
1123 * rtl.c (read_rtx): Track line number across \\\n.
1125 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1127 * mips.h (SPECIAL_MODE_PREDICATES): New.
1128 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1129 (movdi+1, movsi+1): Add output reload constraint.
1130 (casesi_internal): Likewise. Fix commentary.
1131 (return_internal): Use pmode_register_operand.
1133 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1135 * 1750a.md (movstrqi): Add missing output reload constraint.
1136 (call_value): Likewise.
1137 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1138 (jmpfdec): Add missing inout reload constraint.
1139 * elxsi.md (addsi patterns): Add missing output reload constraint.
1140 (move from sp): Use @ alternates.
1141 (call_value): No constraint on output.
1142 * fr30.md (movsi_pop): Add missing output reload constraint.
1143 (movsf_constant_store): Likewise.
1144 (splits): Remove constraints.
1145 (subsi3): Add missing mode.
1146 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1147 (call_value): Likewise.
1148 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1149 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1150 * m32r.md (movsicc_internal): Add output reload constraint.
1151 (movstrsi_internal): Add inout reload constraints.
1152 * m88k.h (reg_names): Don't declare.
1153 (SPECIAL_MODE_PREDICATES): New.
1154 * m88k.md (*): Use register_operand not reg_or_0_operand
1156 * mn10200.h (PREDICATE_CODES): New.
1157 * ns32k.md (ffs pattern): Add output reload constraint.
1158 * pdp11.md (sob pattern): Add inout reload constraint.
1159 * sh.md (splits): Remove constraints.
1160 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1161 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1162 * vax.md (jgequ pattern): Add inout reload constraint.
1164 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1166 * configure.in (djgpp): Revert previous patch.
1167 * configure: Rebuit.
1168 * config/i386/djgpp.h: Revert previous patch.
1170 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1172 * fixinc/inclhack.def: Restore patch lost during last merge of
1173 "no_bogosity" branch.
1174 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1176 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1178 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1179 * fixinc/inclhack.def: Same.
1180 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1182 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1184 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1185 as the base of a PLUS.
1187 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1189 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1190 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1192 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1194 * pa.md (post_stw+1): Use pmode_register_operand.
1195 (dcacheflush, icacheflush): Likewise.
1197 * i386.md (movstricthi_1): Allow r/r.
1199 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1201 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1202 to (not (and (arg0) (arg1))). Similary for and.
1204 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
1205 falltrought to assocate code.
1206 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
1209 * combine.c (simplify_logical): Convert XOR to IOR if operands have
1210 no bits in common; remove XOR to ROTATE conversion.
1212 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1214 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
1216 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1218 * config/c4x/c4x.c (dst_operand): New.
1219 (PREDICATE_CODES): Update.
1220 * config/c4x/c4x.h (dst_operand): Declare it.
1221 * config/c4x/c4x.md: Define mode for each unspec usage.
1222 (move patterns): Use dst_operand predicate instead of src_operand.
1223 (movqi_update, movqf_update): Delete.
1225 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
1227 * recog.c (pmode_register_operand): New.
1228 * recog.h: Declare it.
1229 * genrecog.c (pred_codes): Likewise.
1230 (special_mode_pred_table): Likewise.
1231 (validate_pattern): Don't warn no mode for address_operand.
1233 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
1234 if the operand is not insn-like.
1236 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
1237 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
1239 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
1241 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
1243 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
1244 instead of general_operand in a SET_DEST. Use const_double_operand
1245 instead of an explicit test against CONST_DOUBLE.
1246 (movsf_const_lo): Add missing register mode.
1247 (goto_handler_and_restore): Add auxiliary test for Pmode.
1248 (flush): Adjust to use address_operand.
1249 (return_sf_no_fpu): Add missing output constraint.
1251 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
1253 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
1254 for call return value.
1255 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
1257 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
1259 * toplev.c (main): Only warn about options for other languages.
1260 * collect2.c (main): Pass -w to sub-gcc.
1262 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
1264 * flow.c (propagate_block): Add call-clobbered registers to
1267 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
1268 zapping mem_set_list.
1269 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
1270 (mark_set_1, mark_used_regs): Likewise.
1272 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
1274 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
1276 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1278 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
1279 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
1280 options. Also add a new item "C-only Warning Options" to the
1283 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
1285 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
1286 from multiple calls.
1288 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
1290 * i386.md (call value patterns): Move to the end of the file.
1291 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
1293 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
1295 * configure.in (djgpp configuration): Define extra_objects..
1296 * configure: Rebuilt.
1297 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
1298 (DTORS_SECTION_ASM_OP): Define.
1299 (INIT_SECTION_ASM_OP): Define.
1300 (FINI_SECTION_ASM_OP): Define.
1301 (DATA_SECTION_ASM_OP): Define.
1302 (TEXT_SECTION_ASM_OP): Define.
1303 (EH_FRAME_SECTION_ASM_OP): Define.
1304 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
1305 (STARTFILE_SPEC): Add crtbegin.o.
1306 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
1307 to here from LINK_COMMAND_SPEC.
1308 (DO_GLOBAL_CTORS_BODY): Define.
1309 (CRTSTUFF_USE_FINI_SECTION): Define
1310 (HAS_INIT_SECTION): Delete.
1312 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
1314 * Makefile.in (all.cross): Depend on xcpp$(exeext).
1316 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
1318 * pa.h (PREDICATE_CODES): New.
1320 * genrecog.c (validate_pattern): Condense the destination
1323 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
1325 * alpha.md (call-1): Supply missing mode for operator.
1326 (*): Add missing output reload constraints. Remove constraints
1329 * i386.h (SPECIAL_MODE_PREDICATES): New.
1330 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
1331 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
1332 (addsi_lea_3): Add missing mode for op 3.
1333 (prologue_set_got, prologue_get_pc): Add missing modes.
1334 (*) Add missing output reload constraints.
1336 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
1338 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
1339 check for member bit-size overflow and use var_size if it occurs.
1340 (layout_record): Use bitsize_int() to define the type size in bits.
1341 Likewise for computation and assignment to DECL_FIELD_BITPOS.
1342 (layout_decl): Likewise when assigning to DECL_SIZE.
1344 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
1346 * genrecog.c (validate_pattern): Typo last change. Verify
1347 that output operands have output reloads.
1349 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
1351 * genrecog.c (special_mode_pred_table): New.
1352 (NUM_SPECIAL_MODE_PREDS): New.
1353 (find_operand): New.
1354 (validate_pattern): New argument `insn'. Warn for assignment to
1355 any predicate accepting non-lvalues. Conditionaly warn for
1356 match_operand without a mode. Try much harder to match source
1357 and destination modes on a set.
1358 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
1360 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
1362 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
1364 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
1366 * combine.c (simplify_logical): Recognize xor pattern that encodes
1369 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1371 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
1374 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
1376 * ggc-page.c (MAP_FAILED): Provide default.
1378 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
1380 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
1381 * sparc.h (PREDICATE_CODES): Update.
1383 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
1385 * alpha.c (some_ni_operand): New.
1386 * alpha-protos.h: Declare it.
1387 * alpha.h (PREDICATE_CODES): Update.
1388 * alpha.md (sXaddq reload insns): Use some_ni_operand
1389 for SET_DEST instead of some_operand.
1391 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
1392 Jim Wilson <wilson@cygnus.com>
1394 * genrecog.c (maybe_both_true_2): Don't compare modes of
1396 (process_tree): Elide peephole2_insns. Invoke simplify_tests
1397 after find_afterward.
1398 (debug_decision_1): Dump next and afterward codes.
1400 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
1402 * rtl.c (dump_and_abort): Remove.
1403 (fatal_with_file_and_line): New.
1404 (fatal_expected_char): New.
1405 (read_rtx_lineno, read_rtx_filename): New.
1406 (read_skip_spaces): Track line number.
1407 (read_name): Use fatal_with_file_and_line.
1408 (read_rtx): Use fatal_expected_char. Track line number.
1409 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
1411 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
1412 if it isn't a CODE_LABEL.
1414 * genattr.c (main): Set read_rtx_filename.
1415 * genattrtab.c (main): Likewise.
1416 * gencodes.c (main): Likewise.
1417 * genconfig.c (main): Likewise.
1418 * genemit.c (main): Likewise.
1419 * genextract.c (main): Likewise.
1420 * genflags.c (main): Likewise.
1421 * genopinit.c (main): Likewise.
1422 * genoutput.c (main): Likewise.
1423 * genpeep.c (main): Likewise.
1425 * genrecog.c (decision_test.u.insn): Add `lineno'.
1426 (pattern_lineno, error_count): New variables.
1427 (message_with_line): New.
1428 (add_to_sequence): Break out checking code to ...
1429 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
1430 (merge_insn): Use message_with_line.
1431 (make_insn_sequence): Use validate_pattern. Record insn lineno.
1432 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
1434 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1436 * expr.c (store_constructor): Clear union if constructor is empty.
1438 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
1440 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
1441 Add !endian checks. Change %{...} to %(...).
1443 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
1445 * i386.md (*addsi3_cc): Renamed from addcsi3.
1446 (*addsi3_carry): Renamed from addxsi3.
1447 (*subsi3_cc): Renamed from subcsi3.
1448 (*subsi3_carry): Renamed from subxsi3.
1449 (*xorqi_cc_1): Renamed from xorcqi_1.
1450 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
1451 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
1453 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
1455 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
1456 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
1458 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
1460 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
1461 climb up the chain of insns.
1463 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
1465 * genrecog.c (write_subroutine): Careful for null trees.
1466 (process_tree): Don't elide empty functions.
1468 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
1470 * Makefile.in (genrtl.o): Depend on ggc.h.
1471 * configure.in (valloc): Probe for it.
1472 (with-gc): Use ggc-page if valloc present.
1473 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
1474 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
1475 (ggc_alloc_string): Moved from ggc-page.c.
1476 * ggc-none.c (ggc_alloc_obj): New.
1477 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
1478 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
1479 (struct globals): Likewise for dev_zero_fd.
1480 (init_ggc): Likewise for it's initialization.
1481 (ggc_allocated_p): Move careful dereference from ...
1482 (ggc_lookup_page_table): ... here. Delete.
1483 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
1484 (alloc_anon): Use valloc if no mmap.
1485 (release_pages): Use free if using valloc.
1486 (ggc_alloc_obj): Renamed from alloc_obj.
1487 (ggc_set_mark): Renamed from mark_obj.
1488 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
1489 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
1490 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
1491 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
1492 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
1493 (ggc_collect): Use fp printing instead of our own rounding.
1494 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
1495 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
1496 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
1497 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
1498 (struct ggc_string, struct ggc_any): Delete.
1499 (offsetof): Provide default definition.
1500 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
1502 (struct ggc_mem): New, from corpse of ggc_any.
1503 (struct ggc_status): Delete.
1504 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
1505 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
1506 (n_strings_collected, n_anys_collected): Delete.
1507 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
1508 (ggc_alloc_string, ggc_alloc): Delete.
1509 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
1510 (ggc_free_string, ggc_free_any): Delete.
1511 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
1512 (ggc_compare_addresses, ggc_mark_string): Delete.
1513 (ggc_mark_string_if_gcable, ggc_mark): Delete.
1514 (search_data): Delete.
1515 (struct globals): New.
1516 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
1517 (tree_insert, tree_lookup): New.
1518 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
1519 (clear_marks, sweep_objs): New.
1520 (ggc_collect): Gut. Use clear_marks, sweep_objs.
1521 (init_ggc): Set allocated_last_gc.
1522 (ggc_push_context): Gut. Use G.context.
1523 (ggc_pop_context): Likewise.
1524 (ggc_pop_context_1): New.
1525 (debug_ggc_tree): New.
1526 (debug_ggc_balance, tally_leaves): New.
1527 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
1528 (ggc_mark_string_if_gcable): Remove decl.
1529 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
1530 (ggc_mark_rtvec_children): New.
1531 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
1532 (ggc_mark_if_gcable): New decl.
1533 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
1534 (ggc_alloc_tree, ggc_alloc): Likewise.
1535 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
1536 (ggc_alloc_obj): New decl.
1537 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
1538 (ggc_alloc_tree, ggc_alloc): Likewise.
1539 (ggc_set_mark): New decl.
1540 * rtl.h (struct rtx_def): Remove gc_mark.
1541 (struct rtvec_def): Likewise.
1542 * tree.h (struct tree_common): Likewise.
1544 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
1546 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
1547 float_format and thread_file definitions.
1548 * configure: Rebuilt.
1550 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
1552 * extend.texi (Function Names): Document types of function names.
1554 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1556 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1557 an earlyclobbered output conflict with RELOAD_INPUT reloads.
1559 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1561 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
1563 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1565 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
1567 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
1569 * collect2.c (main): Do prelimnary link on AIX if rflag.
1571 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1573 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
1574 __CTOR_LIST__ in opposite order, which is the correct order for sorted
1576 (__do_global_dtors): similarly for __DTOR_LIST__.
1578 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1579 Diego Novillo <dnovillo@cygnus.com>
1581 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
1584 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
1586 * fixincl/*: Merged "no_bogosity" branch
1587 * fixincl/fixlib.h: protect against doubly defining t_bool
1588 * fixincl/server.h: protect against doubly defining t_bool
1590 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
1592 * genoutput.c: Include toplev.h.
1594 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
1596 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
1598 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
1599 * configure: Regenerate.
1601 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1603 * gcse.c (delete_null_pointer_checks): Returns void.
1605 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1607 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
1608 * emit-rtl.c (copy_insn_1): Likewise.
1610 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1612 * config/mips/mips.c (mips_build_va_list): Correct
1613 TREE_CHAIN setting when hard-float.
1614 (mips_va_start): Use corrected setting.
1615 (mips_va_arg): Likewise. Also pass a tree to build of
1616 POSTINCREMENT_EXPR rather than a naked 'int'.
1618 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
1620 * ggc.h (ggc_push_context): Fix comment.
1621 (ggc_pop_context): Likewise.
1622 (mark_string_if_gcable): Likewise.
1623 * ggc-common.c (ggc_mark_rtx_children): Use
1624 ggc_mark_string_if_gcable.
1625 * ggc-page.c (ggc_lookup_page_table): New function.
1626 (ggc_allocated_p): Likewise.
1627 (mark_obj): Fix formatting.
1628 (ggc_mark_string_if_gcable): New function.
1629 * ggc-simple.c (ggc_allocated_strings): New variable.
1630 (ggc_strings_used): Likewise.
1631 (ggc_compare_addresses): New function.
1632 (ggc_pop_context): Pop the `any' memory too.
1633 (ggc_mark_string_if_gcable): New function.
1634 (ggc_collect): Initialize and tear down ggc_allocated_strings.
1636 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
1638 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
1639 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
1640 * rs6000.c (expand_block_move): Match movstrsi_?reg register
1643 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
1645 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
1646 (sched_reg_live_length, sched_reg_basic_block): Delete.
1647 (current_block_num, bb_live_regs, old_live_regs): Delete.
1648 (dead_notes, struct sometimes): Delete.
1649 (sched_note_set, birthing_insn_p): Delete.
1650 (adjust_priority): Gut useless reg lifetime code.
1651 (create_reg_dead_note, attach_deaths): Delete.
1652 (attach_deaths_insn, new_sometimes_live): Delete.
1653 (finish_sometimes_live): Delete.
1654 (find_pre_sched_live, find_post_sched_live): Delete.
1655 (update_reg_usage): Delete.
1656 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
1657 (schedule_insns): Delete reg lifetime code.
1658 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
1659 (unlink_other_notes): Adjust REG_NOTE commentary.
1660 (reemit_notes): Use REG_SAVE_NOTE.
1661 (schedule_block): Likewise.
1662 (schedule_region): Allocate bitmap of blocks in region. Use
1663 count_or_remove_death_notes. Use update_life_info.
1665 * rtl.h (REG_SAVE_NOTE): New.
1666 * rtl.c (reg_note_name): Update.
1668 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
1670 * combine.c (refresh_blocks, need_refresh): New.
1671 (combine_instructions): Allocate refresh_blocks. Invoke
1672 update_life_info if needed.
1673 (distribute_notes): Mark refresh_blocks instead of installing
1675 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
1676 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
1678 * Makefile.in (recog.o): Depend on basic-block.h.
1680 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
1682 * genrecog.c (add_to_sequence): Thinko last change: delete
1683 shadowing allow_const_int variable.
1685 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1687 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
1688 __GNUC__ and __GNUC_MINOR__.
1690 * gansidecl.h: Likewise.
1696 * toplev.h: Likewise.
1702 * varray.c: Likewise.
1704 * varray.h: Likewise.
1706 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1708 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
1709 use one before a jump table.
1711 * rtl.def (ADDRESS): Change documentation to match reality.
1712 * md.texi: Don't document it.
1713 * gmicro.md (load address pattern): Use 'p' constraint, delete use
1716 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
1718 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
1720 * genrecog.c (add_to_sequence): Move allow_const_int test outside
1721 known predicate block; default allow_const_int true.
1722 (debug_decision_list): New.
1724 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
1726 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
1728 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
1730 * gcse.c (gcse_main): Avoid global optimizations if we have a
1731 large number of basic blocks and the ratio of edges to blocks
1733 (delete_null_pointer_checks): Likewise.
1735 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
1737 * c-common.c (check_format_info): Warn if format string isn't a
1740 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1742 * configure.in (arm*-*-*): Don't let autoconf remove brackets
1743 * configure: regenerate
1745 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
1747 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
1748 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
1749 (peepholes): Re-enable.
1751 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
1753 * Makefile.in (flow.o): Depend on TREE_H.
1754 * basic-block.h (REG_SET_EQUAL_P): New.
1757 (free_regset_vector): Remove declaration.
1758 (flow_delete_insn_chain): Declare.
1759 (enum update_life_extent): New.
1760 (update_life_info, count_or_remove_death_notes): Declare.
1761 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
1762 Verify register live at bb->global_live_at_start before adding USE.
1763 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
1764 (CLEAN_ALLOCA): New.
1766 (PROP_*): New flags.
1767 (find_basic_blocks_1): Use alloc_EXPR_LIST.
1768 (clear_edges): Zero n_edges.
1769 (make_edge): Increment n_edges.
1770 (split_edge): Don't allocate bb->local_set. Increment n_edges.
1771 (flow_delete_insn_chain): Export.
1772 (delete_block): Decrement n_edges.
1773 (merge_blocks_nomove): Likewise.
1774 (life_analysis): Give life_analysis_1 PROP flags.
1775 (verify_wide_reg_1, verify_wide_reg): New.
1776 (verify_local_live_at_start): New.
1777 (update_life_info): Rewrite to call into propogate_block.
1779 (mark_regs_live_at_end): After reload, if epilogue as rtl,
1780 always mark stack pointer. Conditionally mark PIC register.
1781 After reload, mark call-saved registers, return regsiters.
1782 (life_analysis_1): Accept PROP flags not remove_dead_code.
1783 Call mark_regs_live_at_end before zeroing regs_ever_live.
1784 Use calculate_global_regs_live. Copy global_live_at_end before
1785 calling final propagate_block. Zero reg_next_use on exit.
1786 (calculate_global_regs_live): New.
1787 (allocate_bb_life_data): Don't allocate bb->local_set.
1788 (init_regset_vector, free_regset_vector): Remove.
1789 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
1790 Test flags before every operation. Warn if prologue/epilogue insn
1791 would have been deleted.
1792 (mark_set_regs, mark_set_1): Accept and use FLAGS.
1793 Use alloc_EXPR_LIST.
1794 (mark_used_regs): Accept and use FLAGS, not FINAL.
1795 Remove special handling for RETURN.
1796 (try_pre_increment): Use alloc_EXPR_LIST.
1797 (dump_flow_info): Dump n_edges.
1798 (unlink_insn_chain, split_hard_reg_notes): Remove.
1799 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
1800 (find_insn_with_note, new_insn_dead_notes): Remove.
1801 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
1802 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
1803 (replace_insns): Remove.
1804 (count_or_remove_death_notes): New.
1805 (verify_flow_info): Abort on error after all checks.
1806 (remove_edge): Decrement n_edges.
1807 (remove_fake_edges): Tweek format.
1808 * haifa-sched.c (schedule_insns): Use split_all_insns.
1809 * output.h (update_life_info): Remove declaration.
1810 * recog.c (split_all_insns): From the corpse of split_block_insns,
1811 do the whole function block by block. Use update_life_info.
1812 (recog_last_allowed_insn): New.
1813 (recog_next_insn): Mind it.
1814 (peephole2_optimize): Set it. Walk backwards through blocks.
1815 Use update_life_info.
1816 * rtl.h (update_flow_info, replace_insns): Remove declarations.
1817 (split_all_insns): Declare.
1818 * toplev.c (rest_of_compilation): Thread prologue before flow2.
1819 Use split_all_insns.
1821 * i386.md (or -1 peep2s): Disable.
1823 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
1825 * config/mips/mips.md (movstrsi+[123]) : Combine these into
1826 a single pattern. Scrap the 'd' versions as unnecessary.
1828 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
1829 tablejump_mips162,tablejump_internal4): The operands to a
1830 label_ref must be VOIDmode.
1832 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1834 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
1836 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1838 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
1840 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1842 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
1843 cache every function if ggc_p.
1845 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1847 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
1848 instead of copy_rtx. Accept sequences that contain asm statements.
1849 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
1850 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
1851 orig_asm_operands_vector, copy_asm_operands_vector,
1852 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
1854 * rtl.h (copy_insn, copy_insn_1): Declare.
1856 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1858 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
1860 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
1861 arguments to `current_file_function_operand'.
1863 * genrecog.c: Include hard-reg-set.h and resource.h in the
1864 generated output file.
1866 * real.c: Include tm_p.h.
1868 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1870 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
1873 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
1875 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
1876 before the fctiwz insn.
1878 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1879 Mark Mitchell <mark@codesourcery.com>
1881 * tree.c (make_lang_type_fn): New funtion pointer.
1882 (make_lang_type): Call it.
1883 * tree.h (make_lang_type): Declare.
1884 (make_lang_type_fn): Likewise.
1885 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
1887 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
1889 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
1890 make sure that HIGH instructions are copied into BASE_REGS.
1892 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
1894 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
1896 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
1898 * c-decl.c (finish_struct): Use simpler method of
1899 removing elements of a singly-linked list.
1901 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
1903 * alpha.md (peephole2's): Comment out peephole2's that generate
1906 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
1908 * genrecog.c (add_to_sequence): Disable mode check for
1911 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1913 * ggc-simple.c (init_ggc): Set empty_string.
1915 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
1917 * configure.in: Detect mmap. Add --with-gc=foo to select
1918 garbage collector; default to page if mmap available.
1919 * Makefile.in (GGC): Substitute.
1921 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
1923 * c-decl.c (ggc_p): Enable.
1925 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1927 * flow.c (verify_flow_info): Make it extern & unconditionally define.
1929 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
1931 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
1932 string for little-endian-data.
1934 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
1936 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
1937 case somebody tries to compile --enable-checking code with gcc
1940 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
1942 * genrecog.c (add_to_sequence): Verify operand to label_ref is
1945 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
1947 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
1948 * jump.c (jump_optimize_1): Document why.
1950 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1952 * collect2.c (scan_prog_file, scan_libraries): Prototype function
1953 pointers and casts for `int_handler' and `quit_handler'.
1955 * flow.c (verify_flow_info, split_hard_reg_notes,
1956 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
1957 remove_edge, remove_fake_successors): Add static prototypes.
1958 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
1959 (mark_set_1): Initialize variable `regno'.
1960 (unlink_insn_chain): Likewise for variable `curr'.
1961 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
1963 * loop.c (strength_reduce): Initialize variable
1964 `unrolled_insn_copies'.
1965 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
1966 prototypes. Change these functions to take const PTR parameters
1967 to avoid prototype conflict when used as the comparson argument
1969 (check_dbra_loop): Initialize variable `comparison_val'.
1971 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
1972 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
1973 (find_valid_class): Initialize variable `best_class'.
1974 (find_reloads): Call memcpy, not bcopy.
1976 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
1977 (hard_reg_use_compare): Don't needlessly cast away const.
1978 (reload_reg_class_lower): Likewise.
1979 (choose_reload_regs): Initialize variable `regno'.
1981 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
1983 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
1985 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
1987 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
1988 ({,d}discard): Add forward declarations. Declare parameter as
1990 (main_without_main): Explicitly declare return type to be int.
1991 (memcpy): Properly declare.
1993 * libgcc2.c (toplevel): If inhibit_libc is defined and not
1994 building the trampoline support, declare malloc, free, and
1996 (__clear_cache): Mark arguments as potentially unused.
1998 * frame.c (toplevel): If inhibit_libc is defined, declare
2001 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
2003 * flow.c (make_edge): Accept an optional 2D bitmap in which
2004 to cache edge existence. Update all callers.
2005 (make_label_edge, make_eh_edge): Pass through the edge cache.
2006 (make_edges): Provide the cache.
2008 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2010 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
2012 (local_mbtowc): Change the type of variable `i' from int to size_t.
2014 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
2015 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
2017 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
2019 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
2020 after other includes that define the appropriate types. Include
2021 tm_p.h for getting user prototypes.
2022 * ggc-callbacks.c (toplevel): Ditto.
2023 * ggc-none.c (toplevel): Ditto.
2024 * gcc-page.c (toplevel): Ditto.
2025 * ggc-simple.c (toplevel): Ditto.
2027 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
2028 Jonathan Larmour <jlarmour@cygnus.co.uk>
2030 * config/mips/mips.c (mips_move_2words): Split doubles if
2031 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
2033 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
2035 * genrecog.c (struct decision_test): New.
2036 (struct decision): Remove test-related members, sort the rest by size.
2037 (IS_SPLIT): Simplify.
2038 (new_decision, new_decision_test): New.
2039 (add_to_sequence): Use them. No special handling for args of
2041 (maybe_both_true): Renamed from not_both_true; return sense changed.
2042 (maybe_both_true_1, maybe_both_true_2): New. Broken out
2043 of maybe_both_true and adjusted for decision_test.
2044 (position_merit): Remove.
2045 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
2046 (merge_accept_insn): New, broken out of merge_trees.
2047 (merge_trees): Use them. No special case for c_test; no node
2048 splitting; use test type instead of position_merit.
2049 (factor_tests): New.
2050 (simplify_tests): New.
2051 (break_out_subroutines): Don't write code now.
2052 (find_afterward): New.
2053 (write_afterward, write_switch, write_cond): New.
2054 (write_action, is_unconditional): New.
2055 (write_node): New. Use them.
2056 (write_tree_1): Rewrite. Use the new functions above.
2057 (write_tree): Remove afterward processing.
2058 (write_subroutine): Simplify function variant emission.
2059 (write_subroutines): New.
2060 (same_codes, clear_codes): Remove.
2061 (same_modes, clear_modes): Remove.
2062 (write_header): New, broken out of main.
2063 (make_insn_sequence): Use new_decision and new_decision_test.
2064 (process_tree): New, broken out of main.
2065 (main): Adjust for merge_trees interface change.
2066 Don't #define operands in the output file.
2067 (record_insn_name): New, broken out of make_insn_sequence.
2068 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2069 (debug_decision): New.
2071 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2073 * resource.c (find_free_register): Mark class_str argument const.
2074 * resource.h: Update prototype to match.
2076 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2077 * i386.md: Give all anonymous insns names.
2079 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2081 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2084 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2086 * toplev.c (dbr_sched_time): Unconditional.
2087 (peephole2_time): New.
2088 (compile_file): Add pass numbers to all of the dump file suffixes.
2089 Dump peephole2_time. Don't dump times for non-applicable passes.
2090 (rest_of_compilation): Add pass numbers to dump file suffixes.
2091 Conditionalize calls to the scheduler.
2092 * invoke.texi: Update.
2094 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2096 * flow.c (make_edges): Fix insn iteration.
2097 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2098 (find_basic_blocks_1): Fix spelling mistake.
2100 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2102 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2103 always have side-effects. Use memset not bzero.
2104 (make_node): Likewise.
2106 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2108 * stmt.c (expand_anon_union_decl): When any of the elements of the
2109 union is addressable, so is the entire union.
2111 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2113 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2115 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2116 * bitmap.c (bitmap_operation): Return true iff TO changed.
2117 (bitmap_equal_p): New.
2118 (bitmap_bit_p): Tidy arithmetic.
2119 (debug_bitmap_file): Likewise.
2121 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2123 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2124 before cse2 instead of after.
2126 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2128 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2131 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2133 * cppinit.c (is_idchar initializer): Loosen tests to accept
2136 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2138 * mips.md: Define conditional move patterns for floating point
2139 operands and DI mode conditions.
2141 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2143 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2144 always have side-effects.
2146 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2148 * mn10200.c (asm_file_start): Fix typo.
2150 * cppinit.c (is_idchar initializer): Tighten tests for when
2151 to put the table into initialized memory.
2153 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2154 not an array of rtunion.
2155 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2156 * gcc-simple (ggc_free_rtvec): Similarly.
2158 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2161 * mbchar.h: Add missing #endif.
2163 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2164 (FPBIT, DPBIT): Define.
2166 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2168 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2170 * profile.c (instrument_arcs, output_gcov_string,
2171 tablejump_entry_p): Add static prototypes.
2172 (output_gcov_string): Constify a char*.
2174 * regmove.c (replacement_quality, fixup_match_2): Add static
2177 * resource.h (reg_dead_p): Add extern prototype.
2179 * rtl.c (trim_filename): Add static prototype.
2181 * scan-decls.c (skip_to_closing_brace): Likewise.
2183 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2184 (expand_end_case): Initialize variable `range'.
2185 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2187 * varasm.c (asm_emit_uninitialised): Add static prototype.
2188 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2191 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2193 * cpplib.c (if_directive_nameo): Add static prototype.
2195 * cse.c (cse_insn): Remove unused variable `p'.
2197 * except.c (create_rethrow_ref, push_entry,
2198 receive_exception_label, new_eh_region_entry, find_func_region,
2199 clear_function_eh_region, process_nestinfo): Add static prototypes.
2200 (get_reg_for_handler): Hide definition.
2201 (process_nestinfo): Initialize variable `extra_handlers'.
2203 * expr.h (expand_builtin_longjmp): Add extern prototype.
2205 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
2207 * function.c (prepare_function_start): Likewise.
2208 (pop_function_context_from): Mark parameter `context' with
2210 (push_temp_slots_for_block, flush_addressof): Hide definition.
2212 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
2213 solve_program_flow_graph, calculate_branch_probs,
2214 function_summary, main, fancy_abort): Add prototypes.
2216 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
2217 (add_hash): Constify a char*.
2219 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
2220 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
2221 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
2223 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
2225 * lists.c (free_list, zap_lists): Likewise.
2227 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2229 * alias.c (nonlocal_reference_p): Add static prototype.
2231 * bitmap.c (bitmap_element_allocate): Prototype args in function
2234 * builtins.c (stabilize_va_list): Add static prototype.
2235 (expand_builtin_va_arg): Constify a char*.
2237 * c-lex.c (getch, put_back, extend_token_buffer_to,
2238 read_line_number, token_getch, token_put_back): Add static
2241 * c-parse.gperf (hash, is_reserved_word): Likewise.
2243 * cccp.c (is_dir_separator): Likewise.
2245 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2247 * graph.h: New file to prototype functions exported by graph.c.
2249 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
2251 * graph.c: Include graph.h.
2253 * toplev.c: Likewise. Remove redundant prototypes.
2255 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
2257 * invoke.texi: Removed duplicated description for -Q.
2259 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
2261 * extend.texi: Grammar fix in __extension__ text.
2263 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
2265 * md.texi (define_peephole2): New section.
2267 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
2269 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
2270 (mov $-1 to or peepholer): Enable for pentium when optimizing for
2273 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
2275 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
2277 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
2279 * i386.md (ffs expander): Emit Pentium friendly code for
2282 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
2284 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
2288 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2290 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
2292 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
2294 * config/m68k/m68k.c (use_return_insn): Return false if the pic
2297 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2299 * md.texi (No Constraints): Delete section.
2300 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
2301 * final.c (final_scan_insn): We always have register constraints.
2302 * genattrtab.c: Don't include "insn-config.h".
2303 (write_attr_case): We always have register constraints.
2304 * genconfig.c (register_constraint_flag): Delete.
2305 (walk_insn_part): Don't check whether we have register constraints.
2306 (main): Don't write out "#define REGISTER_CONSTRAINTS".
2307 * genoutput.c (have_constraints): Delete.
2308 (main): Don't set it.
2309 (output_operand_data): We always have constraints.
2310 (scan_operands): Likewise.
2311 (compare_operands): Likewise.
2312 * local-alloc.c (block_alloc): We always have constraints.
2313 (requires_inout): Always compile this function.
2314 * recog.c (extract_insn): We always have constraints.
2315 (constrain_operands, reg_fits_class_p): Always compile these
2317 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
2319 (struct insn_operand_data): Likewise.
2320 * regclass.c (regclass): We always have constraints.
2321 (record_reg_classes, copy_cost, record_address_regs,
2322 auto_inc_dec_reg_p): Always compile these functions.
2323 * regmove.c (regmove_optimize): We always have constraints.
2324 * reload.c (find_reloads): Likewise.
2325 * reload1.c (reload): Likewise.
2326 (reload_cse_simplify_operands): Likewise.
2327 * i860.c (output_delay_insn): Likewise.
2329 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
2331 * iris6.h (BUILD_VA_LIST_TYPE): Define.
2333 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2335 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
2336 for the va_list record.
2338 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
2340 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
2343 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
2345 * alias.c: Include insn-flags.h.
2346 * Makefile.in (alias.o): Update.
2348 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
2350 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
2351 to LTU and GEU. Handle more cases using sbb.
2353 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
2355 * i386.md (truncatexfdf splitters): Do not use subreg.
2356 (fop XFmode patterns): Fix mode in operand testing.
2358 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
2360 * jump.c (jump_optimize_1): Amend last change to test only the
2361 form of the operand, not the insn.
2363 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
2364 not register_operand to determine when B may need preloading.
2366 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
2368 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
2369 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
2370 (call-value patterns): Move to end of file.
2371 (*): Remove mode from label_ref in (pc) context.
2372 (movstrqi): Use memory not general_operand for BLKmode operands.
2373 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
2374 to register_operand operands.
2375 (peep2 patterns): Convert from commented-out peephole patterns.
2377 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2379 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
2380 to BUILT_IN_INIT_DWARF_REG_SIZES.
2381 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
2382 Renamed from BUILT_IN_DWARF_REG_SIZE; call
2383 expand_builtin_init_dwarf_reg_sizes.
2384 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
2385 with __builtin_init_dwarf_reg_size_table.
2386 * dwarf2out.c (struct reg_size_range): Delete.
2387 (expand_builtin_init_dwarf_reg_sizes): New function.
2388 (expand_builtin_dwarf_reg_size): Delete.
2389 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
2390 (expand_builtin_dwarf_reg_size): Don't declare.
2391 * libgcc2.c (dwarf_reg_size_table_initialized): New.
2392 (dwarf_reg_size_table): New.
2393 (init_reg_size_table): New function.
2394 (copy_reg): Use dwarf_reg_size_table.
2395 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
2398 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
2400 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
2401 Correctly build argument list to constructor and destructor functions.
2403 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
2405 * c-tree.h (warn_float_equal): Declare.
2406 * c-decl.c (warn_float_equal): Define.
2407 (c_decode_option): Recognize -W[no-]float-equal.
2408 * c-typeck.c (build_binary_op): Conditionally warn
2409 about equality tests of floating point types.
2410 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
2411 * invoke.texi: Add docs for -Wfloat-equal warning.
2413 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
2415 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
2416 generating RTL directly.
2417 * mips.h (INIT_TARGET_OPTABS): Likewise.
2418 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
2420 * expr.h (init_mov_optab): Delete declaration
2422 * h8300.c (WORD_REG_USED): Update to avoid useless register
2423 saves in interrupt functions and functions which never return.
2425 * cse.c (struct set): Delete inner_dest_loc field.
2426 (cse_insn): Remove assignments to inner_dest_loc field.
2428 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
2430 * ggc-page.c: Don't include <unistd.h> etc taken care of
2431 by "system.h". Include <sys/mman.h> afterward.
2433 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
2435 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
2438 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
2440 * xcoffout.c (xcoffout_declare_function): Add documentation.
2441 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
2442 TARGET_64BIT. Compare constant to -1, not bit pattern.
2443 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
2444 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
2447 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
2449 * dwarf2out.c (add_abstract_origin_attribute): Abort if
2451 (gen_inlined_enumeration_type_die): Do not abort if the type has
2452 not been writeen out.
2453 (gen_inlined_structure_type_die): Do not abort if the type has
2454 not been writeen out.
2455 (gen_inlined_union_type_die): Do not abort if the type has
2456 not been writeen out.
2457 (gen_tagged_type_instantiation_die): Do not abort if the type
2458 has not been written out.
2460 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2462 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
2464 * reg-stack.c (straighten_stack): Copy hard reg set with
2467 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
2469 * builtins.c (stabilize_va_list): Stabilize array type va_list
2470 to a pointer type, not the base record type.
2471 (expand_builtin_va_copy): Dereference the pointers explicitly;
2472 use the correct size for the copy.
2474 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
2475 (rs6000_va_arg): Likewise.
2477 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
2479 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
2481 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
2483 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
2485 (DECL_BUILT_IN_CLASS): Adjust accordingly.
2487 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
2489 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
2490 (init_ggc): Use it instead of a constant.
2491 (ggc_collect): Bound allocated_last_gc by it.
2493 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
2495 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
2498 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
2500 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
2501 (mips*-*-openbsd*): Let big endian configuration be a fragment.
2503 * config/mips/openbsd.h: New, OpenBSD little endian target.
2504 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
2505 * config/mips/xm-openbsd.h: New, OpenBSD host.
2507 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
2509 * config/m68k/m68k.c (output_function_prologue,
2510 output_function_epilogue): Use
2511 current_function_uses_pic_offset_table instead of regs_ever_live
2512 to decide whether to save/restore pic register.
2513 (legitimize_pic_address): Don't modify regs_ever_live any more.
2515 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
2517 * function.h (struct function): Add x_dont_save_pending_sizes_p.
2518 * stor-layout.c (variable_size): Don't add sizes to the pending
2519 sizes list if x_dont_save_pending_sizes_p is set.
2521 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
2523 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
2524 for symbolic_operand().
2525 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
2527 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2529 * combine.c (gen_rtx_combine): Add missing call to va_end().
2531 * final.c (asm_fprintf): Likewise.
2533 * genattrtab.c (attr_rtx): Likewise.
2535 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
2537 * cse.c: Update comments.
2538 (cse_insn): When converting a conditional/computed jump into
2539 an unconditional jump, always make sure a BARRIER immediately
2540 follows the converted jump. Do not delete unreachable code.
2541 (cse_basic_block): Do not delete unreachable code.
2542 * toplev.c (rest_of_compilation): Move call to
2543 delete_trivially_dead_insns after the conditional call to
2546 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2548 * collect2.c (make_temp_file): Don't prototype.
2550 * gcc.c (make_temp_file): Likewise.
2552 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
2554 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
2556 * varasm.c (asm_emit_uninitialised): New function: Generate
2557 the assembler statements necessary to declare an uninitialised
2559 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
2561 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
2562 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
2564 (assemble_variable): Use asm_emit_uninitialised to emit an
2565 uninitialised variable.
2567 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
2569 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
2570 constant on a 64 bit host. Patch supplied by Geoffrey Keating
2571 <geoffk@cygnus.com>.
2573 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2575 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
2576 * c-common.h (builtin_function): Don't declare.
2578 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
2580 (pushdecl): Likewise.
2581 (finish_decl): Likewise.
2582 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
2583 int. All callers changed.
2584 Set the builtin's DECL_BUILT_IN_CLASS.
2585 * tree.h (enum built_in_class): New.
2586 (enum built_in_function): Delete NOT_BUILT_IN.
2587 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
2589 (DECL_SET_FUNCTION_CODE): Likewise.
2590 (DECL_BUILT_IN_CLASS): New macro.
2591 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
2592 (struct tree_decl): Split builtin function code field into a
2594 (builtin_function): Declare.
2596 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
2598 * optabs.c (init_traps): Fix typo in last change.
2600 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
2602 * toplev.c (rest_of_decl_compilation): Update comment.
2604 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2606 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
2607 in .sbss if appropriate.
2608 (EXTRA_SECTION_FUNCTIONS): Add sbss.
2609 (SBSS_SECTION_ASM_OP): New macro.
2610 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
2611 (EXTRA_SECTIONS): Add in_sbss.
2612 * config/mips/mips.h: Prototype sbss_section.
2614 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
2616 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
2619 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
2621 * optabs.c (init_traps): Register trap_rtx as a GC root.
2623 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2625 * config/mips/mips.c (function_arg_pass_by_reference): Define
2626 unconditionally, since it's called unconditionally.
2628 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2630 * toplev.c (documented_lang_options): Add -fshort-wchar.
2631 * c-decl.c (c_decode_option): Likewise.
2632 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
2634 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
2635 * gcc.c (default_compilers): If -fshort-wchar,
2636 override __WCHAR_TYPE__.
2637 * tm.texi (C Dialect Options): Add -fshort-wchar.
2639 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
2640 symbol for a variable.
2642 * cpplib.h (CPP_PREPROCESSED): New macro.
2643 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
2644 we're seeing this input for a second time.
2646 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
2648 * emit-rtl.c (init_emit_once): Initialize modes first.
2650 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
2652 * config/i386/i386.c (pic_label_name): Change to char pointer.
2653 (global_offset_table): New variable.
2654 (load_pic_register): Fill global_offset_table if it hasn't
2655 already been done. Allocate pic_label_name dynamically.
2656 * ggc.h (empty_string): New variable.
2657 * ggc-simple.c (empty_string): Likewise.
2658 (init_ggc): Allocate empty_string and add as root.
2659 * stmt.c (digit_strings): New variable.
2660 (init_stmt): Add last_block_end_note as root. Allocate and
2661 initialize digit_strings.
2662 (expand_asm_operands): Use empty_string instead of string
2663 constant. Use digit_strings instead of string constants.
2664 * profile.c (init_arc_profiler): Allocate string with
2665 ggc_alloc_string instead of xmalloc.
2666 (output_func_start_profiler): Likewise.
2667 * c-typeck.c (digest_init): Check if init is error_mark_node.
2669 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
2670 Richard Henderson <rth@cygnus.com>
2672 * ggc-page.c: New file.
2673 * Makefile.in (ggc-page.o): New.
2675 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
2677 * invoke.texi: Document -fdelete-null-pointer-checks
2678 * toplev.c (flag_delete_null_pointer_checks): New.
2679 (f_options): Add entry for -fdelete-null-pointer-checks.
2680 (rest_of_compilation): Conditionalize null pointer check
2681 elimination on flag_delete_null_pointer_checks.
2682 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
2684 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
2686 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
2687 copyright notice and special exception to GPL.
2689 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2691 * abi64.h (mips_function_value): Add prototype arguments.
2693 * mips-protos.h: New file with mips prototypes.
2695 * mips.c: Include "tm_p.h".
2696 (mktemp, lookup_name): Add prototype arguments.
2697 (extern_list, string_constant, mips_fill_delay_slot,
2698 mips_output_external, mips_output_external_libcall,
2699 mips_output_filename, mips_declare_object, function_prologue,
2700 mips_expand_prologue, function_epilogue, mips16_constant,
2701 build_mips16_function_stub, mips_output_conditional_branch):
2703 (mips_va_start): Remove unused variable `u'.
2704 (mips_va_arg): Cast value to unsigned when comparing against one.
2706 (save_restore_insns, mips_expand_prologue): Add missing arg in
2707 call to `large_int'.
2709 * mips.h: Move prototypes to mips-protos.h.
2710 (data_section, memory_address_p, rdata_section,
2711 readonly_data_section, simple_epilogue_p, text_section): Delete
2712 prototypes delcared elsewhere.
2713 (mips_epilogue_delay_slots, print_options): Delete unused decls.
2715 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
2717 * mips.md: Delete extra args in call to `mips_move_2words'.
2719 * xm-iris6.h (alloca): Add prototype argument.
2721 * genpeep.c: Include "tm_p.h" in generated output file.
2723 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2725 * basic-block.h (find_edge_index): Change parameters.
2726 * flow.c (verify_edge_list): Pass basic_block parameters to
2727 find_edge_index instead of integers.
2729 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
2731 * combine.c (simplify_comparison): Use an unsigned shift to adjust
2734 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
2736 * gcc.1: Fix a formatting error.
2738 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2740 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
2741 i786, mn10200, mn10300, pdp11, v850.
2743 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
2745 * libgcc2.c (num_digits): Add prototype with
2746 __attribute__((const)).
2747 (__terminate): Add prototype.
2749 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
2751 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
2753 * alpha/alpha.c (print_operand): Fix type of `code'.
2754 (alpha_output_filename): Constify.
2755 * alpha/alpha.h: Move all function declarations ...
2756 * alpha/alpha-protos.h: ... here. New file.
2757 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
2758 (SECTION_FUNCTION_TEMPLATE): Likewise.
2760 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2762 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
2763 * expr.c (expand_expr): Likewise.
2764 (do_jump): Likewise.
2765 (do_store_flag): Pass ccp_store_flag to can_compare_p.
2766 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
2768 (enum can_compare_purpose): New.
2769 (can_compare_p): Adjust prototype.
2770 (prepare_cmp_insn, prepare_operand): Declare.
2771 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
2772 * optabs.c (cmp_available_p): Deleted.
2773 (expand_abs): Pass ccp_jump to can_compare_p.
2774 (can_compare_p): New arg PURPOSE. Check for combined optabs.
2775 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
2776 Call can_compare_p rather than cmp_available_p.
2777 (prepare_operand): No longer static.
2778 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
2779 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
2780 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
2781 sequence to use emit_cmp_and_jump_insns.
2782 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
2784 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
2786 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
2787 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
2788 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
2789 (plus (reg) (const_int 0))
2790 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
2792 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
2794 * rs6000.c (expand_block_move): DImode loads and stores require
2795 word-aligned displacements. Increment address registers with
2796 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
2798 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
2800 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
2801 is no name for the base type, rather than segfault. If we are
2802 writing out a complex integer type, use DW_ATE_lo_user.
2804 * expr.c (emit_move_insn_1): If we are copying a complex that fits
2805 in one word or less (complex char, complex short, or on 64 bit
2806 systems complex float) to/from a hard register, copy it through
2807 memory instead of dying in gen_{real,imag}part. If we have a
2808 short complex type, prevent inlining since it allocates stack
2811 * tree.c (build_complex_type): If we are writing dwarf2 output,
2812 generate a name for complex integer types.
2814 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2816 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
2817 * flow.c (remove_edge): Remove extra whitespace.
2818 (remove_fake_edges): Fix comment.
2819 (add_noreturn_fake_exit_edges): Use the correct name.
2821 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
2823 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
2824 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
2825 (clean): Depend on INTL_CLEAN.
2826 (maintainer-clean): Adjust.
2828 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2830 * configure.in (AC_PREREQ): Bump to 2.13.
2831 (AC_C_STRINGIZE): Call this instead of using a custom macro.
2833 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
2835 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
2837 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
2839 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
2840 (HAVE_STRINGIZE): Define.
2842 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
2844 * c-parse.in: save and restore warn_pointer_arith on __extension__
2845 along with pedantic.
2846 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
2847 Set the type of extension to itype rather than $<itype>1 kludge.
2848 * extend.texi (Alternate Keywords): Adjust documentation.
2849 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
2851 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
2853 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
2854 most assembler templates.
2856 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
2857 FP loads and stores.
2858 (following_call): Always return zero for the PA8000.
2859 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
2860 FP loads and stores.
2861 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
2863 * pa.h (BRANCH_COST): Define.
2865 * pa.md (return, return_internal): Use bve for PA2.0.
2867 * pa.md (fused multiply): Add variants which reduce height for the
2868 fused multiply, but which still generate 2 insns.
2869 (fnegabs): Similarly.
2871 * pa.md (subsi3): Turn into an expander. Create two anonymous
2872 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
2873 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
2875 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
2877 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
2879 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
2880 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
2882 * regclass.c (init_regs): Add "top_of_stack" as a garbage
2885 * flow.c (record_active_eh_regions): Terminate loop after finding
2886 the last insn in the last basic block.
2888 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2890 * config/c4x/c4x.md: Delete parallel instruction peepholes.
2892 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2894 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
2896 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2898 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
2899 splitting to not use output template.
2901 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2903 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
2904 * config/c4x/c4x.c (c4x_va_start): New function.
2906 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
2908 * genrecog.c (not_both_true): Handle correctly cases when called for
2909 tests with different positions in the insn.
2911 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2913 * machmode.h (HOST_PTR_PRINTF): Move from here ...
2915 * system.h (HOST_PTR_PRINTF): ... to here.
2917 * mips-tfile.c: Don't include machmode.h.
2919 * Makefile.in (MACHMODE_H): New variable. Update to use it.
2920 (mips-tfile.o): Don't depend on machmode.h.
2922 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2924 * haifa-sched.c (sched_analyze): Rename local variable `region' to
2925 avoid conflicts with typedef struct `region' at the top level scope.
2927 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
2929 * basic-block.h (basic_block): Add eh_beg, eh_end.
2930 * flow.c (entry_exit_blocks): Update.
2931 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
2933 (find_basic_blocks_1): Don't record eh_list at each bb. Use
2934 lists.c functions to allocate insn lists.
2935 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
2937 (make_eh_edge): ... here. New.
2938 (move_stray_eh_region_notes): New.
2939 (record_active_eh_regions): New.
2940 (delete_unreachable_blocks): Split out block merging ...
2941 (try_merge_blocks): ... here. New.
2942 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
2943 Dump debugging data.
2944 (merge_blocks_move_successor_nojumps): Likewise.
2945 (merge_blocks): Use eh_beg+eh_end to validate block movement.
2947 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2949 * extend.texi (Bound member functions): Document unbound pmf
2952 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2954 * flow.c (split_edge): Handle insertion on a fallthrough edge which
2955 has the EXIT_BLOCK as a dest.
2957 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2959 * flow.c (remove_edge): New function to remove an edge from the
2961 (remove_fake_successors): New function to remove fake successor edges.
2962 (remove_fake_edges): New function to remove all fake edges from the
2964 (add_fake_exit_edges): New function to add fake edges from all blocks
2965 with no successors to the exit block.
2966 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
2967 prototypes for new functions.
2969 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2971 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
2972 Use Pmode to determine whether to output .dword or .word.
2974 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
2976 * tree.c (built_in_filename): New variable.
2977 (BUILT_IN_FILENAME): New macro.
2978 (init_tree_codes): Allocate built_in_filename.
2979 (make_node): Use built_in_filename instead of string constant.
2981 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
2983 * configure.in: Add fr30 target.
2984 * configure: Regenerate.
2985 * config/fr30: New directory.
2986 * config/fr30/crti.asm: New file.
2987 * config/fr30/fr30.c: New file.
2988 * config/fr30/crtn.asm: New file.
2989 * config/fr30/fr30.h: New file.
2990 * config/fr30/fr30.md: New file.
2991 * config/fr30/lib1funcs.asm: New file.
2992 * config/fr30/t-fr30: New file.
2993 * config/fr30/xm-fr30.h: New file.
2995 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
2997 * flow.c (merge_blocks_move_successor_nojumps): Delete the
2998 BARRIER at the end of the successor, not the BARRIER before
3001 * pa.c (pa_add_gc_roots): Fix thinko in last change.
3003 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
3005 * stmt.c (any_pending_cleanups): Don't crash when
3006 current_function->stmt is unset.
3008 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3010 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
3011 other initializations that may use it for relative offsets.
3013 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3015 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
3016 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
3017 * config/i386/sol2dbg.h: Removed.
3018 * config/i386/sol2gas.h: New file, to enable gas work-around.
3019 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
3020 Don't use sol2dbg.h.
3021 * configure: Rebuilt.
3023 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
3025 * invoke.texi (-fthis-is-variable): Remove documentation.
3027 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
3029 * basic-block.h (compute_bb_for_insn): Declare.
3030 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
3031 to use; set size of basic_block_for_insn directly.
3032 (find_basic_blocks): Update.
3034 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3036 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
3038 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3040 * crtstuff.c (ON_EXIT): Delete empty macro definition.
3041 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
3043 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
3045 * c-decl.c (c_decode_option): Extend comment.
3047 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3049 * toplev.c (progname): Make 'const char *'
3050 (flag_print_mem): Move out of main.
3051 (version_flag): Move out of main.
3052 (filename): Move out of main.
3053 (debug_args): Remove g prefix from options.
3054 (documented_lang_options): Remove cpplib specific options.
3055 (display_help): Add g prefix to debug options.
3056 (check_lang_option): Delete this function.
3057 (decode_d_option): New function: Decode -d... option.
3058 (decode_f_option): New function: Decode -f... option.
3059 (decode_W_option): New function: Decode -W... option.
3060 (decode_g_option): New function: Decode -g... option.
3061 (independent_decode_option): New function: Decode a language
3062 independent command line option.
3063 (main): Invoke lang_decode_option and then
3064 independent_decode_option on each command line option in
3067 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3069 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3070 * fold-const.c (fold_range_test): Do not try to fold the range
3071 test if the rhs or lhs has side effects.
3073 * basic-block.h (compute_flow_dominators): Declare.
3075 * gcse.c (alloc_code_hoist_mem): New function.
3076 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3077 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3078 (hoist_code, one_code_hoisting_pass): Likewise.
3079 (gcse_main): If optimizing for size, then hoist expressions
3080 computed in multiple dominated basic blocks.
3082 * gcse.c (invalid_nonnull_info): New function.
3083 (delete_null_pointer_checks): Likewise.
3084 * rtl.h (delete_null_pointer_checks): Declare.
3085 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3087 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3088 (merge-blocks_move_successor_nojumps): Likewise.
3089 (merge_blocks): Allow merging of some blocks, even if it requires
3090 physical movement of the blocks, but not if it requires new jumps.
3092 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3093 Callers and prototype changed.
3094 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3096 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3098 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3099 -YP when both -p and -pg are present. From i386/sol2.h.
3101 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3103 * Makefile.in (distclean): Delete tm_p.h.
3104 * configure.in: Create a new file, "tm_p.h", from a list in
3105 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3106 "i386/i386-protos.h".
3108 * alias.c: Include "tm_p.h".
3109 * c-typeck.c: Likewise.
3110 * calls.c: Likewise.
3112 * emit-rtl.c: Likewise.
3113 * explow.c: Likewise.
3114 * expmed.c: Likewise.
3116 * final.c: Likewise.
3118 * fold-const.c: Likewise.
3119 * function.c: Likewise.
3121 * global.c: Likewise.
3122 * haifa-sched.c: Likewise.
3123 * integrate.c: Likewise.
3125 * local-alloc.c: Likewise.
3127 * optabs.c: Likewise.
3128 * recog.c: Likewise.
3129 * reg-stack.c: Likewise.
3130 * regclass.c: Likewise.
3131 * regmove.c: Likewise.
3132 * reload.c: Likewise.
3133 * reload1.c: Likewise.
3134 * reorg.c: Likewise.
3135 * resource.c: Likewise.
3137 * stor-layout.c: Likewise.
3138 * toplev.c: Likewise.
3140 * unroll.c: Likewise.
3141 * genattrtab.c (main): Make generated file include "tm_p.h".
3142 * genemit.c (main): Likewise.
3143 * genoutput.c (main): Likewise.
3144 * genrecog.c (main): Likewise.
3146 * i386.h: Delete all prototypes.
3147 * i386.c: Include "tm_p.h".
3148 (ix86_attr_length_default): Call constant_call_address_operand
3149 with correct number of arguments.
3150 * i386-protos.h: New file.
3151 * i386.md (unnamed patterns): Call constant_call_address_operand
3152 with correct number of arguments.
3153 (exception_receiver): Call load_pic_register with correct number
3156 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3158 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3160 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3162 * rtl.h (insns_safe_to_move_p): New function.
3163 * loop.c (find_and_verify_loops): Use it.
3164 * rtlanal.c (insns_safe_to_move_p): Define it.
3166 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3168 * c-pragma.c: Include ggc.h.
3169 * Makefile.in (c-pragma.o): Update.
3171 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3173 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3174 (LIB_SPEC): Likewise.
3175 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3176 Reindent -YP/-p/-pg.
3177 Copied from config/sparc/sol2.h.
3179 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3181 * c-pragma.c (mark_align_stack): New.
3183 * c-pragma.h (init_pragma): Declare it.
3184 * c-lex.c (init_parse): Call it.
3186 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3188 * configure.in: Pick up thread library on Solaris/x86 just
3189 like on Solaris/sparc.
3190 * configure: Rebuilt.
3192 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3194 * rtl.h (global_rtx_index): New enum.
3195 (global_rtl): Change to array of rtx.
3196 (pc_rtx, cc0_rtx): Redefine accordingly.
3197 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3198 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3199 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3200 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3201 (const_int_rtx): Change to array of rtx.
3202 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
3204 * emit-rtl.c (global_rtl): Change to array of rtx.
3205 (const_int_rtx): Change to aray of rtx.
3206 (gen_rtx_CONST_INT): Redefine accordingly.
3207 (init_emit_once): Allocate and initialize global_rtl. Likewise
3208 for const_int_rtx. Add both as GC roots.
3209 * genattrtab.c (global_rtl): Update declaration.
3211 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
3213 * Makefile (USER_H): Add iso646.h back.
3215 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
3217 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
3218 zapping the LOG_LINKS of sched_before_next_call.
3220 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
3221 * pa.c (insn_refs_are_delayed): Renamed from
3222 insn_sets_and_refs_are_delayed.
3224 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
3226 * functiion.h (struct function): Add x_whole_function_mode_p.
3227 (retrofit_block): Declare.
3228 * function.c (retrofit_block): New function.
3229 (identify_blocks): Add assertions. Allow an incomplete set of
3230 block notes if we're still generating code for the function.
3231 * integrate.c: Include loop.h.
3232 (expand_inline_function): Call find_loop_tree_blocks to map block
3233 notes to blocks when in whole-function mode. Use retrofit_block
3234 to insert new BLOCKs for the inlined function, rather than
3236 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
3237 * Makefile.in (integrate.o): Depend on loop.h.
3239 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3241 * tree.h (warn_about_unused_variables): Declare.
3242 * stmt.c (warn_about_unused_variables): New function, split out
3244 (expand_end_bindings): Here.
3246 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
3248 * stmt.c (preserve_subexpressions_p): Don't crash when
3249 current_function->stmt is unset.
3251 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
3253 * stmt.c (expand_start_bindings): Allow callers to pass a flag
3254 indicating that no NOTE_INSN_BLOCK_BEG note is required.
3255 (expand_start_target_temps): Use it.
3256 * except.c (expand_eh_region_start_for_decl): Likewise.
3257 * expr.c (expand_expr): Likewise.
3259 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3261 * fold-const.c (operand_equal_p): Pay attention to side effects.
3263 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3265 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
3266 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
3268 * tlink.c (scan_linker_output): Look for keywords before accepting
3269 a mangled name in quotes.
3271 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
3273 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
3274 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
3276 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
3278 * alpha.md: Revert Thu Nov 26 change that came in through the
3279 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
3280 Avoid earlyclobber when possible.
3282 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3284 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
3286 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
3287 Define HAVE_ON_EXIT.
3289 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3291 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
3292 CTYPE_CONV in all ctype macros.
3294 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
3297 * cexp.y (initialize_random_junk): Likewise.
3299 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
3301 * i370.c (handle_pragma): Likewise.
3303 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
3305 * v850.c (override_options): Likewise.
3307 * doprint.c (_doprnt): Likewise.
3309 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
3312 * fixinc/server.c (load_data): Likewise.
3314 * fold-const.c (real_hex_to_f): Likewise.
3316 * genattr.c (write_upcase, gen_attr): Likewise.
3318 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
3319 write_upcase): Likewise.
3321 * genemit.c (print_code): Likewise.
3323 * genopinit.c (gen_insn): Likewise.
3325 * genpeep.c (print_code): Likewise.
3327 * genrecog.c (print_code): Likewise.
3329 * optabs.c (init_libfuncs): Likewise.
3331 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
3333 * haifa-sched.c (sched_analyze): Keep the list of notes organized
3335 (reemit_notes): Likewise.
3337 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
3339 * ggc.h (ggc_root): Move to ggc-common.c.
3341 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
3342 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
3343 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
3344 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
3345 * ggc-common.c (ggc_root): Move from ggc.h.
3346 (roots): Declare, static.
3347 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
3348 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
3349 null or check/set mark bit.
3350 (ggc_mark_roots): New.
3351 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
3353 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
3355 * m32r.c: Include toplev.h.
3356 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
3357 (gen_compare): Rename swap_p to must_swap to match uses.
3358 Add default abort case.
3359 (m32r_output_function_epilogue): Remove unused variables.
3360 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
3361 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
3362 define to empty parameter list. Update all uses.
3363 (predicate decls): Use enum machine_mode not int.
3364 * m32r.md (movsi): Call abort, not fatal_insn.
3365 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
3367 1999-09-14 Andrew Haley <aph@cygnus.com>
3369 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
3370 use $0 instead of 0.
3372 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3374 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
3375 computation out of loop over hard regs.
3377 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
3379 * function.c (identify_blocks): Don't shadow a variable in an
3381 * integrate.c (integrate_decl_tree): Don't use pushlevel,
3382 pushdecl, or poplevel to build up the new BLOCK tree.
3383 (expand_inline_function): Likewise.
3384 (integrate_parm_decls): Likewise.
3386 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
3388 * c-typeck.c (qualify_type): Merge qualifiers from both types.
3390 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
3392 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
3393 * invoke.texi: Document this change.
3395 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
3397 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
3399 (mark_emit_status): Renamed from mark_emit_state.
3400 * except.c (mark_eh_status): Renamed from mark_eh_state.
3401 Check not null before marking.
3402 (free_eh_status): New.
3403 * expr.c (mark_expr_status, free_expr_status): New.
3404 * function.c (free_machine_status): New.
3405 (free_after_parsing): New.
3406 (free_after_compilation): Move bits to free_after_parsing; call
3407 free_eh_status, free_expr_status; zero the marked members of the
3409 (prepare_function_start): No can_garbage_collect.
3410 Call init_eh_for_function.
3411 (expand_dummy_function_end): Free up current_function state.
3412 (mark_function_status): Renamed from mark_function_state.
3413 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
3414 * function.h (struct function): No can_garbage_collect.
3415 (free_machine_status, free_after_parsing): Declare.
3416 (free_eh_status, free_expr_status): Declare.
3417 * ggc.h (mark_expr_status): Declare.
3418 * stmt.c (free_stmt_status): Free the struct.
3419 (mark_stmt_status): Renamed from mark_stmt_state.
3420 (init_stmt): Don't call init_eh.
3421 (init_stmt_for_function): Don't call init_eh_for_function.
3422 * toplev.c (compile_file): Call init_eh.
3423 (rest_of_compilation): Free basic block info before ggc_collect.
3424 Call free_after_parsing; conditionally call free_after_compilation.
3425 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
3426 Check not null before marking.
3427 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
3429 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
3431 * c-lex.c (yylex): Initialize warn.
3433 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
3435 * pa.c (emit_move_sequence): Properly set the mode of the scratch
3436 register when performing secondary reloads for the SAR register.
3438 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
3440 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
3441 (NOTE_BLOCK): New macro.
3442 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
3443 * function.h (identify_blocks): Change prototype.
3444 * function.c (identify_blocks): Simplify.
3445 (reorder_blocks): Likewise.
3446 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
3447 NOTE_INSN_BLOCK_{BEG,END}.
3448 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
3449 the list of saved notes if the note isn't a
3450 NOTE_INSN_BLOCK_{BEG,END}.
3451 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
3453 (reemit_notes): Adjust recreation of notes to reflect new saved
3455 * print-rtl.c (print_rtx): Print the address of the BLOCK when
3456 printing a block note.
3457 * stmt.c (block_vector): Remove.
3458 (find_loop_tree_blocks): Simplify.
3459 (unroll_block_trees): Likewise.
3460 * tree.h (reorder_block): Change prototype.
3462 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
3464 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
3465 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
3466 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
3467 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
3468 (atexit, exit): Simplify.
3469 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
3470 * config/lots: Remove defns of HAVE_ATEXIT.
3472 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
3474 * calls.c (precompute_arguments): Fix typo in comment.
3475 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
3478 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
3480 * dsp16xx.c (override_options): Fix typos in GC root registration.
3482 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
3484 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
3486 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
3487 (FUNCTION_PROFILER): Redefine appropriately for Linux.
3488 (CC1_SPEC): Likewise.
3490 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3492 * genattr.c (main): Add extern prototype. Call return, not exit.
3493 * genattrtab.c (main): Likewise.
3494 * gencheck.c (main): Likewise.
3495 * gencodes.c (main): Likewise.
3496 * genconfig.c (main): Likewise.
3497 * genemit.c (main): Likewise.
3498 * genextract.c (main): Likewise.
3499 * genflags.c (main): Likewise.
3500 * gengenrtl.c (main): Likewise.
3501 * genopinit.c (main): Likewise.
3502 * genoutput.c (main): Likewise.
3503 * genpeep.c (main): Likewise.
3504 * genrecog.c (main): Likewise.
3506 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
3507 * genattrtab.c (get_insn_name): Likewise.
3508 * gencodes.c (get_insn_name): Likewise.
3509 * genconfig.c (get_insn_name): Likewise.
3510 * genemit.c (get_insn_name): Likewise.
3511 * genextract.c (get_insn_name): Likewise.
3512 * genflags.c (get_insn_name): Likewise.
3513 * genopinit.c (get_insn_name): Likewise.
3514 * genpeep.c (get_insn_name): Likewise.
3516 * gencheck.c (usage): Add static prototype.
3517 * genextract.c (print_path): Constify a char*.
3518 * genopinit.c (optabs): Likewise.
3519 * genoutput.c (operand_data, data, output_predicate_decls,
3520 compare_operands): Likewise.
3521 * genrecog.c (write_tree): Add default case in switch.
3523 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3525 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
3527 * print-rtl.c (get_insn_name): Remove prototype.
3529 * toplev.h (progname): Declare const.
3531 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
3532 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
3533 dump_sched_info, dump_local_alloc, regset_release_memory,
3534 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
3535 error_with_file_and_line, error_with_decl, error_for_asm, error,
3536 fatal, warning_with_file_and_line, warning_with_decl, warning,
3537 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
3538 Remove redundant prototypes.
3540 (notice, check_lang_option, report_file_and_line, vnotice,
3541 mark_file_stack): Add static prototype.
3542 (set_fatal_function): Add prototype.
3543 (vnotice, report_file_and_line, set_fatal_function,
3544 check_lang_option): Constify a char*.
3545 (main): Prototype. Call return, not exit.
3547 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3549 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
3551 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
3553 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
3555 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
3557 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3559 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
3560 behave as if it's zero in all cases.
3561 (expand_function_start): Adjust call to assign_parms.
3562 * tree.h (assign_parms): Adjust prototype.
3563 * objc/objc-act.c (hack_method_prototype): Adjust call to
3566 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
3568 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
3569 arg_pointer_rtx fixed if the argument pointer register is
3571 (NONZERO_BASE_PLUS_P): Likewise.
3573 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
3575 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
3576 match_insn2 to match_insn.
3577 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
3579 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
3581 * Makefile.in (USER_H): Remove va-foo.h.
3583 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
3584 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
3585 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
3586 va-spur.h,va-v850.h}: Remove.
3588 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
3590 * sparc/sparc.md (eligible_for_return_delay): New attribute.
3591 (in_return_delay): Use it instead of match_insn.
3593 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3595 * config/alpha/va_list.h (va-alpha.h): Do not include.
3596 (__gnuc_va_list): Typedef as in varargs.h.
3598 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
3600 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
3601 DECL_LIVE_RANGE_RTL.
3603 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
3605 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
3606 not NOTE_BLOCK_NUMBER.
3607 (expand_eh_region_end): Likewise.
3608 (find_exception_handler_labels): Likewise.
3609 (scan_region): Likewise.
3610 (exception_optimize): Likewise.
3611 (update_rethrow_references): Likewise.
3612 (set_insn_eh_region): Likewise.
3613 * final.c (final_scan_insn): Likewise.
3614 * flow.c (make_edges): Likewise.
3615 * integrate.c (expand_inline_function): Likewise.
3616 * print-rtl.c (print_rtx): Likewise.
3618 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
3620 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
3621 terms of builtin functions and types.
3623 * mips.c (mips_build_va_list): New.
3624 (mips_va_start, mips_va_arg): New.
3625 * mips.h (BUILD_VA_LIST_TYPE): New.
3626 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3628 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
3629 (sh_build_va_list, sh_va_start, sh_va_arg): New.
3630 * sh.h (BUILD_VA_LIST_TYPE): New.
3631 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3633 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
3635 * recog.h (struct recog_data): Make dup_num, operand_address_p,
3636 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
3637 (struct insn_data): Likewise with n_operands, n_dups,
3638 n_alternatives, output_format.
3639 * regclass.c (scan_one_insn): Cast n_operands to int before
3640 arithmetic inside comparison.
3642 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
3644 * toplev.c (compile_function): Unconditionally emit nop.
3646 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3648 * haifa-sched.c (actual_hazard): Move declaration of variable
3649 `this_cost' into the scope where it is used.
3651 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3653 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
3654 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
3655 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
3657 * genrecog.c (make_insn_sequence): Call memset, not bzero.
3659 * jump.c (find_insert_position): Don't declare or define unless
3660 !HAVE_conditional_arithmetic.
3661 (returnjump_p_1, delete_prior_computation): Add static prototypes.
3663 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
3665 * recog.c (offsettable_address_p): Prototype function pointer.
3666 (preprocess_constraints): Call memset, not bzero.
3668 * tree.c (tree_node_kind_names): Constify a char*. Make static.
3669 (gcc_obstack_init): Don't declare.
3670 (fix_sizetype): Add static prototype.
3671 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
3672 (tree_cons): Call memset, not bzero.
3674 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
3675 definition in macro ASM_WEAKEN_LABEL.
3676 (mark_const_hash_entry): Add static prototype.
3678 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3680 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
3682 * unroll.c (find_common_reg_term, subtract_reg_term,
3683 loop_find_equiv_value): Add static prototypes.
3684 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
3685 (copy_loop_body): Remove unreachable break statement.
3687 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
3689 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
3691 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3693 Undo some changes from the gcc2 merge:
3694 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
3695 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
3699 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
3700 * emit-rtl.c (gen_lowpart_common): Disable optimization of
3701 initialized float-int union if the value is a NaN.
3703 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
3705 * gthr-win32.h: New file.
3707 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
3708 shared as a valid attribute.
3709 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
3710 * extend.texi: Document `shared' variable attribute.
3712 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
3714 * configure.in: Handle --enable-threads on FreeBSD.
3715 * configure: Rebuit.
3717 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3719 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
3721 * configure: Rebuilt.
3723 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
3724 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
3725 Rosimildo DaSilva <rdasilva@connecttel.com>
3727 * configure.in (m68k-*-rtemscoff*): Added.
3728 * configure.in (mips64orion-*-rtems*): Converted to ELF.
3729 * configure.in (sparc-*-rtemsaout*): Added as alias for old
3730 sparc-rtems configuration.
3731 * configure.in (sparc-*-rtemself*): Added.
3732 * configure.in (sparc-*-rtems*): Now ELF not a.out.
3733 * config/i386/rtems.h: Added comment.
3734 * config/sparc/rtemself.h: New file.
3736 * configure.in (m68k-rtemself): Added.
3737 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
3738 and DWARF_DEBUGGING_INFO.
3739 * config/m68k/crti.s: New file.
3740 * config/m68k/crtn.s: New file.
3741 * config/m68k/t-crtstuff: New file.
3742 * config/m68k/rtemself.h: New file.
3744 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
3745 global ctor/dtor and C++ exception handling.
3746 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
3747 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
3749 * config/i386/t-rtems-i386: New File.
3751 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
3753 * stmt.c (expand_end_case): Return right away if the case stack is
3756 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
3758 * Makefile.in (version.c): Remove rule incorrectly brought in from
3761 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
3763 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
3764 * msdos/top.sed: Take into account a prepended $(SHELL) to
3766 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
3768 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
3770 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3772 * regmove.c (fixup_match_1): Don't change an unchanging register.
3773 (stable_but_for_p): Renamed to:
3774 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
3775 Changed all callers.
3777 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
3779 * loop.c (strength_reduce): Don't call reg_used_between_p if the
3780 insn from BL2 is after the insn from BL.
3782 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
3784 * recog.h (INSN_OUTPUT_FORMAT_*): New.
3785 (struct insn_data): Merge `template' and `outfun' into `output'.
3786 Add `output_format'.
3787 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
3788 (struct data): Remove `outfun'; add `output_format'.
3789 (name_for_index): Remove declaration.
3790 (output_insn_data): Handle output formats.
3791 (process_template): Emit the bare array for @.
3792 (gen_expand, gen_split): Set output_format to NONE.
3793 * output.h (get_insn_template): Declare.
3794 * final.c (get_insn_template): New.
3795 (final_scan_insn): Use it.
3796 * toplev.c (compile_file): Likewise.
3798 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3799 * i860/i860.c (output_delayed_branch): Likewise.
3800 (output_delay_insn): Likewise.
3802 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3804 * rtl.c (obstack_alloc_rtx): Removed.
3806 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
3808 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
3810 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3812 * i386.c (call_insn_operand): Reject const_int.
3813 (expander_call_insn_operand): Use call_insn_operand.
3815 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3817 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
3819 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
3821 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
3822 Use DImode operation.
3824 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
3826 * gcc.c: Include sys/resource.h.
3827 (report_times): New flag.
3828 (execute): If report_times is set, calculate and report the
3829 CPU time consumed by each subprocess.
3831 (rus, prus): New globals.
3832 (option_map): Add --time.
3833 (display_help): Document -time.
3834 (process_command): Set report_times if -time is given.
3835 Turn off -pipe if -time is given.
3837 * invoke.texi: Document new option -time.
3839 * configure.in: Check for getrusage. Check if we have to
3840 prototype getrusage.
3841 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
3842 * configure: Regenerate.
3843 * config.in: Regenerate.
3845 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
3847 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
3850 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
3852 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
3853 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
3854 (nan): Return _thenan_sf or _thenan_df as appropriate.
3855 (L_thenan_sf): Define _thenan_sf.
3856 (L_thenan_df): Define _thenan_df.
3858 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
3859 (DPBIT_FUNCS): Add _thenan_df.
3861 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
3863 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
3866 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3868 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
3871 (lang_specific_driver): Don't take a function pointer parameter.
3872 All callers changed.
3874 * gcc.c: Include gcc.h.
3875 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
3876 lang_specific_extra_outfiles, fatal): Don't declare.
3877 (multilib_defaults_raw): Constify.
3878 (read_specs): Call memset, rather than bzero.
3879 (main): Call return, not exit.
3880 (lookup_compiler): Call memcpy, not bcopy.
3881 (fatal): Make extern.
3883 * cppspec.c: Include gcc.h.
3884 (lang_specific_driver): Initialize variable `quote'. Constify a
3885 char*. All calls to the function pointer parameter now
3886 explicitly call `fatal'.
3888 * gccspec.c (lang_specific_driver): Include gcc.h.
3890 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
3892 * arm.c (note_invalid_constants): Use recog_data.operand_type
3895 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3897 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
3900 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
3901 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3902 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3903 reload_secondary_in_reload, reload_secondary_out_reload,
3904 reload_secondary_in_icode, reload_secondary_out_icode,
3905 reload_reg_rtx, reload_when_needed): Delete declarations.
3906 (struct reload): New structure.
3907 (rld): Declare new array.
3908 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
3909 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3910 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3911 reload_secondary_in_reload, reload_secondary_out_reload,
3912 reload_secondary_in_icode, reload_secondary_out_icode,
3913 reload_reg_rtx, reload_when_needed): Delete definitions.
3915 (whole file): Replace uses of the deleted arrays with uses of rld.
3916 * reload1.c (whole file): Replace uses of the deleted arrays with
3918 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
3919 explicit loops, not with bcopy.
3921 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
3923 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
3924 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
3925 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
3926 insn_name): Delete and consolidate into new structures.
3927 (insn_operand_predicate_fn): New.
3928 (insn_output_fn): New.
3930 (struct insn_operand_data): New.
3931 (struct insn_data): New.
3933 (OUT_FCN): Update for insn_data change.
3934 * builtins.c (expand_builtin_strlen): Likewise.
3935 (expand_builtin_memcmp): Likewise.
3936 * combine.c (make_extraction, simplify_comparison): Likewise.
3937 * cse.c (canon_reg, cse_insn): Likewise.
3938 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
3939 * expmed.c (store_bit_field, extract_bit_field): Likewise.
3940 (emit_store_flag): Likewise.
3941 * expr.c (convert_move, emit_block_move): Likewise.
3942 (clear_storage, emit_push_insn, expand_increment): Likewise.
3943 (do_store_flag): Likewise.
3944 * expr.h (GEN_FCN): Likewise.
3945 (insn_gen_function): Die.
3946 * final.c (final_scan_insn): Update for insn_data change.
3947 (output_asm_name): Likewise.
3948 * function.c (fixup_var_refs_1): Likewise.
3949 * loop.c (check_dbra_loop): Likewise.
3950 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
3951 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
3952 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
3953 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
3954 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
3955 * regmove.c (gen_add3_insn): Likewise.
3956 * reload.c (push_secondary_reload, combine_reloads): Likewise.
3957 (find_reloads, find_reloads_address_1): Likewise.
3958 (debug_reload_to_stream): Likewise.
3959 * reload1.c (emit_reload_insns, gen_reload): Likewise.
3960 * stmt.c (expand_end_case): Likewise.
3961 * toplev.c (compile_file): Likewise.
3963 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3964 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3966 * print-rtl.c (insn_name_ptr): Remove declaration.
3967 (get_insn_name): Declare.
3968 (print_rtx): Use it.
3969 * genoutput.c (insn_name_ptr): Remove.
3970 (next_operand_number): New.
3971 (struct operand_data): New.
3972 (null_operand, odata, odata_end): New.
3973 (struct data): Use struct operand_data.
3974 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
3975 (get_insn_name): Renamed from name_for_index.
3976 (output_prologue): Define NO_MD_PROTOTYPES.
3977 (output_predicate_decls): Break out from output_epilogue.
3978 Iterate over the operands list.
3979 (output_operand_data): Break out from output_epilogue. Emit
3980 just the operands list.
3981 (output_insn_data): Break out from output_epilogue. Emit just
3983 (output_epilogue): Remove.
3984 (output_get_insn_name): New.
3985 (constraints, op_n_alternatives, predicates, address_p): Die.
3986 (modes, strict_low, seen): Die.
3987 (scan_operands): Take new param `d' instead of writing to
3988 seven global variables.
3989 (compare_operands): New.
3990 (place_operands): New.
3991 (validate_insn_alternatives): Update for struct data change.
3992 (gen_insn): Don't zero or copy 7 global arrays. Update for
3993 scan_operands; call place_operands.
3994 (gen_peephole, gen_expand, gen_split): Likewise.
3995 (main): Update for new output routines.
3997 * genattr.c (insn_name_ptr): Remove.
3998 (get_insn_name): New function.
3999 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
4000 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
4001 * genrecog.c: Likewise.
4003 * alpha.md (adddi3): Make `pattern' array static.
4005 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4007 * config/c4x/c4x.h (c4x_rpts_cycles_string,
4008 c4x_cpu_version_string): Constify char *.
4009 * config/c4x/c4x.c (c4x_rpts_cycles_string,
4010 c4x_cpu_version_string): Likewise.
4012 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
4014 * tree.c (save_tree_status): Revert 10 Sep change.
4015 (restore_tree_status): Likewise. Call obstack_free with NULL
4016 before freeing the obstack proper.
4018 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
4020 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
4022 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
4023 surrounding context.
4025 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
4027 * tree.c (type_hash_canon): Put all types in the hash-table, when
4030 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
4032 * recog.h (struct recog_data, recog_data): New.
4033 (recog_foo variables): Kill.
4034 * recog.c (recog_operand, recog_operand_loc): Kill.
4035 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
4036 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
4037 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
4038 (recog_data): Define.
4039 (extract_insn): Update all recog_foo references to use recog_data.
4040 (preprocess_constraints, constrain_operands): Likewise.
4041 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
4042 * genattrtab.c (main): Likewise.
4043 * genextract.c (main): Likewise.
4044 * genoutput.c: Likewise.
4045 * genrecog.c (write_subroutine, main): Likewise.
4046 * local-alloc.c (block_alloc): Likewise.
4047 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4048 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4049 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4050 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4051 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4052 (reload_cse_simplify_operands): Likewise.
4054 * arc/arc.c (arc_final_prescan_insn): Likewise.
4055 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4056 * h8300/h8300.c (notice_update_cc): Likewise.
4057 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4058 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4059 * mn10200/mn10200.c (notice_update_cc): Likewise.
4060 * mn10300/mn10300.c (notice_update_cc): Likewise.
4061 * romp/romp.c (update_cc): Likewise.
4062 * sparc/sparc.c (check_pic): Likewise.
4063 * v850/v850.c (notice_update_cc): Likewise.
4065 * genemit.c (main): Don't declare recog_operand.
4067 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4069 * ggc.h (rtvec_def): Forward declare.
4070 (tree_node): Likewise.
4073 (ggc_set_mark_rtx): Add prototype.
4074 (ggc_set_mark_rtvec): Likewise.
4075 (ggc_set_mark_tree): Likewise.
4076 * ggc-simple.c (ggc_root): Don't define.
4077 (roots): Don't declare.
4078 (ggc_mark_rtx): Remove.
4079 (ggc_mark_rtvec): Likewise.
4080 (ggc_mark_tree): Likewise.
4081 (ggc_mark_varray): Likewise.
4082 (ggc_mark_tree_hash_table_entry): Likewise.
4083 (ggc_mark_tree_hash_table): Likewise.
4084 (ggc_set_mart_rtx): New function.
4085 (ggc_set_mark_rtvec): Likewise.
4086 (ggc_set_mark_tree): Likewise.
4087 (ggc_add_root): Remove.
4088 (ggc_add_rtx_root): Likewise.
4089 (ggc_remove_tree_root): Likewise.
4090 (ggc_add_string_root): Likewise.
4091 (ggc_add_tree_varray_root): Likewise.
4092 (ggc_add_tree_hash_table_root): Likewise.
4093 (ggc_del_root): Likewise.
4094 (ggc_mark_rtx_ptr): Likewise.
4095 (ggc_mark_tree_ptr): Likewise.
4096 (ggc_mark_string_ptr): Likewise.
4097 (ggc_mark_tree_varray_ptr): Likewise.
4098 (ggc_mark_tree_hash_table_ptr): Likewise.
4099 * ggc-common.c: New file.
4100 * Makefile.in (OBJS): Add ggc-common.o.
4101 (ggc-common.o): List dependencies.
4103 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4105 * cppalloc.c (xstrdup): Use memcpy.
4106 * cpperror.c (cpp_print_containing_files): Don't use
4108 * cpplib.c (conditional_skip): Set temp->lineno.
4109 (do_endif): Make error message less obscure.
4110 (if_directive_name): New function.
4111 (cpp_get_token [case EOF]): Unwind the if stack and generate
4112 error messages for each unterminated conditional in this file.
4113 (parse_string): Do not behave differently if -traditional.
4115 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4117 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4118 va_list decomposing to pointer-type.
4119 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4120 (rs6000_va_arg): Likewise.
4122 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4124 * except.c (start_dynamic_handler): Compute size using
4125 STACK_SAVEAREA_MODE.
4127 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4129 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4130 include directory headers. Don't define strrchr. Don't provide
4131 my_* replacement functions. Prefer PTR over `pointer_type'.
4132 Don't prototype system functions. Don't redefine getopt.
4134 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4135 safe_read, safe_write, save_pointers, restore_pointers,
4136 is_id_char, in_system_include_dir, directory_specified_p,
4137 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4138 find_corresponding_lparen, referenced_file_is_newer,
4139 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4140 process_aux_info_file, identify_lineno, check_source,
4141 seek_to_line, forward_to_next_token_char, output_bytes,
4142 output_string, output_up_to, other_variable_style_function,
4143 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4144 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4145 find_static_definition, connect_defs_and_decs, add_local_decl,
4146 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4147 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4148 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4149 scan_for_missed_items, edit_file, string_list_cons): Add static
4151 (standard_exec_prefix, target_machine, target_version,
4152 default_syscalls_dir, string_list, string_list_cons, find_file,
4153 do_cleaning): Constify a char*.
4154 (safe_read, safe_write): Use PTR, not a char*.
4155 (is_id_char): Take an int, not a char.
4156 (main): Add prototype. Call return, not exit.
4158 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4160 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4161 when comparing types.
4163 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4165 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4166 (strength_reduce): Release the varrays from the no-bivs early exit.
4168 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4169 the loop over the registers.
4171 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4173 (restore_tree_status): Check that instead when freeing the obstack.
4175 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4177 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4180 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4182 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4183 operand size modifiers.
4185 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4187 * c-common.c (c_common_nodes_and_builtins): Don't build
4189 * c-common.h (enum c_tree_index and related accesor macros): Remove
4190 everything now declared in tree.h.
4191 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4192 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4193 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4194 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4195 unsigned_type_node, ptr_type_node, va_list_type_node,
4196 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4197 (init_decl_processing): Call build_common_tree_nodes and
4198 build_common_tree_nodes_2 instead of building their nodes here.
4199 Don't add roots for these nodes.
4200 * stor-layout.c (size_zero_node, size_one_node): Delete.
4201 (set_sizetype): Make a new node for bitsizetype each time.
4202 * tree.c (global_trees): New variable.
4203 (init_obstacks): Add a gc root for it.
4204 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4205 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
4206 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
4207 (build_common_tree_nodes): New function.
4208 (fix_sizetype): New function.
4209 (build_common_tree_nodes_2): New function.
4210 * tree.h (enum tree_index): New.
4211 (global_trees): Declare.
4212 Add accessor macros for all nodes now moved to global_trees.
4213 Delete their declarations.
4215 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
4217 * c-decl.c (finish_function): When processing a nested function,
4218 push and pop GC context around rest_of_compilation.
4220 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
4222 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
4223 Default ix86_arch to PROCESSOR_I386.
4224 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
4225 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
4226 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
4227 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
4228 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
4229 (EXTRA_SPECS): Remove deleted specs.
4231 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
4233 * function.c (assign_stack_local_1): Allocate from
4234 function->x_frame_offset, not frame_offset.
4236 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
4238 * ggc.h (lang_cleanup_tree): Remove.
4239 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
4240 * ggc-callbacks.c (lang_cleanup_tree): Remove.
4242 * c-decl.c (finish_struct): Use ggc_alloc to allocate
4243 TYPE_LANG_SPECIFIC when garbage collecting.
4244 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
4245 (lang_cleanup_tree): Remove.
4247 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4249 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
4250 * crtstuff.c: Not here.
4251 * dwarf2out.c: Or here.
4252 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
4255 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
4257 * function.h (free_after_compilation): Remove decl parameter.
4258 (free_varasm_status0: Likewise.
4259 (free_emit_status): Likewise.
4260 (free_stmt_status): Likewise.
4261 (free_after_compilation): Likewise.
4262 (init_lang_status): New variable.
4263 (free_lang_status): Likewise.
4264 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
4265 * function.c (init_lang_status): New variable.
4266 (free_lang_status): Likewise.
4267 (push_function_context_to): Don't set function::decl here.
4268 (free_after_copmilation): Make decl parameter implicit. Call
4269 free_lang_status if defined.
4270 (prepare_function_start): Call init_lang_status if defined.
4271 (init_function_start): Set function::decl here.
4272 * profile.c (output_func_start_profiler): Don't call pushdecl
4273 until we've actually started the function.
4274 * stmt.c (free_stmt_status): Make decl parameter implicit.
4275 * toplev.c (rest_of_compilation): Don't pass decl to
4276 free_after_compilation.
4277 * varasm.c (free_varasm_status): Likewise.
4279 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4281 * except.c (call_get_eh_context): Add root when allocating static
4284 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
4286 * arm.c: Include "ggc.h".
4287 (arm_add_gc_roots): New function.
4288 (arm_override_options): Call it.
4289 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
4291 * arm.md (define_asm_attributes): Add a pool_range attribute.
4293 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
4295 * extend.texi (Volatiles): New node.
4297 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
4299 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
4300 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
4301 (struct ggc_any): Replace `mark' with `magic_mark'.
4302 (ggc_alloc_string): Use memcpy, not bcopy.
4303 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
4304 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
4305 (ggc_free_any): New.
4306 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
4307 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
4308 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
4309 Use IS_MARKED. Use ggc_free_any.
4311 1999-09-09 Scott Bambrough <scottb@netwinder.org>
4313 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
4315 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
4317 * toplev.c (main): Always init_ggc.
4319 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
4321 * except.c (find_all_handler_type_matches): Free the list if
4322 we found no matches.
4324 * combine.c (SUBST): Break out to a real function do_SUBST.
4325 (SUBST_INT): Likewise.
4326 * gcse.c (free_pre_mem): Free `temp_bitmap'.
4327 (pre_insert): Free `inserted'.
4328 * loop.c (basic_induction_var): Always set `location'.
4330 * function.c (expand_function_end): Add initial_trampoline as a root.
4331 * rtl.h (init_varasm_once): Declare.
4332 * toplev.c (compile_file): Call it.
4333 * ggc-simple.c (ggc_mark_string_ptr): New.
4334 (ggc_add_string_root): New.
4335 (ggc_collect): Disable collection avoidance temporarily.
4336 * ggc.h (ggc_add_string_root): Declare.
4337 * except.c (create_rethrow_ref): Use ggc_alloc_string.
4338 * optabs.c (init_libfuncs): Likewise.
4339 * varasm.c (named_section): Use ggc_alloc_string.
4340 (make_function_rtl): Likewise.
4341 (make_decl_rtl): Likewise.
4342 (assemble_static_space): Likewise.
4343 (assemble_trampoline_template): Likewise.
4344 (output_constant_def): Likewise.
4345 (force_const_mem): Likewise.
4346 (mark_const_hash_entry): New.
4347 (mark_pool_sym_hash_table): New.
4348 (mark_varasm_state): Use it.
4349 (init_varasm_once): New.
4351 * expr.h (init_one_libfunc): Declare.
4352 * optabs.c (init_one_libfunc): New.
4353 (init_optabs): Use it.
4354 * config/gofast.h: Likewise.
4355 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
4356 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
4358 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4360 * Makefile.in (cppexp.o): Depend on cpphash.h.
4361 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
4363 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
4364 * cpplib.c (do_define): Generalise to handle poisoned definitions,
4365 redefining poisoned identifiers, etc.
4366 (do_undef): Don't allow poisoned identifiers to be undefined.
4367 (do_pragma): Add #pragma poison.
4368 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4370 * cccp.c: Add T_POISON node type.
4371 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
4373 (do_define): Generalise to handle poisoned definitions,
4374 redefining poisoned identifiers, etc.
4375 (do_undef): Don't allow poisoned identifiers to be undefined.
4376 (do_pragma): Add #pragma poison.
4377 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4379 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
4380 * c-pragma.h: Add ps_poison state. We now always have generic
4383 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
4385 * ggc.h (ggc_alloc): New function.
4386 (ggc_mark): Likewise.
4387 * ggc-simple.c (ggc_any): New structure.
4388 (ggc_status): Add anys.
4389 (n_anys_collected): New variable.
4390 (ggc_alloc): Define.
4391 (ggc_mark): Likewise.
4392 (ggc_collect): Collect the anys.
4394 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4396 * c-decl.c (mark_binding_level): Make static to match prototype.
4398 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
4400 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
4402 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
4404 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
4405 will use into account. Expand the max width to 5.
4408 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
4410 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
4413 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
4415 * alpha.md (call value patterns): Remove the result predicates.
4417 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
4419 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
4422 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4424 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
4425 changed from extern char *, to extern PTR. Also fix typo in
4426 NEED_DECLARATION_REALLOC test.
4428 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
4430 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4432 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
4433 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
4434 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
4435 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
4437 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
4439 * cccp.c (pcfinclude): Likewise.
4441 * global.c (allocno_compare): Likewise.
4443 * haifa-sched.c (rank_for_schedule): Likewise.
4445 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
4447 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
4449 * stupid.c (stupid_reg_compare): Likewise.
4451 * tree.c (_obstack_allocated_p): Likewise.
4453 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
4455 1999-09-08 Bruce Korb autogen@linuxbox.com
4457 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
4458 why "gperf -F" fails.
4459 * gcc/cp/Makefile.in: ditto
4460 * gcc/Makefile.in: ditto
4461 * gcc/java/Makefile.in: ditto
4463 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
4465 * lists.c: Include ggc.h.
4467 (init_EXPR_INSN_LIST_cache): Install it.
4469 * ggc-simple.c (init_ggc): Absorb the old init.
4470 (ggc_push_context): Use xcalloc.
4471 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
4472 (ggc_collect): Add [rvts] tags to the collection stats.
4474 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
4476 * cccp.c (main): Fix handling of -include and -imacros options.
4478 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
4480 * cpplib.c (cpp_push_buffer): Fix order of arguments.
4482 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4484 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
4487 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4489 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
4490 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
4491 and SET_DEST. Update comment.
4493 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4495 * config/c4x/c4x.c: Include ggc.h.
4496 (c4x_add_gc_roots): New function.
4497 (c4x_override_options): Call c4x_add_gc_roots.
4499 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
4501 * defaults.h (TARGET_ESC): Move ...
4502 * system.h: ... here, where Linas had it in the first place. Silly me.
4504 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
4506 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
4507 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
4508 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
4509 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
4510 * defaults.h (TARGET_ESC): Add default.
4512 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
4514 * configure.in: add i370-*-openedition, i370-*-mvs and
4515 i370-*-linux targets
4517 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
4519 * dsp16xxx.c: Include ggc.h
4520 (override_options): Mark GC roots.
4521 * mn10200.c: Include ggc.h.
4522 (asm_file_start): Mark GC roots.
4523 * tahoe.c: Include ggc.h.
4524 (extensible_operand): Mark GC roots.
4526 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
4528 * README: Add section discussing status of ELF ABI.
4529 * i370.c: Fix misc spelling mistakes.
4530 (i370_label_scan): Updated notes, exception handling.
4531 (i370_function_prolog): Simplify ELF stack handling.
4532 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
4533 (STACK_GROWS_DOWNWARD): ELF stack grows down.
4534 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
4535 * i370.md: (movdi): Add notes.
4536 (floatsidf2): Use stack not rtca for scratch float area.
4537 (iorsi3): Correct operand constraints.
4538 * x-oe: Restore TAROUTOPTS which are used by pax.
4540 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
4542 * rs6000.c: Include ggc.h.
4543 (rs6000_add_gc_roots): New function.
4544 (override_options): Call it.
4546 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
4548 * alpha.h (alpha_compare): New.
4549 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
4550 * alpha.c: Likewise for the definitions.
4551 (alpha_emit_conditional_branch): Update for alpha_compare.
4552 (alpha_emit_conditional_move): Likewise.
4553 * alpha.md (cmpdf, cmpdi): Likewise.
4554 (setcc patterns): Likewise. Zero alpha_compare after use.
4555 (sne): Optimize (x != 0) into (0U < x).
4557 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
4559 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
4560 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
4561 (INIT_EXPANDERS): Remove.
4562 * alpha.c: Include ggc.h.
4563 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
4564 (alpha_init_machine_status, alpha_mark_machine_status): New.
4565 (override_options): Install them.
4566 (struct machine_function): Moved to alpha.h.
4567 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
4568 (alpha_init_expanders): Remove.
4569 (alpha_return_addr): Adjust to use current_function->machine.
4570 (alpha_ra_ever_killed): Likewise.
4571 (alpha_expand_epilogue): Likewise.
4572 * alpha.md (eh_epilogue): Likewise.
4574 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
4575 Melissa O'Neill <oneill@cs.sfu.ca>
4576 Geoffrey Keating <geoffk@cygnus.com>
4578 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
4579 call-used registers (call-saved registers must still be contiguous
4580 and end with r31, of course).
4582 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
4584 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
4585 (self_promoting_type_p): Delete.
4586 (self_promoting_args_p): Move ...
4587 * c-common.c: ... here.
4588 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
4589 (simple_type_promotes_to): New.
4590 * builtins.c (lang_type_promotes_to): New.
4591 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
4592 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
4593 * c-common.h: ... here.
4594 (self_promoting_args_p, simple_type_promotes_to): Declare.
4595 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
4596 (grokdeclarator): Likewise.
4597 * tree.h (lang_type_promotes_to): Declare.
4599 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
4601 Add some machine-dependent GC roots.
4602 * sparc.c: Include ggc.h.
4603 (sparc_add_gc_roots): New function.
4604 (mark_ultrasparc_pipeline_state): Likewise.
4605 (override_options): Call sparc_add_gc_roots.
4606 * pa.c: Include ggc.h.
4607 (pa_add_gc_roots): New function.
4608 (mark_deferred_plabels): Likewise.
4609 (override_options): Call pa_add_gc_roots.
4610 * mips.c: Include ggc.h.
4611 (mips_add_gc_roots): New function.
4612 (override_options): Use it.
4614 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4616 * cpperror.c (cpp_file_line_for_message): Constify a char*.
4618 * cppexp.c (parse_number, parse_charconst, cpp_lex,
4619 cpp_parse_expr): Add static prototypes.
4620 (parse_charconst): Don't cast away const-ness.
4621 (token): Constify a char*.
4623 * cppfiles.c (file_name_list, include_hash, find_include_file,
4624 finclude, initialize_input_buffer): Constify a char*.
4625 (file_cleanup, find_position): Add static prototypes.
4627 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
4628 collect_expansion): Add static prototypes.
4629 (cpp_install, create_definition, monthnames): Constify a char*.
4631 * cpphash.h (cpp_install): Likewise.
4633 * cppinit.c (known_suffixes, default_include,
4634 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
4635 (base_name, dump_special_to_buffer, initialize_dependency_output):
4636 Add static prototypes.
4638 * cpplib.c (my_strerror): Constify a char*.
4639 (null_underflow, null_cleanup, skip_comment, copy_comment,
4640 copy_rest_of_line, handle_directive, pass_thru_directive,
4641 get_directive_token, read_line_number, cpp_print_file_and_line,
4642 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
4643 v_cpp_warning_with_line, detect_if_not_defined,
4644 consider_directive_while_skipping): Add static prototypes.
4645 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
4646 cpp_pedwarn_with_file_and_line): Constify a char*.
4648 * cpplib.h (cpp_options, include_hash, progname, definition,
4649 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
4650 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
4651 find_include_file, deps_output, include_hash): Constify a char*.
4653 * cppmain.c (progname): Constify.
4654 (main): Add prototype. Use return, not exit.
4656 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
4657 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
4658 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
4659 check_protection): Add static prototype.
4661 (progname, recognized_macrom, recognized_extern): Constify a char*.
4662 (main): Add prototype.
4664 * gen-protos.c (progname): Constify a char*.
4666 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
4668 * emit-rtl.c (free_emit_status): Take decl as a parameter.
4669 (init_emit_once): Add more GC roots.
4670 * except.c (mark_func_eh_entry): New function.
4671 (mark_eh_node): Mark false_label and rethrow_label.
4672 (init_eh): Add more GC roots.
4673 * function.c (free_after_compilation): Take decl as a paramter.
4674 Call free_stmt_status.
4675 (mark_function_state): Don't assume x_parm_reg_stack_loc is
4677 * function.h (free_after_compilation): Change prototype.
4678 (free_varasm_status): Likewise.
4679 (free_emit_status): Likewise.
4680 (free_stmt_status): New function.
4681 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
4682 Remove, replacing with ...
4683 (ggc_status): New structure.
4684 (ggc_chain): New variable.
4686 (ggc_push_context): New function.
4687 (ggc_pop_context): Likewise.
4688 (ggc_alloc_rtx): Adjust for use of ggc_chain.
4689 (ggc_alloc_rtvec): Likewise.
4690 (ggc_alloc_tree): Likewise.
4691 (ggc_alloc_string): Likewise.
4692 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
4693 (ggc_mark_tree): Give language-dependent code a chance to mark
4695 (ggc_mark_tree_varray): Handle empty arrays.
4696 (ggc_collect): Adjust for use of ggc_chain. Clear
4697 bytes_alloced_since_last_gc.
4698 * ggc.h (ggc_pop_context): New function.
4699 (ggc_push_context): Likewise.
4700 * print-tree.c (print_node): Don't print obstacks when GC'ing.
4701 * stmt.c (free_stmt_status): New function.
4702 (init_stmt_for_function): Clear last_expr_value.
4703 * toplev.c (rest_of_compilation): Always call free_after_compilation.
4704 Conditionalize call to ggc_collect.
4705 (main): Call init_ggc.
4706 * tree.c (push_obstacks): Do the push, even when GC'ing.
4707 (push_obstacks_nochange): Likewise.
4708 (pop_obstacks): Liekwise.
4709 * varasm.c (free_varasm_status): Take decl as a parameter.
4711 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
4713 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
4714 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
4715 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
4716 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
4718 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
4720 * pa/x-pa-mpeix: New file for the MPE port.
4722 * pa/quadlib.asm: New file for long double support.
4724 * configure.in: Add hppa1.0-*-mpeix for MPE port.
4725 * configure: Rebuilt.
4727 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
4729 * final.c (shorten_branches): Fix last change.
4731 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
4733 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
4735 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
4737 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
4740 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4742 * c-aux-info.c (concat): Don't define.
4744 * cccp.c (my_strerror): Likewise. All callers changed to use
4746 (do_include): Call xstrdup, not xmalloc/strcpy.
4747 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
4748 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
4750 * collect2.c (my_strsignal): Likewise. All callers changed to use
4752 (locatelib): Call xstrdup, not xmalloc/strcpy.
4754 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
4756 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
4758 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
4760 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
4762 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
4764 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
4766 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
4768 (find_all_handler_type_matches): Likewise. Don't check return
4770 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
4771 xmalloc, not malloc.
4772 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
4774 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
4775 (init_spec): Call xcalloc, not xmalloc/bzero.
4776 (set_spec): Call xstrdup, not save_string.
4777 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
4778 (find_a_file): Call xstrdup, not xmalloc/strcpy.
4779 (process_command): Call xstrdup, not save_string.
4780 (main): Call xcalloc, not xmalloc/bzero.
4782 * gcov.c (xmalloc): Don't define.
4783 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
4784 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
4785 (output_data): Call xcalloc, not xmalloc/bzero.
4787 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
4789 * mips-tdump.c (xmalloc): Don't define.
4790 (print_symbol): Call xmalloc, not malloc.
4791 (read_tfile): Call xcalloc, not calloc.
4793 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
4794 Don't define. All callers of xfree/my_strsignal changed to use
4795 free/strsignal instead.
4796 (allocate_cluster): Call xcalloc, not calloc.
4798 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
4799 Fix memory leak, free allocated memory.
4801 * prefix.c (translate_name): Call xstrdup, not save_string.
4802 (update_path): Likewise.
4804 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
4806 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
4807 Don't define. Callers of xfree/savestring2 changed to use
4808 free/concat instead.
4810 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
4811 (init_elim_table): Likewise.
4813 * resource.c (init_resource_info): Likewise.
4815 * stupid.c (stupid_life_analysis): Likewise.
4817 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
4818 (open_dump_file): Call concat, not xmalloc/strcpy/...
4819 (clean_dump_file): Likewise.
4820 (compile_file): Call xstrdup, not xmalloc/strcpy.
4822 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
4824 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
4825 * v850.c (v850_va_arg): New.
4827 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4829 * haifa-sched.c: Tidy comments.
4831 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4833 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
4834 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
4835 $(out_object_file)): Depend on ggc.h.
4836 * c-common.c: Include "ggc.h".
4837 (combine_strings): If doing GC, use ggc_alloc_string.
4838 * c-decl.c: Include "ggc.h".
4839 (ggc_p): Define with value 0.
4840 (mark_binding_level): New function.
4841 (init_decl_processing): Add GC roots.
4842 (mark_c_function_context): New function.
4843 (lang_mark_false_label_stack): New function.
4844 (lang_mark_tree): New function.
4845 (lang_cleanup_tree): New function.
4846 * c-lang.c: Include "ggc.h".
4847 (lang_init): Call c_parse_init.
4848 * c-lex.c: Include "ggc.h".
4849 (check_linenum): If doing GC, don't copy filenames to permanent
4851 * c-parse.in: Include "ggc.h".
4852 (c_parse_init): New function.
4853 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
4854 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
4856 * except.c (mark_eh_state): Mark more state.
4857 * function.c (mark_function_state): Likewise.
4858 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
4859 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
4860 * toplev.c (mark_file_stack): New function.
4861 (compile_file): If doing GC, use ggc_alloc_string on input filename.
4862 (main): Add root for input_file_stack.
4864 * i386.c: Include "ggc.h".
4865 (ix86_mark_machine_status): New function.
4866 (override_options): Set mark_machine_status.
4868 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4870 * tree.c (copy_node): Copy node contents also if doing GC.
4872 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4874 * collect2.c (scan_libraries): Fix double-thinko :-).
4876 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
4878 * collect2.c (scan_libraries): Fix thinko.
4880 * cse.c (delete_trivially_dead_insns): Do not skip the last
4881 insn if it is a real insn.
4883 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
4885 * Makefile.in (ggc-simple.o): Depend on hash.h.
4886 * ggc.h (ggc_add_tree_hash_table_root): Declare.
4887 (ggc_mark_tree_varray): Likewise.
4888 (ggc_mark_tree_hash_table): Likewise.
4889 * ggc-simple.c: Include hash.h.
4890 (ggc_mark_tree_hash_table_ptr): New function.
4891 (ggc_mark_tree_hash_table_entry): Likewise.
4892 (ggc_mark_tree_hash_table): Likewise.
4893 (ggc_add_tree_hash_table_root): Likewise.
4894 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
4895 rtx, when defining fields.
4897 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4899 * profile.c (output_func_start_profiler): Remove apparently
4900 nonsensical call to start_sequence.
4902 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
4904 * clipper/clipper.c (clipper_va_start): Fix typos.
4906 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
4907 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
4908 (spur_va_arg): New stub.
4910 * configure.in: Comment out pyramid.
4912 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
4914 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
4915 don't conflict with the bits that win32, cygwin, and dgux
4918 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
4919 Bernd Schmidt <bernds@cygnus.co.uk>
4921 * integrate.c (function_cannot_inline_p): Do not inline
4922 functions with forced labels.
4924 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
4925 Bernd Schmidt <bernds@cygnus.co.uk>
4926 Mark Mitchell <mark@codesourcery.com>
4928 * Makefile.in (ggc-simple.o): Depend on varray.h.
4929 (rtl.o): Depend on ggc.h.
4930 (genattrtab.o): Depend on ggc.h.
4931 (print-tree.o): Likewise.
4932 (fold-const.o): Likewise.
4933 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
4934 (make_insn_raw): Don't cache insns when GC'ing.
4935 (emit_insn_before): Likewise.
4936 (emit_insn_after): Likewise.
4937 (emit_insn): Likewise.
4938 (start_sequence): Use xmalloc to allocate the sequence_stack.
4939 (end_sequence): Add free to free it.
4940 (gen_sequence): Don't cache insns when GC'ing.
4941 (clear_emit_caches): Don't use sequence_element_free_list.
4942 (init_emit): Use xcalloc, not xmalloc+bzero.
4943 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
4944 * function.c (pop_function_context_from): Use free to free the
4945 fixup_var_refs_queue.
4946 (put_reg_into_stack): Allocate it with xmalloc.
4947 * genattrtab.c: Include ggc.h.
4948 (operate_exp): Don't use obstack_free when GC'ing.
4949 (simplify_cond): Likewise.
4950 (simplify_text_exp): Likewise.
4951 (optimize_attrs): Likewise.
4952 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
4954 (gencode): Generate a #include for ggc.h.
4955 * ggc-callbacks.c (ggc_p): Define it to zero.
4956 * ggc-none.c (ggc_p): Likewise.
4957 * ggc-simple.c: Include varray.h.
4958 (ggc_mark_tree_varray): New function.
4959 (ggc_add_tree_varray_root): Likewise.
4960 (ggc_mark_tree_varray_ptr): Likewise.
4961 * ggc.h (ggc_p): Declare.
4962 (varray_head_tag): Likewise.
4963 (ggc_add_tree_varray_root): Declare.
4964 * print-tree.c (print_node): Don't check for TREE_PERMANENT
4965 inconsistencies when GC'ing.
4966 * rtl.c: Include ggc.h.
4967 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
4968 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
4969 (rtx_free): Don't call obstack_free when GC'ing.
4970 * toplev.c (rest_of_compilation): Call ggc_collect after every
4972 * tree.c (push_obstacks): Do nothing, if GC'ing.
4973 (pop_obstacks_nochange): Likewise.
4974 (pop_obstacks): Likewise.
4975 (make_node): Use ggc_alloc_tree when GC'ing.
4976 (copy_node): Likewise.
4977 (get_identifier): Use ggc_alloc_string when GC'ing.
4978 (build_string): Likewise.
4979 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
4980 (tree_cons): Likewise.
4982 (type_hash_canon): Don't call obstack_free when GC'ing.
4984 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
4986 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
4987 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
4989 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
4990 Bernd Schmidt <bernds@cygnus.co.uk>
4991 Mark Mitchell <mark@codesourcery.com>
4993 * Makefile.in (stor-layout.o): Depend on ggc.h.
4994 (expr.o): Depend on ggc.h.
4995 (profile.o): Depend on ggc.h.
4996 (stor-layout.o): Depend on ggc.h.
4997 * emit-rtl.c (init_emit_once): Add gc roots.
4998 * expr.c: Include ggc.h.
4999 (emit_block_move): Add gc roots.
5000 (clear_storage): Likewise.
5001 * expr.h (init_stor_layout_once): New function.
5002 * profile.c: Include ggc.h.
5003 (init_arc_profiler): profiler_label is a root.
5004 * scan.c (make_sstring_space): Trust xrealloc to function
5005 correctly with first parameter NULL.
5006 * stor-layout.c: Include ggc.h.
5007 (set_sizetype): Add gc root.
5008 (init_stor_layout_once): New function.
5009 * toplev.c (compile_file): Call it.
5011 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
5012 Bernd Schmidt <bernds@cygnus.co.uk>
5013 Mark Mitchell <mark@codesourcery.com>
5015 * Makefile.in (tree.o): Depend on ggc.h.
5016 (varasm.o): Likewise.
5017 (function.o): Likewise.
5019 (except.o): Likewise.
5020 (optabs.o): Likewise.
5021 (emit-rtl.o): Likewise.
5022 * emit-rtl.c: Include ggc.h.
5023 (sequence_element_free_list): Remove, and all references.
5024 (mark_sequence): New functions.
5025 (mark_emit_state): New function.
5026 * except.c: Include ggc.h.
5027 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
5028 (mark_tree_label_node): New functions.
5029 (mark_eh_state): New function.
5030 * function.c: Include ggc.h.
5031 (mark_temp_slot, mark_function_chain): New functions.
5032 (mark_function_state): New function.
5033 (init_function_once): New function.
5034 * function.h (init_function_once): New function.
5035 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
5036 * ggc.h (label_node): Declare.
5037 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
5038 (lang_mark_false_label_stack): New function.
5039 (mark_temp_slot): Remove declaration.
5040 (mark_function_chain): Likewise.
5041 (mark_eh_state): Adjust prototype.
5042 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
5044 * optabs.c: Include ggc.h.
5045 (mark_optab): New function.
5046 (init_optabs): Add gc roots.
5047 * stmt.c: Include ggc.h.
5048 (mark_cond_nesting, mark_loop_nesting): New functions.
5049 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5050 (mark_stmt_state): New function.
5051 * toplev.c (compile_file): Call init_function_once.
5052 * tree.c: Include ggc.h.
5053 (type_hash): Move declaration earlier in file.
5054 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5055 (init_obstacks): Add gc roots.
5056 (mark_type_hash): New function.
5057 * varasm.c: Include ggc.h.
5058 (mark_pool_constant): New function.
5059 (mark_varasm_state): New function.
5061 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5063 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5065 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5067 * c-decl.c (struct language_function): Renamed from struct c_function.
5069 (c_function_chain): Delete.
5070 (push_c_function_context): New arg F. Don't warn about nested
5071 functions here. Fill LANGUAGE elt of F. Delete code to update
5072 c_function_chain. Don't call push_function_context.
5073 (pop_c_function_context): New arg F. Restore from there instead of
5074 from c_function_chain. Don't call pop_function_context. Clear out
5075 LANGUAGE field of F when done.
5076 * c-lang.c: Include "function.h"
5077 (lang_init): Initialize save_lang_status and restore_lang_status.
5078 * c-parse.in (nested_function, nested_function_notype): Warn about
5079 nested functions. Call push_function_context/pop_function_context
5080 instead of the _c_ variants.
5081 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5083 * Makefile.in (c-lang.o): Update dependencies.
5085 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5086 regno_pointer_flag, regno_pointer_align.
5087 (gen_reg_rtx): Use xrealloc to enlarge them.
5088 (free_emit_status): New function.
5089 * function.c (mark_machine_status, mark_lang_status): New variables.
5090 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5091 in some bits from assign_stack_local. All callers changed to use new
5093 (assign_stack_local): Just call assign_stack_local_1.
5094 (free_after_compilation): New function.
5095 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5096 (trampoline_address): Likewise.
5097 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5098 (prepare_function_start): Explicitly clear some more variables.
5099 * function.h (struct function): New elt can_garbage_collect.
5100 (mark_machine_status, mark_lang_status): Declare variables.
5101 (free_after_compilation, free_emit_status, free_varasm_status,
5102 init_varasm_status): Declare functions.
5103 * toplev.c (rest_of_compilation): Call free_after_compilation when
5104 done with the current function.
5105 * varasm.c (free_varasm_status): New function.
5107 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5109 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5110 (EXPAND_BUILTIN_VA_ARG): Define.
5111 * sparc.c (sparc_va_start): New.
5112 (sparc_va_arg): New.
5114 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5116 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5118 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5120 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5122 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5124 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5126 (ggc-callbacks.o): New target.
5127 * ggc-callbacks.c: New file.
5129 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5131 * expr.h: Collapse individual optab and libfunc vars to arrays.
5132 (optab_index, libfunc_index): New enumerations.
5133 (optab_table, libfunc_table): New arrays.
5134 Add accessor macros for both.
5136 * optabs.c (optab_table, libfunc_table): New.
5137 Delete declarations for individual optab and libfunc vars.
5139 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5141 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5143 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5145 * Makefile.in (GGC, GGC_LIB): New.
5146 (HOST_RTL): Include ggc-none.o.
5147 (ggc-simple.o): New target.
5148 (ggc-none.o): Likewise.
5149 * tree.h (tree_common): Add gc_mark.
5150 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5151 (struct rtvec_def): Add gc_mark.
5152 * emit-rtl.c (global_rtl): Update static initializers to contain
5153 enough initializers.
5154 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5155 * toplev.c (gc_time): New variable.
5156 (all_time): New variable.
5157 (compile_file): Print gc time.
5158 (print_time): Calculate percentage of the whole.
5160 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5162 Change obstack memory management and varasm constant pool handling so
5163 that nested functions are treated like any other functions.
5164 * function.c (init_machine_status): New variable.
5165 (push_function_context_to): Set contains_functions for the outer
5166 function. Don't call save_varasm_status.
5167 (pop_function_context_from): Don't call restore_varasm_status. Don't
5168 set current_function_contains_functions.
5169 (prepare_function_start): Call init_varasm_status rather than
5170 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5172 * function.h (struct function) Add field varasm. Delete fields
5173 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5174 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5175 (init_machine_status): Declare.
5176 (save_varasm_status, restore_varasm_status): Delete declarations.
5177 (save_tree_status, restore_tree_status): Delete last argument.
5178 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5179 code. All callers changed.
5180 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5181 save_constants_in_decl_trees, restore_constants, save_constants,
5182 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5184 (inlining): New variable.
5185 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5186 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5188 (save_for_inline_nocopy): Don't save constants.
5189 Don't set inl_emit field in current_function.
5190 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5191 function. Set new variable inlining before
5192 calling copy_rtx_and_substitute.
5193 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5194 constant pool references if inlining is nonzero.
5195 Delete ADDRESS and (most of the) CONST cases.
5196 (output_inline_function): Save and restore current_function/
5197 current_function_decl. Delete restore_constants code. Don't call
5198 init_const_rtx_hash_table.
5199 * output.h (init_const_rtx_hash_table): Don't declare.
5200 * rtl.h (struct function): Declare.
5201 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5202 * toplev.c (rest_of_compilation): Don't treat nested functions or
5203 functions containing them specially. Delete all code to deal with
5204 save_for_inline_copying.
5205 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
5206 inline_obstacks): Delete variables.
5207 (save_tree_status): Lose arg CONTEXT. All callers changed.
5208 Simply allocate a new function_maybepermanent_obstack for the new
5209 function, delete all the special cases.
5210 Don't save inline_obstacks.
5211 (restore_tree_status): Lose arg CONTEXT. All callers changed.
5212 Delete special handling for function_maybepermanent_obstack; simply
5214 Don't restore inline_obstacks.
5215 (permanent_allocation): Delete code that frees inline_obstacks.
5216 (print_inline_obstack_statistics): Delete function.
5217 (dump_tree_statistics): Don't call it.
5218 * varasm.c (struct varasm_status): New.
5219 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
5220 last_pool, pool_offset, const_double_chain): Delete global
5221 variables, replace with accessor macros.
5222 (immed_double_const): Don't walk const_double_chain outside a
5223 function, but don't treat nested functions specially anymore.
5224 (immed_real_const_1): Likewise.
5225 (clear_const_double_mem): Don't treat nested functions specially.
5226 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
5227 (save_varasm_status, restore_varasm_status): Delete functions.
5228 (init_varasm_status): New function.
5229 (force_const_mem): Don't treat nested functions specially.
5230 (find_pool_constant): Accept new arg F, search for constants in
5231 that function's pool rather than the current one. All callers
5233 (get_pool_constant_for_function, get_pool_mode_for_function): New
5236 * i386.c (init_386_machine_status): New function, mostly from
5237 clear_386_stack_locals.
5238 (struct machine_functions): Rename element names to avoid name
5240 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
5241 macros, replacing global variables.
5242 (clear_386_stack_locals, save_386_machine_status,
5243 restore_386_machine_status): Delete functions.
5244 (override_options): Initialize init_machine_status.
5245 * i386.h (INIT_EXPANDERS): Delete macro.
5246 (save_386_machine_status, restore_386_machine_status,
5247 clear_386_stack_locals): Delete declarations.
5249 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5251 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
5252 (doloop_begin): Simplify pattern and use emit_jump_insn.
5253 (doloop_end): Simplify pattern, switch operand order,
5254 and use emit_jump_insn.
5256 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5258 * function.h (struct function): Add new element LANGUAGE.
5259 (save_lang_status): Declare new variable.
5260 (restore_lang_status): Likewise.
5261 * function.c (save_lang_status): Define.
5262 (restore_lang_status): Likewise.
5263 (push_function_context_to): Call language-specific save function.
5264 (pop_function_context_from): Call language-specific restore function.
5266 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5268 * i386.md (movsf_1): Check REG_P before use of REGNO.
5269 (movdf_1): Likewise.
5270 (movxf_1): Likewise.
5271 (extendsfdf2): Likewise.
5272 (extendsfxf2): Likewise.
5273 (extenddfxf2): Likewise.
5275 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5277 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
5278 constants into memory.
5279 (c4x_shiftable_constant): New function.
5280 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
5281 (c4x_shiftable_constant): Declare.
5282 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
5283 ashlqi3_noclobber): Add new patterns and associated splitters.
5285 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
5287 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
5288 * dwarf2out.c (dwarf2out_frame_init): Likewise.
5289 * final.c (shorten_branches): Likewise.
5290 * global.c (global_alloc): Likewise.
5291 * haifa-sched.c (build_control_flow): Likewise.
5292 * stmt.c (check_for_full_enumeration_handling): Likewise.
5293 (estimate_case_costs): Likewise.
5295 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
5297 * rtl.h (RTL_CHECKC2): Fix typo in last change.
5299 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
5301 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
5302 (recompute_reg_usage): Likewise.
5303 * rtlanal.c (find_regno_fusage): Likewise.
5305 * rtl.c (rtl_check_failed_code1): New function.
5306 (rtl_check_failed_code2): New.
5307 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
5308 (RTL_CHECKC1, RTL_CHECKC2): New.
5309 (XC*): New accessor macros.
5310 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
5311 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
5312 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
5313 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
5314 (TRAP_*, RANGE_INFO_*): Likewise.
5316 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5318 * Makefile.in (tlink.o): Don't depend on toplev.h.
5320 * collect2.c (c_file, o_file, export_file, import_file, ldout,
5321 output_file, nm_file_name, ldd_file_name, strip_file_name,
5322 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
5323 add_prefix, prefix_from_env, prefix_from_string, do_wait,
5324 fork_execute, maybe_unlink, add_to_list,
5325 extract_init_priority, write_list, dump_list,
5326 dump_prefix_list, write_list_with_asm, write_c_file,
5327 write_c_file_stat, write_c_file_glob, scan_prog_file,
5328 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
5329 ignore_library, extract_string, notice, dump_file, target_machine,
5330 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
5331 read_file, print_load_command): Constify a char*.
5332 (fdopen, error, fatal, fatal_perror): Don't prototype.
5333 (my_strerror): Remove. All callers use xstrerror instead.
5334 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
5335 (main): Add prototype. Constify lots of char* ptrs. Change calls
5336 to xcalloc/strcpy/strcat/... to one call to concat.
5337 (main, scan_prog_file, scan_libraries): Use an intermediate
5338 `const char **' to build an argv array.
5339 (mapfile, libselect, libcompare, locatelib): Add prototypes.
5341 * collect2.h (collect_execute, collect_wait, dump_file,
5342 file_exists): Constify a char*.
5343 (ldout, c_file_name, temporary_obstack, permanent_obstack,
5344 temporary_firstobj, vflag, debug): Add extern declarations.
5345 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
5347 * tlink.c: Don't include toplev.h.
5348 (vflag, debug, ldout, c_file_name, temporary_obstack,
5349 permanent_obstack, temporary_firstobj): Don't declare.
5350 (tlink_execute, frob_extension, symbol_hash_lookup,
5351 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
5352 recompile_files, read_repo_files, demangle_new_symbols,
5353 scan_linker_output): Constify a char*.
5354 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
5355 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
5357 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
5359 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
5360 (relative) rather than jsr (absolute) subroutine call insns.
5361 * config/m68k/m68k-coff.h: Ditto.
5363 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
5365 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
5366 now rework these too.
5367 (arm_reorg): If an insn can't reach the end of the current pool,
5368 ensure that we emit that pool before the insn.
5370 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
5372 * tlink.c (scan_linker_output): Skip the initial underscore in
5373 a mangled name if appropriate.
5375 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5377 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5378 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
5379 error_with_ivar, gen_declarator, create_builtin_decl,
5380 my_build_string, generate_descriptor_table, generate_ivars_list,
5381 generate_dispatch_table, check_protocols, TAG_GETCLASS,
5382 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
5383 dump_base_name, lang_decode_option, build_encode_expr,
5384 start_class, finish_class, encode_pointer, really_start_method,
5385 gen_declaration, dump_interface, handle_class_ref, handle_impent):
5387 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
5388 Add static prototypes.
5389 (build_objc_string_decl, build_selector_reference_decl,
5390 encode_bitfield, build_class_reference_decl): Remove unused
5391 parameter, all callers changed.
5392 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
5393 (objc_printable_name): Likewise. Change second parameter to type int.
5394 (init_objc): Use memcpy, not bcopy, to avoid casts.
5396 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
5398 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
5399 reg notes on a deleted insn.
5400 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
5402 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
5404 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
5406 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5408 * stmt.c (expand_asm_operands): Fix index into inout_mode when
5411 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
5413 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
5414 * tm.texi (MD_ASM_CLOBBERS): Document it.
5416 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
5418 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
5419 * except.c (expand_rethrow): Remove unused variable.
5420 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
5421 * flow.c (replace_insns): Likewise.
5422 (create_edge_list, verify_edge_list): Likewise.
5423 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
5425 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
5426 is special code to run.
5427 (main): Don't define operands to emit_operand.
5428 * genrecog.c (main): Don't emit an empty peephole2_insn function.
5430 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
5432 * alpha/alpha.h (normal_memory_operand): Declare.
5433 (reg_no_subreg_operand): Declare.
5434 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
5436 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
5438 * c-parse.in (compstmt_primary_start): New, broken out of first
5439 part of compstmt handling in primary.
5440 (primary): Use it. Add an error clause.
5441 (compstmt_nostart): Renamed from compstmt; remove all
5442 initial invocations of compstmt_start.
5445 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
5447 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
5450 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
5452 * combine.c (simplify_shift_const): Remove extra semicolon.
5453 * dwarf2out.c (remove_AT): Likewise.
5454 * expmed.c (expand_mult): Likewise.
5455 * gcov.c (create_program_flow_graph): Likewise.
5456 * reorg.c (mostly_true_jump): Likewise.
5458 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
5460 * fold-const.c (fold_range_test): Do not try to fold the range
5461 test if the rhs or lhs has side effects.
5463 * combine.c (simplify_rtx): Recognize another case of a synthesized
5466 * varasm.c (mark_constant_pool): When marking indirect references,
5467 only look at SYMBOL_REFs.
5469 * except.c (expand_fixup_region_end): Do not peek at
5470 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
5472 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
5474 * flags.h: New variables align_loops, align_loops_log,
5475 align_jumps, align_jumps_log, align_labels, align_labels_log,
5476 align_functions, align_functions_log.
5477 * toplev.c: Define them.
5478 (f_options): Handle -falign-* when they have no argument.
5479 (main): Add logic to set variables for -falign-functions,
5480 -falign-jumps, -falign-labels, -falign-loops.
5481 Make it -fsched-verbose=<n> and -finline-limit=<n>.
5482 (display_help): Change help to match options.
5483 * final.c (LABEL_ALIGN): Default to align_labels_log.
5484 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
5485 (LOOP_ALIGN): Default to align_loops_log.
5486 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
5487 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
5488 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
5489 * varasm.c (assemble_start_function): Handle align_functions.
5491 * config/sparc/sparc.h: Don't declare sparc_align_*.
5492 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
5493 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
5495 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
5497 * config/sparc/sparc.c: Delete sparc_align_loops,
5498 sparc_align_jumps, sparc_align_funcs and the corresponding string
5500 (sparc_override_options): Default align_functions on ultrasparc.
5501 Delete -malign-* handling.
5503 * config/mips/mips.c (override_options): On 64-bit targets,
5504 try to align code to 64-bit boundaries.
5505 (print_operand): New substitution, %~,
5506 which aligns labels to align_labels_log.
5507 * config/mips/mips.md (div_trap_normal): Use %~.
5508 (div_trap_mips16): Likewise.
5513 (ashldi3_internal): Likewise.
5514 (ashrdi3_internal): Likewise.
5515 (lshrdi3_internal): Likewise.
5516 (casesi_internal): Likewise.
5518 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
5520 Merge new ia32 backend from the branch!
5522 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
5523 See ChangeLog.P2 on new_ia32_branch for details.
5525 * rtl.h (stack_regs_mentioned_p): Delete prototype.
5526 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
5527 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
5528 * i386/gas.h (ASM_FILE_START): Define.
5529 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
5530 for name change of ix86_valid_decl_attribute_p.
5531 (i386_pe_valid_type_attribute_p): Similarly.
5533 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
5535 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
5536 to step through CC modes.
5538 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5540 * regmove.c (fixup_match_1): Don't move INSN in front of P if
5541 it would end up in the shadow of a live flags regsiter.
5543 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5545 * reload1.c: Fix many indentation problems.
5546 * reload.c: Likewise.
5548 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
5550 * alias.c (non_local_reference_p): Constify fmt.
5552 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
5554 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
5556 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
5558 * cse.c (delete_trivially_dead_insns): Do not delete stores to
5559 the internal_arg_pointer.
5561 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
5563 Merge peephole2 from new_ia32_branch:
5564 * Makefile.in (STAGESTUFF): Add *.peephole2.
5565 (mostlyclean): Likewise.
5566 (recog.o): Depend on resource.h.
5568 * final.c (peephole): Conditionalize decl on HAVE_peephole.
5569 (final_scan_insn): Likewise for the invocation of peephole.
5570 * genconfig.c (main): Look for peephole and peephole2 patterns.
5571 Emit HAVE_peephole* accordingly.
5572 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
5573 * flags.h (flag_peephole2): Declare.
5574 * toplev.c: New pass peephole2. New flag -fpeephole2.
5576 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
5577 * gencodes.c (main): Likewise.
5578 * genextract.c (main): Likewise.
5579 * genoutput.c (main): Likewise.
5580 * genemit.c (max_operand_1): Look for the max scratch operand.
5581 (gen_rtx_scratch): New.
5582 (gen_exp): Use it, and pass on new arg subroutine_type.
5583 (gen_expand): Take max scratch into account.
5584 (gen_split): Emit peephole2 functions.
5585 (output_peephole2_scratch): New.
5586 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
5587 * genrecog.c (routine_type): Add PEEPHOLE2.
5589 (make_insn_sequence): Match outer parallel for peep2. Discard
5590 top level scratches and dups.
5591 (add_to_sequence): New args insn_type and top. Update all callers.
5592 Handle toplevel peep2 matching insns.
5593 (write_subroutine): Handle peep2.
5594 (write_tree_1): Likewise.
5595 (write_tree): Likewise.
5597 (change_state): New arg afterward. Update all callers.
5598 Handle matching separate insns.
5599 * recog.c (recog_next_insn): New.
5600 (peephole2_optimize): New.
5601 * rtl.def (DEFINE_PEEPHOLE2): New.
5602 * resource.c (find_free_register): New argument last_insn. Use it
5603 to find a register available through the entire span.
5604 * resource.h (find_free_register): Update prototype.
5606 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
5608 * i386.c (output_strlen_unroll): Don't write xops[7]
5609 label if it wasn't set.
5611 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
5613 * cpplib.c (struct directive): Const-ify name pointer and
5614 function pointer prototype.
5615 (validate_else, do_define, do_line, do_include, do_undef,
5616 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
5617 do_elif, do_endif, do_sccs, do_assert, do_unassert,
5618 do_warning): Const-ify second arg.
5619 (directive_table): Mark const. Reorder entries by frequency
5620 of usage, record statistics.
5622 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
5624 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
5625 bounds- check RTL accesses if --enable-checking.
5626 (RTVEC_ELT): Bounds check if --enable-checking.
5627 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
5628 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
5629 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
5631 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5632 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
5634 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
5635 (NOTE_SOURCE_FILE): Use X0STR.
5636 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
5637 MEM_ALIAS_SET): Use X0INT.
5638 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
5639 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
5641 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
5642 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
5643 (rtl_check_failed_bounds, rtl_check_failed_type1,
5644 rtl_check_failed_type2, rtvec_check_failed_bounds): New
5646 (fancy_abort): Fix comment.
5648 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
5649 (cse_insn): Decrement LABEL_NUSES for jump target before
5651 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
5652 * final.c (alter_subreg): Compute regno before changing x to
5653 REG; set REGNO(x) after changing it.
5654 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
5655 notes containing CONST_INTs.
5656 (delete_eh_regions): Use NOTE_EH_HANDLER.
5657 * function.c (put_reg_into_stack): Make reg a MEM before
5659 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
5661 (gen_mem_addressof): Make reg a MEM before initializing it.
5662 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
5664 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
5665 deleting an insn, not after.
5666 (block_alloc): Only look at PATTERN(insn) if we have to, and
5667 only if it's format class 'i'.
5668 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
5669 CONST_INT before using its INTVAL.
5670 * print-rtl.c (print_rtx): Use X0STR.
5671 * regmove.c (fixup_match_1): Don't look at PATTERN of
5672 non-class-'i' insn chain elements.
5673 * reload.c (loc_mentioned_in_p): Take address of
5674 in->fld[1].rtx directly.
5675 * reload1.c (reload): Change reg to a MEM before initializing
5677 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
5679 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
5681 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
5683 * config/mips/mips.c (machine_dependent_reorg): Force a
5684 barrier to output the local constant pool if a barrier hasn't
5685 been found at a natural point in the instruction stream.
5687 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5689 * c-parse.in (language_string): Constify.
5691 * dwarf2out.c (language_string): Remove declaration.
5693 * dwarfout.c (language_string): Likewise.
5695 * toplev.c (language_string, init_parse, finish_parse): Likewise.
5697 * tree.h (language_string, init_parse, finish_parse): Declare.
5699 * i386/sun386.h (language_string): Remove declaration.
5701 * mips.h (language_string): Likewise.
5703 * nextstep.h (language_string): Likewise.
5705 * nextstep21.h (language_string): Likewise.
5707 * rs6000.c (language_string): Likewise.
5709 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5711 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
5712 (getpwd.o): Remove target.
5714 * getpwd.c: Delete file. Its in libiberty now.
5716 * dbxout.c (getpwd): Don't prototype.
5717 * dwarf2out.c (getpwd): Likewise
5718 * dwarfout.c (getpwd): Likewise
5719 * final.c (getpwd): Likewise.
5720 * protoize.c (getpwd): Likewise.
5722 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5724 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
5726 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5728 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
5731 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
5733 * fixinc/Makefile.in (subdir): New.
5734 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
5737 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
5739 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
5740 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
5743 * invoke.texi: Fix typo.
5745 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
5746 changed. Handle autoincrement addressing modes.
5748 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
5749 just like we would the virtual incoming args register when
5752 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
5754 * rs6000.h (ASM_FILE_START): Specify complete filename, including
5755 path, in .file directive.
5757 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
5759 * gcc.texi (External Bugs): Remove obsolete note about Perl on
5762 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
5764 * stdbool.h: Make the typedef name _Bool, with bool a #defined
5767 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5769 * tree.c (tree_code_name): Constify a char*.
5771 * tree.h (tree_code_name, decl_printable_name): Likewise.
5773 * function.h (struct function): Likewise.
5775 * toplev.c (decl_name, decl_printable_name): Likewise.
5777 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
5779 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
5780 (init_objc): Remove function pointer cast.
5782 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5784 * pa.md (interspace_jump): New pattern.
5785 (builtin_longjmp): New expander.
5787 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
5789 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
5790 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
5791 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
5793 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
5795 * jump.c (delete_prior_computation): Also check calls
5796 to constant functions. Don't bother checking for a
5797 REG_UNUSED note before adding it.
5798 (delete_computation): Handle multi-word hard registers
5799 when synthesizing missing REG_DEAD notes for a register
5800 which is both set and used by an insn.
5802 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5804 * loop.c (this_loop_info): New variable.
5805 (loop_has_call, loop_has_volatile, loop_has_tablejump,
5806 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
5808 (prescan_loop, strength_reduce): New argument loop_info. All callers
5810 (scan_loop): New variable loop_info, initialise to address of
5812 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
5813 Delete variable loop_has_multiple_exit targets and replace with
5814 field in this_loop_info.
5815 (find_and_verify_loops): Rename this_loop to this_loop_num.
5816 (strength_reduce): Delete loop_iteration_info. Replace variable
5817 loop_info with function argument of same name.
5818 (insert_bct): Rework test for loop being completely unrolled.
5820 * loop.h (struct loop_info): New fields num, loops_enclosed,
5821 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
5822 has_indirect_jump, and cont. Redefine use of unroll_number.
5823 (loop_unroll_number): Delete.
5825 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
5827 (loop_iterations): Delete variable vtop and instead use
5828 loop_info->vtop computed in prescan_loop.
5830 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
5832 * fix-header.c (main): Do not pass a null pointer to strcmp.
5834 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
5836 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
5838 * configure: Rebuilt.
5840 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
5842 * jump.c (jump_optimize_1): Do not delete assignments to
5843 internal_arg_pointer.
5844 * cse.c (delete_trivially_dead_insns): Always consider a set of
5845 the internal_arg_pointer live.
5847 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
5849 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
5850 (update_life_info) [REG_WAS_0]: Search the original insns rather
5851 than the new insns for the note. Fix typos finding note_dest.
5852 If no dest found, discard the note rather than abort.
5853 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
5854 (replace_insns): Remove the old insn list after update_life_info
5857 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
5859 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
5861 (sched_analyze_1): Let add_dependence care for not adding dups.
5862 (sched_analyze_2): Likewise.
5863 (add_branch_dependences): Likewise.
5865 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
5867 * i386/winnt.c (export_list): New type.
5868 (exports_head): Rename to
5869 (export_head): this.
5870 (i386_pe_record_exported_symbol): Add is_data flag.
5871 (i386_pe_asm_file_end): Emit directive for exported variables.
5872 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
5874 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
5875 (ASM_DECLARE_OBJECT_NAME): Likewise.
5876 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5877 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5879 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
5881 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
5883 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
5886 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
5888 * config/openbsd.h: Define SET_ASM_OP.
5889 * tm.texi: cross-reference SET_ASM_OP in the index.
5891 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
5893 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
5894 for a CONST_DOUBLE, at compile time. Initialize rtx_length
5895 and class_narrowest_mode at compile time. Kill init_rtl.
5896 Mark rtx_length, mode_class, mode_size, mode_unit_size,
5897 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
5898 rtx_format as const. Kill all references to EXTRA_CC_MODES or
5900 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
5902 * rtl.h: Declare rtx_length and rtx_format as const.
5903 * machmode.def: Define CC(). Use CC() to define CCmode. If
5904 EXTRA_CC_MODES is defined, expand it here.
5905 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
5906 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
5907 const. Kill all references to EXTRA_CC_MODES.
5909 * toplev.c: Don't prototype or call init_rtl.
5910 * optabs.c: Don't call init_mov_optab.
5911 * genemit.c: Don't generate init_mov_optab. Don't call
5913 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
5915 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
5916 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
5917 genrecog.c: Don't call init_rtl.
5919 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
5920 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
5921 definition of EXTRA_CC_MODES.
5923 * md.texi: Kill ref to EXTRA_CC_NAMES.
5924 * tm.texi: Document new way to define EXTRA_CC_MODES.
5926 * genrecog.c: Do not look up the name of a define_split.
5929 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
5931 * config/v850/v850.md: Fix typo introduced by previous delta.
5933 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5935 * gcc.c (fatal): Make definition static to match prototype.
5937 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5939 * combine.c (get_last_value): Don't look for earlier sets if the last
5940 known set is somewhere in between the insns being combined.
5942 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
5944 * configure.in: Don't use shell ! to negate exit codes
5945 * configure: Regenerate
5947 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
5949 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
5950 the fact that ALIGN is measured in bits, not bytes.
5952 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
5954 * errors.c: New file; defines functions error, warning, and
5955 fatal, variables have_error and progname.
5956 * errors.h: New file; prototypes and decls for stuff in errors.c.
5958 * Makefile: Add rules to build errors.o and
5959 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
5960 genopinit, genrecog, genextract, genpeep, genattr, and
5961 genoutput with errors.o. Add errors.h to deps of genconfig.o,
5962 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
5963 genpeep.o, genattr.o, and genoutput.o.
5965 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
5966 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
5967 define or prototype fatal. Set progname at beginning of main.
5968 * genoutput.c: Likewise, and don't define or prototype error
5971 * c-typeck.c (c_expand_start_case): Return immediately if exp
5973 * fold-const.c (operand_equal_p): Return immediately if arg1
5974 or arg0 are ERROR_MARKs.
5975 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
5976 fields of type ERROR_MARK when calculating if the record can
5979 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
5980 with much help from Jeffrey A Law and Richard Henderson
5982 * i386.md: In the 6 insns which call output_fix_trunc,
5983 earlyclobber operands[0].
5985 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
5987 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
5988 creating new registers.
5990 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
5992 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
5993 i386_reg_alloc_order, i386_regparm_string,
5994 i386_align_loops_string, i386_align_jumps_string,
5995 i386_align_funcs_string, i386_preferred_stack_boundary_string,
5996 and i386_branch_cost_string as type "const char *".
5997 * i386.c: Define all above strings as type "const char *".
5999 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
6001 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
6002 when emitting alignment padding. Emit padding byte of 0 instead of 4.
6004 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6006 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
6007 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
6009 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
6011 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
6012 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
6013 (dwarf2out_line, dwarf2out_finish): Likewise.
6014 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
6016 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
6018 * tree.c (lang_unsave_expr_now) : Correct return type.
6019 * tree.h (lang_unsave_expr_now) : Same.
6021 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
6023 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
6024 instead of duplicating code.
6026 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6028 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
6030 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
6032 * tree.h: fancy_abort always takes three args.
6033 * resource.c: Move include of system.h before toplev.h.
6035 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
6037 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
6040 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
6042 * system.h: Don't redefine abort or trim_filename.
6043 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
6044 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
6045 whether or not __FUNCTION__ is available.
6046 * tree.h: Duplicate rtl.h's definition of abort, for files
6047 that don't include rtl.h. Delete all code to perform type
6048 checking with a compiler other than GCC.
6049 * varray.h: Delete all code to perform type checking with a
6050 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6051 its arguments exactly once, using a statement expression.
6052 Adjust the VARRAY_<type> accessor macros to match.
6053 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6054 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6055 caller's location. Define fatal_insn and fatal_insn_not_found
6056 as macros that use _fatal_insn and _fatal_insn_not_found.
6057 (fancy_abort, trim_filename): Kill prototypes.
6059 * rtl.c (trim_filename): Move here from toplev.c.
6060 (fancy_abort): New function.
6061 (DIR_SEPARATOR): Provide default definition.
6062 * tree.c (tree_check_failed, tree_class_check_failed): Go
6063 through fancy_abort.
6064 (tree_check, tree_class_check, cst_or_constructor_check,
6065 expr_check): Delete.
6066 * varray.c (varray_check_failed): New function.
6067 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6068 _fatal_insn and _fatal_insn_not_found. Go through
6070 (trim_filename, fancy_abort): Delete.
6072 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6073 * except.c (start_catch_handler): Report ICE with error/abort
6075 * final.c (output_operand_lossage): Likewise.
6076 * flow.c (verify_flow_info): Likewise.
6078 * gcc.c: Prototype fatal.
6079 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6080 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6081 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6082 Don't define fancy_abort.
6084 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6086 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6089 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6091 * m88k.h (VERSION_INFO2): Kill.
6092 (VERSION_STRING): Kill.
6094 (VERSION_INFO1): Tidy.
6095 (TARGET_VERSION): Update.
6096 * m88k/dgux.h (VERSION_INFO2): Kill.
6097 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6098 * m88k/luna.h (VERSION_INFO1): Tidy.
6099 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6100 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6101 (output_file_start): Adjust for death of VERSION_STRING.
6103 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6105 * cpplib.c (detect_if_not_defined): New function.
6106 (do_if): Use it to detect potential once-only headers.
6108 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6110 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6112 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6114 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6115 anywere in the function only if they are pseudos and set before
6116 being used (not live at the start of the function).
6117 (num_sign_bit_copies) : Same.
6118 (get_last_value_validate) : Same.
6119 (get_last_value) : Same.
6121 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6123 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6124 where N and M are constant and N is an integer multiple of M.
6126 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6128 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6129 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6130 sbitmap_union_of_preds): Add prototypes.
6131 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6132 the intersection of successors with the new flow graph structures.
6133 (sbitmap_intersection_of_preds): New function to compute the
6134 intersection of predecessors with the new flow graph structures.
6135 (sbitmap_union_of_succs): New function to compute the union of
6136 successors with the new flow graph structures.
6137 (sbitmap_union_of_preds): New function to compute the union of
6138 predecessors with the new flow graph structures.
6139 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6140 (expr_reaches_here_p): Use edge and basic_block structures instead
6141 of s_preds and s_succs.
6142 (compute_cprop_avinout): Use new sbitmap routines.
6143 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6144 of s_preds and s_succs.
6145 * flow.c (compute_flow_dominators): Compute dominators using
6146 edges and basic blocks instead of s_preds and s_succs.
6148 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6150 * lists.c (unused_insn_list, unused_expr_list): New file for
6151 maintaining various types of lists. New statics for maintaining a
6152 cache of available INSN_LIST and EXPR_LIST nodes.
6153 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6154 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6155 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6156 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6157 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6158 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6159 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6160 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6161 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6162 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6163 (remove_dependence, free_pending_lists): Use new global routines.
6164 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6165 (sched_analyze, compute_block_backward_dependences): Use new routines.
6166 (sched_analyze_1, sched_analyze_2): Use new routines.
6167 (schedule_insns): Use new global routines.
6168 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6170 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6171 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6173 * toplev.c (rest_of_compilation): Initialize node cache.
6174 * Makefile.in (OBJS): Add lists.o to list of object files.
6175 (lists.o): Add dependancies.
6177 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6179 * config/v850/v850.md: Fix compile time warning messages.
6180 * config/v850/v850.c: Fix compile time warning messages.
6181 * config/v850/v850.h: Fix compile time warning messages.
6183 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6185 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6186 Remove unused prototype for `init_lengths'.
6188 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6190 * calls.c (emit_call_1): Mark parameter `stack_size' with
6192 (expand_call): Initialize variable `insn'.
6193 (emit_library_call): Likewise for variable `high_to_save'.
6194 (emit_library_call_value): Likewise.
6195 (store_one_arg): Likewise for variables `lower_bound' and
6198 * combine.c (try_combine): Likewise for variables `i2_code_number'
6199 and `other_code_number'.
6200 (find_split_point): Likewise for variables `pos', `unsignedp' and
6202 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6203 (simplify_and_const_int): Remove unused variable `width'.
6204 (merge_outer_ops): Likewise.
6206 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
6207 HOST_WIDE_INT' when comparing against one.
6208 (simplify_relational_operation): Likewise.
6209 (cse_insn): Initialize variables `src_eqv_volatile',
6210 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
6212 * final.c (init_final): Constify parameter `filename'.
6213 (final_start_function): Mark parameter `optimize' with
6215 (profile_function): Likewise for parameters `first' and `optimize'.
6216 (output_source_line): Likewise for parameter `file'.
6218 * integrate.c (subst_constants): Cast a value to `size_t' when
6219 comparing against one.
6220 (mark_stores): Initialize variable `mode'. Cast a value to
6221 `size_t' when comparing against one.
6223 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
6225 * loop.c (move_movables): Initialize variable `first'.
6226 (strength_reduce): Likewise for variable `increment'.
6227 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
6228 value to `size_t' when comparing against one.
6229 (load_mems): Initialize variable `end_label'.
6231 * output.h (init_final): Constify parameter.
6233 * reload.c (decompose): Initialize variable `base'.
6235 * reload1.c (reload): Likewise for variable `is_scalar'.
6236 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
6237 (choose_reload_regs): Initialize variable `mode'.
6238 (emit_reload_insns): Likewise for variable `store_insn'.
6239 (reload_cse_noop_set_p): Mark parameter `insn' with
6241 (reload_combine): Initialize variable `set'.
6243 * unroll.c (unroll_loop): Likewise for variable `local_label'.
6244 (copy_loop_body): Cast a value to `size_t' when comparing against
6247 * varasm.c (assemble_variable): Initialize variable `size_tree'.
6248 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
6249 (remove_from_pending_weak_list): Mark parameter `name' with
6252 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6254 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
6257 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
6259 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
6260 (ASM_DECLARE_FUNCTION_NAME): Define.
6261 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
6262 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
6263 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
6264 not already defined.
6266 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6268 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
6269 of n_popped when call/call_value are not defined.
6271 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
6273 * tm.texi: GNU CC -> GCC conversion.
6274 (CC1_SPEC): Indicate it is used for all language front ends.
6276 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
6278 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
6279 NOTE_INSN_EH_REGION_END correctly.
6281 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6282 Jeff Law <law@cygnus.com>
6284 * loop.c (strength_reduce): Automatically unroll loops if the
6285 unrolled loop size is smaller than the rolled loop size.
6287 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
6288 and delete comment that code should be rewritten.
6290 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
6292 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
6295 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
6297 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6299 * fixinc/mkfixinc.sh: Don't fix uwin headers.
6300 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
6301 (LINK_SPEC): Add -u _main when building executables.
6302 (ASM_DECLARE_FUNCTION): Update from Cygwin.
6303 (ASM_FILE_END): Use the default for ix86-pe.
6304 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
6306 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
6308 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
6309 and ASM_CLOSE_PAREN are empty strings.
6311 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
6312 Geoffrey Keating <geoffk@cygnus.com>
6314 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
6315 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
6316 (unprotoize.o): Ditto.
6317 (test-protoize-simple): Don't define STD_PROTO_DIR.
6318 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
6319 changes to make 'test-protoize-simple' pass.
6320 (STD_PROTO_DIR): Remove define.
6321 (STANDARD_EXEC_PREFIX): Supply default define.
6322 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
6323 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
6324 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
6325 (GET_ENV_PATH_LIST): New macro.
6326 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
6327 (do_processing): Initialize default_syscalls_dir using new
6328 macros. Use it to initialize syscalls_absolute_filename.
6330 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
6332 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
6333 B into a register before emit_conditional_move.
6335 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
6337 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
6338 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
6339 multiplicand out of (+ (* a b) (* c d)).
6341 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
6342 Richard Henderson <rth@cygnus.com>
6344 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
6345 (new_insn_dead_notes): Likewise.
6346 (update_n_sets): Likewise.
6347 (update_flow_info): Move to flow.c, renamed to update_life_info;
6348 extend to handle multiple source insns.
6349 * flow.c: Include resource.h
6350 (unlink_insn_chain): New.
6351 (split_hard_reg_notes): New.
6352 (maybe_add_dead_note): New.
6353 (maybe_add_dead_note_use): New.
6354 (find_insn_with_note): New.
6355 (new_insn_dead_notes): New.
6356 (update_n_sets): New.
6357 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
6358 (maybe_remove_dead_notes): New.
6359 (update_life_info): New.
6360 (prepend_reg_notes): New.
6361 (replace_insns): New.
6362 * output.h (update_life_info): Declare.
6363 * recog.c (split_block_insns): Use update_life_info.
6364 * resource.c (find_free_register): Use reg_alloc_order, don't use
6365 fixed regs, make sure the mode is supported, don't use new regs.
6367 * rtl.h (replace_insns): Declare.
6369 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
6371 * expr.c (expand_expr): Cope with COND_EXPRs with one
6372 non-returning branch.
6374 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
6376 * expr.c (store_expr): Always pass down the target, even when not
6379 1999-08-24 Nick Clifton <nickc@cygnus.com>
6381 * configure.in: Define target_cpu_default for v850 targets.
6382 * configure: Regenerate
6384 * config/v850/v850.h (TARGET_CPU_generic): Define.
6385 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
6386 addresses are 4 byte aligned.
6388 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
6391 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6393 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
6394 (main): Add prototypes.
6396 * genattrtab.c (substitute_address, write_const_num_delay_slots,
6397 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
6398 (write_attr_get): Emit prototypes along with function definition.
6399 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
6400 (write_complex_function): Emit static prototype along with
6401 function definition.
6403 * genemit.c (gen_split): Emit prototypes along with function
6406 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
6407 Likewise for predicates and `insn_operand_predicate'.
6408 (process_template): Emit static prototype along with function
6411 * genrecog.c (make_insn_sequence): Constify a char*. Add
6412 prototypes for get_split_*().
6413 (write_subroutine): Emit prototypes along with function
6416 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6418 * gcse.c (find_avail_set): Follow chains of register-register copies.
6419 Use oprs_not_set_p to guarantee that the returned value can be
6421 (cprop_insn): Don't verify the return value of find_avail_set with
6424 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
6425 (cprop_cc0_jump): New function.
6426 (cprop_insn): Break out new function cprop_jump and use it.
6427 Also use cprop_cc0_jump for machines with CC0.
6428 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
6430 * tree.h (current_function_calls_setjmp,
6431 current_function_calls_longjmp): Delete declarations.
6432 * dsp16xx.c: Include "function.h".
6433 * elxsi.c: Likewise.
6434 * gmicro.c: Likewise.
6435 * h8300.c: Likewise.
6438 * mn10200.c: Likewise.
6439 * mn10300.c: Likewise.
6440 * ns32k.c: Likewise.
6444 * rtl.h (rtx_equal_function_value_matters): Declare.
6445 * toplev.c (rtx_equal_function_value_matters): Don't declare.
6447 * function.c: Likewise.
6448 * emit-rtl.c: Likewise.
6450 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
6452 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
6455 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6457 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
6460 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
6462 * cpp.texi: Add a node documenting macro varargs (copied
6465 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
6467 * cppspec.c: Put a null pointer at the end of the new argv.
6469 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
6471 * configure.in: Remove code to select/de-select the haifa
6472 scheduler. Every scheduled port gets haifa now.
6473 * configure: Rebuilt.
6474 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
6476 * Makefile.in: Corresponding changes.
6478 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6480 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
6481 All callers changed.
6482 (prepare_float_lib_cmp): Likewise.
6483 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
6484 * expr.h (emit_float_lib_cmp): Delete declaration.
6485 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
6486 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
6487 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
6489 (cmptf): Now conditional on TARGET_HARD_QUAD.
6491 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
6493 * resource.c (mark_target_live_regs): Use
6494 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
6496 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6498 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
6500 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
6502 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
6504 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6506 * rtl.h (rtx_format): Constify a char*.
6508 * rtl.c (rtx_format): Likewise.
6509 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
6510 (init_rtl): Use accessor macro, not `rtx_format'.
6512 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
6515 * caller-save.c (mark_referenced_regs): Likewise.
6517 * combine.c (subst, make_compound_operation, known_cond,
6518 gen_rtx_combine, update_table_tick, get_last_value_validate,
6519 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
6521 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
6522 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
6523 count_reg_usage): Likewise.
6525 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
6528 * final.c (leaf_renumber_regs_insn): Likewise.
6530 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
6531 dump_edge_info, count_reg_references): Likewise.
6533 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
6534 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
6537 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
6538 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
6539 add_label_notes): Likewise.
6541 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
6542 clear_struct_flag, count_sub_rtxs, count_alternatives,
6543 compares_alternatives_p, contained_in_p, walk_attr_value,
6544 write_expr_attr_cache): Likewise.
6546 * genconfig.c (walk_insn_part): Likewise.
6548 * genemit.c (max_operand_1, gen_exp): Likewise.
6550 * genextract.c (walk_rtx): Likewise.
6552 * genflags.c (num_operands): Likewise.
6554 * genoutput.c (scan_operands): Likewise.
6556 * genpeep.c (match_rtx): Likewise.
6558 * genrecog.c (add_to_sequence): Likewise.
6560 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
6563 * integrate.c (save_constants, copy_for_inline,
6564 copy_rtx_and_substitute, subst_constants, restore_constants):
6567 * jump.c (mark_jump_label, invert_exp, redirect_exp,
6568 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
6570 * local-alloc.c (contains_replace_regs, memref_referenced_p):
6573 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
6574 add_label_notes, replace_call_address, count_nonfixed_reads,
6575 invariant_p, find_single_use_in_loop, find_mem_givs,
6576 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
6579 * print-rtl.c (reg_names, print_rtx): Likewise.
6581 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
6583 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
6584 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
6585 print_blocks): Likewise.
6587 * regclass.c (fix_register, record_address_regs,
6588 reg_scan_mark_refs): Likewise.
6590 * regmove.c (stable_but_for_p): Likewise.
6592 * reload.c (loc_mentioned_in_p, operands_match_p,
6593 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
6594 copy_replacements, refers_to_regno_for_reload_p,
6595 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
6596 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
6599 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
6600 delete_address_reloads_1, count_occurrences,
6601 reload_cse_mem_conflict_p, reload_combine_note_use,
6602 add_auto_inc_notes): Likewise.
6604 * resource.c (mark_referenced_resources, mark_set_resources):
6607 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
6608 reg_mentioned_p, regs_set_between_p, modified_between_p,
6609 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
6610 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
6611 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
6612 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
6614 * sched.c (sched_analyze_2, attach_deaths): Likewise.
6616 * stupid.c (stupid_mark_refs): Likewise.
6618 * unroll.c (remap_split_bivs): Likewise.
6620 * varasm.c (mark_constants): Likewise.
6622 * a29k/a29k.c (uses_local_reg_p): Likewise.
6624 * alpha/alpha.c (summarize_insn): Likewise.
6626 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
6627 eliminate_lr2ip): Likewise.
6629 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
6631 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
6632 reg_mentioned_in_mem): Likewise.
6634 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
6635 symbolic_reference_mentioned_p): Likewise.
6637 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
6639 * sh/sh.c (regs_used, mark_use): Likewise.
6641 * vax/vax.c (vax_rtx_cost): Likewise.
6643 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6645 * machmode.h (mode_name): Constify a char*.
6647 * rtl.c (mode_name): Likewise.
6649 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
6651 * optabs.c (init_libfuncs): Constify a char*.
6653 * print-tree.c (mode_name): Remove redundant declaration.
6654 (print_node): Use accessor macro, not `mode_name'.
6656 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
6658 (new_spill_reg): Constify a char*.
6660 * tree.c (mode_name): Remove redundant declaration.
6662 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6664 * rtl.c (rtx_name): Constify a char*.
6666 * rtl.h (rtx_name, fix_sched_param): Likewise.
6668 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
6669 (mypr): Use accessor macro, not `rtx_name'.
6671 * genemit.c (print_code): Constify a char*.
6673 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
6675 * genpeep.c (print_code): Constify a char*.
6677 * genrecog.c (print_code): Likewise.
6679 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
6680 end_bb): Add static prototype.
6681 (draw_edge): Constify a char*.
6682 (end_bb): Remove unused parameter.
6684 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
6685 print_block_visualization): Constify a char*.
6687 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
6689 * c-common.c (c_get_alias_set): Update comment.
6691 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6693 * linux.h (LIB_SPEC): Added.
6695 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6697 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
6699 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
6701 * tree.c (expr_check): Fix typo in last change.
6703 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
6705 * rtl.def (NOTE): Change format to "iuu0n".
6706 (ADDR_DIFF_VEC): Change format to "eEee0".
6707 (ADDRESSOF): Change format to "eit".
6709 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
6710 (RTVEC_ELT): Change to match.
6711 (XVECEXP): Use XVEC and RTVEC_ELT.
6712 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
6713 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
6714 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
6715 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
6716 TRAP_CONDITION, TRAP_CODE): Use XEXP.
6717 (INTVAL): Use XWINT.
6718 (ADDRESSOF_DECL): Use XTREE.
6719 (SET_ADDRESSOF_DECL): Delete.
6720 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
6721 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
6722 ifdefed out since 2.6 at least.
6723 (gen_rtvec_vv): Delete prototype.
6725 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
6727 (copy_most_rtx): Handle 't' format letter.
6728 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
6729 (gen_rtvec_vv): Delete function. All callers changed to use
6730 gen_rtvec_v instead.
6731 * print-rtl.c (print_rtx): Move special casing of NOTEs to
6732 the '0' format letter.
6734 * function.c (gen_mem_addressof): Don't use
6735 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
6737 * integrate.c (copy_rtx_and_substitute): Likewise.
6738 Copy 't' slots with XTREE.
6739 (subst_constants): Treat 't' slots like '[swi]' slots.
6740 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
6741 * jump.c (rtx_equal_for_thread_p): Likewise.
6742 * rtlanal.c (rtx_equal_p): Likewise.
6743 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
6744 only four arguments.
6745 * gengenrtl.c (type_from_format): Provide correct types for
6749 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
6750 If a recent gcc is in use (always in stage2 and beyond), use
6751 statement expressions, so we don't make a function call unless
6752 the check fails. Evaluate arguments exactly once.
6753 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
6754 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
6756 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
6757 they evaluate their arguments exactly once, irrespective of
6758 the compiler in use.
6760 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
6761 is used by the currently-enabled check macros. This is:
6762 (tree_check_failed, tree_class_check_failed): For gcc.
6763 (tree_check, tree_class_check, cst_or_constructor_check,
6764 expr_check): For other compilers.
6766 * gencheck.c: Do not define any *_CHECK1 macros.
6768 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
6769 Mark Mitchell <mark@codesourcery.com>
6771 * c-common.c (c_get_alias_set): Fix support for poitners and
6774 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
6776 * alias.c: Include tree.h.
6777 (nonlocal_reference_p, mark_constant_function): New functions.
6778 * flow.c (life_analysis): Call mark_constant_function.
6779 * rtl.h (mark_constant_function): Declare it.
6781 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
6783 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
6784 unrecognisable switches.
6786 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6788 * loop.c (recombine_givs): Set ix field after sorting.
6789 (recombine_givs): Remove bogus index / giv lockstep looping.
6791 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6793 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
6795 (emit_store_flag_force): Use do_compare_rtx_and_jump.
6796 (do_cmp_and_jump): Formatting fixes.
6797 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
6798 do_compare_rtx_and_jump instead of compare_from_rtx.
6799 (do_compare_rtx_and_jump): New function; mostly copied from
6801 (do_jump_for_compare): Delete.
6802 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
6804 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
6805 of compare/do_jump_for_compare pairs.
6806 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
6807 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
6808 compare_from_rtx/do_jump_for_compare pairs.
6809 (do_jump_by_parts_equality): Likewise.
6810 (do_jump_by_parts_equality_rtx): Likewise.
6811 * expr.h (do_compare_rtx_and_jump): Declare.
6812 * optabs.c (prepare_cmp_insn): New function, contains most of the code
6813 that used to be in emit_cmp_insn.
6814 (cmp_available_p): New function.
6815 (prepare_operand): New function.
6816 (emit_cmp_and_jump_insn_1): New function, contains some code that used
6817 to be in emit_cmp_insn.
6818 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
6819 parameters to be pointers; don't emit final compare but modify some of
6820 the values pointed to by the args so the caller can perform the
6822 (expand_binop): Call emit_store_flag_force with signed forms of
6824 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
6825 emit_jump_insn pair.
6826 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
6827 emit_cmp_and_jump_insn_1. Call emit_queue.
6828 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
6830 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
6831 jump sets cc0 before deleting it.
6832 * integrate.c (expand_inline_function): Likewise.
6833 * unroll.c (unroll_loop): Similar changes in several places.
6834 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
6837 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6839 * Makefile.in (insn-recog.o): Update dependencies.
6840 * genrecog.c (main): Make generated file include "function.h".
6842 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
6844 * cse.c (cse_insn): Call never_reached_warning when a jump is
6845 changed to be unconditional.
6846 * flags.h: Declare warn_notreached.
6847 * flow.c (delete_block): Call never_reached_warning when
6849 * jump.c (delete_barrier_successors): Call never_reached_warning
6850 when we delete everything after a BARRIER.
6851 (never_reached_warning): New function.
6852 * rtl.h: Declare never_reached_warning.
6853 * toplev.c (warn_notreached): New variable.
6854 (lang_independent_options): Set warn_notreached
6855 when -Wunreachable-code.
6856 (compile_file): We need line numbers for -Wunreachable-code.
6858 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
6860 * haifa-sched.c (insn_unit): Fix typo on out of range test.
6861 * sched.c (insn_unit): Likewise.
6863 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
6865 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
6867 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6869 * flow.c (create_edge_list): Use xmalloc, not malloc.
6871 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
6873 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
6874 C-style comments. Do not lose the character before double slash.
6876 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6878 * basic-block.h (struct edge_list): Stucture to maintain a vector
6880 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
6881 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
6882 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
6883 New function prototypes.
6884 * flow.c (create_edge_list): Function to create an edge list.
6885 (free_edge_list): Discards memory used by an edge list.
6886 (print_edge_list): Debug output showing an edge list.
6887 (verify_edge_list): Internal consistency check for an edge list.
6888 (find_edge_index): Function to find an edge index for a pred and succ.
6890 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
6892 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
6895 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
6897 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
6899 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6901 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6903 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
6905 * toplev.c (rest_of_compilation): Allow machine dependent
6906 reorganisation pass to place information into the RTL dump
6907 file if it so wishes.
6909 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
6911 * explow.c (hard_function_value): Use VOIDmode instead of
6913 * stmt.c (expand_return): Likewise.
6914 * stor-layout.c (get_best_mode): Likewise.
6916 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
6917 emit call instead of emit_insn call.
6919 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6921 * configure.in: Handle --disable/enable-win32-registry.
6922 * install.texi: Document --disable/enable-win32-registry.
6923 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
6924 (WIN32_REGISTRY_KEY): New macro.
6925 * prefix.c: Use to enable/disable win32-specific code.
6926 (lookup_key): Use versioned key.
6927 * configure: Regenerate.
6928 * config.in: Likewise.
6930 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
6932 * cpplib.c (read_line_number): New fn, split out of...
6935 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
6937 tree.c (lang_unsave_expr_now) : New.
6938 (unsave_expr_now): Call lang_unsave_expr_now.
6939 tree.h (lang_unsave_expr_now) : New.
6941 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
6943 * toplev.c (flag_new_exceptions): On by default.
6945 1999-08-13 Michael Meissner <meissner@cygnus.com>
6947 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
6949 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6951 * dwarfout.c (fundamental_type_code): Return FT_boolean for
6952 INTEGER_TYPE with precision==1, it's __java_boolean.
6954 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6956 * global.c (prune_preferences): Move some invariants out of the
6959 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
6961 * configure.in (alpha*-dec-osf*): Add osf5.
6963 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
6965 * configure.in: Rework handling of ARM GNU/Linux slightly.
6966 (arm*-*-linux-gnuoldld): New target.
6967 * configure: Regenerate.
6968 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
6969 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
6970 * config/arm/linux-oldld.h: New file.
6971 * config/arm/linux-elf26.h: Don't include linux-elf.h.
6972 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
6974 * config/arm/linux-elf.h (ASM_SPEC): Define.
6975 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
6976 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
6977 for 26-bit APCS and old linker.
6978 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
6980 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
6981 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
6982 don't define `arm' or `arm_elf'.
6983 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
6984 MULTILIB_DIRNAMES): Define. Fix typo in comment.
6986 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
6988 * rtl.texi: Fix typo.
6990 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
6992 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
6994 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
6996 * extend.texi (C++ Signatures): Remove node.
6997 * invoke.texi: Remove discussion of -fhandle-signatures,
6998 signature, sigof, __signature__, and __sigof__.
7000 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
7002 * Makefile.in (JAVAGC): Removed.
7004 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
7006 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7008 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7010 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7012 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
7014 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
7015 a register that is already known to be a pointer.
7017 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
7019 * fixinc/inclhack.tpl: Only install assert.h conditionally.
7020 * fixinc/inclhack.sh: Regenerated.
7021 * fixinc/fixincl.sh: Regenerated.
7023 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
7025 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
7026 Fix documentation of -ansi flag to describe its C++ behavior.
7027 Remove bogus reference to GCC 2.9.
7029 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
7031 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
7032 note if it is non-NULL.
7034 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7036 * except.h (eh_nesting_info): Add new structure defintion.
7037 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
7038 (reachable_handlers, update_rethrow_references): Add function
7040 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
7041 a rethrow symbol instead of an integer exception region number.
7042 * flow.c (Make_edges): Use new exception nesting routines to determine
7043 which handlers are reachable from a CALL or asynchronous insn.
7044 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
7046 (delete_eh_regions): Update rethrow labels, and don't delete
7047 regions which are the target of a rethrow.
7048 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7049 avoid overloading the SYMBOL_REF_USED flag.
7050 (rethrow_symbol_map): Use new rethrow_ref field.
7051 (rethrow_used): Use new rethrow_ref field.
7052 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7053 of an integer. Fix formatting.
7054 (output_exception_table_entry): Use new rethrow_ref field.
7055 (can_throw): Check for EH_REGION_NOTE before deciding
7056 whether a CALL can throw or not.
7057 (scan_region): Call rethrow_used() instead of accessing data structure.
7058 (update_rethrow_references): New function to make sure only regions
7059 which are still targets of a rethrow are flagged as such.
7060 (process_nestinfo): New static function to initialize a handler
7061 list for a specific region.
7062 (init_eh_nesting_info): New function to allocate and initialize
7063 the list of all EH handlers reachable from all regions.
7064 (reachable_handlers): New function to retrieve the list of handlers
7065 reachable from a specific region and insn.
7066 (free_eh_nesting_info): New function to dispose of a list of
7069 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7071 * flow.c (split_edge): Set JUMP_LABEL field.
7072 (commit_one_edge_insertion): Set head correctly for insert_before.
7073 When inserting insns, update insn block numbers if allocated.
7075 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7077 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7078 retry_incomplete_types): Add static prototype.
7079 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7080 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7081 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7082 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7083 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7086 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7087 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7089 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7091 * output.h (assemble_name): Constify a char*.
7093 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7094 assemble_variable, assemble_name): Likewise.
7096 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7098 * arm/pe.c (arm_pe_unique_section): Likewise.
7100 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7102 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7104 * i386/interix.c (i386_pe_unique_section): Likewise.
7106 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7108 * i386/winnt.c (i386_pe_unique_section): Likewise.
7110 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7112 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7114 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7116 * pa/pa.c (output_call): Likewise.
7118 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7120 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7122 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7125 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7128 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7130 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7131 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7133 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7135 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7137 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7139 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7141 * tree.h (lang_identify): Constify a char*.
7142 (print_error_function): Add extern prototype. Constify a char*.
7144 * c-lang.c (lang_identify): Constify a char*.
7146 * objc/objc-act.c (lang_identify): Constify a char*.
7148 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7150 * genpeep.c (main): Make generated file include "function.h".
7151 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7153 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7155 * Makefile.in: Update dependencies.
7156 * alias.c: Include "function.h"
7157 * c-decl.c: Likewise.
7158 * caller-save.c: Likewise.
7159 * calls.c: Likewise.
7160 * combine.c: Likewise.
7162 * explow.c: Likewise.
7163 * final.c: Likewise.
7164 * global.c: Likewise.
7165 * graph.c: Likewise.
7166 * local-alloc.c: Likewise.
7168 * optabs.c: Likewise.
7169 * profile.c: Likewise.
7170 * recog.c: Likewise.
7171 * regclass.c: Likewise.
7172 * regmove.c: Likewise.
7173 * reload.c: Likewise.
7174 * reorg.c: Likewise.
7175 * resource.c: Likewise.
7176 * sched.c: Likewise.
7177 * stupid.c: Likewise.
7178 * config/1750a/1750a.c: Likewise.
7179 * config/a29k/a29k.c: Likewise.
7180 * config/arc/arc.c: Likewise.
7181 * config/arm/arm.c: Likewise.
7182 * config/arm/thumb.c: Likewise.
7183 * config/c4x/c4x.c: Likewise.
7184 * config/clipper/clipper.c: Likewise.
7185 * config/convex/convex.c: Likewise.
7186 * config/fx80/fx80.c: Likewise.
7187 * config/i860/i860.c: Likewise.
7188 * config/m68k/m68k.c: Likewise.
7189 * config/m88k/m88k.c: Likewise.
7190 * config/mips/mips.c: Likewise.
7191 * config/pdp11/pdp11.c: Likewise.
7192 * config/pyr/pyr.c: Likewise.
7193 * config/romp/romp.c: Likewise.
7194 * config/sh/sh.c: Likewise.
7195 * config/tahoe/tahoe.c: Likewise.
7196 * config/vax/vax.c: Likewise.
7197 * config/we32k/we32k.c: Likewise.
7198 * config/sparc/sparc.c: Include "function.h".
7199 (mem_min_alignment): Test current_function rather than
7200 regno_pointer_align.
7201 * config/pa/pa.c: Likewise.
7202 (compute_frame_size): Delete declaration of
7203 current_function_outgoing_args_size.
7204 * config/arc/arc.h (current_function_varargs): Delete declaration.
7205 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
7207 * config/i370/i370.h (current_function_outgoing_args_size): Delete
7209 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
7210 current_function_uses_pic_offset_table.
7211 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
7212 of current_function_returns_pointer.
7213 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7214 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7215 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7216 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7217 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7218 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7219 * config/m88k/m88k.c: Include "function.h"
7220 (call_used_regs, current_function_pretend_args_size,
7221 current_function_outgoing_args_size, frame_pointer_needed): Delete
7223 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
7225 * config/mips/mips.h (current_function_calls_alloca): Delete
7227 * config/mn10200/mn10200.h (current_function_needs_context,
7228 rtx_equal_function_value_matters): Delete declarations.
7229 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
7230 flag_pic): Delete declarations.
7231 * config/pa/pa.h (current_function_pretend_args_size,
7232 current_function_decl): Delete declarations.
7233 * config/pa/som.h (current_function_varargs): Delete declaration.
7234 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
7236 * config/pyr/pyr.h (current_function_pretend_args_size,
7237 current_function_args_size, current_function_calls_alloca): Delete
7239 * config/sh/sh.h (current_function_varargs): Delete declaration.
7240 * config/sparc/sparc.h (current_function_outgoing_args_size,
7241 current_function_calls_alloca, current_function_decl): Delete
7243 * config/spur/spur.h (current_function_pretend_args_size,
7244 current_function_calls_alloca): Delete declarations.
7245 * config/v850/v850.c (current_function_outgoing_args_size): Delete
7247 * config/vax/vms.h (current_function_name): Delete declaration.
7248 * gcse.c: Include "function.h".
7249 (current_function_name, current_function_calls_setjmp): Delete
7251 * haifa-sched.c: Include "function.h".
7252 (forced_labels): Delete declaration.
7254 * reg-stack.c: Likewise.
7255 * reload1.c: Likewise.
7256 * genemit.c (main): Make generated file include function.h.
7257 * genoutput.c (output_prologue): Likewise.
7259 * builtins.c (saveregs_value, apply_args_value): Delete variables.
7260 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
7261 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
7262 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
7263 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
7264 macros for some of them.
7265 (emit_filename, emit_lineno): Delete declarations.
7266 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
7267 regno_pointer_* variables through current_function.
7268 (gen_inline_header_rtx): Delete function.
7269 (save_emit_status): Delete function.
7270 (set_new_last_label_num): New function.
7271 (clear_emit_caches): New function.
7272 (restore_emit_status): Just clear last_labelnum and call
7274 (get_last_insn_anywhere): Variable sequence_stack is now accessed
7275 through macro seq_stack.
7276 (add_insn_after): Likewise.
7277 (add_insn_before): Likewise.
7278 (remove_insn): Likewise.
7279 (pop_topmost_sequence): Likewise.
7280 (in_sequence_p): Likewise.
7281 (start_sequence_for_rtl_expr): Likewise.
7282 (start_sequence): Likewise, and likewise for
7283 sequence_rtl_expr/seq_rtl_expr.
7284 (push_topmost_sequence): Likewise.
7285 (end_sequence): Likewise.
7286 (init_virtual_regs): Now takes a "struct emit_status *" argument.
7287 All callers changed. Store into that pointer instead of globals.
7288 (init_emit): Allocate emit elt of current_function.
7289 Changes for sequence_rtl_expr/sequence_stack renaming.
7290 Call clear_emit_caches instead of doing it in-line.
7291 Access regno_pointer_* variables through current_function.
7292 (init_emit_once) Don't clear sequence_stack.
7294 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
7296 (arg_pointer_save_area): Delete declaration.
7297 (finish_expr_for_function): Renamed from init_queue; no longer static.
7298 (init_expr): Don't call init_queue.
7299 (save_expr_status, restore_expr_status): Delete functions.
7300 (expand_expr): Changes to reflect new layout of struct function.
7301 Don't access current_function_check_memory_usage when current_function
7303 * expr.h (forced_labels, save_expr_regs, saveregs_value,
7304 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
7305 current_function_outgoing_args_size, current_function_arg_offset_rtx,
7306 current_function_uses_const_pool, function_call_count,
7307 current_function_uses_pic_offset_table, nonlocal_labels,
7308 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
7309 current_function_check_memory_usage, nonlocal_goto_handler_slots,
7310 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
7312 (finish_expr_for_function): Declare.
7313 * flags.h (current_function_has_nonlocal_label,
7314 current_function_has_nonlocal_goto, current_function_is_thunk,
7315 current_function_has_computed_jump): Delete declarations.
7316 * flow.c (forced_labels): Delete declaration.
7317 * function.c (current_function_pops_args,
7318 current_function_returns_struct, current_function_returns_pcc_struct,
7319 current_function_needs_context, current_function_calls_setjmp,
7320 current_function_calls_longjmp, current_function_has_nonlocal_label,
7321 current_function_has_nonlocal_goto, current_function_is_thunk,
7322 current_function_has_computed_jump, current_function_calls_alloca,
7323 current_function_contains_functions, current_function_returns_pointer,
7324 current_function_epilogue_delay_list, current_function_args_size,
7325 current_function_pretend_args_size, current_function_arg_offset_rtx,
7326 current_function_outgoing_args_size, current_function_varargs,
7327 current_function_stdarg, current_function_args_info, cleanup_label,
7328 current_function_name, current_function_uses_const_pool,
7329 current_function_instrument_entry_exit, current_function_return_rtx,
7330 current_function_uses_pic_offset_table, nonlocal_labels,
7331 current_function_internal_arg_pointer, current_function_cannot_inline,
7332 current_function_check_memory_usage, function_call_count,
7333 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
7334 nonlocal_goto_stack_level, return_label, save_expr_regs,
7335 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
7336 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
7337 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
7338 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
7339 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
7341 (push_function_context_to): Don't save them. Don't call
7342 save_storage_status, save_emit_status or save_expr_status.
7343 (pop_function_context_from): Don't restore them. Don't call
7344 restore_storage_status or restore_expr_status.
7345 (get_func_frame_size): New function.
7346 (get_frame_size): Use it.
7347 (assign_outer_stack_local): Reflect some member name changes in struct
7349 (put_reg_into_stack): Likewise.
7350 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
7352 (fixup_var_refs): Likewise.
7353 (fix_lexical_addr): Likewise.
7354 (trampoline_address): Likewise.
7355 (prepare_function_start): Clear field inlinable of current_function.
7356 (init_function_for_compilation): New function.
7357 (expand_dummy_function_end): New function.
7358 (expand_function_end): Call finish_expr_for_function.
7359 * function.h (struct emit_status): New; fields moved here from struct
7360 function and from global variables. Add accessor macros for some of
7362 (struct expr_status): Likewise.
7363 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
7364 (struct function): Add fields expr and emit, inlinable, inl_emit,
7365 original_arg_vector, original_decl_initial, inl_last_parm_insn,
7366 inl_max_label_num. Add many comments.
7367 Add accessor macros for all elts of struct function that no longer
7368 have a global variable.
7369 (cleanup_label, return_label, frame_offset, tail_recursion_label,
7370 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
7371 stack_slot_list): Delete declarations.
7372 (get_func_frame_size): Declare.
7373 (save_expr_status, restore_expr_status, save_emit_status,
7374 save_storage_status, restore_storage_status): Delete declarations.
7375 (init_virtual_regs): Declare.
7376 * output.h (current_function_pops_args,
7377 current_function_returns_struct, current_function_returns_pcc_struct,
7378 current_function_needs_context, current_function_calls_setjmp,
7379 current_function_calls_longjmp, current_function_calls_alloca,
7380 current_function_has_nonlocal_label, current_function_varargs,
7381 current_function_has_computed_jump, current_function_returns_pointer,
7382 current_function_contains_functions, current_function_args_size,
7383 current_function_pretend_args_size, current_function_stdarg,
7384 current_function_outgoing_args_size, current_function_args_info,
7385 current_function_name, current_function_return_rtx,
7386 current_function_epilogue_delay_list,
7387 current_function_uses_const_pool, current_function_cannot_inline):
7388 Delete declarations.
7389 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
7390 regno_reg_rtx): Delete declaration.
7391 (REGNO_POINTER_FLAG): Delete macro.
7392 * stmt.c (expand_goto): Changes to reflect that some fields in struct
7393 function were renamed.
7394 * stor-layout.c (save_storage_status, restore_storage_status): Delete
7396 * toplev.c: Include "function.h".
7397 (current_function_decl): Delete declaration.
7398 (compile_file): Call init_dummy_function_start and
7399 expand_dummy_function_end around some initializations that need to
7401 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
7402 Call init_function_for_compilation.
7403 * unroll.c: Include "function.h"
7404 (unroll_loop): Access regno_pointer_* variables through
7407 * tree.h (struct tree_decl): Add elt f to saved_insns member.
7408 (DECL_SAVED_INSNS): use it.
7409 (expand_dummy_function_end): Declare.
7410 (init_function_for_compilation): Declare.
7411 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
7412 that it's no longer an INLINE_HEADER.
7413 (expand_call): Likewise.
7414 * integrate.c (finish_inline): Delete function.
7415 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
7416 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
7417 args. Don't generate an INLINE_HEADER rtx, just return the arg
7418 vector. All callers changed.
7419 (save_for_inline_copying): Create a duplicate struct emit_status to
7420 hold the emit state for compiling the current function. Use this and
7421 the other new fields in struct function that are for integration
7422 instead of an INLINE_HEADER.
7423 Use memcpy instead of bcopy.
7424 Store the current struct function in DECL_SAVED_INSNS of fndecl.
7425 (save_for_inline_nocopy): Similar changes, except no new emit_status
7427 (expand_inline_function): Get information from function structure,
7428 not from an inline header rtx.
7429 (output_inline_function): Lose code to extract the necessary
7430 information from an inline header; simply put back the function
7431 structure into current_function. Clear its inlinable elt.
7432 * rtl.def (INLINE_HEADER): Delete.
7433 * rtl.h: Delete all accessors for an INLINE_HEADER.
7434 (gen_inline_header_rtx): Delete declaration.
7435 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
7436 Delete declarations.
7437 (REGNO_POINTER_ALIGN): Delete.
7438 (clear_emit_caches): Declare.
7439 (set_new_last_label_num): Declare.
7441 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
7443 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
7445 * except.c (expand_eh_region_start_for_decl): Always start a new block.
7446 * stmt.c (is_eh_region): Make sure current_function is present, too.
7448 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
7450 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
7451 for 64bit PA targets.
7453 * pa.h (SELECT_SECTION): Define.
7454 * som.h (SELECT_SECTION): Delete.
7456 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7458 * alias.c (init_alias_analysis): Wrap call to
7459 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
7461 1999-08-07 Bruce Korb <autogen@linuxbox.com>
7463 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
7464 <sys/asm.h> contains an asm comment with an apostrophe
7465 * fixinc/inclhack.sh: regen
7466 * fixinc/fixincl.x: regen
7468 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
7470 * function.c (init_function_start): Clear prologue & epilogue.
7471 (prologue_epilogue_contains): New function.
7472 * alias.c (init_alias_analysis): Use it.
7473 * rtl.h (prologue_epilogue_contains): Declare it.
7475 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
7477 * jump.c (onlyjump_p): New function.
7478 * rtl.h: Declare it.
7479 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
7480 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
7482 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
7484 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
7485 to invert loops. Simplify block scanning.
7487 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7489 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
7490 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
7492 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
7494 * config/sparc/liteelf.h: New file to support sparclite-elf target
7495 * config/sparc/t-sp86x: New file to support sparc86x targets
7496 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
7497 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
7498 * configure.in: Support above target triplets
7499 * configure: Regenerated
7501 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
7503 * fixinc/server.c (server_setup): Do not prefix function used as
7506 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
7508 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
7509 Remove fp reg alternatives.
7511 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
7513 * Makefile.in (TAROUTOPTS): Kill.
7514 (install-headers-tar): Use "xpf" for tar headerfile extraction
7515 * i370/x-oe (TAROUTOPTS): Delete.
7516 * m68k/x-apollo68 (TAROUTOPTS): Delete.
7517 * m68k/x-hp320 (TAROUTOPTS): Delete.
7518 * m68k/x-hp320g (TAROUTOPTS): Delete.
7519 * gcc.texi: Update bug reporting text.
7521 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7523 * reg-stack.c (change_stack) Fixed problem with negative array index.
7525 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
7527 * extend.texi, install.texi: Fix spelling mistakes.
7529 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
7530 (s-attrtab); No longer try to use pre-made insn-attrtab file.
7531 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
7533 * mips/t-ecoff: Likewise.
7534 * mips/t-elf: Likewise.
7535 * mips/t-mips: Likewise.
7536 * mips/t-osfrose: Likewise.
7537 * mips/t-r3900: Likewise.
7538 * mips/t-svr3: Likewise.
7539 * mips/t-svr4: Likewise.
7540 * mips/t-ultrix: Likewise.
7542 * gcc.texi: Document recommend means to provide software floating
7543 point libraries in libgcc.a
7545 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
7547 * c-lex.c (yylex): We can have a number with no digits.
7549 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
7551 * jump.c (delete_prior_computation): New function, broken
7552 out of delete_computation. Check for side effects with
7553 side_effects_p instead of FIND_REG_INC_NOTE. Handle
7554 multi-word hard registers.
7555 (delete_computation): Use it. Check for side effects with
7556 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
7557 missing REG_DEAD note for a register which is both set and
7560 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
7562 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
7563 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
7564 (ASM_FILE_START): Import _mcount with the right type.
7565 (ASM_DECLARE_FUNCTION_NAME): Define.
7566 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7567 * pa.c (output_function_prologue): Always emit the function's label
7569 * pa.h (TEXT_SPACE_P): Define.
7570 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7571 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
7572 * som.h (TEXT_SPACE_P): Delete.
7573 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7574 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
7576 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
7578 * expr.c (emit_group_load): Allow src to be a CONCAT.
7580 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7582 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
7583 (___mulsi3): Use '!' comment character.
7585 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7587 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
7589 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
7591 * gcc.c: Update URLs and mail addresses.
7592 * gcc.texi: Likewise.
7594 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
7596 * rs6000.c (current_file_function_operand): Return zero for
7598 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
7600 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
7603 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
7605 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
7606 allocate space in the stack frame for the PIC register.
7608 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
7610 * m68k.md (xordi3, anddi3): These patterns are not available on
7613 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
7615 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
7616 (PUT_REAL): Likewise.
7618 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7620 * final.c (shorten_branches): Don't add an alignment for loops
7621 that have no label inside.
7623 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7625 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
7626 prototypes in macro HAVE_cmpstrsi.
7628 * cpplib.c (cpp_get_token): Remove unused label `op3'.
7630 * emit-rtl.c (operand_subword): Remove unused variable
7633 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
7635 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
7637 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
7639 * cpphash.c (macroexpand): Delete leading whitespace when arg
7640 is concatenated before.
7641 (unsafe_chars): Correct test for whether + and - can extend a
7644 * cppinit.c (cpp_start_read): Do dependencies for
7645 -include/-imacros files also.
7647 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
7648 tokenizing non-directive lines.
7649 (cpp_expand_to_buffer): Temporarily disable no-output mode.
7650 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
7653 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7655 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
7657 * c-lex.c: Sync with C++ frontend.
7658 (linemode): New variable.
7659 (parse_float): imag, conversion_errno, and type are output only.
7660 (yylex): Adjust. Move initial '.' case into main switch.
7662 (handle_generic_pragma): Just deal with tokens.
7663 (readescape): Use ISXDIGIT and ISGRAPH.
7664 * c-parse.in: Add END_OF_LINE token.
7666 * c-lex.c (lang_init): Generalize.
7667 (nextchar): Remove. Replace uses with UNGETC.
7668 (skip_white_space): Handle linemode here. Optimize for cpplib.
7669 (skip_white_space_on_line): Remove.
7670 (extend_token_buffer_to): New fn.
7671 (extend_token_buffer): Use it.
7672 (read_line_number, check_newline): Just deal with tokens.
7673 (token_getch, token_put_back): New fns.
7674 (yylex): Use them. More cpplib optimizations. Simplify.
7676 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7677 Jason Merrill <jason@yorick.cygnus.com>
7679 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
7680 (consume_string): Make this smart about USE_CPPLIB.
7681 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
7682 (yylex): Rewrite to be intelligent about USE_CPPLIB.
7683 Also, clean up cases where we redundantly set token_buffer[0].
7684 (read_line_number): New fn.
7685 (ignore_escape_flag): New variable.
7687 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
7689 * a29k/t-a29kbare: Fix some comments.
7690 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7691 (FPBIT, DPBIT): Define.
7692 * a29k/t-vx29k: Likewise.
7693 * arc/t-arc: Likewise.
7694 * arm/t-arm-elf: Likewise.
7695 * arm/t-bare: Likewise.
7696 * arm/t-pe: Likewise.
7697 * arm/t-pe-thumb: Likewise.
7698 * arm/t-semi: Likewise.
7699 * arm/t-thumb: Likewise.
7700 * arm/t-thumb-elf: Likewise.
7701 * arm/t-thumb-linux: Likewise.
7702 * h8300/t-h8300: Likewise.
7703 * i960/t-i960: Likewise.
7704 * i960/t-vxworks960: Likewise.
7705 * m32r/t-m32r: Likewise.
7706 * mips/t-ecoff: Likewise.
7707 * mips/t-elf: Likewise.
7708 * mips/t-r3900: Likewise.
7709 * pa/t-pro: Likewise.
7710 * rs6000/t-aix43: Likewise.
7711 * rs6000/t-beos: Likewise.
7712 * rs6000/t-newas: Likewise.
7713 * rs6000/t-ppccomm: Likewise.
7714 * rs6000/t-rs6000: Likewise.
7715 * rs6000/t-winnt: Likewise.
7716 * rs6000/t-xnewas: Likewise.
7717 * rs6000/t-xrs6000: Likewise.
7718 * sh/t-sh: Likewise.
7719 * sparc/t-elf: Likewise.
7720 * sparc/t-sparcbare: Likewise.
7721 * sparc/t-sparclite: Likewise.
7722 * sparc/t-splet: Likewise.
7723 * v850/t-v850: Likewise.
7724 * mn10200/t-mn10200: Fix comments.
7725 * mn10300/t-mn10300: Likewise.
7727 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
7728 dummy operand. Allocate a new pseudo for the dummy operand.
7729 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
7731 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
7733 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
7735 * configure: Rebuilt.
7736 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
7738 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
7740 * recog.c (preproces_constraints): Zero recog_op_alt before
7741 processing the constraints.
7743 * arm.c (typedef minipool_node): Renamed from pool_node.
7744 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
7745 (add_minipool_constant): New function.
7746 (dump_minipool): New function.
7747 (find_barrier): Remove special case for getting the insn size of
7748 an insn that references the constant pool.
7749 (minipool_fixup): New structure.
7750 (push_minipool_barrier): New function.
7751 (push_minipool_fix): New function.
7752 (note_invalid_constants): New function.
7753 (add_pool_constant, dump_table, fixit, broken_move): Delete.
7754 (arm_reorg): Rewrite code to fix up the constant pool into a
7755 series of mini-pools embedded in the insn stream.
7756 (arm_output_epilogue): New function, made mainly from the body
7757 of output_func_epilogue.
7758 (output_func_epilogue): Move insn generation part of epilogue code
7759 to arm_output_epilogue.
7760 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
7761 * arm.md (pool_range): New attribute.
7762 (zero_extendqidi2): Add attribute pool_range.
7763 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
7764 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
7765 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
7766 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
7767 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
7768 (epilogue): New expand.
7769 (epilogue_insn): New insn. Call arm_output_epilogue.
7771 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
7772 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
7774 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7776 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7778 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7780 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
7782 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
7784 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
7786 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
7788 * global.c: Fix comment.
7790 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
7792 * gcc.c (access_check): New static function.
7793 (find_a_file): Use it when searching a directory list.
7794 * collect2.c (find_a_file): Don't accept directories found when
7795 searching a directory list.
7797 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
7799 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
7800 function parameters with `&'.
7801 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
7803 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
7805 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
7806 or tidy_fallthru_edge if the last insn in the block is not
7807 an unconditional jump or a simple conditional jump.
7809 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7811 * Makefile.in (c-decl.o): Depends on defaults.h.
7813 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
7815 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
7817 (CLASS_MAX_NREGS): Likewise.
7819 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
7821 * cse.c (cse_insn): Fix dumb thinko in last change.
7823 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7825 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
7828 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
7830 * dwarf2out.c (add_location_or_const_value_attribute): Correct
7831 test for sizes of passed and declared parameter types.
7833 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7835 * fixincludes: Fix the return type of bsearch, char* -> void*.
7837 * fixinc/inclhack.def: Likewise.
7839 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
7841 * invoke.texi (-fdump-translation-unit): New option.
7843 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
7845 * expr.h (PROMOTE_PROTOTYPES): Move ...
7846 * defaults.h: ... to here.
7847 * c-decl.c: Include defaults.h instead of expr.h.
7848 * c-typeck.c: Include defaults.h.
7850 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
7852 * toplev.h (errorcount): Declare.
7853 (warningcount): Likewise.
7854 (sorrycount): Likewise.
7855 * c-lex.c (errorcount): Don't declare.
7856 * dwarf2out.c (errorcount): Don't declare.
7858 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
7860 * config/libgloss.h: Add a note discouraging use with ELF.
7861 * configure.in: Don't use libgloss.h for ELF targets.
7862 Always use_collect2 on a.out targets.
7864 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
7866 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
7867 (force_to_mode, case ASHIFTRT): Add shiftrt label.
7869 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7871 * loop.c (strength_reduce): When doing biv->giv conversion, update
7872 reg note of NEXT->insn.
7874 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7876 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
7878 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7880 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
7881 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
7882 Ensure expr.h is included.
7883 * c-typecheck.c (convert_arguments): Ditto.
7885 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
7887 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
7888 * config/convex/convex.h: Ditto.
7889 * config/dsp16xx/dsp16xx.h: Ditto.
7890 * config/fx80/fx80.h: Ditto.
7891 * config/gmicro/gmicro.h: Ditto.
7892 * config/i370/i370.h: Ditto.
7893 * config/i386/i386.h: Ditto.
7894 * config/m32r/m32r.h: Ditto.
7895 * config/m68k/m68k.h: Ditto.
7896 * config/m88k/m88k.h: Ditto.
7897 * config/mips/mips.h: Ditto.
7898 * config/pa/pa.h: Ditto.
7899 * config/pyr/pyr.h: Ditto.
7900 * config/tahoe/tahoe.h: Ditto.
7901 * config/we32k/we32k.h: Ditto.
7903 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
7906 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
7908 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
7911 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
7913 1999-08-02 Richard Henderson <rth@cygnus.com>
7915 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
7916 for the register spill block.
7918 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
7919 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
7921 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
7922 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
7923 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
7925 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7927 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
7928 MAX_WCHAR_TYPE defined in sparc.h.
7929 * config/sparc/linuxaout.h: Likewise.
7930 * config/sparc/linux64.h: Likewise.
7931 Also default to -mvis if CPU is UltraSPARC.
7933 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7935 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
7936 (RTX_OK_FOR_OLO10): Likewise.
7937 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
7938 %lo(), allow it in addresses...
7939 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
7940 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
7941 does not make sense.
7942 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
7943 (sparc_output_scratch_registers): New function.
7944 (output_function_prologue, sparc_flat_output_function_prologue): Use
7946 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
7948 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
7949 * configure.in: Add check for .register pseudo-op support in as and
7950 check for offsetable %lo().
7951 * acconfig.h: Add templates for the above checks.
7952 * configure: Regenerate.
7954 1999-08-02 Richard Henderson <rth@cygnus.com>
7956 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
7957 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
7958 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
7960 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7962 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7965 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7967 * config/float-sparc.h: New file.
7968 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
7969 sparc-*-linux-gnu and sparc64-*-linux*.
7971 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7973 * rs6000.c (rs6000_va_list): Type is an array.
7974 (rs6000_va_start): Don't doubly adjust for varargs.
7975 (rs6000_va_arg): Evaluate long long GPR adjustment.
7977 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
7979 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
7980 -maix64 and -maix32.
7981 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
7982 LINK_SPEC): Change appropriately.
7983 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
7984 (u_short_cint_operand): Likewise.
7985 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
7987 * rs6000/t-aix43 (MULTILIB): Change to -m64.
7989 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
7991 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
7993 * rs6000/rs6000.c (num_insns_constant_wide): Correct
7995 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
7996 (non_add_cint_operand): Likewise.
7997 (logical_operand): Likewise.
7998 (non_logical_cint_operand): Likewise.
7999 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
8000 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
8001 (rs6000_select_rtx_section): Suppress warning.
8002 (small_data_operand): Suppress warning.
8003 (rs6000_got_register): Suppress warning.
8004 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
8005 type, so `J' is generally the wrong constraint for a SImode value;
8007 (andsi3_internal2): Likewise.
8008 (andsi3_internal3): Likewise.
8009 (iorsi3_internal1): Likewise.
8010 (xorsi3_internal1): Likewise.
8012 (movsf_softfloat): Likewise.
8013 (scc insns): Likewise.
8014 (movsi+2): Preserve sign bits of SImode constant.
8015 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
8016 (movdf+1): Sign-extend properly.
8017 (movdi_32+1): Sign-extend properly.
8018 (scc insns): Sign-extend properly.
8020 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
8023 1999-08-02 Richard Henderson <rth@cygnus.com>
8025 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
8027 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
8028 * alpha.md (all fp insns): Likewise.
8030 1999-08-02 Nick Clifton <nickc@cygnus.com>
8032 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
8035 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
8037 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
8038 pic_load_label generator directly.
8039 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
8040 No longer a named pattern.
8042 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
8044 * explow.c (force_reg): Call force_operand if X does not
8045 satisfy general_operand.
8047 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8049 * fix-header.c (main): When testing for CONTINUED, use string
8050 equality, not pointer equality.
8052 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8054 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8056 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8058 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8059 that has become an unconditional jump.
8061 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8062 (output_function_epilogue): Similarly.
8064 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8066 * tree.h (init_dummy_function_start): Declare.
8068 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8070 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8071 last_expr_type, last_expr_value, block_start_count, block_stack,
8072 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8073 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8074 dynamically in stmt elt of struct function for each function.
8075 (struct nesting): Rename function_call_count elt to n_function_calls,
8076 target_temp_slot_level to block_target_temp_slot_level. All users
8078 (struct stmt_status): New structure definition.
8079 Add many accessor macros for stmt_status elements which previously
8080 were global variables.
8081 (init_stmt_for_function): Allocate stmt elt for current_function.
8082 Reflect that block_start_count was renamed to
8083 current_block_start_count.
8084 (save_stmt_status, restore_stmt_status): Delete functions.
8085 (preserve_subexpressions_p): Don't access loop_stack when outside
8087 (expand_start_bindings): Reflect that block_start_count was renamed to
8088 current_block_start_count.
8089 (expand_fixup): Likewise.
8090 (expand_decl): Don't access block_stack when outside a function.
8091 (expand_decl_cleanup): Likewise.
8092 (expand_dcc_cleanup): Likewise.
8093 (expand_dhc_cleanup): Likewise.
8094 (expand_anon_union_decl): Likewise.
8095 (set_file_and_line_for_stmt): New function.
8096 (in_control_zone_p): New function.
8098 * function.h (struct function): Add new elt stmt.
8099 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8100 case_stack, nesting_stack, nesting_depth, block_start_count,
8101 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8102 emit_lineno, goto_fixup_chain.
8103 (save_eh_status, restore_eh_status, save_stmt_status,
8104 restore_stmt_status): Delete declarations.
8105 * function.c (push_function_context_to): Don't call save_stmt_status.
8106 (pop_function_context_to): Don't call restore_stmt_status.
8107 * tree.h (in_control_zone_p): Declare.
8108 * rtl.h (set_file_and_line_for_stmt): Declare.
8110 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8111 call set_file_and_line_for_stmt.
8113 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8115 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8116 Also update copyright.
8118 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8120 * c-pragma.c: Don't include "except.h".
8121 * emit-rtl.c: Likewise.
8122 * stor-layout.c: Likewise.
8124 * varasm.c: Likewise.
8126 * flow.c: Include "function.h".
8127 * tree.h (init_dummy_function_start): Declare new function.
8129 * except.h (struct eh_status): New structure.
8130 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8132 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8133 catch_clauses, false_label_stack, caught_return_label_stack,
8134 protect_list, current_function_ehc): Add accessor macros for the
8135 corresponding fields in current_function->eh; delete declarations
8136 for all items that used to be declared here.
8137 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8138 catch_clauses, false_label_stack, caught_return_label_stack,
8139 protect_list, current_function_ehc): Delete variables.
8140 (init_eh_for_function): Allocate current_function->eh.
8141 (save_eh_status, restore_eh_status): Delete functions.
8143 * function.h (struct function): Add fields next_global and eh.
8144 Delete all exception handling related fields.
8145 * function.c (current_function): New variable.
8146 (all_functions): New variable.
8147 (push_function_context_to): Don't allocate a struct function,
8148 use current_function instead. Call init_dummy_function_start when
8149 outside a function. Clear current_function before returning.
8150 (pop_function_context_from): Restore current_function.
8151 Don't free the restored struct function.
8152 (prepare_function_start): New function.
8153 (init_dummy_function_start): New function.
8154 (init_function_start): Break out some code into prepare_function_start
8157 * stmt.c (save_stmt_status): Don't call save_eh_status.
8158 (restore_stmt_status): Don't call restore_eh_status.
8160 * Makefile.in: Update dependencies.
8162 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8164 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8165 of depending on a magic constant value. Update comments.
8166 (hppa_expand_prologue): Similarly.
8168 * pa.md (reload_indi, reload_outdi): Allow any register for the
8169 original reload register.
8171 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8173 * cccp.c (print_help): Change marcos to macros.
8175 1999-07-30 Richard Henderson <rth@cygnus.com>
8177 * c-typeck.c (initializer_constant_valid_p): Move ...
8178 * c-common.c (initializer_constant_valid_p): ... here. Use
8179 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8181 * c-common.h (initializer_constant_valid_p): Declare.
8182 * c-tree.h (initializer_constant_valid_p): Remove.
8184 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8186 * config/i386/sol2-c1.asm: Align the stack.
8187 * config/i386/sol2-gc1.asm: Likewise.
8189 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8191 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8192 -Asparclite for sparc86x.
8193 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8195 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8197 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8199 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8200 the user if using the non-default arch size in BI_ARCH configuration.
8201 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8203 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
8204 Fix patterns so that they actually match.
8205 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
8206 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
8207 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
8209 (mulsidi3): Reflect this in the expand.
8210 (smulsi3_highpart): Only on TARGET_ARCH32.
8211 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
8212 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
8213 (umulsidi3): Reflect this in the expand.
8214 (umulsi3_highpart): Only on TARGET_ARCH32.
8215 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
8216 don't require g0 to be zero.
8217 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
8218 ({,u}divsi3): New expands.
8219 ({,u}divsi3_sp64): New patterns.
8220 (after lshrdi3_v8plus): Four new patterns to help combiner
8221 optimizing nested mixed mode shifts.
8223 * config/sparc/sparc.c (sparc_override_options): Use deprecated
8224 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
8225 speed things up. Don't use them by default on plain v9 in 64bit
8226 mode, according to what SPAMv9 sais.
8228 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
8229 top 32 bits of %[og][0-7] in signal handlers.
8230 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
8232 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
8234 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
8235 (ashlsi3): Corresponding changes.
8237 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
8239 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
8241 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
8243 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8245 * arm.h (Hint): Delete macro.
8246 Substitute HOST_WIDE_INT for Hint in some prototypes.
8247 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
8249 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
8251 * builtins.c (expand_builtin_setjmp): Use force_operand to
8252 make sure that the buffer address is in a suitable form to be
8253 passed to force_reg.
8255 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
8257 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
8260 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
8262 * pa.md (indirect_jump): Remove mode from match_operand. Verify
8263 proper mode in the condition string.
8264 (icacheflush, dcacheflush): Remove modes from match_operands.
8266 * pa.c (emit_move_sequence): Always convert scratch_reg to the
8267 proper mode before using it.
8269 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
8272 * pa.c (store_reg): Do not call add_high_const generator directly.
8273 (load_reg, set_reg_plus_d): Likewise.
8274 * pa.md (add_high_const): No longer a named pattern.
8276 * pa.c (legitimize_address): Consistently use Pmode rather than
8277 SImode. Do not call gen_pic2_highpart directly anymore.
8278 * pa.md (pic2_highpart): No longer a named pattern.
8279 (pic2_lo_sum): Similarly. Reformat to make more readable.
8281 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
8286 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8288 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
8290 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
8292 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
8293 and tag the spill mems.
8294 (hppa_va_start): New.
8296 * pa.h (EXPAND_BUILTIN_VA_START): New.
8297 (EXPAND_BUILTIN_VA_ARG): New.
8299 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
8301 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
8302 and tag the spill mems.
8303 (mn10300_va_start): New.
8304 (mn10300_va_arg): New.
8305 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
8306 (EXPAND_BUILTIN_VA_ARG): New.
8308 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
8310 * mn10200.c (mn10200_va_arg): New.
8311 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
8313 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
8315 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
8316 rather than play with TREE_INT_CST_LOW.
8318 1999-07-27 Philip Blundell <pb@nexus.co.uk>
8320 * config/arm/telf.h: Include dbxelf.h.
8321 (CPP_PREDEFINES): Only define if not already defined.
8322 (ASM_IDENTIFY_GCC): Likewise.
8323 (SUBTARGET_EXTRA_SECTIONS): Likewise.
8324 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
8325 * config/arm/thumb.h (LINK_SPEC): Only define if not already
8327 (DBX_DEBUGGING_INFO): Don't define.
8328 * config/arm/linux-telf.h: New file.
8329 * config/arm/linux-tgas.h: New file.
8330 * config/arm/t-thumb-linux: New file.
8331 * config/arm/uclinux-elf.h: New file.
8332 * config/arm/uclinux-telf.h: New file.
8333 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
8334 thumb-*-uclinux): New targets.
8335 * configure: Regenerate.
8337 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
8339 * pa.md (post_store, pre_load): New expanders.
8340 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
8341 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
8342 need to directly generate RTL for them.
8343 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
8346 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
8348 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
8349 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
8350 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
8351 (secndary_reload_class): Make TARGET_ELF conditional compile.
8352 (print_operand_address): Similar.
8353 (output_toc): Print all values as hex.
8354 (get_issue_rate): Rearrange and add RS64A and PPC630.
8355 * rs6000.h (processor_type): Add RS64A and PPC630.
8356 (PROCESSOR_POWERPC64): New.
8357 (PROMOTE_MODE): Use word_mode.
8358 (RTX_COSTS): Add RS64A and PPC630.
8359 * rs6000.md (scheduling information): Add lmul and ldiv
8360 representing 64-bit integer multiply and divide. Add rs64a and
8362 (ashldi3): Add support for "rldic" instruction.
8363 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
8365 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
8367 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
8368 instead of V8 for sparclite86x in cpu_table.
8370 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8372 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
8373 output_file_directive.
8375 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
8377 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
8378 tree for op1, not the rtl.
8380 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
8382 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
8383 to m88k_va_start, leaving only the register spill.
8384 (m88k_build_va_list): New.
8385 (m88k_va_start): New.
8387 * m88k.h (BUILD_VA_LIST_TYPE): New.
8388 (EXPAND_BUILTIN_VA_START): New.
8389 (EXPAND_BUILTIN_VA_ARG): New.
8391 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
8393 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
8394 Rename from expand_builtin_saveregs.
8395 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
8397 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
8399 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
8400 for the register spill block.
8401 (i960_build_va_list): New.
8402 (i960_va_start): New.
8404 * i960.h (BUILD_VA_LIST_TYPE): New.
8405 (EXPAND_BUILTIN_VA_START): New.
8406 (EXPAND_BUILTIN_VA_ARG): New.
8407 * i960.md (store_multiple): Use change_address on individul mems.
8409 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
8411 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
8413 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
8414 (expand_builtin_va_end): Evaluate arg for side effects.
8415 * c-common.c (c_common_nodes_and_builtins): Construct a
8416 va_list_arg_type_node to handle array decomposition to pointer.
8418 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
8420 * except.c (start_dynamic_cleanup): Use force_operand on the
8423 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
8425 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
8426 * c4x.c (c4x_va_arg): New.
8428 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
8430 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
8433 1999-07-26 Nathan Sidwell <nathan@acm.org>
8435 * eh-common.h (__eh_matcher): Prototype correctly.
8437 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
8439 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
8440 (TARGET_SINGLE_PIC_BASE): Likewise.
8441 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
8443 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
8444 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
8445 (TARGET_OPTIONS): Add -mpic-register=N.
8446 (OUTPUT_INT_ADDR_CONST): New macro.
8447 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
8448 LEGITIMATE_PIC_OPERAND_P): Likewise.
8449 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
8450 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
8451 output_addr_const directly.
8452 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
8454 (thumb_pic_register, thumb_pic_register_string): Declare.
8456 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
8458 (label_mentioned_p): New function: Imported from arm.c.
8459 (legitimize_pic_address): New function: Imported from arm.c.
8460 (is_pic):New function: Imported from arm.c.
8461 (thumb_finalize_pic):New function: Imported from arm.c.
8462 (add_constant): Cope with PIC constants.
8463 (fixit): Cope with PIC constants.
8464 (output_return): Do not treat the PIC register as live if
8465 TARGET_SINGLE_PIC_BASE is true.
8466 (thumb_function_prologue): Do not treat the PIC register as live if
8467 TARGET_SINGLE_PIC_BASE is true.
8468 (thumb_expand_prologue): Do not treat the PIC register as live if
8469 TARGET_SINGLE_PIC_BASE is true.
8470 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
8471 TARGET_SINGLE_PIC_BASE is true.
8472 (thumb_print_operand): Accept '|'.
8473 (thumb_override_options): Process PIC options.
8475 * config/arm/thumb.md (movsi): Support PIC.
8476 (call_insn): Change "i" constraint to "X".
8477 (call_value_insn): Likewise.
8478 (consttable_4, consttable_8, consttable_end): Set and clear
8479 "making_const_table" as appropriate.
8480 (pic_load_addr, pic_add_dot_plus_four): New insns.
8482 * invoke.texi (Thumb Options): Fix spelling. Document new
8483 options -msingle-pic-base and -mpic-register=.
8485 1999-07-26 Andrew Haley <aph@cygnus.com>
8487 * config/m32r/initfini.c (__init): Use a full word immediate for
8488 __fini: this allows it to be placed in any memory region.
8490 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
8491 -mmodel=medium. This is OK for all memory models.
8493 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
8495 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
8496 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
8498 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
8500 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
8503 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
8505 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
8507 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
8508 (BUILD_VA_LIST_TYPE): New.
8509 (EXPAND_BUILTIN_VA_START): New.
8510 (EXPAND_BUILTIN_VA_ARG): New.
8511 * i860.c (output_delayed_branch): Disable.
8512 (output_delay_insn): Likewise.
8513 (i860_saveregs): New.
8514 (i860_build_va_list): New.
8515 (i860_va_start): New.
8517 * i860.md: Disable all peepholes using output_delayed_branch.
8518 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
8520 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
8522 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
8523 (BUILD_VA_LIST_TYPE): New.
8524 (EXPAND_BUILTIN_VA_START): New.
8525 (EXPAND_BUILTIN_VA_ARG): New.
8526 * clipper.c (clipper_builtin_saveregs): Only dump registers.
8527 Return the address of the save area.
8528 (clipper_build_va_list): New.
8529 (clipper_va_start): New.
8530 (clipper_va_arg): New.
8532 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
8534 * arc.h (EXPAND_BUILTIN_VA_START): New.
8535 (EXPAND_BUILTIN_VA_ARG): New.
8536 * arc.c (arc_setup_incoming_varargs): Set alias set of
8538 (arc_va_start): New.
8541 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
8543 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
8544 (BUILD_VA_LIST_TYPE): New.
8545 (EXPAND_BUILTIN_VA_START): New.
8546 (EXPAND_BUILTIN_VA_ARG): New.
8547 * alpha.c (alpha_builtin_saveregs): Delete.
8548 (alpha_build_va_list): New.
8549 (alpha_va_start): New.
8550 (alpha_va_arg): New.
8552 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
8554 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
8556 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
8557 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
8559 * gcc.texi: More changes related to list conversion.
8560 * invoke.texi: Likewise.
8562 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
8564 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
8565 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
8566 (expand_builtin_next_arg): Accept ARGLIST not EXP.
8567 (stabilize_va_list): New function.
8568 (std_expand_builtin_va_start): New function.
8569 (expand_builtin_va_start): New function.
8570 (get_varargs_alias_set): New function.
8571 (std_expand_builtin_va_arg): New function.
8572 (expand_builtin_va_arg): New function.
8573 (expand_builtin_va_end): New function.
8574 (expand_builtin_va_copy): New function.
8575 (expand_builtin): Call them.
8576 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
8577 __builtin_{varargs_start,stdarg_start,end,copy}.
8578 (build_va_arg): New function.
8579 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
8580 (build_va_arg): Declare.
8581 * c-decl.c (ptr_type_node, va_list_type_node): New.
8582 * c-parse.gperf (__builtin_va_arg): New.
8583 * c-parse.in (VA_ARG): New token.
8584 (unary_expr): Recognize it.
8585 * expr.c (expand_expr): Expand VA_ARG_EXPR.
8586 * expr.h (std_expand_builtin_va_start): Declare.
8587 (std_expand_builtin_va_arg): Declare.
8588 (expand_builtin_va_arg): Declare.
8589 (get_varargs_alias_set): Declare.
8590 * tree.def (VA_ARG_EXPR): New.
8591 * tree.h (BUILT_IN_VARARGS_START): New.
8592 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
8593 (ptr_type_node, va_list_type_node): Declare.
8594 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
8595 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
8596 * m88k.h, m88k.c: Likewise.
8597 * mn10300.h, mn10300.c: Likewise.
8598 * pa.h, pa.c: Likewise.
8599 * rs6000.h, rs6000.c: Likewise.
8600 * sh.h, sh.c: Likewise.
8601 * sparc.h, sparc.c: Likewise.
8603 * emit-rtl.c (operand_subword): Copy alias set.
8604 (change_address): Likewise.
8606 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
8608 * pa.c (compute_frame_size): Scan all the used callee saved registers,
8609 not just the first one.
8611 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
8613 * config/arm/arm.h (TARGET_SWITCHES): Add
8614 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
8615 (TARGET_OPTIONS): Add -mpic-register=.
8616 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
8617 (arm_pic_register_string): Declare.
8618 (NEED_PLT_GOT): Delete, replace with ...
8619 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
8620 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
8621 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
8622 * config/arm/arm.c (arm_override_options): Add new option
8624 (arm_pic_register_string): New variable.
8625 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
8626 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
8627 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
8628 (output_return_instruction): Likewise.
8629 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
8630 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
8631 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
8633 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
8634 mention of -msched-prolog. Document new options -msingle-pic-base
8635 and -mpic-register=.
8637 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
8639 * haifa-sched.c (reemit_notes): Tidy.
8640 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
8643 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
8645 * explow.c (trunc_int_for_mode): New function.
8646 (plus_constant_wide): Use it.
8647 * combine.c (simplify_and_const_int): Likewise.
8648 (merge_outer_ops): Likewise.
8649 (simplify_shift_const): Likewise.
8650 * cse.c (simplify_unary_operation): Likewise.
8651 (simplify_binary_operation): Likewise.
8652 * emit-rtl.c (operand_subword): Likewise.
8653 * rtl.h: Declare it.
8655 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8657 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
8658 (use NUM_REGS instead of NUM_INTS).
8660 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8662 * builtins.c: New file.
8663 * expr.c (saveregs_value, apply_args_value): Delete definition,
8664 moved into builtins.c.
8665 (string_constant): No longer static.
8666 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
8667 apply_args_size, apply_result_size, result_vector,
8668 expand_builtin_apply_args, expand_builtin_apply,
8669 expand_builtin_return): Delete functions, moved into builtins.c.
8670 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
8671 * expr.h (saveregs_value, apply_args_value): Declare variables.
8672 (expand_builtin, string_constant): Declare functions.
8673 * Makefile.in: Update to build builtin.o.
8675 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
8677 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
8678 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
8679 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
8680 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
8682 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
8685 1999-07-21 Michael Meissner <meissner@cygnus.com>
8687 * print-rtl.c (print_rtx): Print the names of the virtual
8690 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
8692 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
8693 introduced in previous delta.
8695 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8697 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
8698 to avoid name clash.
8700 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8702 * c-lex.c (yylex) : Correct the test for overflow when lexing
8705 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
8707 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
8708 (adjust_priority): Always call ADJUST_PRIORITY.
8709 (schedule_insn): Only put insns into the ready at cost 0.
8710 (schedule_block): Remove redundant initial sort. Give clock_var
8711 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
8713 * tm.texi (MD_SCHED_REORDER): Update docs.
8715 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
8716 * sparc.c (ultra_reorder_called_this_block): Delete.
8717 (ultrasparc_sched_init): Don't set it.
8718 (ultrasparc_sched_reorder): Don't check it.
8720 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
8722 * rs6000.h (struct rs6000_args): Add sysv_gregno.
8723 * rs6000.c (init_cumulative_args): Init sysv_gregno.
8724 (function_arg_boundary): Align DFmode.
8725 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
8726 to get fp reg and stack overflow correct.
8727 (function_arg): Likewise.
8728 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
8729 (setup_incoming_varargs): Restructure for ABI_V4; use
8730 function_arg_advance to skip final named argument.
8731 (expand_builtin_saveregs): Properly unskip the last integer arg
8732 when doing varargs. Adjust overflow location calculation.
8734 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
8735 explicitly unsigned.
8736 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
8737 (__VA_GP_REGSAVE): Similarly.
8738 (__va_longlong_p): Delete.
8739 (__va_arg_type_violation): New declaration.
8740 (va_arg): Restructure. Flag promotion errors. Align double.
8741 TFmode passed by reference.
8743 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
8744 in the HOST_BITS_PER_WIDE_INT > 32 case.
8746 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
8748 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
8750 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
8752 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
8753 * toplev.c (documented_lang_options): Add -fpreprocessed.
8754 * cpplib.h (struct cpp_buffer): Add preprocessed.
8755 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
8756 (cpp_start_read): Don't expand macros or emit an initial #line
8757 directive if -fpreprocessed.
8759 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8761 * cpplib.h (struct cpp_buffer): Added manual_pop for
8762 better C++ tokenization.
8763 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
8764 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
8765 * c-common.c (cpp_token): Make non-static.
8767 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8769 * c-common.h: New file.
8770 * c-common.c (permanent_obstack): Delete unused declaration.
8771 (c_global_trees): New array.
8772 (c_common_nodes_and_builtins): New function; split off common code
8773 from init_decl_processing in both c-decl.c and cp/decl.c.
8774 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
8775 c_global_trees and accessor macros defined in c-common.h.
8777 * c-decl.c: Delete definitions for tree nodes that were replaced by
8779 (init_decl_processing): Build void_list_node.
8780 Call c_common_nodes_and_builtins; delete code to generate the common
8782 * objc/objc-act.c (build_module_descriptor): Rename variable
8783 void_list_node to avoid clash with c-common.h.
8785 * Makefile.in: Update dependencies.
8786 * objc/Make-lang.in: Likewise.
8788 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
8790 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
8791 (UNIQUE_SECTION_P): Likewise.
8792 (UNIQUE_SECTION): Likewise.
8794 1999-07-19 Linas Vepstas <linas@linas.org>
8796 * config/i370/README: New file.
8797 * config/i370/linux.h: New file.
8798 * config/i370/mvs.h: New file.
8799 * config/i370/oe.h: New file.
8800 * config/i370/t-linux: New file.
8801 * config/i370/t-mvs: New file.
8802 * config/i370/t-oe: New file.
8803 * config/i370/x-oe: New file.
8804 * config/i370/xm-linux.h: New file.
8805 * config/i370/xm-mvs.h: New file.
8806 * config/i370/xm-oe.h: New file.
8808 * i370.c (label_node_t): Add first_ref_page, label_addr,
8809 label_first_ref, label_last_ref members.
8810 (mvs_need_base_reload): Renamed from mvs_label_emitted.
8811 (MAX_MVS_LABEL_SIZE): Define.
8812 (MAX_LONG_LABEL_SIZE): Define.
8813 (alias_node_t, alias_anchor, alias_number): New.
8814 (mvs_function_table): Reorder for EBCDIC.
8815 (ascebc, ebcasc): Unconditionally define.
8816 (i370_branch_dest, i370_branch_length): New functions.
8817 (i370_short_branch, i370_label_scan): New functions.
8818 (mvs_get_label): Renamed from mvs_add_label. Search for
8819 an existing label before creating a new one.
8820 (mvs_add_label): New function.
8821 (mvs_get_label_page): New function.
8822 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
8823 over the entire list.
8824 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
8825 (mvs_check_page) [TARGET_ELF_ABI]: New function.
8826 (mvs_add_alias, mvs_need_alias): New functions.
8827 (mvs_get_alias, mvs_check_alias): New functions.
8828 (handle_pragma): New function.
8829 (mvs_function_check): New function.
8830 (unsigned_jump_follows_p): Search harder.
8831 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
8832 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
8833 * i370.h (TARGET_VERSION): Delete.
8834 (CPP_SPEC, CPP_PREDEFINES): Delete.
8835 (mvs_label_emitted): Delete.
8836 (TARGET_EBCDIC): Delete.
8837 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
8838 (HANDLE_PRAGMA): Define.
8839 (HARD_REGNO_NREGS): Handle complex modes.
8840 (HARD_REGNO_MODE_OK): Likewise.
8841 (CLASS_MAX_NREGS): Likewise.
8842 (RET_REG): Likewise.
8843 (EXTRA_CONSTRAINT): Define.
8844 (RETURN_IN_MEMORY): True for DImode.
8845 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
8846 (FUNCTION_PROFILER): Delete.
8847 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
8848 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
8849 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
8850 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
8851 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
8852 (ASM_FILE_START): Add "RMODE ANY".
8853 (ASM_OUTPUT_EXTERNAL): Check for aliases.
8854 (ASM_GLOBALIZE_LABEL): Likewise.
8855 (ASM_OUTPUT_LABELREF): Likewise.
8856 (ASM_OUTPUT_COMMON): Likewise.
8857 (PRINT_OPERAND): Handle 'K', 'W', default.
8858 (PRINT_OPERAND_ADDRESS): New.
8859 (Lots of defines): Add support for TARGET_ELF_ABI.
8860 * i370.md (attr length): New. Define for all patterns.
8861 (*): Lots of tweeks to assembly output and constraints.
8863 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
8865 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
8866 Disable patterns performing SImode comparisons with SImode values
8867 if TARGET_POWERPC64 and instruction does not sign-extend or does
8868 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
8869 differ for signed quantities.
8870 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
8871 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
8872 (decrement_and_branch_on_count): Add 64-bit variant.
8874 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8876 * final.c (output_asm_insn): When searching for the matching string
8877 for a given dialect, don't run past the end of the list of
8878 alternatives if there are fewer alternatives in the template than
8881 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
8883 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
8884 Removed paragraph about compression of files and size limitation,
8885 duplicated in the FAQ. Use gcc-patches for posting patches.
8886 * gcc.c (main): Updated URL with bug reporting instructions to
8887 gcc.gnu.org. Removed e-mail address.
8888 * system.h (abort): Likewise.
8890 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8892 * Makefile.in (stmp-multilib-sub): Make the files extracted
8893 from $(LIBGCC1) writable.
8895 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
8897 * config/arm/aout.h: Reformat for improved readability.
8899 * config/arm/arm.h: Reformat for improved readability.
8900 Replace uses of fprintf with asm_fprintf where appropriate.
8901 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
8902 function declaration assembler actions.
8903 (NUM_INTS): New macro: Convert from bytes to words.
8904 (NUM_REGS): New macro: Compute number of registers required to
8905 hold a quanitity of tyep MODE.
8906 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
8908 (NUM_ARG_REGS): New macro: The number of argument registers
8910 (ARG_REGISTER): New macro: Compute the register number of the Nth
8912 (LAST_ARG_REGNUM): New macro: The number of the last argument
8914 (SP_REGNUM): New macro: Register number of the stack pointer.
8915 (FP_REGNUM): New macro: Register number of the frame pointer.
8916 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
8917 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
8918 CUMULATIVE_ARGS so that it counts registers not bytes.
8920 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
8922 Replace uses of fprintf with asm_fprintf where appropriate.
8923 (output_ascii_pseudo_op): Replace with version from thumb.c
8925 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
8927 * config/arm/elf.h (CPP_PREDEFINES): Replace with
8929 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
8930 (ASM_FILE_START): Emit ASM_APP_OFF.
8932 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
8934 * pa.c (compute_frame_size): Round frame according to
8935 STACK_BOUNDARY rather than a hardwired value.
8937 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
8939 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
8941 * configure: Rebuilt.
8943 * configure.in (hppa*-*-linux*): New configuration.
8944 * configure: Rebuilt.
8945 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
8946 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
8947 * pa/pa-linux.h: New file.
8948 * pa/t-linux: New file.
8949 * pa/xm-linux.h: New file.
8951 * pa.c (hppa_legitimize_address): Change references from SImode to
8952 either Pmode or word_mode as appropriate.
8953 (emit_move_sequence, store_reg, load_reg): Likewise.
8954 (set_reg_plus_d, hppa_expand_prologue): Likewise.
8955 (output_mul_insn): Likewise.
8956 * pa.h (PROMOTE_MODE): Likewise.
8957 (INITIALZE_TRAMPOLINE): Likewise.
8958 (Pmode): Define to word_mode.
8960 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
8961 value of 4. Allocate 8 bytes for each FP register save.
8962 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
8964 (hppa_expand_prologue): Likewise.
8965 * pa.h (PROMOTE_MODE): Likewise.
8966 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
8967 (FUNCTION_ARG_BOUNDARY): Likewise.
8969 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
8971 * pa.c (out_of_line_prologue_epilogue): Delete.
8972 (override_options): Remove -mspace related code.
8973 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
8974 (compute_frame_size): Only allocate space for register that
8975 actually need to be saved.
8976 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
8977 (TARGET_SWITCHES): Remove -mspace, -mno-space
8978 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
8979 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
8980 * pa/ee.asm, pa/ee_fp.asm: Delete.
8982 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
8984 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
8985 directive in column zero.
8987 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
8989 * m68k.c (output_function_prologue): Fix computation of save mask
8990 when generating PIC code.
8992 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
8994 * tree.c (build_type_attribute_variant): Move current_obstack restore
8995 after build_qualified_type call.
8997 1999-07-15 Mark Mitchell <mark@codesourcery.com>
8999 * configure.in: Use t-iris6, even with GNU LD.
9000 * config/mips/iris6gld.h: Fix typo in linker spec.
9001 * config/mips/t-iris6gld: Remove.
9003 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
9005 * rs6000.md (insv, extzv): Remove SImode dependence in named
9006 patterns. Explicitly generate DImode RTL if PowerPC64 and
9008 (insvdi): Reverse start and size in instruction template.
9010 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
9012 * invoke.texi: Typo fixes.
9014 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
9016 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
9017 handle at this time instead of silently generating incorrect code.
9018 (gen_imagpart): Likewise.
9020 * reload.c (find_reloads): Emit a USE for a pseudo register without
9021 a hard register if we could not create an optional reload for the
9024 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9026 * c-typeck.c (output_init_element, process_init_element):
9027 When advancing constructor_unfilled_fields for a RECORD_TYPE,
9028 check for nameless bit fields.
9030 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
9032 * regclass.c (scan_one_insn): Notice subregs that change the
9033 size of their operand.
9034 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
9036 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
9038 * configure.in (alpha*-*-*): Include alpha/t-ieee.
9039 * configure: Rebuilt.
9040 * alpha/t-ieee: New file.
9042 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
9044 * rs6000.c (find_addr_reg): Do not select r0 as an address
9047 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9049 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9051 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9053 * rs6000.md (movsf): Do not force easy FP constants into memory.
9055 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9056 immed_double_const to ensure they are properly truncated then
9059 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9061 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9062 always unless NO_DEBUG is used. Compile this code
9064 (replace_symbols_in_block): Compile it unconditionally.
9066 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9068 * configure.in (i?86-*-elf*): New target.
9069 * configure: Rebuilt.
9070 * i386/i386elf.h, i386/t-i386elf: New files.
9072 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9074 * toplev.c (main): Don't complain about saying -gdwarf.
9075 (rest_of_compilation): Remove redundant code.
9077 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9079 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9081 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9083 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9084 "Li960R:", to avoid name clash.
9086 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9088 * loop.c (check_dbra_loop): When reversing a loop, delete all
9089 REG_EQUAL notes referencing the reversed biv except those which are
9090 for a giv based on it.
9092 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9094 * version.c: Drop "gcc-" prefix from version #.
9096 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9098 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9099 the label if we're being verbose.
9101 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9103 * m68k.c (output_function_prologue): Add pic register to mask
9104 if live and flag_pic.
9105 (output_function_epilogue): Likewise.
9107 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9109 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9110 directives in column zero.
9112 * pa/elf.h (ASM_FILE_START): Define.
9113 * pa/som.h (ASM_FILE_START): Include .level directives.
9114 * pa/hpux10.h (ASM_FILE_START): Delete.
9115 * pa/hpux11.h (ASM_FILE_START): Delete.
9117 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9119 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9121 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9122 when reload_out equals reload_in.
9124 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9126 * invoke.texi (Spec Files): New node: Describe the contents of
9129 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9131 * invoke.texi (DEC Alpha Options): Put @end table at
9132 beginning of line, to avoid confusing texi2html.
9134 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9136 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9137 introduced in previous delta.
9139 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9141 * reload1.c (gen_reload): When synthesizing a 3 operand add
9142 sequence, improve test for when to reload OP1 into the reload
9143 register instead of OP0.
9145 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9147 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9149 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9151 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9154 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9156 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9157 (va_dcl): Use __builtin_va_alist_t.
9159 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9161 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9162 on the permanent_obstack.
9163 * dwarfout.c (output_type): Likewise.
9165 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9167 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9168 Merged from c-typeck.c and cp/typeck.c.
9169 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9170 Merged into c-common.
9172 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9174 * c-lex.c (errorcount): Declare it.
9175 (finish_parse): Update errorcount when using CPPLIB.
9177 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9179 * fixinc/inclhack.def(end_else_label): Double the backslash so
9180 sed gets a chance to see it.
9181 * fixinc/inclhack.sh: regen
9182 * fixinc/fixincl.x: regen
9184 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9186 Add framework to support armv5 architecture when it becomes
9189 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9190 (arm_arch5): New variable.
9191 (all_architectures): Add armv5 line.
9192 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9193 -march=armv5 is specified on the command line.
9194 (arm_arch5): Export this variable.
9195 * invoke.texi: Document new string accepted by -march= switch for
9198 * config/arm/arm.h: Replace use of constant 12 as a register
9199 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9200 * config/arm/arm.c: Replace use of constant 12 as a register
9201 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9203 * config/arm/elf.h: Tidy up.
9204 * config/arm/coff.h: Tidy up.
9206 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
9208 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
9209 * gcc/config/mips/t-iris6gld: New file.
9210 * gcc/config/mips/iris6gld.h: Likewise.
9212 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
9214 * c-decl.c (widest_integer_literal_type_node,
9215 widest_unsigned_literal_type) : New.
9216 (init_decl_processing): Handle/use the two new types.
9217 * c-common.c (type_for_size,type_for_mode) : Same.
9218 * c-lex.c (yylex) : Same.
9219 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9221 * c-tree.h (widest_integer_literal_type_node,
9222 widest_unsigned_literal_type) : New.
9224 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
9226 * dwarfout.c (field_byte_offset): Correctly compute the object's
9227 byte offset for the first bit of a field which crosses an alignment
9228 boundary on a !BYTES_BIG_ENDIAN target.
9230 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
9232 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
9235 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
9236 Jeff Law <law@cygnus.com>
9238 * ginclude/varargs.h (va_dcl): Use word_mode for type of
9241 * except.c: Include intl.h.
9242 (expand_eh_return): Set current_function_cannot_inline.
9243 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
9244 * function.h (struct function): Add eh_return_stub_label.
9245 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
9246 * Makefile.in (except.o): Depend on intl.h.
9248 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
9250 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
9251 same as offsettable in cases 1 and 2.
9253 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
9255 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
9256 (extlh, extwh): Likewise.
9258 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
9260 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
9262 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
9264 * configure.in: Add arm-pe and thumb-pe targets.
9265 * configure: Regenerate.
9267 * thumb.c (arm_naked_function_p): New function: Determines if
9268 a function is naked (has no gcc generated prologue/epilogue).
9269 (is_called_in_ARM_mode): Return true if the func has the
9270 interfacearm attribute.
9271 (output_return): Do not generate a return for naked functions.
9272 (thumb_function_prologue): Do not generate a prologue for
9274 (thumb_expand_prologue): Do not generate a prologue for naked
9276 (thumb_expand_epilogue): Do not generate an epilogue for naked
9278 (arm_valid_machine_decl_attribute): New function, copied from
9279 arm.c: Permit naked and interfacearm attributes.
9281 * config/arm/pe.c: New file: Support code for arm-pe target.
9282 * config/arm/pe.h: New file: Header file for arm-pe target.
9283 * config/arm/tpe.h: New file: Header file for thumb-pe target.
9284 * config/arm/t-thumb-pe: New file: Makefile fragment for
9287 1999-07-01 Mark Kettenis <kettenis@gnu.org>
9289 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
9290 -fPIC or -fpic is specified.
9292 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
9294 * expr.c (emit_block_move): Use copy_to_mode_reg for
9295 !TARGET_MEM_FUNCTIONS case too.
9297 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
9299 * configure: Rebuilt.
9300 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
9301 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
9302 definitions made redundant by dbxelf.h inclusion. Delete
9303 lots of definitions related to assembly output that are
9304 specific to the SOM object format.
9305 * pa.c (output_function_prologue): Do not emit the function's
9307 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
9308 * pa-pro.h: Deleted.
9309 * som.h: New file with SOM specific definitions.
9310 * elf.h: New file with ELF specific definitions.
9312 * elfos.h (const_section): Output a tab before assembler directives.
9313 (ctors_section, dtors_section): Likewise.
9314 (ASM_OUTPUT_SECTION_NAME): Likewise.
9316 * pa/pa1.h: Delete unused file.
9318 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
9320 * configure.in (hppa*-hp-hpux11*): New configuration.
9321 * configure: Rebuilt.
9322 * pa/pa-hpux11.h: New file.
9323 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
9326 * mips.md (leasi, leadi): New patterns.
9328 * expr.c (emit_block_move): Properly handle case where one of the
9329 block move arguments has a queued increment or decrement.
9330 (clear_storage): Similarly. Fix formatting goof.
9332 1999-06-28 "David O'Brien" <obrien@NUXI.com>
9334 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
9335 semicolon from the BSD VA_LIST replacement expression.
9337 * fixinc/inclhack.sh: regen
9338 * fixinc/fixincl.x: regen
9340 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
9341 now use the fixincl program.
9343 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
9345 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
9346 case. Also make the PIC register call_used.
9348 * m68k.h (FINALIZE_PIC): Delete.
9349 * m68k.c (finalize_pic): Delete.
9351 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
9353 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
9356 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
9358 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
9360 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
9362 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
9364 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
9366 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
9368 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
9370 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
9372 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
9374 * rs6000.c (output_toc): Always use hex values for floating-point
9375 constants. Store single-precision values in upper-half of TOC
9376 entry in 64-bit mode.
9377 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
9378 to final constraints.
9379 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
9380 (fctiwz): Improve accuracy of RTL for pattern.
9382 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
9384 * expr.c (expand_expr): Allow RTL_EXPR's through the
9385 MAX_INTEGER_COMPUTATION_MODE checks.
9387 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
9389 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
9390 such that MASK_SUPPORT_ARCH is not negative.
9392 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
9394 * loop.c (verify_dominator): Properly handle ADDR_VEC and
9395 ADDR_DIFF_VEC insns that appear inside loops.
9397 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
9398 Jeff Law <law@cygnus.com>
9400 * rs6000.md (movdf_hardfloat32): Revert previous patch.
9401 Handle LO_SUM the same as offsettable in cases 1 and 2.
9402 * rs6000.c (find_addr_reg): Revert previous patch.
9404 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
9406 * system.h (strstr): New external function declaration.
9407 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
9408 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
9409 * config.in, configure: Rebuilt.
9411 1999-06-24 Tom Tromey <tromey@cygnus.com>
9413 * gcc.c (main): Read user-specified specs files after computing
9414 additional startfile_prefixes.
9416 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
9418 Revert these two patches:
9420 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9421 * loop.c (strength_reduce): When doing biv->giv conversion, update
9422 reg note of NEXT->insn.
9424 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9425 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9427 (recombine_givs): Set ix field after sorting.
9429 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9431 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
9432 for the parts of an UNSPEC / UNSPEC_VOLATILE.
9434 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
9436 *fixinc/inclhack.def: Add fix development commentary
9437 (read_ret_type): reactivate and add selection clause
9438 (zzz_*): tweak output file name to match what is used in hackshell.tpl
9439 *fixinc/{fixincl.x|inclhack.sh}: regen
9441 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
9443 * expr.c (expand_expr): STRIP_NOPS before checking against
9444 MAX_INTEGER_COMPUTATION_MODE
9445 (check_max_integer_computation_mode): Likewise.
9447 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
9449 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
9451 1999-06-22 Jim Wilson <wilson@cygnus.com>
9453 * expr.c (store_expr): When target is a promoted subreg, return a
9454 promoted subreg as a result.
9456 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
9458 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
9460 (dwarf2out_define): Mark unused parameters appropriately.
9461 (gen_unspecified_parameters_die): Ditto.
9462 (gen_subprogram_die): Fix signed/unsigned warnings.
9463 (gen_variable_die): Ditto.
9465 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
9467 * fixinc/inclhack.def(end_else_label): combined else_label
9468 and endif_label and fixed the sed expression.
9469 *fixinc/{fixincl.x|inclhack.sh}: regen
9471 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
9473 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
9474 'x' when handling non-offsettable addresses
9476 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
9478 * final.c (shorten_branches): Don't try to split an insn that has
9481 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
9483 * config/mips/mips.c (symbolic_expression_p): New function.
9484 (mips_select_rtx_section): Put symbolic expressions in the
9485 data section, not the read-only data section.
9487 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
9489 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
9491 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
9493 * collect2.c (main): Log frame table count.
9494 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
9495 (scan_prog_file) [COFF]: Handle frame tables.
9497 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
9498 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
9499 * alpha/elf.h: Undef them again.
9500 * alpha/vms.h: Remove their definitions.
9502 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9504 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
9505 remove the clobber of r0 and change the REG_UNUSED note to
9508 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
9510 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
9511 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
9512 fits in HOST_WIDE_INT and one uses union to access a long constant
9515 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
9517 * sparc.c (sparc_override_options): Don't allow profiling for
9518 code models other than medlow.
9519 (sparc_function_profiler): New function from old FUNCTION_PROFILER
9520 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
9521 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
9522 (sparc_block_profiler): Likewise.
9523 (sparc_function_block_profiler_exit): Likewise.
9524 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
9525 (FUNCTION_BLOCK_PROFILER): Likewise.
9526 (BLOCK_PROFILER): Likewise.
9527 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
9528 (MCOUNT_FUNCTION): New.
9529 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
9530 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
9531 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
9532 (MCOUNT_FUNCTION): New.
9533 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
9534 (BLOCK_PROFILER): Delete.
9535 (MCOUNT_FUNCTION): New.
9537 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
9539 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
9541 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9543 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9546 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9549 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9552 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9555 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
9557 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
9560 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
9562 * i386/djgpp.h (LIB_SPEC): New.
9563 (STARTFILE_SPEC): New.
9565 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
9567 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
9569 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
9572 * system.h (WSTOPSIG): New macro.
9574 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
9576 * c-pragma.c (push_alignment): Don't ignore alignments greater than
9578 (insert_pack_attributes): Take into account member natural
9581 * i386/winnt.c (exports_head): New static variable.
9582 (i386_pe_record_exported_symbol): New function.
9583 (i386_pe_asm_file_end): Use.
9584 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
9585 symbols to be emitted at end of assembly.
9586 (ASM_DECLARE_OBJECT_NAME): Likewise.
9587 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9589 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
9592 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
9594 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
9597 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
9599 * haifa-sched.c (sched_analyze_1): Use free_list instead of
9600 zapping reg_last_uses directly.
9601 (sched_analyze_2, sched_analyze_insn): Likewise.
9602 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
9604 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
9606 * rs6000.md (movdf_hardfloat32): Use worst case insn length
9607 attributes for cases 1 and 2.
9609 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
9611 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
9614 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
9616 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
9618 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
9620 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
9621 PIC_OFFSET_TABLE_REGNUM for general alloaction.
9622 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
9623 must be stacked if it is used for PIC accesses.
9624 * arm.c (use_return_insn): Handle PIC register specially.
9625 (output_return_instruction): Likewise.
9626 (output_func_{prologue,epilogue}): Likewise.
9627 (output_expand_prologue): Likewise.
9629 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
9630 (*strsi_predec): Renamed from *strqi_predec.
9631 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
9632 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
9634 * arm.c (arm_override_options): Remove warning about PIC code
9635 not being supported.
9637 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
9639 * rs6000.c (find_addr_reg): New function.
9640 * rs6000.h (find_addr_reg): Declare.
9641 (offsettable_addr_operand): Delete.
9642 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
9643 from and stores to GPRs.
9645 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
9647 * alpha.c (alpha_expand_block_move): Use get_insns rather than
9648 gen_sequence as argument to emit_no_conflict_block.
9650 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9652 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
9653 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
9654 *fixinc/fixincl.x: regen
9655 *fixinc/inclhack.sh: regen
9657 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
9659 * added support for -mpcrel (PC relative addressing for m68k)
9660 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
9661 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
9662 * m68k.c (print_operand_address): Handle 32-bit PIC case.
9663 (comments for general_src_operand): Add some explanation
9664 about EXTRA_CONSTRAINTS.
9665 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
9666 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
9667 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
9668 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
9669 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
9670 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
9671 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
9673 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
9674 * m68k.h (TARGET_PCREL): New target flag.
9675 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
9676 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
9677 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
9678 contains a SYMBOL_REF. Relax this constraint during reload, since
9679 we want to use the predicates, not reload's built-in concept of a
9680 valid memory address, to control what insns need reloading.
9681 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
9682 operands (essentially 'g', 'm', and 's' under normal circumstances).
9683 * m68k.c (print_operand): Cause printing of pc-relative addresses
9684 to include pc register.
9685 (print_operand_address): Ditto.
9686 (general_src_operand): Accept operands that are not only
9687 general_operands, but are also valid when used as a pc-relative
9689 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
9690 (memory_src_operand): Similar, for memory_operands.
9691 (pcrel_address): New predicate to accept the special case of a
9692 pc-relative address.
9693 * m68k.md (many patterns): Rewrite common SImode, HImode, and
9694 QImode insns to accept *_src_operand instead of *_operand where
9695 pc-relative operands can fit. For example, a pc-relative operand
9696 can be used as a memory source operand for addsi3, but not as a
9698 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
9700 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
9702 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
9703 .thumb_set pseudo op to mark aliases of thumb functions.
9705 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
9707 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
9708 preference to ASM_OUTPUT_DEF, if it is defined.
9710 * tm.texi: Document new, optional target macro
9711 ASM_OUTPUT_DEF_FROM_DECLS.
9713 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9715 * fixincludes: ISCNTL patch
9716 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
9717 (dgux_int_varargs): new for DG/UX
9718 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
9720 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
9722 * invoke.texi (ia32 options): Fix typo.
9724 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9726 * loop.c (strength_reduce): When doing biv->giv conversion, update
9727 reg note of NEXT->insn.
9729 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
9731 * loop.c (move_movables): Note issues with replacing REGs with
9733 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
9735 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
9737 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
9739 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
9740 the reference to `mcount' was not correct for the ELF on FreeBSD.
9742 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9744 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9747 (recombine_givs): Set ix field after sorting.
9749 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
9751 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
9752 to safe to extract a subword out of a REG.
9754 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9756 * sh.md (mulsi3): Don't add a no-op move at the end.
9758 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9760 * cse.c (cse_insn): Don't put hard register source into tables for
9761 the last insn of a libcall.
9763 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9765 * loop.c (strength_reduce): Insert sets of derived givs at every
9766 biv increment, even if it's the only one.
9768 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9770 * dwarfout.c (add_incomplete_type): New fn.
9771 (output_type): Call it.
9772 (retry_incomplete_types): New fn.
9773 (dwarfout_finish): Call it.
9775 From Eric Raskin <ehr@listworks.com>:
9776 (output_type): Output types for bases.
9778 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9780 * mips.c (mips_output_conditional_branch): Add `break'
9781 between `default' label and `close braces'.
9783 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
9785 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
9786 specifications and make it realistic.
9787 (LIB_SPEC): Likewise.
9789 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
9791 * config/mips/mips.c (mips_secondary_reload_class): Check for
9792 (PLUS (SP) (REG)) and return appropriate register class.
9793 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
9794 Handle (PLUS (SP) (REG)).
9795 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
9796 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
9797 of emit_insn for tablejump.
9799 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
9801 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
9802 asm_fprintf format string by itself.
9803 (output_function_profiler): Likewise.
9805 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
9807 * combine.c (simplify_logical, case AND): Only call
9808 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
9809 or the constant is positive.
9811 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
9813 * configure.in: Fix typo in rs6000-ibm-aix4 case.
9814 * configure: Regenerate.
9816 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
9818 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
9819 require a sub-version #.
9820 * configure: Rebuilt.
9822 1999-06-14 Robert Lipe (robertlipe@usa.net)
9824 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
9826 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
9828 * c-typeck.c (process_init_element): Detect excess elements in
9829 char array initializer.
9831 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9833 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
9835 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9837 * invoke.texi (Option Summary): Add -fpermissive flag.
9839 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
9841 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
9842 that require PIC code sequences.
9844 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
9846 * configure.in: Add new target: thumb-elf.
9847 * configure: Regenerate.
9848 * config/arm/t-thumb-elf: New file: Makefile fragment for
9850 * config/arm/telf.h: New file: Header file for thumb-elf
9853 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
9855 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
9856 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
9857 initializers is some circumstances.
9859 * fixinc/inclhack.def (endif_label): Add additional selector for
9860 more bogus stuff after #endif statements.
9861 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
9863 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
9865 * i386/cygwin.h (SET_ASM_OP): Define.
9867 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
9869 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
9871 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9873 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
9876 * sh.md (ic_invalidate_line_i): Remove second alternative.
9878 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9880 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
9881 test for the presence of valid prototypes. Delete bypass expr.
9882 (ioctl_fix_ctrl): Correct the selection expression.
9883 (no_double_slash): Correct quoting rules
9884 *fixinc/fixincl.x: regen
9885 *fixinc/inclhack.sh: regen
9887 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
9889 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
9891 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9893 * rs6000.md (movsi_got_internal_mem): Delete.
9894 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
9895 (GOT_TOC_REGNUM): Delete.
9896 (PIC_OFFSET_TABLE_REGNUM): Define.
9897 (FINALIZE_PIC): Disable.
9898 * rs6000.c (rs6000_got_register): New code for fixed pic register.
9899 (rs6000_replace_regno): Delete.
9900 (rs6000_finalize_pic): Likewise.
9901 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
9903 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9905 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
9906 is a note; use <= for the compare; advance P while it is
9909 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
9911 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
9912 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
9914 * varasm.c (remove_from_pending_weak_list): Verify t->name
9915 is non-NULL before passing it to strcmp.
9917 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9919 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
9920 the typed arguments are not part of a comment
9921 (ioctl_fix_ctrl): Added a purpose comment
9922 *fixinc/fixincl.x: regenerate
9923 *fixinc/inclhack.sh: regenerate
9925 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9927 * invoke.texi: Add C4x invocation docs.
9929 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9931 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
9933 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
9935 (c4x_legitimize_reload_address): New function.
9936 * config/c4x/c4x.md: Update docs.
9938 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
9940 * fixincludes: Avoid removing '.'.
9941 * fixinc/fixinc.svr4: Likewise.
9942 * fixinc/fixinc.winnt: Likewise.
9943 * fixinc/inclhack.tpl: Likewise.
9944 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
9946 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9948 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
9950 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
9952 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
9954 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
9957 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
9959 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
9960 * configure: Regenerate.
9962 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
9964 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
9967 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
9969 * fixinc/inclhack.def (avoid_bool): Also catch
9970 "typedef [unsigned] int bool".
9971 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9973 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
9974 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
9975 * configure: Rebuilt.
9977 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
9979 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
9980 such that we can override its definitions if necessary.
9981 (CPP_SPEC): New define. Support processor specific predefines via
9983 (CC1_SPEC): New define. Support processor specific compiler
9984 options via %(cc1_cpu).
9985 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
9988 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9990 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
9991 between sed's -e flag, and the open-quote following it.
9992 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9994 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
9995 Jeffrey A Law (law@cygnus.com)
9997 * varasm.c (assemble_start_function): Remove the function
9998 from the pending weak decls list when we define a function.
9999 (assemble_variable): Similarly for variables.
10000 (weak_finish): Ignore items on the list with a NULL name.
10001 (remove_from_ending_weak_list); New function to "remove" an item
10002 from the pending weak declarations list.
10004 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10006 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
10008 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
10010 * c-lex.c (GETC): Redefine to call getch.
10011 (UNGETC): Redefine to call put_back.
10012 (putback_buffer): New structure type.
10013 (putback): New static structure.
10014 (getch): New function.
10015 (put_back): New function.
10016 (yylex): Replace unused bytes from bad multibyte character.
10018 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
10020 * cpplib.c (do_define): Cast `alloca' return value.
10021 (do_include, do_undef, do_pragma): Likewise.
10022 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
10024 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
10025 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
10027 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
10029 * sparc.md (abstf2): This should be an expand.
10030 (split after abstf2_notv9): Fix mode.
10031 (abstf2_hq_v9): New pattern.
10032 (abstf2_v9): Only use when no hard quad.
10033 (absdf2_v9): Fix if target is not the same as source.
10034 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
10035 Add correct output constraints.
10037 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
10039 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
10040 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
10042 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
10044 * mips.h (mips_output_conditional_branch): New function.
10045 (mips_adjust_insn_length): Likewise.
10046 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10047 (ADJUST_INSN_LENGTH): Likewise.
10048 * mips.c (print_operand): Add `F' and `W' for floating-point
10049 comparison opcodes.
10050 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10052 (mips_adjust_insn_length): New function.
10053 (mips_output_conditional_branch): New function.
10054 * mips.md (length): Adjust attribute definition to handle
10055 conditional branches. Change lengths to bytes, rather than
10056 instructions throughout. Remove length attribute from
10057 instructions whose length is four bytes, and rely on the default
10059 (dslot): Fix typo in comment.
10060 Reword conditional branch patterns to use
10061 mips_output_conditional_branch.
10063 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10065 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10066 (LIB_SPEC): Likewise.
10067 Link with -lprof1_r for -g/-pg.
10069 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10071 * loop.c (check_dbra_loop): Fix change of Jan 19.
10073 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10075 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10076 (STARTFILE_SPEC): Define, override the svr4.h version.
10077 (ENDFILE_SPEC): Likewise.
10079 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10081 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10082 * fixinc/fixincl.x: Regenerated.
10083 * fixinc/inclhack.sh: Regenerated.
10085 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10087 * sh.c (barrier_align): Don't return early for normal branch/barrier
10088 when optimizing for SH2.
10090 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10092 * i386/udk.h (LINK_SPEC): Correct linker search path for
10095 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10097 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10098 (braf_label_ref_operand): Delete.
10099 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10100 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10101 label_ref, and has no predicate.
10102 The patten has a predicate to guard against invalid substitutions.
10103 (dummy_jump): Delete.
10104 (casesi): Update use of casesi_jump_2.
10106 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10108 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10109 *fixinc/fixincl.x: regenerate
10110 *fixinc/inclhack.sh: regenerate
10112 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10114 * dwarf2out.c (add_incomplete_type): New fn.
10115 (gen_struct_or_union_type_die): Call it.
10116 (retry_incomplete_types): New fn.
10117 (dwarf2out_finish): Call it.
10119 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10121 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10122 current block starts with a CODE_LABEL and ends with a CALL and
10123 we can not find all the argument setup instructions for the CALL.
10125 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10127 Revert this change:
10128 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10129 something is a candidate for optimize_bit_field_compare.
10131 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10133 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10135 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10137 * alpha.c (override_options): Thinko in last patch.
10139 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10140 (LIB_SPEC): Recognize -pthread.
10142 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10144 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10145 definition in config/arm/coff.h
10146 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10148 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10150 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10151 fixes that need "file=xxx\n" prepended before invocation
10152 (start_fixer - new): starting the fixer process is complex enough
10153 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10154 (process): uses the new routine; omit usage of putenv()
10155 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10156 * fixinc/fixincl.x: regenerate
10158 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10160 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10161 and version #s (1.1 -> 2.96) as needed.
10162 * README.g77: Kill way out of date file in the toplevel directory.
10164 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10166 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10167 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10168 * configure: Rebuilt.
10169 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10170 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10171 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10172 (SWITCH_TAKES_ARG): Likewise.
10173 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10174 * config/t-freebsd: Moved from config/i386/ so it can used for all
10177 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10179 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10181 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10183 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10184 * configure: Rebuilt.
10186 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10188 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10189 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10190 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10191 (rs6000_output_load_toc_table): Same.
10192 (output_prolog, output_mi_thunk): Same.
10193 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10194 (ASM_GLOBALIZE_LABEL): Use putc.
10196 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10198 * alpha.md (reload_*_help): New patterns and splitters.
10199 (reload_*): Use them.
10200 (mov[qh]i): Likewise.
10202 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
10204 * cccp.c (handle_directive): Handle backslash-newlines in quoted
10207 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
10209 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
10211 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
10213 * flow.c (mark_regs_live_at_end, insn_dead_p,
10214 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
10215 and HARD_FRAME_POINTER_REGNUM special treatment if reload
10216 hasn't run or the frame pointer is needed.
10217 * haifa-sched.c (attach_deaths): Likewise.
10218 * sched.c (attach_deaths): Likewise.
10220 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
10222 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
10223 calculate_can_reach_end returns nonzero.
10225 * configure.in (native gas tests): Search for an assembler in the
10226 same manner that the installed compiler will.
10227 * configure: Rebuilt.
10228 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
10230 * alias.c (find_base_term): Improve handling of addresses
10231 constructed from binary operations.
10233 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
10235 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
10237 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
10239 * function.h (cleanup_label, frame_offset): Declare.
10240 (tail_recursion_label, tail_recursion_reentry): Likewise.
10241 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10242 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
10243 (tail_recursion_label, tail_recursion_reentry): Likewise.
10244 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10246 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
10248 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
10250 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
10251 (MAX_OFILE_ALIGNMENT): Define.
10253 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
10255 * fixincl.c: Replace local include scheme with #includes of
10256 gansidecl.h and system.h.
10257 * procopen.c: Likewise.
10258 * server.c: Likewise.
10260 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
10262 * i386/t-dgux (EXTRA_PARTS): Add crti.o
10263 (crti.o): Add build rule and dependencies.
10264 * fixinc/fixinc.dgux: Use modified _int_varargs.h
10266 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10268 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
10269 (LIB_LINUX_SPEC): Likewise.
10270 (LIB_LINUX_SPEC): Add support for -pthread
10271 (CPP_OS_LINUX_SPEC): Likewise.
10272 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
10275 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
10277 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
10279 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
10280 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
10281 for IEEE math and CC_FCOMI.
10282 (put_jump_code): No IEEE if CC_FCOMI is set.
10284 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10286 * fold-const.c (fold_truthop): Make the field reference unsigned
10287 when converting a single bit compare.
10289 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10291 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
10293 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
10295 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
10296 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
10299 * reload.c (push_reload): Do not call remove_address_replacements
10300 when presented with identical optional reloads.
10302 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
10304 * alpha.h (MASK_FIX, TARGET_FIX): New.
10305 (MASK_*): Reorganize constants.
10306 (CPP_AM_FIX_SPEC): New.
10307 (TARGET_SWITCHES): Add FIX.
10308 (EXTRA_SPECS): Likewise.
10309 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
10310 (SECONDARY_MEMORY_NEEDED): Likewise.
10311 (REGISTER_MOVE_COST): Likewise.
10312 * alpha.c (override_options): Add FIX support. Always use
10313 ALPHA_TP_PROG for ev6.
10314 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
10315 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
10316 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
10318 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
10320 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10321 something is a candidate for optimize_bit_field_compare.
10323 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
10325 * gcc.texi (Passes): Document branch-shortening.
10326 * invoke.texi (Debugging Options): Document the fact that `-dp'
10327 outputs length information for instructions.
10329 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
10331 * flow.c: Revert previous delta.
10333 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
10335 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
10336 FRAME_POINTER_REGNUM.
10337 (mark_set_1): Ditto.
10338 (mark_used_regs): Ditto.
10340 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
10342 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
10343 (GOT_PCREL): New macro. Define to 1 if not already defined.
10344 * arm/elf.h (GOT_PCREL): Define to 0.
10345 * arm.c (arm_finalize_pic): Take into account the setting of
10348 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
10350 * output.h (STRIP_NAME_ENCODING): Provide default definition.
10351 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
10353 * flow.c (mark_set_1): Do not record BLKmode stores as dead
10354 store elimination candidates.
10356 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
10358 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
10361 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
10363 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
10364 Add use of x-aix41-gld.
10366 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
10368 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
10369 (ASM_OUTPUT_DESTRUCTOR): Define.
10371 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
10373 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
10374 last CODE_LABEL in a loop if we have previously passed a jump
10375 to the top of the loop.
10377 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
10379 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
10380 applying Philip's patch.
10382 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
10384 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
10387 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
10389 * loop.c (strength_reduce): Grow reg_single_usage as needed.
10391 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
10393 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
10394 Also remove a useless comment.
10396 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10398 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
10400 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
10402 * collect2.c (main): Only generate import or export file and add
10403 to link arguments if non-empty. Use xmalloc not alloca.
10404 (write_{export,import}_file): Delete.
10405 (write_aix_file): New function.
10406 (locatelib): Use xmalloc not malloc.
10407 (GCC_OK_SYMBOL): Do not check type if aix64.
10409 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
10411 Based on patch by Scott Bambrough and Pat Beirne:
10412 * config/arm/arm.c (making_const_table): New variable.
10413 * config/arm/arm.h (making_const_table): Declare.
10414 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
10416 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
10417 Keep track of when we are building the constant table.
10419 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
10421 * config/arm/arm.c (arm_override_options): Fix erroneous warning
10424 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
10426 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
10429 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
10431 * tm.texi (FUNCTION_ARG): Correct description of a stack element
10434 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
10436 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
10438 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10440 * rs6000.c (output_mi_thunk): Enable full support again.
10442 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10444 * sh.h (BRANCH_COST): Define.
10446 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
10448 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
10450 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
10452 * function.c (assign_stack_local): Align stack slot propertly.
10453 (assign_outer_stack_local): Likewise.
10455 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
10457 * expr.h (lang_expand_constant): Declare.
10458 * toplev.c (lang_expand_constant): Define it.
10459 * varasm.c (output_constant): Use it.
10461 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10463 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
10464 Change function definitions to K&R style.
10466 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10468 * fixinc/fixincl.c: We must not ignore SIGCLD now.
10470 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
10472 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
10473 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
10474 (several places): omit static initialization
10475 (process): use single fd, since only the read fd is used
10476 * fixinc/gnu-regex.c: define 'const' away, if not supported
10477 * fixinc/procopen.c(several places): omit static initialization
10478 * fixinc/server.c: define 'volitile' away, if not supported
10480 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10482 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
10483 asm_fprintf and %L to generate the label name.
10484 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
10485 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
10487 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
10489 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
10490 insn for a conditional jump can not be found.
10492 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
10494 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
10495 on variables in specific sections other than .sbss and .sdata.
10497 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
10499 * stmt.c (expand_return): Call start_cleanup_deferral and
10500 end_cleanup_deferral around conditional code.
10502 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10504 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
10505 filename lists. Utilizes new "krstr" AutoGen function.
10506 * fixinc/fixincl.x: Rebuilt.
10508 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
10510 * i386.c (output_float_compare): Avoid GNU-C extensions.
10512 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
10514 * version.c: Bump to distinguish mainline tree from the
10517 See ChangeLog.1 for earlier changes.
10520 add-log-time-format: current-time-string