1 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
3 * config/arm/arm.c: Initialise arm_structure_size_boundary to
4 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
5 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
6 to the value 32 if it has not already been defined.
7 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
8 Override definition in arm.h with a value of 8.
10 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
12 * c-pragma.c (push_alignment): Don't check the return value
15 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
17 * sparc.h (ADJUST_COST): Fix thinko.
19 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
21 * cccp.c (rescan): Fixed obp pointer handling around call to
22 check_expand subroutine.
24 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
26 * gcse.c (delete_null_pointer_checks): Only record non-null info
27 for pseudos when examining stores.
29 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
30 splitters for these patterns. Use "#" for output templates.
31 (addsi3_carryin_shift): New pattern.
33 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
35 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
36 of the function return register into a plain REG until
37 after function inlining is done.
39 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
41 * jump.c (jump_optimize_1): If we did cross-jumping, and
42 the data will matter, rebuild the CFG.
43 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
44 not optimizing. Don't run shorten_branches.
45 * toplev.c (rest_of_compilation): Run shorten_branches after
48 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
50 * rtl.h (note_stores): Add additional paramter.
51 * rtlanal.c (reg_set_p_1): Take additional paramter.
52 (reg_set_last_1): Likewise.
53 (reg_set_p): Adjust call to note_stores.
54 (reg_set_last): Likewise.
55 (note_stores): Pass data parameter to worker function.
56 * alias.c (record_set): Take additional parameter.
57 (init_alias_analysis): Pass it.
58 * caller-save.c (mark_set_regs): Take additional parameter.
59 (save_call_clobbered_regs): Pass NULL to note_stores.
60 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
62 (record_dead_and_set_regs_1): Likewise.
63 (reg_dead_at_p_1): Likewise.
64 (combine_instructions): Adjust calls to note_stores.
65 (try_combine): Likewise.
66 (record_dead_insn): Remove.
67 (record_dead_and_set_regs): Adjust calls to note_stores.
68 (reg_dead_at_p): Likewise.
69 * cse.c (invalidate_skipped_set): Take additional parameter.
70 (cse_check_loop_start): Likewise.
71 (cse_check_loop_start_value): Remove.
72 (cse_set_around_loop): Adjust calls to note_stores.
73 * flow.c (notice_stack_pointer_modification): Take additional
74 parameter. Remove duplicate declaration.
75 (record_volatile_insns): Adjust calls to note_stores.
76 * gcse.c (record_set_info): Take additional parameter.
77 (record_last_set_info): Likewise.
78 (invalidate_nonnull_info): Likewise.
79 (record_set_insn): Remove.
80 (compute_sets): Adjust calls to note_stores.
81 (last_set_insn): Remove.
82 (compute_hash_table): Adjust calls to note_stores.
83 (insert_insn_end_bb): Likewise.
84 (delete_null_pointer_checks): Likewise.
85 * global.c (mark_reg_store): Take additional parameter.
86 (mark_reg_clobber): Likewise.
87 (reg_becomes_live): Likewise.
88 (global_conflicts): Adjust calls to note_stores.
89 (build_insn_chain): Likewise.
90 * integrate.c (note_modified_parmregs): Take additional parameter.
91 (mark_stores): Likewise. Make it static.
92 (save_for_inline_nocopy): Adjust calls to note_stores.
93 (try_constants): Likewise.
94 * integrate.h (mark_stores): Remove declaration.
95 * jump.c (mark_modified_reg): Take additional parameter.
96 (thread_jumps): Adjust calls to note_stores.
97 * local-alloc.c (validate_equiv_mem_from_store): Take additional
100 (reg_is_set): Likewise.
101 (validate_equiv_mem): Adjust calls to note_stores.
102 (update_equiv_regs): Likewise.
103 (block_alloc): Likewise.
104 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
105 (note_addr_stored): Take additional parameter.
106 (note_set_pseudo_multiple_uses): Likewise.
107 (record_initial): Likewise.
108 (prescan_loop): Adjust calls to note_stores.
109 (strength_reduce): Likewise.
110 (check_dbra_loop): Likewise.
111 * regmove.c (flags_set_1): Take additional paramter.
112 (mark_flags_life_zones): Adjust calls to note_stores.
113 * reload1.c (mark_not_eliminable): Take additional parameter.
114 (forget_old_reloads_1): Likewise.
115 (reload_cse_invalidate_rtx): Likewise.
116 (reload_cse_check_clobber): Likewise.
117 (reload_combine_note_store): Likewise.
118 (move2add_note_store): Likewise.
119 (reload): Adjust calls to note_stores.
120 (reload_as_needed): Likewise.
121 (emit_reload_insns): Likewise.
122 (reload_cse_regs_1): Likewise.
123 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
124 (reload_combine): Adjust calls to note_stores.
125 * resource.c (update_live_status): Take additional paramter.
126 (mark_target_live_regs): Adjust calls to note_stores.
127 * stupid.c (find_clobbered_regs): Take additional parameter.
128 (stupid_life_analysis): Adjust calls to note_stores.
130 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
132 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
135 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
138 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
139 of the variable arm_structure_size_boundary.
141 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
143 * alias.c (init_alias_analysis): Allocate reg_known_value and
144 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
146 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
147 * cse.c (cse_main): Call end_alias_analysis.
148 * haifa-sched.c (schedule_insns): Likewise.
149 * local-alloc. (update_equiv_regs): Likewise.
150 * reload1.c (reload_cse_regs): Likewise.
152 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
154 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
155 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
156 mapping from MASK_FPU.
158 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
160 * sparc.md (call): Don't bound structure return size to 0xfff.
162 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
164 * resource.c (mark_target_live_regs): Check that the target
165 insn wasn't created after compute_bb_for_insn.
167 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
169 * ggc-page.c (poison_pages): Don't be overzealous.
171 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
173 * alias.c: Update comments for ADDRESS.
174 (nonlocal_reference_p): Look inside the ADDRESS to determine if
175 it is a local memory reference.
177 * c-typeck.c (build_function_call): Check that the built-in
178 function is of class BUILT_IN_NORMAL before trying to recongize
180 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
181 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
183 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
185 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
187 (pre_gcse): Likewise.
188 (hoist_expr_reaches_here_p): Likewise.
189 (hoist_code): Likewise.
190 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
192 (pre_expr_reaches_here_p_work): ... here.
193 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
195 (expr_reaches_here_p_work): ... here.
197 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
199 * resource.c (find_basic_block): Delete.
200 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
201 (init_resource_info): Call compute_bb_for_insn.
203 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
205 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
206 with already adjacent blocks, but no fallthru.
207 (merge_blocks_move_successor_nojumps): Simplify.
208 (debug_flow_info): New.
210 * toplev.c (rest_of_compilation): Open jump1 dump file before
211 jump and close after, as opposed to just using dump_rtl.
213 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
215 * reload.h (earlyclobber_operand_p): Declare.
216 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
217 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
218 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
219 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
221 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
222 Richard Henderson <rth@cygnus.com>
224 * emit-rtl.c (emit_block_insn_before): New.
225 (emit_block_insn_after): New.
226 * basic-block.h: Declare them.
228 * bitmap.h: Protect from multiple inclusion.
230 * recog.c (scratch_operand): Handle VOIDmode correctly.
232 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
234 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
235 * function.c (assign_parms): Likewise.
236 * global.c (global_conflicts): Clarify STACK_REGS commentary.
238 * reg-stack.c (max_uid): Remove.
239 (blocks, block_begin, block_end, block_drops_in): Remove.
240 (block_stack_in, block_out_reg_set, block_number): Remove.
241 (struct block_info_def, BLOCK_INFO): New.
242 (enum emit_where): New.
243 (current_block): New.
245 (mark_regs_pat, record_label_references): Remove.
246 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
248 (goto_block_pat, print_blocks, dump_stack_info): Remove.
249 (reg_to_stack): Simplified test for existance of fp code. Use
250 flow.c code. Call shorten_branches after cross-jump opt.
251 (check_asm_stack_operands): Renamed from record_asm_reg_life.
252 Return false if the asm doesn't use stack regs. Don't do life
254 (emit_pop_insn): Replace function pointer arg `when' with
255 enum `where'. Update all callers.
256 (change_stack): Likewise. Update basic block end.
257 (emit_swap_insn): Use current_block->head to limit reverse search
258 for start of block. Use emit_block_insn_after.
259 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
260 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
261 structure assignment instead of bcopy.
263 (convert_regs_entry, convert_regs_exit): New.
264 (convert_regs_1, convert_regs_2): Split out from convert_regs.
265 Work on basic blocks and the CFG.
266 (convert_regs): Use them.
268 * i386.c (output_fix_trunc): Remove code for DImode input operand
270 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
272 (fix_truncdi_1): Allow any mode scratch.
274 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
276 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
277 * linux.h, netbsd.h, vms.h: Not here.
279 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
281 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
282 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
283 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
284 CONDITIONAL_REGISTER_USEAGE): Use them.
285 * config/mips/mips.c (mips_move_1word,mips_move_2words,
286 gen_conditional_branch,override_options) : Use them.
287 * config/mips/mips.md : Use them.
289 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
291 * i386.md (zero_extendqihi2): Use SImode register name with andl.
293 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
295 * integrate.c (function_cannot_inline_p): Don't allow inlining
298 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
300 * c-parse.in (cast_expr): Constify.
302 * cccp.c (special_symbol): Likewise.
304 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
306 * dwarf2out.c (base_type_die): Likewise.
308 * global.c (allocno_compare): Likewise.
310 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
312 * regclass.c (fix_register): Likewise.
314 * rtl.h (fix_register): Likewise.
316 * stupid.c (stupid_reg_compare): Likewise.
318 * toplev.c (decode_f_option): Likewise.
320 * tree.c (build_complex_type): Likewise.
322 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
324 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
326 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
328 * reload.c (find_reloads): Compute mode and nregs fields of all
330 * reload1.c (calculate_needs_all_insns): Simplify a bit.
331 (calculate_needs): Use precomputed mode/nregs values.
332 (allocate_reload_reg): Likewise.
334 (failed_reload, set_reload_reg): ... new functions.
335 (choose_reload_regs_init): New function, mostly broken out from...
336 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
337 Also lose one #if 0 block.
339 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
341 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
344 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
346 * tree.h (BLOCK_TYPE_TAGS): Remove.
347 (BLOCK_END_NOTE): Likewise.
348 (BLOCK_LIVE_RANGE_FLAG): Likewise.
349 (BLOCK_LIVE_RANGE_START): Likewise.
350 (BLOCK_LIVE_RANGE_END): Likewise.
351 (tree_block): Remove live_range_flag, live_range_var_flag, and
352 type_tags. Remove end_note, live_range_start, and live_range_end.
353 (remember_end_note): Remove prototype.
354 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
355 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
357 * ggc-common.c (ggc_mark_tree_children): Don't mark
358 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
359 * integrate.c (adjust_copied_decl_tree): Remove.
360 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
361 * stmt.c (last_block_end_note): Remove.
362 (init_stmt): Don't add a GC root for it.
363 (expand_fixup): Don't set it.
364 (remember_end_note): Remove.
365 (expand_end_bindings): Don't set last_block_end_note.
367 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
369 * reload1.c (reload_reg_free_for_value_p): Show
370 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
373 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
375 * expmed.c (extract_bit_field): Allow for the case of non-integer
376 objects that are smaller than a word (like SFmode on a 64-bit
379 * loop.c (basic_induction_var): A non-integer variable which is
380 being set by a paradoxical subreg is probably not a biv.
382 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
384 * prefix.c (translate_name) Check for empty prefix string.
386 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
388 * Makefile.in (CPP_CROSS_NAME): New variable.
389 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
391 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
392 names of the files to be uninstalled.
394 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
396 * collect2.c (IS_DIR_SEPARATOR): Define.
397 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
399 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
402 * haifa-sched.c (add_dependence): Update the true dependency
403 cache the first time we add a true dependence to the LOG_LINKS chain.
405 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
407 * fold-const.c (fold): Fix comment.
409 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
411 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
412 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
413 dbxout_start_new_source_file, dbxout_source_file,
414 dbxout_source_line, dbxout_finish, dbxout_type_fields,
415 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
417 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
418 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
419 (dbxout_block): Initialize variable `blocknum'.
421 * dbxout.h (dbxout_init, dbxout_finish,
422 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
423 dbxout_args, dbxout_source_line): Constify a char*.
425 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
426 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
427 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
428 low_pc_attribute, high_pc_attribute, body_begin_attribute,
429 body_end_attribute, comp_dir_attribute, sf_names_attribute,
430 src_info_attribute, mac_info_attribute, producer_attribute,
431 lookup_filename, generate_macinfo_entry, fundamental_type_code,
432 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
433 dwarfout_undef): Constify a char*.
434 (add_incomplete_type, retry_incomplete_types): Add prototypes.
436 * dwarfout.h (dwarfout_define, dwarfout_undef,
437 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
439 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
441 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
442 (MULTILIB_ISA_DEFAULT): New.
443 (MULTILIB_DEFAULTS): Use it.
444 * config/mips/mips.c (): Remove the now unnecessary definition
446 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
447 unnecessary definition.
449 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
451 * arm.md (pic_load_addr): Add constraints to operand 1.
453 1999-10-25 Bruce Korb <autogen@linuxbox.com>
455 * fixinc/genfixes: Provide a means for specifying -D options to
458 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
460 * arm.c (arm_override_options): Correct initialization of
461 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
462 arm_is_strong, and arm_is_6_or_7.
464 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
465 (note_set_pseudo_multiple_uses): New function.
466 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
467 if a pseudo set in the loop exit is used elsewhere.
469 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
471 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
473 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
475 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
476 a single load-address pattern.
478 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
480 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
481 depending on whether or not line-number notes are present.
483 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
485 * cccp.c (progname, file_buf, default_include, include_file,
486 macrodef, definition, hashval, wchar_type, user_label_prefix,
487 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
488 expand_to_temp_buffer, is_system_include, base_name,
489 absolute_filename, read_name_map, open_include_file,
490 record_control_macro, check_precompiled, check_preconditions,
491 pcfinclude, pass_thru_directive, create_definition,
492 check_macro_name, comp_def_part, collect_expansion,
493 check_assertion, read_token_list, assertion_install,
494 assertion_lookup, eval_if_expression, conditional_skip,
495 validate_else, skip_quoted_string, quote_string, macarg1,
496 error_from_errno, install, lookup, hashf, dump_defn_1,
497 perror_with_name, pfatal_with_name, main, trigraph_pcp,
498 check_white_space, rescan, handle_directive, monthnames,
499 special_symbol, do_include, remap_include_file, write_output,
500 arglist, do_assert, do_unassert, do_line, do_error, do_once,
501 do_ident, do_sccs, do_xifdef, skip_if_group,
502 output_line_directive, macroexpand, macarg, change_newlines,
503 initialize_builtins, make_definition): Constify a char*.
505 * pcp.h (stringdef): Likewise.
507 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
509 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
512 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
513 Richard Henderson <rth@cygnus.com>
515 * alias.c: Include ggc.h.
516 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
517 (record_set): Verify enough room in reg_base_value.
518 (init_alias_analysis): Allocate reg_base_value with xcalloc.
519 Register it as a GC root.
520 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
521 * Makefile.in (alias.o): Depend on ggc.h.
523 * unroll.c (unroll_loop): Verify the insn before a barrier
524 is a JUMP_INSN before checking JUMP_LABEL.
526 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
528 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
529 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
530 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
531 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
532 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
533 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
535 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
537 * output.h (ctors_section, dtors_section, bss_section): Prototype.
539 * alpha/alpha-interix.h (text_section): Delete prototype.
540 * alpha/elf.h (text_section): Likewise.
541 * arm/linux-elf.h (text_section): Likewise.
542 * arm/linux-telf.h (text_section): Likewise.
543 * c4x/c4x.h (text_section): Likewise.
544 * dsp16xx/dsp16xx.h (bss_section): Likewise.
545 * elfos.h (text_section): Likewise.
546 * i386/aix386ng.h (text_section): Likewise.
547 * i386/i386-interix.h (text_section): Likewise.
548 * i386/sco5.h (text_section): Likewise.
549 * i386/svr3gas.h (text_section): Likewise.
550 * nextstep.h (text_section): Likewise.
551 * psos.h (text_section): Likewise.
552 * ptx4.h (text_section): Likewise.
553 * svr3.h (text_section): Likewise.
554 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
556 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
558 * final.c (peephole): Delete prototype.
560 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
561 (pre_insert_copies): Remove unused variable `bb'.
563 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
566 * output.h (peephole): Add prototype.
568 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
570 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
573 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
575 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
576 for inlined declarations.
578 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
580 * arm.c (logical_binary_operator): New fucntion.
581 * arm.h (logical_binary_operator): Declare it.
582 (PREDICATE_CODES): Handle logical_binary_operator.
583 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
584 output constraints. Add appropriate splitters.
585 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
586 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
587 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
589 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
591 * genoutput.c (struct operand_data): New elt eliminable.
592 (output_operand_data): Write it.
593 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
594 (compare_operands): Take it into account.
595 * recog.h (struct insn_operand_data): New elt eliminable.
596 * reload1.c (check_eliminable_occurrences, elimination_effects): New
598 (old_asm_operands_vec, new_asm_operands_vec): Delete.
599 (eliminate_regs): Move code that detects changes to elimination
600 target regs into new function elimination_effects.
601 Delete one #if 0 block.
602 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
603 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
604 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
605 Only call eliminate_regs for real operands of the insn, not for parts
606 of its structure or parts matched by things like match_operator.
607 Use elimination_effects and check_eliminable_occurrences. Use
608 copy_insn to duplicate the pattern when not in the final pass.
610 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
612 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
615 1999-10-22 Bruce Korb <autogen@linuxbox.com>
617 * fixinc/README: document the "mach" machine matching test
618 * fixinc/fixfixes.c: Implement the #else/#endif label fix
619 * fixinc/fixtests.c: Implement the #else/#endif label test
620 * fixinc/inclhack.def: utilize these tests and fixes
621 * fixinc/inclhack.sh: regen
622 * fixinc/fixincl.x: regen
623 * fixinc/fixincl.sh: regen
625 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
627 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
630 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
632 * gcc.1: Document exit codes.
634 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
636 * calls.c: Include tm_p.h later, so everything we need is defined.
638 * function.c: Likewise.
640 * except.c: Include tm_p.h.
643 (dwarf2out_cfi_label): Don't prototype.
644 (check_return_regs, epilogue_renumber,
645 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
646 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
647 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
648 ultra_schedule_insn): Add static prototype.
649 (data_segment_operand, text_segment_operand): Call itself with the
650 proper number of arguments.
651 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
653 * sparc.h: Move all declarations to sparc-protos.h.
654 (SELECT_RTX_SECTION): Pass a missing MODE argument to
657 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
659 * config/svr4.h (text_section, ctors_section, dtors_section): Add
661 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
662 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
663 ASM_OUTPUT_ASCII): Constify a char*.
665 * sparc-protos.h: New file for sparc prototypes.
667 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
669 * function.c (record_insns, contains): Always declare and define.
670 (record_insns): Mark with ATTRIBUTE_UNUSED.
672 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
674 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
675 to .section when outputting a .bss section to deal with multiple
676 .bss input sections (as happens with -fdata-sections)
677 Also output %progbits, not @progbits so the assembler doesn't treat as
679 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
681 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
682 thumb parts even when building with non-thumb CPUs, by forcing
685 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
687 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
688 (movdf_const_intreg_sp64): Similarly.
690 * local-alloc.c (update_equiv_regs): Check the correct insn
691 for pre-existing REG_EQUIV notes.
693 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
695 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
696 block reached by a branch if we're not going to actually process
699 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
701 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
702 a local extern function declaration.
704 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
706 * i386.c (ix86_expand_prologue): Properly wrap USE around
707 reg for CALL_INSN_FUNCTION_USAGE.
709 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
711 * config/mips/mips.md (movdf_internal1a): Allow floating-point
712 move between GP_REGs.
714 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
716 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
717 the mode size when finding out if an offset is legal.
719 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
721 * basic-block.h (PROP_*): Move constants from ...
723 (compute_bb_for_insn): Free the array before reallocating.
724 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
725 (allocate_reg_life_data): Reset all reg variables collected by
727 (get_block_head_tail): Don't convert from bb to block.
728 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
729 (find_insn_reg_weight): Take block not bb.
730 (schedule_block): Don't set block num for moved insns.
731 (schedule_region): Don't update_life_info or find_insn_reg_weight.
732 (schedule_insns): Do it here instead.
733 * combine.c (combine_instructions): Invoke compute_bb_for_insn
734 before update_life_info.
735 * recog.c (split_all_insns, peephole2_optimize): Update for
736 new arg to update_life_info.
737 * rtlanal.c (remove_note): Cope with NULL note.
738 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
741 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
743 * jump.c (jump_optimize_1): More accurately detect casesi insns.
745 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
746 block records so that merge_blocks_nomove will clean up correctly.
747 (split_edge): Handle casesi insns.
749 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
751 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
753 * pa.md (call, call_value): Do not emit a blockage after restoring
756 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
758 * c-typeck.c (c_expand_asm_operands): Fix typo.
760 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
762 * arm.c (fpu_rhs_operand): Verify modes.
763 (fpu_add_operand): Likewise.
764 (di_operand): Likewise.
765 (soft_df_operand): Likewise.
767 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
769 * arm.c (arm_return_in_memory): APCS rules state that the elements
770 of a structure returned in a register must be 'integer-like'.
772 1999-10-19 Bruce Korb <autogen@linuxbox.com>
774 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
775 in the source tree when the generated targets are out of date
776 * fixinc/genfixes: Alter it to run individual fixes for make.
777 * fixinc/README: rewrite
778 * fixinc/inclhack.def: moved initial comments to README
780 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
782 * toplev.c (main): Do not generate an error message if an
783 unrecognised command line switch is recognisable by another
784 language. If extra_warnings are enabled, then generate a
785 warning message instead.
787 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
789 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
790 (insert_pack_attributes): Delete prototype.
792 * c-pragma.c (default_alignment): New static variable.
793 (push_alignment): Initialize to current effective alignment.
794 (pop_alignment): Use to set new alignment.
795 (insert_pack_attributes): Delete function.
796 (handle_pragma_token): Set default_alignment as well each time
797 a #pragma pack(<n>) is encountered.
799 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
801 * reg-stack.c (stack_result): Aggregates are not returned in
804 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
806 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
808 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
810 * basic-block.h (set_block_num): Declare.
811 * flow.c (update_life_info): Don't call compute_bb_for_insn
812 or free_basic_block_vars.
813 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
814 (insn_orig_block): Remove.
815 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
816 (schedule_block): Keep BLOCK_NUM up-to-date.
817 (schedule_insns): Use compute_bb_for_insn.
818 * recog.c (split_all_insns): Likewise.
819 (peephole2_optimize): Likewise.
821 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
823 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
824 if the pic register is used.
826 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
828 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
829 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
830 if that tests TREE_PERMANENT.
832 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
834 * cse.c (invalidate_for_call): Do not remove memory references from
835 the table here. It's handled elsewhere.
837 * haifa-sched.c (add_dependence): Protect references to the
838 true dependency cache with #ifdef INSN_SCHEDULING.
839 (remove_dependence): Similarly.
841 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
842 to the cfg code that this is a return instruction.
843 * mn10300.md (return_internal): Similarly.
845 * combine.c (get_last_value): If the last set of a register
846 is after subst_low_cuid, then we can not use it to determine
847 the register's last value.
849 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
851 * Makefile.in: Back out previous change.
853 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
855 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
857 * haifa-sched.c (add_dependence): Only check/update the cache
859 (remove_dependence): Likewise.
860 (schedule_insns): Only create the true_dependency_cache if the
861 average number of instructions in a basic block is very large.
863 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
865 * Makefile.in (ggc-common.o): Depend on genrtl.h.
866 (ggc-simple.o): Likewise.
867 (ggc-page.o): Likewise.
869 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
871 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
872 Prototype for exported functions.
873 (pre_lcm, pre_rev_lcm): Remove prototypes.
874 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
875 (compute_available): Move to lcm.c, and change parameter order.
876 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
877 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
878 (gcse_main): No longer call compute_preds_succs. Rebuild the
879 set table after reach pre pass.
880 (pre_insert_map, pre_delete_map, edge_list): New.
881 (alloc_pre_mem): Allocate edge vectors.
882 (free_pre_mem): Delete edge vectors.
883 (compute_pre_data): Call new edge based lcm routines.
884 (process_insert_insn): New function.
885 (insert_insn_end_bb): Use it.
886 (pre_edge_insert): New function.
887 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
889 (pre_insert_copies): Revamp using new edge based lcm outputs.
890 (pre_delete): Likewise.
891 (one_pre_gcse_pass): Insert & remove fake edges to the exit
893 (compute_code_hoist_vbeinout): New new edge based routines.
894 * lcm.c: Remove all the old LCM functions. Replace with new ones
895 that work with the new cfg datastructures and work with edges
898 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
900 * reload.h (struct reload): Add new fields "mode" and "nregs".
901 * reload1.c: Change all occurrences of reload_mode and reload_nregs
902 to reference the "mode" and "nregs" field within struct reload.
904 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
906 * haifa-sched.c (true_dependency_cache): New.
907 (add_dependence): Use the true dependency cache to avoid expensive
908 walks down the LOG_LINKS dependency list. Add entries to the
910 (remove_dependence): Remove entries from the true dependency cache
912 (schedule_insns): Allocate and initialize and free the true
915 * haifa-sched.c (schedule_insns): Do not remove inter-block
916 dependencies anymore.
918 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
920 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
921 * i386/t-winnt: Likewise.
923 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
925 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
927 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
929 * Makefile.in (LANGUAGES): Omit "proto".
930 (clean): Remove stale comment about removing unprotoize.c.
932 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
934 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
935 using arithmetic on void pointers.
937 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
939 * haifa-sched.c (compute_block_forward_dependencies): Only check
940 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
942 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
944 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
945 (expr_equiv_p): Reject memories with different alias sets.
947 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
949 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
950 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
951 (f_options): Add "bounded-pointers" and "bounds-check" entries.
952 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
953 (lang_init): Set default for flag_bounds_check if still "unspecified".
955 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
957 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
959 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
961 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
964 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
966 * config/c4x/c4x.md (*db_noclobber,
967 *decrement_and_branch_until_zero_noclobber): New patterns and
968 associated splitters.
970 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
972 * config/c4x/c4x.md (parallel instruction patterns): Rework
973 constraints to keep reload happy.
975 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
977 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
978 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
979 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
980 Add new patterns and associated post-reload splitters.
982 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
984 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
986 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
988 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
990 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
992 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
994 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
997 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
999 * pa.c (move_operand): Rely on memory_address_p to determine the
1000 validity of non-indexed memory addresses.
1001 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
1002 operand in DFmode and SFmode when generating PA2.0 code.
1004 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
1006 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
1008 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
1010 * mips.c (function_prologue): Fix argument types.
1011 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
1012 (casesi_internal): Write to the scratch register.
1014 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
1016 * cppexp.c (cpp_parse_escape): Make static. Change second arg
1018 (parse_charconst): Delete unnecessary cast when calling
1020 (cpplib.h): Kill prototype of cpp_parse_escape.
1022 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
1024 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
1025 * unroll.c (unroll_loop): Cast return value of alloca.
1026 * i370/i370.c: Include function.h and toplev.h.
1027 (i370_label_scan): Remove c++ commented abort.
1028 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
1029 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
1030 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
1031 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
1033 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
1035 * config/t-freebsd: Do not override USER_H.
1036 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
1038 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
1039 Mumit Khan <khan@xraylith.wisc.edu>
1041 * c-parse.in (component_decl): Support anonymous struct/union.
1043 * c-parse.y: Regenerate.
1044 * c-parse.c: Likewise.
1045 * objc/objc-parse.y: Likewise.
1046 * objc/objc-parse.c: Likewise.
1047 * c-decl.c (finish_struct): Don't sort the fields.
1048 (field_decl_cmp): Delete unused function.
1050 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
1052 * sparc.md (movsf_const_intreg): Revert last constraint change.
1053 (movdf_const_intreg_sp32): Likewise.
1055 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
1057 * cse.c: Include hashtab.h instead of splay-tree.h
1058 (struct cse_reg_info): No longer use variant union. Add new
1059 field "regno". All references changed to avoid union.
1060 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
1061 (free_cse_reg_info): Remove.
1062 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
1063 (get_cse_reg_info): Revamp to use expandable hash tables instead
1064 of splay trees. Initialize new fields in cse_reg_info structure.
1065 (new_basic_block): Similarly.
1067 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
1069 * genrecog.c (message_with_line): Prototype.
1070 (validate_pattern): Pass along the set for the dest, not a flag.
1071 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
1072 Check for PC/CC0 as sources.
1073 (nodes_identical): Check for children position match before
1074 allowing the combination.
1076 * rtl.c (read_rtx): Track line number across \\\n.
1078 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
1080 * mips.h (SPECIAL_MODE_PREDICATES): New.
1081 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
1082 (movdi+1, movsi+1): Add output reload constraint.
1083 (casesi_internal): Likewise. Fix commentary.
1084 (return_internal): Use pmode_register_operand.
1086 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
1088 * 1750a.md (movstrqi): Add missing output reload constraint.
1089 (call_value): Likewise.
1090 * a29k.md (cpxxx patterns): Add missing match_operator mode.
1091 (jmpfdec): Add missing inout reload constraint.
1092 * elxsi.md (addsi patterns): Add missing output reload constraint.
1093 (move from sp): Use @ alternates.
1094 (call_value): No constraint on output.
1095 * fr30.md (movsi_pop): Add missing output reload constraint.
1096 (movsf_constant_store): Likewise.
1097 (splits): Remove constraints.
1098 (subsi3): Add missing mode.
1099 * i370.md (cmpstrsi+1): Add missing output reload constraint.
1100 (call_value): Likewise.
1101 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
1102 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
1103 * m32r.md (movsicc_internal): Add output reload constraint.
1104 (movstrsi_internal): Add inout reload constraints.
1105 * m88k.h (reg_names): Don't declare.
1106 (SPECIAL_MODE_PREDICATES): New.
1107 * m88k.md (*): Use register_operand not reg_or_0_operand
1109 * mn10200.h (PREDICATE_CODES): New.
1110 * ns32k.md (ffs pattern): Add output reload constraint.
1111 * pdp11.md (sob pattern): Add inout reload constraint.
1112 * sh.md (splits): Remove constraints.
1113 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
1114 * v850.md (pattern_is_ok_for_epilogue): Likewise.
1115 * vax.md (jgequ pattern): Add inout reload constraint.
1117 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
1119 * configure.in (djgpp): Revert previous patch.
1120 * configure: Rebuit.
1121 * config/i386/djgpp.h: Revert previous patch.
1123 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
1125 * fixinc/inclhack.def: Restore patch lost during last merge of
1126 "no_bogosity" branch.
1127 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
1129 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
1131 * fixincludes: Add a HPUX 11 fix for inttypes.h.
1132 * fixinc/inclhack.def: Same.
1133 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
1135 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
1137 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
1138 as the base of a PLUS.
1140 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1142 * config/c4x/c4x.md: Define mode for remaining unspec operators.
1143 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
1145 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
1147 * pa.md (post_stw+1): Use pmode_register_operand.
1148 (dcacheflush, icacheflush): Likewise.
1150 * i386.md (movstricthi_1): Allow r/r.
1152 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
1154 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
1155 to (not (and (arg0) (arg1))). Similary for and.
1157 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
1158 falltrought to assocate code.
1159 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
1162 * combine.c (simplify_logical): Convert XOR to IOR if operands have
1163 no bits in common; remove XOR to ROTATE conversion.
1165 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1167 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
1169 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1171 * config/c4x/c4x.c (dst_operand): New.
1172 (PREDICATE_CODES): Update.
1173 * config/c4x/c4x.h (dst_operand): Declare it.
1174 * config/c4x/c4x.md: Define mode for each unspec usage.
1175 (move patterns): Use dst_operand predicate instead of src_operand.
1176 (movqi_update, movqf_update): Delete.
1178 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
1180 * recog.c (pmode_register_operand): New.
1181 * recog.h: Declare it.
1182 * genrecog.c (pred_codes): Likewise.
1183 (special_mode_pred_table): Likewise.
1184 (validate_pattern): Don't warn no mode for address_operand.
1186 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
1187 if the operand is not insn-like.
1189 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
1190 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
1192 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
1194 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
1196 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
1197 instead of general_operand in a SET_DEST. Use const_double_operand
1198 instead of an explicit test against CONST_DOUBLE.
1199 (movsf_const_lo): Add missing register mode.
1200 (goto_handler_and_restore): Add auxiliary test for Pmode.
1201 (flush): Adjust to use address_operand.
1202 (return_sf_no_fpu): Add missing output constraint.
1204 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
1206 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
1207 for call return value.
1208 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
1210 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
1212 * toplev.c (main): Only warn about options for other languages.
1213 * collect2.c (main): Pass -w to sub-gcc.
1215 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
1217 * flow.c (propagate_block): Add call-clobbered registers to
1220 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
1221 zapping mem_set_list.
1222 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
1223 (mark_set_1, mark_used_regs): Likewise.
1225 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
1227 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
1229 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1231 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
1232 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
1233 options. Also add a new item "C-only Warning Options" to the
1236 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
1238 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
1239 from multiple calls.
1241 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
1243 * i386.md (call value patterns): Move to the end of the file.
1244 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
1246 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
1248 * configure.in (djgpp configuration): Define extra_objects..
1249 * configure: Rebuilt.
1250 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
1251 (DTORS_SECTION_ASM_OP): Define.
1252 (INIT_SECTION_ASM_OP): Define.
1253 (FINI_SECTION_ASM_OP): Define.
1254 (DATA_SECTION_ASM_OP): Define.
1255 (TEXT_SECTION_ASM_OP): Define.
1256 (EH_FRAME_SECTION_ASM_OP): Define.
1257 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
1258 (STARTFILE_SPEC): Add crtbegin.o.
1259 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
1260 to here from LINK_COMMAND_SPEC.
1261 (DO_GLOBAL_CTORS_BODY): Define.
1262 (CRTSTUFF_USE_FINI_SECTION): Define
1263 (HAS_INIT_SECTION): Delete.
1265 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
1267 * Makefile.in (all.cross): Depend on xcpp$(exeext).
1269 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
1271 * pa.h (PREDICATE_CODES): New.
1273 * genrecog.c (validate_pattern): Condense the destination
1276 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
1278 * alpha.md (call-1): Supply missing mode for operator.
1279 (*): Add missing output reload constraints. Remove constraints
1282 * i386.h (SPECIAL_MODE_PREDICATES): New.
1283 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
1284 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
1285 (addsi_lea_3): Add missing mode for op 3.
1286 (prologue_set_got, prologue_get_pc): Add missing modes.
1287 (*) Add missing output reload constraints.
1289 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
1291 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
1292 check for member bit-size overflow and use var_size if it occurs.
1293 (layout_record): Use bitsize_int() to define the type size in bits.
1294 Likewise for computation and assignment to DECL_FIELD_BITPOS.
1295 (layout_decl): Likewise when assigning to DECL_SIZE.
1297 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
1299 * genrecog.c (validate_pattern): Typo last change. Verify
1300 that output operands have output reloads.
1302 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
1304 * genrecog.c (special_mode_pred_table): New.
1305 (NUM_SPECIAL_MODE_PREDS): New.
1306 (find_operand): New.
1307 (validate_pattern): New argument `insn'. Warn for assignment to
1308 any predicate accepting non-lvalues. Conditionaly warn for
1309 match_operand without a mode. Try much harder to match source
1310 and destination modes on a set.
1311 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
1313 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
1315 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
1317 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
1319 * combine.c (simplify_logical): Recognize xor pattern that encodes
1322 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1324 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
1327 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
1329 * ggc-page.c (MAP_FAILED): Provide default.
1331 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
1333 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
1334 * sparc.h (PREDICATE_CODES): Update.
1336 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
1338 * alpha.c (some_ni_operand): New.
1339 * alpha-protos.h: Declare it.
1340 * alpha.h (PREDICATE_CODES): Update.
1341 * alpha.md (sXaddq reload insns): Use some_ni_operand
1342 for SET_DEST instead of some_operand.
1344 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
1345 Jim Wilson <wilson@cygnus.com>
1347 * genrecog.c (maybe_both_true_2): Don't compare modes of
1349 (process_tree): Elide peephole2_insns. Invoke simplify_tests
1350 after find_afterward.
1351 (debug_decision_1): Dump next and afterward codes.
1353 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
1355 * rtl.c (dump_and_abort): Remove.
1356 (fatal_with_file_and_line): New.
1357 (fatal_expected_char): New.
1358 (read_rtx_lineno, read_rtx_filename): New.
1359 (read_skip_spaces): Track line number.
1360 (read_name): Use fatal_with_file_and_line.
1361 (read_rtx): Use fatal_expected_char. Track line number.
1362 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
1364 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
1365 if it isn't a CODE_LABEL.
1367 * genattr.c (main): Set read_rtx_filename.
1368 * genattrtab.c (main): Likewise.
1369 * gencodes.c (main): Likewise.
1370 * genconfig.c (main): Likewise.
1371 * genemit.c (main): Likewise.
1372 * genextract.c (main): Likewise.
1373 * genflags.c (main): Likewise.
1374 * genopinit.c (main): Likewise.
1375 * genoutput.c (main): Likewise.
1376 * genpeep.c (main): Likewise.
1378 * genrecog.c (decision_test.u.insn): Add `lineno'.
1379 (pattern_lineno, error_count): New variables.
1380 (message_with_line): New.
1381 (add_to_sequence): Break out checking code to ...
1382 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
1383 (merge_insn): Use message_with_line.
1384 (make_insn_sequence): Use validate_pattern. Record insn lineno.
1385 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
1387 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1389 * expr.c (store_constructor): Clear union if constructor is empty.
1391 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
1393 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
1394 Add !endian checks. Change %{...} to %(...).
1396 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
1398 * i386.md (*addsi3_cc): Renamed from addcsi3.
1399 (*addsi3_carry): Renamed from addxsi3.
1400 (*subsi3_cc): Renamed from subcsi3.
1401 (*subsi3_carry): Renamed from subxsi3.
1402 (*xorqi_cc_1): Renamed from xorcqi_1.
1403 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
1404 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
1406 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
1408 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
1409 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
1411 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
1413 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
1414 climb up the chain of insns.
1416 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
1418 * genrecog.c (write_subroutine): Careful for null trees.
1419 (process_tree): Don't elide empty functions.
1421 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
1423 * Makefile.in (genrtl.o): Depend on ggc.h.
1424 * configure.in (valloc): Probe for it.
1425 (with-gc): Use ggc-page if valloc present.
1426 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
1427 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
1428 (ggc_alloc_string): Moved from ggc-page.c.
1429 * ggc-none.c (ggc_alloc_obj): New.
1430 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
1431 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
1432 (struct globals): Likewise for dev_zero_fd.
1433 (init_ggc): Likewise for it's initialization.
1434 (ggc_allocated_p): Move careful dereference from ...
1435 (ggc_lookup_page_table): ... here. Delete.
1436 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
1437 (alloc_anon): Use valloc if no mmap.
1438 (release_pages): Use free if using valloc.
1439 (ggc_alloc_obj): Renamed from alloc_obj.
1440 (ggc_set_mark): Renamed from mark_obj.
1441 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
1442 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
1443 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
1444 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
1445 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
1446 (ggc_collect): Use fp printing instead of our own rounding.
1447 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
1448 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
1449 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
1450 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
1451 (struct ggc_string, struct ggc_any): Delete.
1452 (offsetof): Provide default definition.
1453 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
1455 (struct ggc_mem): New, from corpse of ggc_any.
1456 (struct ggc_status): Delete.
1457 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
1458 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
1459 (n_strings_collected, n_anys_collected): Delete.
1460 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
1461 (ggc_alloc_string, ggc_alloc): Delete.
1462 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
1463 (ggc_free_string, ggc_free_any): Delete.
1464 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
1465 (ggc_compare_addresses, ggc_mark_string): Delete.
1466 (ggc_mark_string_if_gcable, ggc_mark): Delete.
1467 (search_data): Delete.
1468 (struct globals): New.
1469 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
1470 (tree_insert, tree_lookup): New.
1471 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
1472 (clear_marks, sweep_objs): New.
1473 (ggc_collect): Gut. Use clear_marks, sweep_objs.
1474 (init_ggc): Set allocated_last_gc.
1475 (ggc_push_context): Gut. Use G.context.
1476 (ggc_pop_context): Likewise.
1477 (ggc_pop_context_1): New.
1478 (debug_ggc_tree): New.
1479 (debug_ggc_balance, tally_leaves): New.
1480 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
1481 (ggc_mark_string_if_gcable): Remove decl.
1482 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
1483 (ggc_mark_rtvec_children): New.
1484 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
1485 (ggc_mark_if_gcable): New decl.
1486 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
1487 (ggc_alloc_tree, ggc_alloc): Likewise.
1488 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
1489 (ggc_alloc_obj): New decl.
1490 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
1491 (ggc_alloc_tree, ggc_alloc): Likewise.
1492 (ggc_set_mark): New decl.
1493 * rtl.h (struct rtx_def): Remove gc_mark.
1494 (struct rtvec_def): Likewise.
1495 * tree.h (struct tree_common): Likewise.
1497 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
1499 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
1500 float_format and thread_file definitions.
1501 * configure: Rebuilt.
1503 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
1505 * extend.texi (Function Names): Document types of function names.
1507 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1509 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1510 an earlyclobbered output conflict with RELOAD_INPUT reloads.
1512 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1514 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
1516 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1518 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
1520 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
1522 * collect2.c (main): Do prelimnary link on AIX if rflag.
1524 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1526 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
1527 __CTOR_LIST__ in opposite order, which is the correct order for sorted
1529 (__do_global_dtors): similarly for __DTOR_LIST__.
1531 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1532 Diego Novillo <dnovillo@cygnus.com>
1534 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
1537 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
1539 * fixincl/*: Merged "no_bogosity" branch
1540 * fixincl/fixlib.h: protect against doubly defining t_bool
1541 * fixincl/server.h: protect against doubly defining t_bool
1543 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
1545 * genoutput.c: Include toplev.h.
1547 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
1549 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
1551 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
1552 * configure: Regenerate.
1554 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1556 * gcse.c (delete_null_pointer_checks): Returns void.
1558 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1560 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
1561 * emit-rtl.c (copy_insn_1): Likewise.
1563 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1565 * config/mips/mips.c (mips_build_va_list): Correct
1566 TREE_CHAIN setting when hard-float.
1567 (mips_va_start): Use corrected setting.
1568 (mips_va_arg): Likewise. Also pass a tree to build of
1569 POSTINCREMENT_EXPR rather than a naked 'int'.
1571 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
1573 * ggc.h (ggc_push_context): Fix comment.
1574 (ggc_pop_context): Likewise.
1575 (mark_string_if_gcable): Likewise.
1576 * ggc-common.c (ggc_mark_rtx_children): Use
1577 ggc_mark_string_if_gcable.
1578 * ggc-page.c (ggc_lookup_page_table): New function.
1579 (ggc_allocated_p): Likewise.
1580 (mark_obj): Fix formatting.
1581 (ggc_mark_string_if_gcable): New function.
1582 * ggc-simple.c (ggc_allocated_strings): New variable.
1583 (ggc_strings_used): Likewise.
1584 (ggc_compare_addresses): New function.
1585 (ggc_pop_context): Pop the `any' memory too.
1586 (ggc_mark_string_if_gcable): New function.
1587 (ggc_collect): Initialize and tear down ggc_allocated_strings.
1589 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
1591 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
1592 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
1593 * rs6000.c (expand_block_move): Match movstrsi_?reg register
1596 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
1598 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
1599 (sched_reg_live_length, sched_reg_basic_block): Delete.
1600 (current_block_num, bb_live_regs, old_live_regs): Delete.
1601 (dead_notes, struct sometimes): Delete.
1602 (sched_note_set, birthing_insn_p): Delete.
1603 (adjust_priority): Gut useless reg lifetime code.
1604 (create_reg_dead_note, attach_deaths): Delete.
1605 (attach_deaths_insn, new_sometimes_live): Delete.
1606 (finish_sometimes_live): Delete.
1607 (find_pre_sched_live, find_post_sched_live): Delete.
1608 (update_reg_usage): Delete.
1609 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
1610 (schedule_insns): Delete reg lifetime code.
1611 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
1612 (unlink_other_notes): Adjust REG_NOTE commentary.
1613 (reemit_notes): Use REG_SAVE_NOTE.
1614 (schedule_block): Likewise.
1615 (schedule_region): Allocate bitmap of blocks in region. Use
1616 count_or_remove_death_notes. Use update_life_info.
1618 * rtl.h (REG_SAVE_NOTE): New.
1619 * rtl.c (reg_note_name): Update.
1621 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
1623 * combine.c (refresh_blocks, need_refresh): New.
1624 (combine_instructions): Allocate refresh_blocks. Invoke
1625 update_life_info if needed.
1626 (distribute_notes): Mark refresh_blocks instead of installing
1628 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
1629 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
1631 * Makefile.in (recog.o): Depend on basic-block.h.
1633 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
1635 * genrecog.c (add_to_sequence): Thinko last change: delete
1636 shadowing allow_const_int variable.
1638 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1640 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
1641 __GNUC__ and __GNUC_MINOR__.
1643 * gansidecl.h: Likewise.
1649 * toplev.h: Likewise.
1655 * varray.c: Likewise.
1657 * varray.h: Likewise.
1659 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1661 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
1662 use one before a jump table.
1664 * rtl.def (ADDRESS): Change documentation to match reality.
1665 * md.texi: Don't document it.
1666 * gmicro.md (load address pattern): Use 'p' constraint, delete use
1669 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
1671 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
1673 * genrecog.c (add_to_sequence): Move allow_const_int test outside
1674 known predicate block; default allow_const_int true.
1675 (debug_decision_list): New.
1677 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
1679 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
1681 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
1683 * gcse.c (gcse_main): Avoid global optimizations if we have a
1684 large number of basic blocks and the ratio of edges to blocks
1686 (delete_null_pointer_checks): Likewise.
1688 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
1690 * c-common.c (check_format_info): Warn if format string isn't a
1693 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1695 * configure.in (arm*-*-*): Don't let autoconf remove brackets
1696 * configure: regenerate
1698 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
1700 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
1701 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
1702 (peepholes): Re-enable.
1704 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
1706 * Makefile.in (flow.o): Depend on TREE_H.
1707 * basic-block.h (REG_SET_EQUAL_P): New.
1710 (free_regset_vector): Remove declaration.
1711 (flow_delete_insn_chain): Declare.
1712 (enum update_life_extent): New.
1713 (update_life_info, count_or_remove_death_notes): Declare.
1714 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
1715 Verify register live at bb->global_live_at_start before adding USE.
1716 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
1717 (CLEAN_ALLOCA): New.
1719 (PROP_*): New flags.
1720 (find_basic_blocks_1): Use alloc_EXPR_LIST.
1721 (clear_edges): Zero n_edges.
1722 (make_edge): Increment n_edges.
1723 (split_edge): Don't allocate bb->local_set. Increment n_edges.
1724 (flow_delete_insn_chain): Export.
1725 (delete_block): Decrement n_edges.
1726 (merge_blocks_nomove): Likewise.
1727 (life_analysis): Give life_analysis_1 PROP flags.
1728 (verify_wide_reg_1, verify_wide_reg): New.
1729 (verify_local_live_at_start): New.
1730 (update_life_info): Rewrite to call into propogate_block.
1732 (mark_regs_live_at_end): After reload, if epilogue as rtl,
1733 always mark stack pointer. Conditionally mark PIC register.
1734 After reload, mark call-saved registers, return regsiters.
1735 (life_analysis_1): Accept PROP flags not remove_dead_code.
1736 Call mark_regs_live_at_end before zeroing regs_ever_live.
1737 Use calculate_global_regs_live. Copy global_live_at_end before
1738 calling final propagate_block. Zero reg_next_use on exit.
1739 (calculate_global_regs_live): New.
1740 (allocate_bb_life_data): Don't allocate bb->local_set.
1741 (init_regset_vector, free_regset_vector): Remove.
1742 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
1743 Test flags before every operation. Warn if prologue/epilogue insn
1744 would have been deleted.
1745 (mark_set_regs, mark_set_1): Accept and use FLAGS.
1746 Use alloc_EXPR_LIST.
1747 (mark_used_regs): Accept and use FLAGS, not FINAL.
1748 Remove special handling for RETURN.
1749 (try_pre_increment): Use alloc_EXPR_LIST.
1750 (dump_flow_info): Dump n_edges.
1751 (unlink_insn_chain, split_hard_reg_notes): Remove.
1752 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
1753 (find_insn_with_note, new_insn_dead_notes): Remove.
1754 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
1755 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
1756 (replace_insns): Remove.
1757 (count_or_remove_death_notes): New.
1758 (verify_flow_info): Abort on error after all checks.
1759 (remove_edge): Decrement n_edges.
1760 (remove_fake_edges): Tweek format.
1761 * haifa-sched.c (schedule_insns): Use split_all_insns.
1762 * output.h (update_life_info): Remove declaration.
1763 * recog.c (split_all_insns): From the corpse of split_block_insns,
1764 do the whole function block by block. Use update_life_info.
1765 (recog_last_allowed_insn): New.
1766 (recog_next_insn): Mind it.
1767 (peephole2_optimize): Set it. Walk backwards through blocks.
1768 Use update_life_info.
1769 * rtl.h (update_flow_info, replace_insns): Remove declarations.
1770 (split_all_insns): Declare.
1771 * toplev.c (rest_of_compilation): Thread prologue before flow2.
1772 Use split_all_insns.
1774 * i386.md (or -1 peep2s): Disable.
1776 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
1778 * config/mips/mips.md (movstrsi+[123]) : Combine these into
1779 a single pattern. Scrap the 'd' versions as unnecessary.
1781 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
1782 tablejump_mips162,tablejump_internal4): The operands to a
1783 label_ref must be VOIDmode.
1785 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1787 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
1789 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1791 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
1793 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1795 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
1796 cache every function if ggc_p.
1798 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1800 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
1801 instead of copy_rtx. Accept sequences that contain asm statements.
1802 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
1803 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
1804 orig_asm_operands_vector, copy_asm_operands_vector,
1805 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
1807 * rtl.h (copy_insn, copy_insn_1): Declare.
1809 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1811 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
1813 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
1814 arguments to `current_file_function_operand'.
1816 * genrecog.c: Include hard-reg-set.h and resource.h in the
1817 generated output file.
1819 * real.c: Include tm_p.h.
1821 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1823 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
1826 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
1828 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
1829 before the fctiwz insn.
1831 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1832 Mark Mitchell <mark@codesourcery.com>
1834 * tree.c (make_lang_type_fn): New funtion pointer.
1835 (make_lang_type): Call it.
1836 * tree.h (make_lang_type): Declare.
1837 (make_lang_type_fn): Likewise.
1838 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
1840 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
1842 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
1843 make sure that HIGH instructions are copied into BASE_REGS.
1845 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
1847 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
1849 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
1851 * c-decl.c (finish_struct): Use simpler method of
1852 removing elements of a singly-linked list.
1854 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
1856 * alpha.md (peephole2's): Comment out peephole2's that generate
1859 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
1861 * genrecog.c (add_to_sequence): Disable mode check for
1864 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1866 * ggc-simple.c (init_ggc): Set empty_string.
1868 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
1870 * configure.in: Detect mmap. Add --with-gc=foo to select
1871 garbage collector; default to page if mmap available.
1872 * Makefile.in (GGC): Substitute.
1874 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
1876 * c-decl.c (ggc_p): Enable.
1878 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1880 * flow.c (verify_flow_info): Make it extern & unconditionally define.
1882 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
1884 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
1885 string for little-endian-data.
1887 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
1889 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
1890 case somebody tries to compile --enable-checking code with gcc
1893 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
1895 * genrecog.c (add_to_sequence): Verify operand to label_ref is
1898 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
1900 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
1901 * jump.c (jump_optimize_1): Document why.
1903 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1905 * collect2.c (scan_prog_file, scan_libraries): Prototype function
1906 pointers and casts for `int_handler' and `quit_handler'.
1908 * flow.c (verify_flow_info, split_hard_reg_notes,
1909 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
1910 remove_edge, remove_fake_successors): Add static prototypes.
1911 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
1912 (mark_set_1): Initialize variable `regno'.
1913 (unlink_insn_chain): Likewise for variable `curr'.
1914 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
1916 * loop.c (strength_reduce): Initialize variable
1917 `unrolled_insn_copies'.
1918 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
1919 prototypes. Change these functions to take const PTR parameters
1920 to avoid prototype conflict when used as the comparson argument
1922 (check_dbra_loop): Initialize variable `comparison_val'.
1924 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
1925 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
1926 (find_valid_class): Initialize variable `best_class'.
1927 (find_reloads): Call memcpy, not bcopy.
1929 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
1930 (hard_reg_use_compare): Don't needlessly cast away const.
1931 (reload_reg_class_lower): Likewise.
1932 (choose_reload_regs): Initialize variable `regno'.
1934 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
1936 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
1938 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
1940 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
1941 ({,d}discard): Add forward declarations. Declare parameter as
1943 (main_without_main): Explicitly declare return type to be int.
1944 (memcpy): Properly declare.
1946 * libgcc2.c (toplevel): If inhibit_libc is defined and not
1947 building the trampoline support, declare malloc, free, and
1949 (__clear_cache): Mark arguments as potentially unused.
1951 * frame.c (toplevel): If inhibit_libc is defined, declare
1954 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
1956 * flow.c (make_edge): Accept an optional 2D bitmap in which
1957 to cache edge existence. Update all callers.
1958 (make_label_edge, make_eh_edge): Pass through the edge cache.
1959 (make_edges): Provide the cache.
1961 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1963 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
1965 (local_mbtowc): Change the type of variable `i' from int to size_t.
1967 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
1968 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
1970 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
1972 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
1973 after other includes that define the appropriate types. Include
1974 tm_p.h for getting user prototypes.
1975 * ggc-callbacks.c (toplevel): Ditto.
1976 * ggc-none.c (toplevel): Ditto.
1977 * gcc-page.c (toplevel): Ditto.
1978 * ggc-simple.c (toplevel): Ditto.
1980 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
1981 Jonathan Larmour <jlarmour@cygnus.co.uk>
1983 * config/mips/mips.c (mips_move_2words): Split doubles if
1984 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
1986 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
1988 * genrecog.c (struct decision_test): New.
1989 (struct decision): Remove test-related members, sort the rest by size.
1990 (IS_SPLIT): Simplify.
1991 (new_decision, new_decision_test): New.
1992 (add_to_sequence): Use them. No special handling for args of
1994 (maybe_both_true): Renamed from not_both_true; return sense changed.
1995 (maybe_both_true_1, maybe_both_true_2): New. Broken out
1996 of maybe_both_true and adjusted for decision_test.
1997 (position_merit): Remove.
1998 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
1999 (merge_accept_insn): New, broken out of merge_trees.
2000 (merge_trees): Use them. No special case for c_test; no node
2001 splitting; use test type instead of position_merit.
2002 (factor_tests): New.
2003 (simplify_tests): New.
2004 (break_out_subroutines): Don't write code now.
2005 (find_afterward): New.
2006 (write_afterward, write_switch, write_cond): New.
2007 (write_action, is_unconditional): New.
2008 (write_node): New. Use them.
2009 (write_tree_1): Rewrite. Use the new functions above.
2010 (write_tree): Remove afterward processing.
2011 (write_subroutine): Simplify function variant emission.
2012 (write_subroutines): New.
2013 (same_codes, clear_codes): Remove.
2014 (same_modes, clear_modes): Remove.
2015 (write_header): New, broken out of main.
2016 (make_insn_sequence): Use new_decision and new_decision_test.
2017 (process_tree): New, broken out of main.
2018 (main): Adjust for merge_trees interface change.
2019 Don't #define operands in the output file.
2020 (record_insn_name): New, broken out of make_insn_sequence.
2021 (debug_decision_2, debug_decision_1, debug_decision_0): New.
2022 (debug_decision): New.
2024 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
2026 * resource.c (find_free_register): Mark class_str argument const.
2027 * resource.h: Update prototype to match.
2029 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
2030 * i386.md: Give all anonymous insns names.
2032 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
2034 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
2037 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
2039 * toplev.c (dbr_sched_time): Unconditional.
2040 (peephole2_time): New.
2041 (compile_file): Add pass numbers to all of the dump file suffixes.
2042 Dump peephole2_time. Don't dump times for non-applicable passes.
2043 (rest_of_compilation): Add pass numbers to dump file suffixes.
2044 Conditionalize calls to the scheduler.
2045 * invoke.texi: Update.
2047 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
2049 * flow.c (make_edges): Fix insn iteration.
2050 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
2051 (find_basic_blocks_1): Fix spelling mistake.
2053 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
2055 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
2056 always have side-effects. Use memset not bzero.
2057 (make_node): Likewise.
2059 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
2061 * stmt.c (expand_anon_union_decl): When any of the elements of the
2062 union is addressable, so is the entire union.
2064 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
2066 * sbitmap.c (sbitmap_ones): Don't set too many bits.
2068 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
2069 * bitmap.c (bitmap_operation): Return true iff TO changed.
2070 (bitmap_equal_p): New.
2071 (bitmap_bit_p): Tidy arithmetic.
2072 (debug_bitmap_file): Likewise.
2074 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
2076 * toplev.c (rest_of_compilation): Turn on cse_not_expected
2077 before cse2 instead of after.
2079 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
2081 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
2084 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2086 * cppinit.c (is_idchar initializer): Loosen tests to accept
2089 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
2091 * mips.md: Define conditional move patterns for floating point
2092 operands and DI mode conditions.
2094 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
2096 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
2097 always have side-effects.
2099 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
2101 * mn10200.c (asm_file_start): Fix typo.
2103 * cppinit.c (is_idchar initializer): Tighten tests for when
2104 to put the table into initialized memory.
2106 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
2107 not an array of rtunion.
2108 * gcc-page.c (ggc_alloc_rtvec): Similarly.
2109 * gcc-simple (ggc_free_rtvec): Similarly.
2111 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
2114 * mbchar.h: Add missing #endif.
2116 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
2117 (FPBIT, DPBIT): Define.
2119 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2121 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
2123 * profile.c (instrument_arcs, output_gcov_string,
2124 tablejump_entry_p): Add static prototypes.
2125 (output_gcov_string): Constify a char*.
2127 * regmove.c (replacement_quality, fixup_match_2): Add static
2130 * resource.h (reg_dead_p): Add extern prototype.
2132 * rtl.c (trim_filename): Add static prototype.
2134 * scan-decls.c (skip_to_closing_brace): Likewise.
2136 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
2137 (expand_end_case): Initialize variable `range'.
2138 (emit_case_nodes): Remove unused prototype `rtx_fn'.
2140 * varasm.c (asm_emit_uninitialised): Add static prototype.
2141 (asm_emit_uninitialised, assemble_variable): Mark parameter with
2144 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2146 * cpplib.c (if_directive_nameo): Add static prototype.
2148 * cse.c (cse_insn): Remove unused variable `p'.
2150 * except.c (create_rethrow_ref, push_entry,
2151 receive_exception_label, new_eh_region_entry, find_func_region,
2152 clear_function_eh_region, process_nestinfo): Add static prototypes.
2153 (get_reg_for_handler): Hide definition.
2154 (process_nestinfo): Initialize variable `extra_handlers'.
2156 * expr.h (expand_builtin_longjmp): Add extern prototype.
2158 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
2160 * function.c (prepare_function_start): Likewise.
2161 (pop_function_context_from): Mark parameter `context' with
2163 (push_temp_slots_for_block, flush_addressof): Hide definition.
2165 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
2166 solve_program_flow_graph, calculate_branch_probs,
2167 function_summary, main, fancy_abort): Add prototypes.
2169 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
2170 (add_hash): Constify a char*.
2172 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
2173 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
2174 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
2176 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
2178 * lists.c (free_list, zap_lists): Likewise.
2180 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2182 * alias.c (nonlocal_reference_p): Add static prototype.
2184 * bitmap.c (bitmap_element_allocate): Prototype args in function
2187 * builtins.c (stabilize_va_list): Add static prototype.
2188 (expand_builtin_va_arg): Constify a char*.
2190 * c-lex.c (getch, put_back, extend_token_buffer_to,
2191 read_line_number, token_getch, token_put_back): Add static
2194 * c-parse.gperf (hash, is_reserved_word): Likewise.
2196 * cccp.c (is_dir_separator): Likewise.
2198 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2200 * graph.h: New file to prototype functions exported by graph.c.
2202 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
2204 * graph.c: Include graph.h.
2206 * toplev.c: Likewise. Remove redundant prototypes.
2208 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
2210 * invoke.texi: Removed duplicated description for -Q.
2212 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
2214 * extend.texi: Grammar fix in __extension__ text.
2216 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
2218 * md.texi (define_peephole2): New section.
2220 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
2222 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
2223 (mov $-1 to or peepholer): Enable for pentium when optimizing for
2226 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
2228 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
2230 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
2232 * i386.md (ffs expander): Emit Pentium friendly code for
2235 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
2237 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
2241 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2243 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
2245 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
2247 * config/m68k/m68k.c (use_return_insn): Return false if the pic
2250 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2252 * md.texi (No Constraints): Delete section.
2253 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
2254 * final.c (final_scan_insn): We always have register constraints.
2255 * genattrtab.c: Don't include "insn-config.h".
2256 (write_attr_case): We always have register constraints.
2257 * genconfig.c (register_constraint_flag): Delete.
2258 (walk_insn_part): Don't check whether we have register constraints.
2259 (main): Don't write out "#define REGISTER_CONSTRAINTS".
2260 * genoutput.c (have_constraints): Delete.
2261 (main): Don't set it.
2262 (output_operand_data): We always have constraints.
2263 (scan_operands): Likewise.
2264 (compare_operands): Likewise.
2265 * local-alloc.c (block_alloc): We always have constraints.
2266 (requires_inout): Always compile this function.
2267 * recog.c (extract_insn): We always have constraints.
2268 (constrain_operands, reg_fits_class_p): Always compile these
2270 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
2272 (struct insn_operand_data): Likewise.
2273 * regclass.c (regclass): We always have constraints.
2274 (record_reg_classes, copy_cost, record_address_regs,
2275 auto_inc_dec_reg_p): Always compile these functions.
2276 * regmove.c (regmove_optimize): We always have constraints.
2277 * reload.c (find_reloads): Likewise.
2278 * reload1.c (reload): Likewise.
2279 (reload_cse_simplify_operands): Likewise.
2280 * i860.c (output_delay_insn): Likewise.
2282 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
2284 * iris6.h (BUILD_VA_LIST_TYPE): Define.
2286 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2288 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
2289 for the va_list record.
2291 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
2293 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
2296 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
2298 * alias.c: Include insn-flags.h.
2299 * Makefile.in (alias.o): Update.
2301 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
2303 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
2304 to LTU and GEU. Handle more cases using sbb.
2306 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
2308 * i386.md (truncatexfdf splitters): Do not use subreg.
2309 (fop XFmode patterns): Fix mode in operand testing.
2311 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
2313 * jump.c (jump_optimize_1): Amend last change to test only the
2314 form of the operand, not the insn.
2316 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
2317 not register_operand to determine when B may need preloading.
2319 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
2321 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
2322 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
2323 (call-value patterns): Move to end of file.
2324 (*): Remove mode from label_ref in (pc) context.
2325 (movstrqi): Use memory not general_operand for BLKmode operands.
2326 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
2327 to register_operand operands.
2328 (peep2 patterns): Convert from commented-out peephole patterns.
2330 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2332 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
2333 to BUILT_IN_INIT_DWARF_REG_SIZES.
2334 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
2335 Renamed from BUILT_IN_DWARF_REG_SIZE; call
2336 expand_builtin_init_dwarf_reg_sizes.
2337 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
2338 with __builtin_init_dwarf_reg_size_table.
2339 * dwarf2out.c (struct reg_size_range): Delete.
2340 (expand_builtin_init_dwarf_reg_sizes): New function.
2341 (expand_builtin_dwarf_reg_size): Delete.
2342 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
2343 (expand_builtin_dwarf_reg_size): Don't declare.
2344 * libgcc2.c (dwarf_reg_size_table_initialized): New.
2345 (dwarf_reg_size_table): New.
2346 (init_reg_size_table): New function.
2347 (copy_reg): Use dwarf_reg_size_table.
2348 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
2351 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
2353 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
2354 Correctly build argument list to constructor and destructor functions.
2356 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
2358 * c-tree.h (warn_float_equal): Declare.
2359 * c-decl.c (warn_float_equal): Define.
2360 (c_decode_option): Recognize -W[no-]float-equal.
2361 * c-typeck.c (build_binary_op): Conditionally warn
2362 about equality tests of floating point types.
2363 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
2364 * invoke.texi: Add docs for -Wfloat-equal warning.
2366 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
2368 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
2369 generating RTL directly.
2370 * mips.h (INIT_TARGET_OPTABS): Likewise.
2371 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
2373 * expr.h (init_mov_optab): Delete declaration
2375 * h8300.c (WORD_REG_USED): Update to avoid useless register
2376 saves in interrupt functions and functions which never return.
2378 * cse.c (struct set): Delete inner_dest_loc field.
2379 (cse_insn): Remove assignments to inner_dest_loc field.
2381 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
2383 * ggc-page.c: Don't include <unistd.h> etc taken care of
2384 by "system.h". Include <sys/mman.h> afterward.
2386 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
2388 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
2391 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
2393 * xcoffout.c (xcoffout_declare_function): Add documentation.
2394 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
2395 TARGET_64BIT. Compare constant to -1, not bit pattern.
2396 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
2397 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
2400 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
2402 * dwarf2out.c (add_abstract_origin_attribute): Abort if
2404 (gen_inlined_enumeration_type_die): Do not abort if the type has
2405 not been writeen out.
2406 (gen_inlined_structure_type_die): Do not abort if the type has
2407 not been writeen out.
2408 (gen_inlined_union_type_die): Do not abort if the type has
2409 not been writeen out.
2410 (gen_tagged_type_instantiation_die): Do not abort if the type
2411 has not been written out.
2413 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2415 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
2417 * reg-stack.c (straighten_stack): Copy hard reg set with
2420 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
2422 * builtins.c (stabilize_va_list): Stabilize array type va_list
2423 to a pointer type, not the base record type.
2424 (expand_builtin_va_copy): Dereference the pointers explicitly;
2425 use the correct size for the copy.
2427 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
2428 (rs6000_va_arg): Likewise.
2430 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
2432 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
2434 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
2436 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
2438 (DECL_BUILT_IN_CLASS): Adjust accordingly.
2440 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
2442 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
2443 (init_ggc): Use it instead of a constant.
2444 (ggc_collect): Bound allocated_last_gc by it.
2446 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
2448 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
2451 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
2453 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
2454 (mips*-*-openbsd*): Let big endian configuration be a fragment.
2456 * config/mips/openbsd.h: New, OpenBSD little endian target.
2457 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
2458 * config/mips/xm-openbsd.h: New, OpenBSD host.
2460 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
2462 * config/m68k/m68k.c (output_function_prologue,
2463 output_function_epilogue): Use
2464 current_function_uses_pic_offset_table instead of regs_ever_live
2465 to decide whether to save/restore pic register.
2466 (legitimize_pic_address): Don't modify regs_ever_live any more.
2468 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
2470 * function.h (struct function): Add x_dont_save_pending_sizes_p.
2471 * stor-layout.c (variable_size): Don't add sizes to the pending
2472 sizes list if x_dont_save_pending_sizes_p is set.
2474 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
2476 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
2477 for symbolic_operand().
2478 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
2480 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2482 * combine.c (gen_rtx_combine): Add missing call to va_end().
2484 * final.c (asm_fprintf): Likewise.
2486 * genattrtab.c (attr_rtx): Likewise.
2488 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
2490 * cse.c: Update comments.
2491 (cse_insn): When converting a conditional/computed jump into
2492 an unconditional jump, always make sure a BARRIER immediately
2493 follows the converted jump. Do not delete unreachable code.
2494 (cse_basic_block): Do not delete unreachable code.
2495 * toplev.c (rest_of_compilation): Move call to
2496 delete_trivially_dead_insns after the conditional call to
2499 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2501 * collect2.c (make_temp_file): Don't prototype.
2503 * gcc.c (make_temp_file): Likewise.
2505 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
2507 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
2509 * varasm.c (asm_emit_uninitialised): New function: Generate
2510 the assembler statements necessary to declare an uninitialised
2512 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
2514 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
2515 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
2517 (assemble_variable): Use asm_emit_uninitialised to emit an
2518 uninitialised variable.
2520 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
2522 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
2523 constant on a 64 bit host. Patch supplied by Geoffrey Keating
2524 <geoffk@cygnus.com>.
2526 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2528 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
2529 * c-common.h (builtin_function): Don't declare.
2531 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
2533 (pushdecl): Likewise.
2534 (finish_decl): Likewise.
2535 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
2536 int. All callers changed.
2537 Set the builtin's DECL_BUILT_IN_CLASS.
2538 * tree.h (enum built_in_class): New.
2539 (enum built_in_function): Delete NOT_BUILT_IN.
2540 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
2542 (DECL_SET_FUNCTION_CODE): Likewise.
2543 (DECL_BUILT_IN_CLASS): New macro.
2544 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
2545 (struct tree_decl): Split builtin function code field into a
2547 (builtin_function): Declare.
2549 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
2551 * optabs.c (init_traps): Fix typo in last change.
2553 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
2555 * toplev.c (rest_of_decl_compilation): Update comment.
2557 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2559 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
2560 in .sbss if appropriate.
2561 (EXTRA_SECTION_FUNCTIONS): Add sbss.
2562 (SBSS_SECTION_ASM_OP): New macro.
2563 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
2564 (EXTRA_SECTIONS): Add in_sbss.
2565 * config/mips/mips.h: Prototype sbss_section.
2567 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
2569 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
2572 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
2574 * optabs.c (init_traps): Register trap_rtx as a GC root.
2576 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2578 * config/mips/mips.c (function_arg_pass_by_reference): Define
2579 unconditionally, since it's called unconditionally.
2581 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2583 * toplev.c (documented_lang_options): Add -fshort-wchar.
2584 * c-decl.c (c_decode_option): Likewise.
2585 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
2587 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
2588 * gcc.c (default_compilers): If -fshort-wchar,
2589 override __WCHAR_TYPE__.
2590 * tm.texi (C Dialect Options): Add -fshort-wchar.
2592 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
2593 symbol for a variable.
2595 * cpplib.h (CPP_PREPROCESSED): New macro.
2596 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
2597 we're seeing this input for a second time.
2599 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
2601 * emit-rtl.c (init_emit_once): Initialize modes first.
2603 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
2605 * config/i386/i386.c (pic_label_name): Change to char pointer.
2606 (global_offset_table): New variable.
2607 (load_pic_register): Fill global_offset_table if it hasn't
2608 already been done. Allocate pic_label_name dynamically.
2609 * ggc.h (empty_string): New variable.
2610 * ggc-simple.c (empty_string): Likewise.
2611 (init_ggc): Allocate empty_string and add as root.
2612 * stmt.c (digit_strings): New variable.
2613 (init_stmt): Add last_block_end_note as root. Allocate and
2614 initialize digit_strings.
2615 (expand_asm_operands): Use empty_string instead of string
2616 constant. Use digit_strings instead of string constants.
2617 * profile.c (init_arc_profiler): Allocate string with
2618 ggc_alloc_string instead of xmalloc.
2619 (output_func_start_profiler): Likewise.
2620 * c-typeck.c (digest_init): Check if init is error_mark_node.
2622 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
2623 Richard Henderson <rth@cygnus.com>
2625 * ggc-page.c: New file.
2626 * Makefile.in (ggc-page.o): New.
2628 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
2630 * invoke.texi: Document -fdelete-null-pointer-checks
2631 * toplev.c (flag_delete_null_pointer_checks): New.
2632 (f_options): Add entry for -fdelete-null-pointer-checks.
2633 (rest_of_compilation): Conditionalize null pointer check
2634 elimination on flag_delete_null_pointer_checks.
2635 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
2637 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
2639 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
2640 copyright notice and special exception to GPL.
2642 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2644 * abi64.h (mips_function_value): Add prototype arguments.
2646 * mips-protos.h: New file with mips prototypes.
2648 * mips.c: Include "tm_p.h".
2649 (mktemp, lookup_name): Add prototype arguments.
2650 (extern_list, string_constant, mips_fill_delay_slot,
2651 mips_output_external, mips_output_external_libcall,
2652 mips_output_filename, mips_declare_object, function_prologue,
2653 mips_expand_prologue, function_epilogue, mips16_constant,
2654 build_mips16_function_stub, mips_output_conditional_branch):
2656 (mips_va_start): Remove unused variable `u'.
2657 (mips_va_arg): Cast value to unsigned when comparing against one.
2659 (save_restore_insns, mips_expand_prologue): Add missing arg in
2660 call to `large_int'.
2662 * mips.h: Move prototypes to mips-protos.h.
2663 (data_section, memory_address_p, rdata_section,
2664 readonly_data_section, simple_epilogue_p, text_section): Delete
2665 prototypes delcared elsewhere.
2666 (mips_epilogue_delay_slots, print_options): Delete unused decls.
2668 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
2670 * mips.md: Delete extra args in call to `mips_move_2words'.
2672 * xm-iris6.h (alloca): Add prototype argument.
2674 * genpeep.c: Include "tm_p.h" in generated output file.
2676 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2678 * basic-block.h (find_edge_index): Change parameters.
2679 * flow.c (verify_edge_list): Pass basic_block parameters to
2680 find_edge_index instead of integers.
2682 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
2684 * combine.c (simplify_comparison): Use an unsigned shift to adjust
2687 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
2689 * gcc.1: Fix a formatting error.
2691 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2693 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
2694 i786, mn10200, mn10300, pdp11, v850.
2696 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
2698 * libgcc2.c (num_digits): Add prototype with
2699 __attribute__((const)).
2700 (__terminate): Add prototype.
2702 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
2704 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
2706 * alpha/alpha.c (print_operand): Fix type of `code'.
2707 (alpha_output_filename): Constify.
2708 * alpha/alpha.h: Move all function declarations ...
2709 * alpha/alpha-protos.h: ... here. New file.
2710 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
2711 (SECTION_FUNCTION_TEMPLATE): Likewise.
2713 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2715 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
2716 * expr.c (expand_expr): Likewise.
2717 (do_jump): Likewise.
2718 (do_store_flag): Pass ccp_store_flag to can_compare_p.
2719 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
2721 (enum can_compare_purpose): New.
2722 (can_compare_p): Adjust prototype.
2723 (prepare_cmp_insn, prepare_operand): Declare.
2724 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
2725 * optabs.c (cmp_available_p): Deleted.
2726 (expand_abs): Pass ccp_jump to can_compare_p.
2727 (can_compare_p): New arg PURPOSE. Check for combined optabs.
2728 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
2729 Call can_compare_p rather than cmp_available_p.
2730 (prepare_operand): No longer static.
2731 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
2732 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
2733 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
2734 sequence to use emit_cmp_and_jump_insns.
2735 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
2737 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
2739 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
2740 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
2741 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
2742 (plus (reg) (const_int 0))
2743 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
2745 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
2747 * rs6000.c (expand_block_move): DImode loads and stores require
2748 word-aligned displacements. Increment address registers with
2749 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
2751 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
2753 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
2754 is no name for the base type, rather than segfault. If we are
2755 writing out a complex integer type, use DW_ATE_lo_user.
2757 * expr.c (emit_move_insn_1): If we are copying a complex that fits
2758 in one word or less (complex char, complex short, or on 64 bit
2759 systems complex float) to/from a hard register, copy it through
2760 memory instead of dying in gen_{real,imag}part. If we have a
2761 short complex type, prevent inlining since it allocates stack
2764 * tree.c (build_complex_type): If we are writing dwarf2 output,
2765 generate a name for complex integer types.
2767 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2769 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
2770 * flow.c (remove_edge): Remove extra whitespace.
2771 (remove_fake_edges): Fix comment.
2772 (add_noreturn_fake_exit_edges): Use the correct name.
2774 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
2776 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
2777 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
2778 (clean): Depend on INTL_CLEAN.
2779 (maintainer-clean): Adjust.
2781 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2783 * configure.in (AC_PREREQ): Bump to 2.13.
2784 (AC_C_STRINGIZE): Call this instead of using a custom macro.
2786 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
2788 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
2790 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
2792 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
2793 (HAVE_STRINGIZE): Define.
2795 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
2797 * c-parse.in: save and restore warn_pointer_arith on __extension__
2798 along with pedantic.
2799 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
2800 Set the type of extension to itype rather than $<itype>1 kludge.
2801 * extend.texi (Alternate Keywords): Adjust documentation.
2802 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
2804 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
2806 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
2807 most assembler templates.
2809 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
2810 FP loads and stores.
2811 (following_call): Always return zero for the PA8000.
2812 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
2813 FP loads and stores.
2814 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
2816 * pa.h (BRANCH_COST): Define.
2818 * pa.md (return, return_internal): Use bve for PA2.0.
2820 * pa.md (fused multiply): Add variants which reduce height for the
2821 fused multiply, but which still generate 2 insns.
2822 (fnegabs): Similarly.
2824 * pa.md (subsi3): Turn into an expander. Create two anonymous
2825 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
2826 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
2828 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
2830 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
2832 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
2833 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
2835 * regclass.c (init_regs): Add "top_of_stack" as a garbage
2838 * flow.c (record_active_eh_regions): Terminate loop after finding
2839 the last insn in the last basic block.
2841 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2843 * config/c4x/c4x.md: Delete parallel instruction peepholes.
2845 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2847 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
2849 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2851 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
2852 splitting to not use output template.
2854 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2856 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
2857 * config/c4x/c4x.c (c4x_va_start): New function.
2859 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
2861 * genrecog.c (not_both_true): Handle correctly cases when called for
2862 tests with different positions in the insn.
2864 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2866 * machmode.h (HOST_PTR_PRINTF): Move from here ...
2868 * system.h (HOST_PTR_PRINTF): ... to here.
2870 * mips-tfile.c: Don't include machmode.h.
2872 * Makefile.in (MACHMODE_H): New variable. Update to use it.
2873 (mips-tfile.o): Don't depend on machmode.h.
2875 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2877 * haifa-sched.c (sched_analyze): Rename local variable `region' to
2878 avoid conflicts with typedef struct `region' at the top level scope.
2880 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
2882 * basic-block.h (basic_block): Add eh_beg, eh_end.
2883 * flow.c (entry_exit_blocks): Update.
2884 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
2886 (find_basic_blocks_1): Don't record eh_list at each bb. Use
2887 lists.c functions to allocate insn lists.
2888 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
2890 (make_eh_edge): ... here. New.
2891 (move_stray_eh_region_notes): New.
2892 (record_active_eh_regions): New.
2893 (delete_unreachable_blocks): Split out block merging ...
2894 (try_merge_blocks): ... here. New.
2895 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
2896 Dump debugging data.
2897 (merge_blocks_move_successor_nojumps): Likewise.
2898 (merge_blocks): Use eh_beg+eh_end to validate block movement.
2900 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2902 * extend.texi (Bound member functions): Document unbound pmf
2905 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2907 * flow.c (split_edge): Handle insertion on a fallthrough edge which
2908 has the EXIT_BLOCK as a dest.
2910 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2912 * flow.c (remove_edge): New function to remove an edge from the
2914 (remove_fake_successors): New function to remove fake successor edges.
2915 (remove_fake_edges): New function to remove all fake edges from the
2917 (add_fake_exit_edges): New function to add fake edges from all blocks
2918 with no successors to the exit block.
2919 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
2920 prototypes for new functions.
2922 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2924 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
2925 Use Pmode to determine whether to output .dword or .word.
2927 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
2929 * tree.c (built_in_filename): New variable.
2930 (BUILT_IN_FILENAME): New macro.
2931 (init_tree_codes): Allocate built_in_filename.
2932 (make_node): Use built_in_filename instead of string constant.
2934 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
2936 * configure.in: Add fr30 target.
2937 * configure: Regenerate.
2938 * config/fr30: New directory.
2939 * config/fr30/crti.asm: New file.
2940 * config/fr30/fr30.c: New file.
2941 * config/fr30/crtn.asm: New file.
2942 * config/fr30/fr30.h: New file.
2943 * config/fr30/fr30.md: New file.
2944 * config/fr30/lib1funcs.asm: New file.
2945 * config/fr30/t-fr30: New file.
2946 * config/fr30/xm-fr30.h: New file.
2948 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
2950 * flow.c (merge_blocks_move_successor_nojumps): Delete the
2951 BARRIER at the end of the successor, not the BARRIER before
2954 * pa.c (pa_add_gc_roots): Fix thinko in last change.
2956 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
2958 * stmt.c (any_pending_cleanups): Don't crash when
2959 current_function->stmt is unset.
2961 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2963 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
2964 other initializations that may use it for relative offsets.
2966 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2968 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
2969 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
2970 * config/i386/sol2dbg.h: Removed.
2971 * config/i386/sol2gas.h: New file, to enable gas work-around.
2972 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
2973 Don't use sol2dbg.h.
2974 * configure: Rebuilt.
2976 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
2978 * invoke.texi (-fthis-is-variable): Remove documentation.
2980 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
2982 * basic-block.h (compute_bb_for_insn): Declare.
2983 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
2984 to use; set size of basic_block_for_insn directly.
2985 (find_basic_blocks): Update.
2987 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2989 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
2991 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2993 * crtstuff.c (ON_EXIT): Delete empty macro definition.
2994 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
2996 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
2998 * c-decl.c (c_decode_option): Extend comment.
3000 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
3002 * toplev.c (progname): Make 'const char *'
3003 (flag_print_mem): Move out of main.
3004 (version_flag): Move out of main.
3005 (filename): Move out of main.
3006 (debug_args): Remove g prefix from options.
3007 (documented_lang_options): Remove cpplib specific options.
3008 (display_help): Add g prefix to debug options.
3009 (check_lang_option): Delete this function.
3010 (decode_d_option): New function: Decode -d... option.
3011 (decode_f_option): New function: Decode -f... option.
3012 (decode_W_option): New function: Decode -W... option.
3013 (decode_g_option): New function: Decode -g... option.
3014 (independent_decode_option): New function: Decode a language
3015 independent command line option.
3016 (main): Invoke lang_decode_option and then
3017 independent_decode_option on each command line option in
3020 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
3022 Revert this change. Gavin's patch to operand_equal_p is a better fix.
3023 * fold-const.c (fold_range_test): Do not try to fold the range
3024 test if the rhs or lhs has side effects.
3026 * basic-block.h (compute_flow_dominators): Declare.
3028 * gcse.c (alloc_code_hoist_mem): New function.
3029 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
3030 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
3031 (hoist_code, one_code_hoisting_pass): Likewise.
3032 (gcse_main): If optimizing for size, then hoist expressions
3033 computed in multiple dominated basic blocks.
3035 * gcse.c (invalid_nonnull_info): New function.
3036 (delete_null_pointer_checks): Likewise.
3037 * rtl.h (delete_null_pointer_checks): Declare.
3038 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
3040 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
3041 (merge-blocks_move_successor_nojumps): Likewise.
3042 (merge_blocks): Allow merging of some blocks, even if it requires
3043 physical movement of the blocks, but not if it requires new jumps.
3045 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
3046 Callers and prototype changed.
3047 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
3049 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3051 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
3052 -YP when both -p and -pg are present. From i386/sol2.h.
3054 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3056 * Makefile.in (distclean): Delete tm_p.h.
3057 * configure.in: Create a new file, "tm_p.h", from a list in
3058 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
3059 "i386/i386-protos.h".
3061 * alias.c: Include "tm_p.h".
3062 * c-typeck.c: Likewise.
3063 * calls.c: Likewise.
3065 * emit-rtl.c: Likewise.
3066 * explow.c: Likewise.
3067 * expmed.c: Likewise.
3069 * final.c: Likewise.
3071 * fold-const.c: Likewise.
3072 * function.c: Likewise.
3074 * global.c: Likewise.
3075 * haifa-sched.c: Likewise.
3076 * integrate.c: Likewise.
3078 * local-alloc.c: Likewise.
3080 * optabs.c: Likewise.
3081 * recog.c: Likewise.
3082 * reg-stack.c: Likewise.
3083 * regclass.c: Likewise.
3084 * regmove.c: Likewise.
3085 * reload.c: Likewise.
3086 * reload1.c: Likewise.
3087 * reorg.c: Likewise.
3088 * resource.c: Likewise.
3090 * stor-layout.c: Likewise.
3091 * toplev.c: Likewise.
3093 * unroll.c: Likewise.
3094 * genattrtab.c (main): Make generated file include "tm_p.h".
3095 * genemit.c (main): Likewise.
3096 * genoutput.c (main): Likewise.
3097 * genrecog.c (main): Likewise.
3099 * i386.h: Delete all prototypes.
3100 * i386.c: Include "tm_p.h".
3101 (ix86_attr_length_default): Call constant_call_address_operand
3102 with correct number of arguments.
3103 * i386-protos.h: New file.
3104 * i386.md (unnamed patterns): Call constant_call_address_operand
3105 with correct number of arguments.
3106 (exception_receiver): Call load_pic_register with correct number
3109 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
3111 * c-pragma.c (mark_align_stack): Dereference the void* properly.
3113 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
3115 * rtl.h (insns_safe_to_move_p): New function.
3116 * loop.c (find_and_verify_loops): Use it.
3117 * rtlanal.c (insns_safe_to_move_p): Define it.
3119 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
3121 * c-pragma.c: Include ggc.h.
3122 * Makefile.in (c-pragma.o): Update.
3124 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3126 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
3127 (LIB_SPEC): Likewise.
3128 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
3129 Reindent -YP/-p/-pg.
3130 Copied from config/sparc/sol2.h.
3132 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
3134 * c-pragma.c (mark_align_stack): New.
3136 * c-pragma.h (init_pragma): Declare it.
3137 * c-lex.c (init_parse): Call it.
3139 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3141 * configure.in: Pick up thread library on Solaris/x86 just
3142 like on Solaris/sparc.
3143 * configure: Rebuilt.
3145 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
3147 * rtl.h (global_rtx_index): New enum.
3148 (global_rtl): Change to array of rtx.
3149 (pc_rtx, cc0_rtx): Redefine accordingly.
3150 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
3151 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
3152 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
3153 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
3154 (const_int_rtx): Change to array of rtx.
3155 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
3157 * emit-rtl.c (global_rtl): Change to array of rtx.
3158 (const_int_rtx): Change to aray of rtx.
3159 (gen_rtx_CONST_INT): Redefine accordingly.
3160 (init_emit_once): Allocate and initialize global_rtl. Likewise
3161 for const_int_rtx. Add both as GC roots.
3162 * genattrtab.c (global_rtl): Update declaration.
3164 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
3166 * Makefile (USER_H): Add iso646.h back.
3168 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
3170 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
3171 zapping the LOG_LINKS of sched_before_next_call.
3173 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
3174 * pa.c (insn_refs_are_delayed): Renamed from
3175 insn_sets_and_refs_are_delayed.
3177 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
3179 * functiion.h (struct function): Add x_whole_function_mode_p.
3180 (retrofit_block): Declare.
3181 * function.c (retrofit_block): New function.
3182 (identify_blocks): Add assertions. Allow an incomplete set of
3183 block notes if we're still generating code for the function.
3184 * integrate.c: Include loop.h.
3185 (expand_inline_function): Call find_loop_tree_blocks to map block
3186 notes to blocks when in whole-function mode. Use retrofit_block
3187 to insert new BLOCKs for the inlined function, rather than
3189 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
3190 * Makefile.in (integrate.o): Depend on loop.h.
3192 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
3194 * tree.h (warn_about_unused_variables): Declare.
3195 * stmt.c (warn_about_unused_variables): New function, split out
3197 (expand_end_bindings): Here.
3199 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
3201 * stmt.c (preserve_subexpressions_p): Don't crash when
3202 current_function->stmt is unset.
3204 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
3206 * stmt.c (expand_start_bindings): Allow callers to pass a flag
3207 indicating that no NOTE_INSN_BLOCK_BEG note is required.
3208 (expand_start_target_temps): Use it.
3209 * except.c (expand_eh_region_start_for_decl): Likewise.
3210 * expr.c (expand_expr): Likewise.
3212 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
3214 * fold-const.c (operand_equal_p): Pay attention to side effects.
3216 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
3218 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
3219 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
3221 * tlink.c (scan_linker_output): Look for keywords before accepting
3222 a mangled name in quotes.
3224 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
3226 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
3227 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
3229 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
3231 * alpha.md: Revert Thu Nov 26 change that came in through the
3232 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
3233 Avoid earlyclobber when possible.
3235 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3237 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
3239 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
3240 Define HAVE_ON_EXIT.
3242 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3244 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
3245 CTYPE_CONV in all ctype macros.
3247 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
3250 * cexp.y (initialize_random_junk): Likewise.
3252 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
3254 * i370.c (handle_pragma): Likewise.
3256 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
3258 * v850.c (override_options): Likewise.
3260 * doprint.c (_doprnt): Likewise.
3262 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
3265 * fixinc/server.c (load_data): Likewise.
3267 * fold-const.c (real_hex_to_f): Likewise.
3269 * genattr.c (write_upcase, gen_attr): Likewise.
3271 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
3272 write_upcase): Likewise.
3274 * genemit.c (print_code): Likewise.
3276 * genopinit.c (gen_insn): Likewise.
3278 * genpeep.c (print_code): Likewise.
3280 * genrecog.c (print_code): Likewise.
3282 * optabs.c (init_libfuncs): Likewise.
3284 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
3286 * haifa-sched.c (sched_analyze): Keep the list of notes organized
3288 (reemit_notes): Likewise.
3290 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
3292 * ggc.h (ggc_root): Move to ggc-common.c.
3294 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
3295 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
3296 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
3297 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
3298 * ggc-common.c (ggc_root): Move from ggc.h.
3299 (roots): Declare, static.
3300 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
3301 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
3302 null or check/set mark bit.
3303 (ggc_mark_roots): New.
3304 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
3306 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
3308 * m32r.c: Include toplev.h.
3309 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
3310 (gen_compare): Rename swap_p to must_swap to match uses.
3311 Add default abort case.
3312 (m32r_output_function_epilogue): Remove unused variables.
3313 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
3314 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
3315 define to empty parameter list. Update all uses.
3316 (predicate decls): Use enum machine_mode not int.
3317 * m32r.md (movsi): Call abort, not fatal_insn.
3318 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
3320 1999-09-14 Andrew Haley <aph@cygnus.com>
3322 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
3323 use $0 instead of 0.
3325 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3327 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
3328 computation out of loop over hard regs.
3330 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
3332 * function.c (identify_blocks): Don't shadow a variable in an
3334 * integrate.c (integrate_decl_tree): Don't use pushlevel,
3335 pushdecl, or poplevel to build up the new BLOCK tree.
3336 (expand_inline_function): Likewise.
3337 (integrate_parm_decls): Likewise.
3339 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
3341 * c-typeck.c (qualify_type): Merge qualifiers from both types.
3343 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
3345 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
3346 * invoke.texi: Document this change.
3348 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
3350 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
3352 (mark_emit_status): Renamed from mark_emit_state.
3353 * except.c (mark_eh_status): Renamed from mark_eh_state.
3354 Check not null before marking.
3355 (free_eh_status): New.
3356 * expr.c (mark_expr_status, free_expr_status): New.
3357 * function.c (free_machine_status): New.
3358 (free_after_parsing): New.
3359 (free_after_compilation): Move bits to free_after_parsing; call
3360 free_eh_status, free_expr_status; zero the marked members of the
3362 (prepare_function_start): No can_garbage_collect.
3363 Call init_eh_for_function.
3364 (expand_dummy_function_end): Free up current_function state.
3365 (mark_function_status): Renamed from mark_function_state.
3366 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
3367 * function.h (struct function): No can_garbage_collect.
3368 (free_machine_status, free_after_parsing): Declare.
3369 (free_eh_status, free_expr_status): Declare.
3370 * ggc.h (mark_expr_status): Declare.
3371 * stmt.c (free_stmt_status): Free the struct.
3372 (mark_stmt_status): Renamed from mark_stmt_state.
3373 (init_stmt): Don't call init_eh.
3374 (init_stmt_for_function): Don't call init_eh_for_function.
3375 * toplev.c (compile_file): Call init_eh.
3376 (rest_of_compilation): Free basic block info before ggc_collect.
3377 Call free_after_parsing; conditionally call free_after_compilation.
3378 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
3379 Check not null before marking.
3380 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
3382 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
3384 * c-lex.c (yylex): Initialize warn.
3386 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
3388 * pa.c (emit_move_sequence): Properly set the mode of the scratch
3389 register when performing secondary reloads for the SAR register.
3391 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
3393 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
3394 (NOTE_BLOCK): New macro.
3395 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
3396 * function.h (identify_blocks): Change prototype.
3397 * function.c (identify_blocks): Simplify.
3398 (reorder_blocks): Likewise.
3399 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
3400 NOTE_INSN_BLOCK_{BEG,END}.
3401 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
3402 the list of saved notes if the note isn't a
3403 NOTE_INSN_BLOCK_{BEG,END}.
3404 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
3406 (reemit_notes): Adjust recreation of notes to reflect new saved
3408 * print-rtl.c (print_rtx): Print the address of the BLOCK when
3409 printing a block note.
3410 * stmt.c (block_vector): Remove.
3411 (find_loop_tree_blocks): Simplify.
3412 (unroll_block_trees): Likewise.
3413 * tree.h (reorder_block): Change prototype.
3415 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
3417 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
3418 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
3419 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
3420 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
3421 (atexit, exit): Simplify.
3422 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
3423 * config/lots: Remove defns of HAVE_ATEXIT.
3425 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
3427 * calls.c (precompute_arguments): Fix typo in comment.
3428 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
3431 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
3433 * dsp16xx.c (override_options): Fix typos in GC root registration.
3435 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
3437 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
3439 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
3440 (FUNCTION_PROFILER): Redefine appropriately for Linux.
3441 (CC1_SPEC): Likewise.
3443 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3445 * genattr.c (main): Add extern prototype. Call return, not exit.
3446 * genattrtab.c (main): Likewise.
3447 * gencheck.c (main): Likewise.
3448 * gencodes.c (main): Likewise.
3449 * genconfig.c (main): Likewise.
3450 * genemit.c (main): Likewise.
3451 * genextract.c (main): Likewise.
3452 * genflags.c (main): Likewise.
3453 * gengenrtl.c (main): Likewise.
3454 * genopinit.c (main): Likewise.
3455 * genoutput.c (main): Likewise.
3456 * genpeep.c (main): Likewise.
3457 * genrecog.c (main): Likewise.
3459 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
3460 * genattrtab.c (get_insn_name): Likewise.
3461 * gencodes.c (get_insn_name): Likewise.
3462 * genconfig.c (get_insn_name): Likewise.
3463 * genemit.c (get_insn_name): Likewise.
3464 * genextract.c (get_insn_name): Likewise.
3465 * genflags.c (get_insn_name): Likewise.
3466 * genopinit.c (get_insn_name): Likewise.
3467 * genpeep.c (get_insn_name): Likewise.
3469 * gencheck.c (usage): Add static prototype.
3470 * genextract.c (print_path): Constify a char*.
3471 * genopinit.c (optabs): Likewise.
3472 * genoutput.c (operand_data, data, output_predicate_decls,
3473 compare_operands): Likewise.
3474 * genrecog.c (write_tree): Add default case in switch.
3476 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3478 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
3480 * print-rtl.c (get_insn_name): Remove prototype.
3482 * toplev.h (progname): Declare const.
3484 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
3485 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
3486 dump_sched_info, dump_local_alloc, regset_release_memory,
3487 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
3488 error_with_file_and_line, error_with_decl, error_for_asm, error,
3489 fatal, warning_with_file_and_line, warning_with_decl, warning,
3490 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
3491 Remove redundant prototypes.
3493 (notice, check_lang_option, report_file_and_line, vnotice,
3494 mark_file_stack): Add static prototype.
3495 (set_fatal_function): Add prototype.
3496 (vnotice, report_file_and_line, set_fatal_function,
3497 check_lang_option): Constify a char*.
3498 (main): Prototype. Call return, not exit.
3500 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3502 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
3504 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
3506 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
3508 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
3510 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3512 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
3513 behave as if it's zero in all cases.
3514 (expand_function_start): Adjust call to assign_parms.
3515 * tree.h (assign_parms): Adjust prototype.
3516 * objc/objc-act.c (hack_method_prototype): Adjust call to
3519 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
3521 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
3522 arg_pointer_rtx fixed if the argument pointer register is
3524 (NONZERO_BASE_PLUS_P): Likewise.
3526 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
3528 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
3529 match_insn2 to match_insn.
3530 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
3532 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
3534 * Makefile.in (USER_H): Remove va-foo.h.
3536 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
3537 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
3538 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
3539 va-spur.h,va-v850.h}: Remove.
3541 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
3543 * sparc/sparc.md (eligible_for_return_delay): New attribute.
3544 (in_return_delay): Use it instead of match_insn.
3546 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3548 * config/alpha/va_list.h (va-alpha.h): Do not include.
3549 (__gnuc_va_list): Typedef as in varargs.h.
3551 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
3553 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
3554 DECL_LIVE_RANGE_RTL.
3556 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
3558 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
3559 not NOTE_BLOCK_NUMBER.
3560 (expand_eh_region_end): Likewise.
3561 (find_exception_handler_labels): Likewise.
3562 (scan_region): Likewise.
3563 (exception_optimize): Likewise.
3564 (update_rethrow_references): Likewise.
3565 (set_insn_eh_region): Likewise.
3566 * final.c (final_scan_insn): Likewise.
3567 * flow.c (make_edges): Likewise.
3568 * integrate.c (expand_inline_function): Likewise.
3569 * print-rtl.c (print_rtx): Likewise.
3571 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
3573 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
3574 terms of builtin functions and types.
3576 * mips.c (mips_build_va_list): New.
3577 (mips_va_start, mips_va_arg): New.
3578 * mips.h (BUILD_VA_LIST_TYPE): New.
3579 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3581 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
3582 (sh_build_va_list, sh_va_start, sh_va_arg): New.
3583 * sh.h (BUILD_VA_LIST_TYPE): New.
3584 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3586 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
3588 * recog.h (struct recog_data): Make dup_num, operand_address_p,
3589 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
3590 (struct insn_data): Likewise with n_operands, n_dups,
3591 n_alternatives, output_format.
3592 * regclass.c (scan_one_insn): Cast n_operands to int before
3593 arithmetic inside comparison.
3595 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
3597 * toplev.c (compile_function): Unconditionally emit nop.
3599 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3601 * haifa-sched.c (actual_hazard): Move declaration of variable
3602 `this_cost' into the scope where it is used.
3604 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3606 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
3607 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
3608 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
3610 * genrecog.c (make_insn_sequence): Call memset, not bzero.
3612 * jump.c (find_insert_position): Don't declare or define unless
3613 !HAVE_conditional_arithmetic.
3614 (returnjump_p_1, delete_prior_computation): Add static prototypes.
3616 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
3618 * recog.c (offsettable_address_p): Prototype function pointer.
3619 (preprocess_constraints): Call memset, not bzero.
3621 * tree.c (tree_node_kind_names): Constify a char*. Make static.
3622 (gcc_obstack_init): Don't declare.
3623 (fix_sizetype): Add static prototype.
3624 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
3625 (tree_cons): Call memset, not bzero.
3627 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
3628 definition in macro ASM_WEAKEN_LABEL.
3629 (mark_const_hash_entry): Add static prototype.
3631 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3633 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
3635 * unroll.c (find_common_reg_term, subtract_reg_term,
3636 loop_find_equiv_value): Add static prototypes.
3637 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
3638 (copy_loop_body): Remove unreachable break statement.
3640 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
3642 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
3644 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3646 Undo some changes from the gcc2 merge:
3647 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
3648 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
3652 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
3653 * emit-rtl.c (gen_lowpart_common): Disable optimization of
3654 initialized float-int union if the value is a NaN.
3656 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
3658 * gthr-win32.h: New file.
3660 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
3661 shared as a valid attribute.
3662 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
3663 * extend.texi: Document `shared' variable attribute.
3665 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
3667 * configure.in: Handle --enable-threads on FreeBSD.
3668 * configure: Rebuit.
3670 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3672 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
3674 * configure: Rebuilt.
3676 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
3677 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
3678 Rosimildo DaSilva <rdasilva@connecttel.com>
3680 * configure.in (m68k-*-rtemscoff*): Added.
3681 * configure.in (mips64orion-*-rtems*): Converted to ELF.
3682 * configure.in (sparc-*-rtemsaout*): Added as alias for old
3683 sparc-rtems configuration.
3684 * configure.in (sparc-*-rtemself*): Added.
3685 * configure.in (sparc-*-rtems*): Now ELF not a.out.
3686 * config/i386/rtems.h: Added comment.
3687 * config/sparc/rtemself.h: New file.
3689 * configure.in (m68k-rtemself): Added.
3690 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
3691 and DWARF_DEBUGGING_INFO.
3692 * config/m68k/crti.s: New file.
3693 * config/m68k/crtn.s: New file.
3694 * config/m68k/t-crtstuff: New file.
3695 * config/m68k/rtemself.h: New file.
3697 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
3698 global ctor/dtor and C++ exception handling.
3699 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
3700 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
3702 * config/i386/t-rtems-i386: New File.
3704 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
3706 * stmt.c (expand_end_case): Return right away if the case stack is
3709 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
3711 * Makefile.in (version.c): Remove rule incorrectly brought in from
3714 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
3716 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
3717 * msdos/top.sed: Take into account a prepended $(SHELL) to
3719 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
3721 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
3723 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3725 * regmove.c (fixup_match_1): Don't change an unchanging register.
3726 (stable_but_for_p): Renamed to:
3727 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
3728 Changed all callers.
3730 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
3732 * loop.c (strength_reduce): Don't call reg_used_between_p if the
3733 insn from BL2 is after the insn from BL.
3735 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
3737 * recog.h (INSN_OUTPUT_FORMAT_*): New.
3738 (struct insn_data): Merge `template' and `outfun' into `output'.
3739 Add `output_format'.
3740 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
3741 (struct data): Remove `outfun'; add `output_format'.
3742 (name_for_index): Remove declaration.
3743 (output_insn_data): Handle output formats.
3744 (process_template): Emit the bare array for @.
3745 (gen_expand, gen_split): Set output_format to NONE.
3746 * output.h (get_insn_template): Declare.
3747 * final.c (get_insn_template): New.
3748 (final_scan_insn): Use it.
3749 * toplev.c (compile_file): Likewise.
3751 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3752 * i860/i860.c (output_delayed_branch): Likewise.
3753 (output_delay_insn): Likewise.
3755 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3757 * rtl.c (obstack_alloc_rtx): Removed.
3759 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
3761 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
3763 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3765 * i386.c (call_insn_operand): Reject const_int.
3766 (expander_call_insn_operand): Use call_insn_operand.
3768 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3770 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
3772 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
3774 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
3775 Use DImode operation.
3777 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
3779 * gcc.c: Include sys/resource.h.
3780 (report_times): New flag.
3781 (execute): If report_times is set, calculate and report the
3782 CPU time consumed by each subprocess.
3784 (rus, prus): New globals.
3785 (option_map): Add --time.
3786 (display_help): Document -time.
3787 (process_command): Set report_times if -time is given.
3788 Turn off -pipe if -time is given.
3790 * invoke.texi: Document new option -time.
3792 * configure.in: Check for getrusage. Check if we have to
3793 prototype getrusage.
3794 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
3795 * configure: Regenerate.
3796 * config.in: Regenerate.
3798 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
3800 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
3803 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
3805 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
3806 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
3807 (nan): Return _thenan_sf or _thenan_df as appropriate.
3808 (L_thenan_sf): Define _thenan_sf.
3809 (L_thenan_df): Define _thenan_df.
3811 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
3812 (DPBIT_FUNCS): Add _thenan_df.
3814 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
3816 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
3819 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3821 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
3824 (lang_specific_driver): Don't take a function pointer parameter.
3825 All callers changed.
3827 * gcc.c: Include gcc.h.
3828 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
3829 lang_specific_extra_outfiles, fatal): Don't declare.
3830 (multilib_defaults_raw): Constify.
3831 (read_specs): Call memset, rather than bzero.
3832 (main): Call return, not exit.
3833 (lookup_compiler): Call memcpy, not bcopy.
3834 (fatal): Make extern.
3836 * cppspec.c: Include gcc.h.
3837 (lang_specific_driver): Initialize variable `quote'. Constify a
3838 char*. All calls to the function pointer parameter now
3839 explicitly call `fatal'.
3841 * gccspec.c (lang_specific_driver): Include gcc.h.
3843 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
3845 * arm.c (note_invalid_constants): Use recog_data.operand_type
3848 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3850 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
3853 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
3854 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3855 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3856 reload_secondary_in_reload, reload_secondary_out_reload,
3857 reload_secondary_in_icode, reload_secondary_out_icode,
3858 reload_reg_rtx, reload_when_needed): Delete declarations.
3859 (struct reload): New structure.
3860 (rld): Declare new array.
3861 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
3862 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3863 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3864 reload_secondary_in_reload, reload_secondary_out_reload,
3865 reload_secondary_in_icode, reload_secondary_out_icode,
3866 reload_reg_rtx, reload_when_needed): Delete definitions.
3868 (whole file): Replace uses of the deleted arrays with uses of rld.
3869 * reload1.c (whole file): Replace uses of the deleted arrays with
3871 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
3872 explicit loops, not with bcopy.
3874 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
3876 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
3877 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
3878 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
3879 insn_name): Delete and consolidate into new structures.
3880 (insn_operand_predicate_fn): New.
3881 (insn_output_fn): New.
3883 (struct insn_operand_data): New.
3884 (struct insn_data): New.
3886 (OUT_FCN): Update for insn_data change.
3887 * builtins.c (expand_builtin_strlen): Likewise.
3888 (expand_builtin_memcmp): Likewise.
3889 * combine.c (make_extraction, simplify_comparison): Likewise.
3890 * cse.c (canon_reg, cse_insn): Likewise.
3891 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
3892 * expmed.c (store_bit_field, extract_bit_field): Likewise.
3893 (emit_store_flag): Likewise.
3894 * expr.c (convert_move, emit_block_move): Likewise.
3895 (clear_storage, emit_push_insn, expand_increment): Likewise.
3896 (do_store_flag): Likewise.
3897 * expr.h (GEN_FCN): Likewise.
3898 (insn_gen_function): Die.
3899 * final.c (final_scan_insn): Update for insn_data change.
3900 (output_asm_name): Likewise.
3901 * function.c (fixup_var_refs_1): Likewise.
3902 * loop.c (check_dbra_loop): Likewise.
3903 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
3904 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
3905 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
3906 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
3907 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
3908 * regmove.c (gen_add3_insn): Likewise.
3909 * reload.c (push_secondary_reload, combine_reloads): Likewise.
3910 (find_reloads, find_reloads_address_1): Likewise.
3911 (debug_reload_to_stream): Likewise.
3912 * reload1.c (emit_reload_insns, gen_reload): Likewise.
3913 * stmt.c (expand_end_case): Likewise.
3914 * toplev.c (compile_file): Likewise.
3916 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3917 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3919 * print-rtl.c (insn_name_ptr): Remove declaration.
3920 (get_insn_name): Declare.
3921 (print_rtx): Use it.
3922 * genoutput.c (insn_name_ptr): Remove.
3923 (next_operand_number): New.
3924 (struct operand_data): New.
3925 (null_operand, odata, odata_end): New.
3926 (struct data): Use struct operand_data.
3927 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
3928 (get_insn_name): Renamed from name_for_index.
3929 (output_prologue): Define NO_MD_PROTOTYPES.
3930 (output_predicate_decls): Break out from output_epilogue.
3931 Iterate over the operands list.
3932 (output_operand_data): Break out from output_epilogue. Emit
3933 just the operands list.
3934 (output_insn_data): Break out from output_epilogue. Emit just
3936 (output_epilogue): Remove.
3937 (output_get_insn_name): New.
3938 (constraints, op_n_alternatives, predicates, address_p): Die.
3939 (modes, strict_low, seen): Die.
3940 (scan_operands): Take new param `d' instead of writing to
3941 seven global variables.
3942 (compare_operands): New.
3943 (place_operands): New.
3944 (validate_insn_alternatives): Update for struct data change.
3945 (gen_insn): Don't zero or copy 7 global arrays. Update for
3946 scan_operands; call place_operands.
3947 (gen_peephole, gen_expand, gen_split): Likewise.
3948 (main): Update for new output routines.
3950 * genattr.c (insn_name_ptr): Remove.
3951 (get_insn_name): New function.
3952 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
3953 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
3954 * genrecog.c: Likewise.
3956 * alpha.md (adddi3): Make `pattern' array static.
3958 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3960 * config/c4x/c4x.h (c4x_rpts_cycles_string,
3961 c4x_cpu_version_string): Constify char *.
3962 * config/c4x/c4x.c (c4x_rpts_cycles_string,
3963 c4x_cpu_version_string): Likewise.
3965 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
3967 * tree.c (save_tree_status): Revert 10 Sep change.
3968 (restore_tree_status): Likewise. Call obstack_free with NULL
3969 before freeing the obstack proper.
3971 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
3973 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
3975 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
3976 surrounding context.
3978 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
3980 * tree.c (type_hash_canon): Put all types in the hash-table, when
3983 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
3985 * recog.h (struct recog_data, recog_data): New.
3986 (recog_foo variables): Kill.
3987 * recog.c (recog_operand, recog_operand_loc): Kill.
3988 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
3989 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
3990 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
3991 (recog_data): Define.
3992 (extract_insn): Update all recog_foo references to use recog_data.
3993 (preprocess_constraints, constrain_operands): Likewise.
3994 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
3995 * genattrtab.c (main): Likewise.
3996 * genextract.c (main): Likewise.
3997 * genoutput.c: Likewise.
3998 * genrecog.c (write_subroutine, main): Likewise.
3999 * local-alloc.c (block_alloc): Likewise.
4000 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
4001 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
4002 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
4003 * reload.c (find_reloads, find_reloads_toplev): Likewise.
4004 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
4005 (reload_cse_simplify_operands): Likewise.
4007 * arc/arc.c (arc_final_prescan_insn): Likewise.
4008 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
4009 * h8300/h8300.c (notice_update_cc): Likewise.
4010 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
4011 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
4012 * mn10200/mn10200.c (notice_update_cc): Likewise.
4013 * mn10300/mn10300.c (notice_update_cc): Likewise.
4014 * romp/romp.c (update_cc): Likewise.
4015 * sparc/sparc.c (check_pic): Likewise.
4016 * v850/v850.c (notice_update_cc): Likewise.
4018 * genemit.c (main): Don't declare recog_operand.
4020 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
4022 * ggc.h (rtvec_def): Forward declare.
4023 (tree_node): Likewise.
4026 (ggc_set_mark_rtx): Add prototype.
4027 (ggc_set_mark_rtvec): Likewise.
4028 (ggc_set_mark_tree): Likewise.
4029 * ggc-simple.c (ggc_root): Don't define.
4030 (roots): Don't declare.
4031 (ggc_mark_rtx): Remove.
4032 (ggc_mark_rtvec): Likewise.
4033 (ggc_mark_tree): Likewise.
4034 (ggc_mark_varray): Likewise.
4035 (ggc_mark_tree_hash_table_entry): Likewise.
4036 (ggc_mark_tree_hash_table): Likewise.
4037 (ggc_set_mart_rtx): New function.
4038 (ggc_set_mark_rtvec): Likewise.
4039 (ggc_set_mark_tree): Likewise.
4040 (ggc_add_root): Remove.
4041 (ggc_add_rtx_root): Likewise.
4042 (ggc_remove_tree_root): Likewise.
4043 (ggc_add_string_root): Likewise.
4044 (ggc_add_tree_varray_root): Likewise.
4045 (ggc_add_tree_hash_table_root): Likewise.
4046 (ggc_del_root): Likewise.
4047 (ggc_mark_rtx_ptr): Likewise.
4048 (ggc_mark_tree_ptr): Likewise.
4049 (ggc_mark_string_ptr): Likewise.
4050 (ggc_mark_tree_varray_ptr): Likewise.
4051 (ggc_mark_tree_hash_table_ptr): Likewise.
4052 * ggc-common.c: New file.
4053 * Makefile.in (OBJS): Add ggc-common.o.
4054 (ggc-common.o): List dependencies.
4056 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
4058 * cppalloc.c (xstrdup): Use memcpy.
4059 * cpperror.c (cpp_print_containing_files): Don't use
4061 * cpplib.c (conditional_skip): Set temp->lineno.
4062 (do_endif): Make error message less obscure.
4063 (if_directive_name): New function.
4064 (cpp_get_token [case EOF]): Unwind the if stack and generate
4065 error messages for each unterminated conditional in this file.
4066 (parse_string): Do not behave differently if -traditional.
4068 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
4070 * builtins.c (expand_builtin_va_arg): Cope with an array-type
4071 va_list decomposing to pointer-type.
4072 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
4073 (rs6000_va_arg): Likewise.
4075 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
4077 * except.c (start_dynamic_handler): Compute size using
4078 STACK_SAVEAREA_MODE.
4080 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4082 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
4083 include directory headers. Don't define strrchr. Don't provide
4084 my_* replacement functions. Prefer PTR over `pointer_type'.
4085 Don't prototype system functions. Don't redefine getopt.
4087 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
4088 safe_read, safe_write, save_pointers, restore_pointers,
4089 is_id_char, in_system_include_dir, directory_specified_p,
4090 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
4091 find_corresponding_lparen, referenced_file_is_newer,
4092 save_def_or_dec, munge_compile_params, gen_aux_info_file,
4093 process_aux_info_file, identify_lineno, check_source,
4094 seek_to_line, forward_to_next_token_char, output_bytes,
4095 output_string, output_up_to, other_variable_style_function,
4096 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
4097 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
4098 find_static_definition, connect_defs_and_decs, add_local_decl,
4099 add_global_decls, needs_to_be_converted, visit_each_hash_node,
4100 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
4101 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
4102 scan_for_missed_items, edit_file, string_list_cons): Add static
4104 (standard_exec_prefix, target_machine, target_version,
4105 default_syscalls_dir, string_list, string_list_cons, find_file,
4106 do_cleaning): Constify a char*.
4107 (safe_read, safe_write): Use PTR, not a char*.
4108 (is_id_char): Take an int, not a char.
4109 (main): Add prototype. Call return, not exit.
4111 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
4113 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
4114 when comparing types.
4116 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
4118 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
4119 (strength_reduce): Release the varrays from the no-bivs early exit.
4121 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
4122 the loop over the registers.
4124 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
4126 (restore_tree_status): Check that instead when freeing the obstack.
4128 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
4130 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
4133 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4135 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
4136 operand size modifiers.
4138 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4140 * c-common.c (c_common_nodes_and_builtins): Don't build
4142 * c-common.h (enum c_tree_index and related accesor macros): Remove
4143 everything now declared in tree.h.
4144 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4145 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
4146 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
4147 (error_mark_node, void_type_node, char_type_node, integer_type_node,
4148 unsigned_type_node, ptr_type_node, va_list_type_node,
4149 integer_zero_node, null_pointer_node, integer_one_node): Delete.
4150 (init_decl_processing): Call build_common_tree_nodes and
4151 build_common_tree_nodes_2 instead of building their nodes here.
4152 Don't add roots for these nodes.
4153 * stor-layout.c (size_zero_node, size_one_node): Delete.
4154 (set_sizetype): Make a new node for bitsizetype each time.
4155 * tree.c (global_trees): New variable.
4156 (init_obstacks): Add a gc root for it.
4157 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
4158 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
4159 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
4160 (build_common_tree_nodes): New function.
4161 (fix_sizetype): New function.
4162 (build_common_tree_nodes_2): New function.
4163 * tree.h (enum tree_index): New.
4164 (global_trees): Declare.
4165 Add accessor macros for all nodes now moved to global_trees.
4166 Delete their declarations.
4168 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
4170 * c-decl.c (finish_function): When processing a nested function,
4171 push and pop GC context around rest_of_compilation.
4173 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
4175 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
4176 Default ix86_arch to PROCESSOR_I386.
4177 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
4178 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
4179 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
4180 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
4181 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
4182 (EXTRA_SPECS): Remove deleted specs.
4184 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
4186 * function.c (assign_stack_local_1): Allocate from
4187 function->x_frame_offset, not frame_offset.
4189 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
4191 * ggc.h (lang_cleanup_tree): Remove.
4192 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
4193 * ggc-callbacks.c (lang_cleanup_tree): Remove.
4195 * c-decl.c (finish_struct): Use ggc_alloc to allocate
4196 TYPE_LANG_SPECIFIC when garbage collecting.
4197 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
4198 (lang_cleanup_tree): Remove.
4200 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4202 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
4203 * crtstuff.c: Not here.
4204 * dwarf2out.c: Or here.
4205 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
4208 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
4210 * function.h (free_after_compilation): Remove decl parameter.
4211 (free_varasm_status0: Likewise.
4212 (free_emit_status): Likewise.
4213 (free_stmt_status): Likewise.
4214 (free_after_compilation): Likewise.
4215 (init_lang_status): New variable.
4216 (free_lang_status): Likewise.
4217 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
4218 * function.c (init_lang_status): New variable.
4219 (free_lang_status): Likewise.
4220 (push_function_context_to): Don't set function::decl here.
4221 (free_after_copmilation): Make decl parameter implicit. Call
4222 free_lang_status if defined.
4223 (prepare_function_start): Call init_lang_status if defined.
4224 (init_function_start): Set function::decl here.
4225 * profile.c (output_func_start_profiler): Don't call pushdecl
4226 until we've actually started the function.
4227 * stmt.c (free_stmt_status): Make decl parameter implicit.
4228 * toplev.c (rest_of_compilation): Don't pass decl to
4229 free_after_compilation.
4230 * varasm.c (free_varasm_status): Likewise.
4232 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4234 * except.c (call_get_eh_context): Add root when allocating static
4237 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
4239 * arm.c: Include "ggc.h".
4240 (arm_add_gc_roots): New function.
4241 (arm_override_options): Call it.
4242 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
4244 * arm.md (define_asm_attributes): Add a pool_range attribute.
4246 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
4248 * extend.texi (Volatiles): New node.
4250 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
4252 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
4253 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
4254 (struct ggc_any): Replace `mark' with `magic_mark'.
4255 (ggc_alloc_string): Use memcpy, not bcopy.
4256 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
4257 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
4258 (ggc_free_any): New.
4259 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
4260 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
4261 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
4262 Use IS_MARKED. Use ggc_free_any.
4264 1999-09-09 Scott Bambrough <scottb@netwinder.org>
4266 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
4268 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
4270 * toplev.c (main): Always init_ggc.
4272 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
4274 * except.c (find_all_handler_type_matches): Free the list if
4275 we found no matches.
4277 * combine.c (SUBST): Break out to a real function do_SUBST.
4278 (SUBST_INT): Likewise.
4279 * gcse.c (free_pre_mem): Free `temp_bitmap'.
4280 (pre_insert): Free `inserted'.
4281 * loop.c (basic_induction_var): Always set `location'.
4283 * function.c (expand_function_end): Add initial_trampoline as a root.
4284 * rtl.h (init_varasm_once): Declare.
4285 * toplev.c (compile_file): Call it.
4286 * ggc-simple.c (ggc_mark_string_ptr): New.
4287 (ggc_add_string_root): New.
4288 (ggc_collect): Disable collection avoidance temporarily.
4289 * ggc.h (ggc_add_string_root): Declare.
4290 * except.c (create_rethrow_ref): Use ggc_alloc_string.
4291 * optabs.c (init_libfuncs): Likewise.
4292 * varasm.c (named_section): Use ggc_alloc_string.
4293 (make_function_rtl): Likewise.
4294 (make_decl_rtl): Likewise.
4295 (assemble_static_space): Likewise.
4296 (assemble_trampoline_template): Likewise.
4297 (output_constant_def): Likewise.
4298 (force_const_mem): Likewise.
4299 (mark_const_hash_entry): New.
4300 (mark_pool_sym_hash_table): New.
4301 (mark_varasm_state): Use it.
4302 (init_varasm_once): New.
4304 * expr.h (init_one_libfunc): Declare.
4305 * optabs.c (init_one_libfunc): New.
4306 (init_optabs): Use it.
4307 * config/gofast.h: Likewise.
4308 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
4309 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
4311 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4313 * Makefile.in (cppexp.o): Depend on cpphash.h.
4314 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
4316 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
4317 * cpplib.c (do_define): Generalise to handle poisoned definitions,
4318 redefining poisoned identifiers, etc.
4319 (do_undef): Don't allow poisoned identifiers to be undefined.
4320 (do_pragma): Add #pragma poison.
4321 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4323 * cccp.c: Add T_POISON node type.
4324 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
4326 (do_define): Generalise to handle poisoned definitions,
4327 redefining poisoned identifiers, etc.
4328 (do_undef): Don't allow poisoned identifiers to be undefined.
4329 (do_pragma): Add #pragma poison.
4330 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4332 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
4333 * c-pragma.h: Add ps_poison state. We now always have generic
4336 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
4338 * ggc.h (ggc_alloc): New function.
4339 (ggc_mark): Likewise.
4340 * ggc-simple.c (ggc_any): New structure.
4341 (ggc_status): Add anys.
4342 (n_anys_collected): New variable.
4343 (ggc_alloc): Define.
4344 (ggc_mark): Likewise.
4345 (ggc_collect): Collect the anys.
4347 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4349 * c-decl.c (mark_binding_level): Make static to match prototype.
4351 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
4353 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
4355 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
4357 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
4358 will use into account. Expand the max width to 5.
4361 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
4363 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
4366 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
4368 * alpha.md (call value patterns): Remove the result predicates.
4370 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
4372 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
4375 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4377 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
4378 changed from extern char *, to extern PTR. Also fix typo in
4379 NEED_DECLARATION_REALLOC test.
4381 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
4383 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4385 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
4386 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
4387 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
4388 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
4390 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
4392 * cccp.c (pcfinclude): Likewise.
4394 * global.c (allocno_compare): Likewise.
4396 * haifa-sched.c (rank_for_schedule): Likewise.
4398 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
4400 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
4402 * stupid.c (stupid_reg_compare): Likewise.
4404 * tree.c (_obstack_allocated_p): Likewise.
4406 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
4408 1999-09-08 Bruce Korb autogen@linuxbox.com
4410 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
4411 why "gperf -F" fails.
4412 * gcc/cp/Makefile.in: ditto
4413 * gcc/Makefile.in: ditto
4414 * gcc/java/Makefile.in: ditto
4416 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
4418 * lists.c: Include ggc.h.
4420 (init_EXPR_INSN_LIST_cache): Install it.
4422 * ggc-simple.c (init_ggc): Absorb the old init.
4423 (ggc_push_context): Use xcalloc.
4424 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
4425 (ggc_collect): Add [rvts] tags to the collection stats.
4427 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
4429 * cccp.c (main): Fix handling of -include and -imacros options.
4431 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
4433 * cpplib.c (cpp_push_buffer): Fix order of arguments.
4435 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4437 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
4440 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4442 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
4443 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
4444 and SET_DEST. Update comment.
4446 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4448 * config/c4x/c4x.c: Include ggc.h.
4449 (c4x_add_gc_roots): New function.
4450 (c4x_override_options): Call c4x_add_gc_roots.
4452 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
4454 * defaults.h (TARGET_ESC): Move ...
4455 * system.h: ... here, where Linas had it in the first place. Silly me.
4457 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
4459 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
4460 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
4461 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
4462 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
4463 * defaults.h (TARGET_ESC): Add default.
4465 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
4467 * configure.in: add i370-*-openedition, i370-*-mvs and
4468 i370-*-linux targets
4470 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
4472 * dsp16xxx.c: Include ggc.h
4473 (override_options): Mark GC roots.
4474 * mn10200.c: Include ggc.h.
4475 (asm_file_start): Mark GC roots.
4476 * tahoe.c: Include ggc.h.
4477 (extensible_operand): Mark GC roots.
4479 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
4481 * README: Add section discussing status of ELF ABI.
4482 * i370.c: Fix misc spelling mistakes.
4483 (i370_label_scan): Updated notes, exception handling.
4484 (i370_function_prolog): Simplify ELF stack handling.
4485 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
4486 (STACK_GROWS_DOWNWARD): ELF stack grows down.
4487 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
4488 * i370.md: (movdi): Add notes.
4489 (floatsidf2): Use stack not rtca for scratch float area.
4490 (iorsi3): Correct operand constraints.
4491 * x-oe: Restore TAROUTOPTS which are used by pax.
4493 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
4495 * rs6000.c: Include ggc.h.
4496 (rs6000_add_gc_roots): New function.
4497 (override_options): Call it.
4499 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
4501 * alpha.h (alpha_compare): New.
4502 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
4503 * alpha.c: Likewise for the definitions.
4504 (alpha_emit_conditional_branch): Update for alpha_compare.
4505 (alpha_emit_conditional_move): Likewise.
4506 * alpha.md (cmpdf, cmpdi): Likewise.
4507 (setcc patterns): Likewise. Zero alpha_compare after use.
4508 (sne): Optimize (x != 0) into (0U < x).
4510 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
4512 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
4513 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
4514 (INIT_EXPANDERS): Remove.
4515 * alpha.c: Include ggc.h.
4516 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
4517 (alpha_init_machine_status, alpha_mark_machine_status): New.
4518 (override_options): Install them.
4519 (struct machine_function): Moved to alpha.h.
4520 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
4521 (alpha_init_expanders): Remove.
4522 (alpha_return_addr): Adjust to use current_function->machine.
4523 (alpha_ra_ever_killed): Likewise.
4524 (alpha_expand_epilogue): Likewise.
4525 * alpha.md (eh_epilogue): Likewise.
4527 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
4528 Melissa O'Neill <oneill@cs.sfu.ca>
4529 Geoffrey Keating <geoffk@cygnus.com>
4531 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
4532 call-used registers (call-saved registers must still be contiguous
4533 and end with r31, of course).
4535 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
4537 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
4538 (self_promoting_type_p): Delete.
4539 (self_promoting_args_p): Move ...
4540 * c-common.c: ... here.
4541 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
4542 (simple_type_promotes_to): New.
4543 * builtins.c (lang_type_promotes_to): New.
4544 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
4545 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
4546 * c-common.h: ... here.
4547 (self_promoting_args_p, simple_type_promotes_to): Declare.
4548 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
4549 (grokdeclarator): Likewise.
4550 * tree.h (lang_type_promotes_to): Declare.
4552 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
4554 Add some machine-dependent GC roots.
4555 * sparc.c: Include ggc.h.
4556 (sparc_add_gc_roots): New function.
4557 (mark_ultrasparc_pipeline_state): Likewise.
4558 (override_options): Call sparc_add_gc_roots.
4559 * pa.c: Include ggc.h.
4560 (pa_add_gc_roots): New function.
4561 (mark_deferred_plabels): Likewise.
4562 (override_options): Call pa_add_gc_roots.
4563 * mips.c: Include ggc.h.
4564 (mips_add_gc_roots): New function.
4565 (override_options): Use it.
4567 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4569 * cpperror.c (cpp_file_line_for_message): Constify a char*.
4571 * cppexp.c (parse_number, parse_charconst, cpp_lex,
4572 cpp_parse_expr): Add static prototypes.
4573 (parse_charconst): Don't cast away const-ness.
4574 (token): Constify a char*.
4576 * cppfiles.c (file_name_list, include_hash, find_include_file,
4577 finclude, initialize_input_buffer): Constify a char*.
4578 (file_cleanup, find_position): Add static prototypes.
4580 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
4581 collect_expansion): Add static prototypes.
4582 (cpp_install, create_definition, monthnames): Constify a char*.
4584 * cpphash.h (cpp_install): Likewise.
4586 * cppinit.c (known_suffixes, default_include,
4587 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
4588 (base_name, dump_special_to_buffer, initialize_dependency_output):
4589 Add static prototypes.
4591 * cpplib.c (my_strerror): Constify a char*.
4592 (null_underflow, null_cleanup, skip_comment, copy_comment,
4593 copy_rest_of_line, handle_directive, pass_thru_directive,
4594 get_directive_token, read_line_number, cpp_print_file_and_line,
4595 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
4596 v_cpp_warning_with_line, detect_if_not_defined,
4597 consider_directive_while_skipping): Add static prototypes.
4598 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
4599 cpp_pedwarn_with_file_and_line): Constify a char*.
4601 * cpplib.h (cpp_options, include_hash, progname, definition,
4602 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
4603 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
4604 find_include_file, deps_output, include_hash): Constify a char*.
4606 * cppmain.c (progname): Constify.
4607 (main): Add prototype. Use return, not exit.
4609 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
4610 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
4611 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
4612 check_protection): Add static prototype.
4614 (progname, recognized_macrom, recognized_extern): Constify a char*.
4615 (main): Add prototype.
4617 * gen-protos.c (progname): Constify a char*.
4619 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
4621 * emit-rtl.c (free_emit_status): Take decl as a parameter.
4622 (init_emit_once): Add more GC roots.
4623 * except.c (mark_func_eh_entry): New function.
4624 (mark_eh_node): Mark false_label and rethrow_label.
4625 (init_eh): Add more GC roots.
4626 * function.c (free_after_compilation): Take decl as a paramter.
4627 Call free_stmt_status.
4628 (mark_function_state): Don't assume x_parm_reg_stack_loc is
4630 * function.h (free_after_compilation): Change prototype.
4631 (free_varasm_status): Likewise.
4632 (free_emit_status): Likewise.
4633 (free_stmt_status): New function.
4634 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
4635 Remove, replacing with ...
4636 (ggc_status): New structure.
4637 (ggc_chain): New variable.
4639 (ggc_push_context): New function.
4640 (ggc_pop_context): Likewise.
4641 (ggc_alloc_rtx): Adjust for use of ggc_chain.
4642 (ggc_alloc_rtvec): Likewise.
4643 (ggc_alloc_tree): Likewise.
4644 (ggc_alloc_string): Likewise.
4645 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
4646 (ggc_mark_tree): Give language-dependent code a chance to mark
4648 (ggc_mark_tree_varray): Handle empty arrays.
4649 (ggc_collect): Adjust for use of ggc_chain. Clear
4650 bytes_alloced_since_last_gc.
4651 * ggc.h (ggc_pop_context): New function.
4652 (ggc_push_context): Likewise.
4653 * print-tree.c (print_node): Don't print obstacks when GC'ing.
4654 * stmt.c (free_stmt_status): New function.
4655 (init_stmt_for_function): Clear last_expr_value.
4656 * toplev.c (rest_of_compilation): Always call free_after_compilation.
4657 Conditionalize call to ggc_collect.
4658 (main): Call init_ggc.
4659 * tree.c (push_obstacks): Do the push, even when GC'ing.
4660 (push_obstacks_nochange): Likewise.
4661 (pop_obstacks): Liekwise.
4662 * varasm.c (free_varasm_status): Take decl as a parameter.
4664 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
4666 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
4667 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
4668 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
4669 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
4671 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
4673 * pa/x-pa-mpeix: New file for the MPE port.
4675 * pa/quadlib.asm: New file for long double support.
4677 * configure.in: Add hppa1.0-*-mpeix for MPE port.
4678 * configure: Rebuilt.
4680 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
4682 * final.c (shorten_branches): Fix last change.
4684 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
4686 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
4688 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
4690 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
4693 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4695 * c-aux-info.c (concat): Don't define.
4697 * cccp.c (my_strerror): Likewise. All callers changed to use
4699 (do_include): Call xstrdup, not xmalloc/strcpy.
4700 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
4701 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
4703 * collect2.c (my_strsignal): Likewise. All callers changed to use
4705 (locatelib): Call xstrdup, not xmalloc/strcpy.
4707 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
4709 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
4711 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
4713 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
4715 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
4717 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
4719 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
4721 (find_all_handler_type_matches): Likewise. Don't check return
4723 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
4724 xmalloc, not malloc.
4725 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
4727 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
4728 (init_spec): Call xcalloc, not xmalloc/bzero.
4729 (set_spec): Call xstrdup, not save_string.
4730 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
4731 (find_a_file): Call xstrdup, not xmalloc/strcpy.
4732 (process_command): Call xstrdup, not save_string.
4733 (main): Call xcalloc, not xmalloc/bzero.
4735 * gcov.c (xmalloc): Don't define.
4736 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
4737 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
4738 (output_data): Call xcalloc, not xmalloc/bzero.
4740 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
4742 * mips-tdump.c (xmalloc): Don't define.
4743 (print_symbol): Call xmalloc, not malloc.
4744 (read_tfile): Call xcalloc, not calloc.
4746 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
4747 Don't define. All callers of xfree/my_strsignal changed to use
4748 free/strsignal instead.
4749 (allocate_cluster): Call xcalloc, not calloc.
4751 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
4752 Fix memory leak, free allocated memory.
4754 * prefix.c (translate_name): Call xstrdup, not save_string.
4755 (update_path): Likewise.
4757 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
4759 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
4760 Don't define. Callers of xfree/savestring2 changed to use
4761 free/concat instead.
4763 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
4764 (init_elim_table): Likewise.
4766 * resource.c (init_resource_info): Likewise.
4768 * stupid.c (stupid_life_analysis): Likewise.
4770 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
4771 (open_dump_file): Call concat, not xmalloc/strcpy/...
4772 (clean_dump_file): Likewise.
4773 (compile_file): Call xstrdup, not xmalloc/strcpy.
4775 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
4777 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
4778 * v850.c (v850_va_arg): New.
4780 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4782 * haifa-sched.c: Tidy comments.
4784 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4786 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
4787 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
4788 $(out_object_file)): Depend on ggc.h.
4789 * c-common.c: Include "ggc.h".
4790 (combine_strings): If doing GC, use ggc_alloc_string.
4791 * c-decl.c: Include "ggc.h".
4792 (ggc_p): Define with value 0.
4793 (mark_binding_level): New function.
4794 (init_decl_processing): Add GC roots.
4795 (mark_c_function_context): New function.
4796 (lang_mark_false_label_stack): New function.
4797 (lang_mark_tree): New function.
4798 (lang_cleanup_tree): New function.
4799 * c-lang.c: Include "ggc.h".
4800 (lang_init): Call c_parse_init.
4801 * c-lex.c: Include "ggc.h".
4802 (check_linenum): If doing GC, don't copy filenames to permanent
4804 * c-parse.in: Include "ggc.h".
4805 (c_parse_init): New function.
4806 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
4807 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
4809 * except.c (mark_eh_state): Mark more state.
4810 * function.c (mark_function_state): Likewise.
4811 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
4812 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
4813 * toplev.c (mark_file_stack): New function.
4814 (compile_file): If doing GC, use ggc_alloc_string on input filename.
4815 (main): Add root for input_file_stack.
4817 * i386.c: Include "ggc.h".
4818 (ix86_mark_machine_status): New function.
4819 (override_options): Set mark_machine_status.
4821 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4823 * tree.c (copy_node): Copy node contents also if doing GC.
4825 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4827 * collect2.c (scan_libraries): Fix double-thinko :-).
4829 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
4831 * collect2.c (scan_libraries): Fix thinko.
4833 * cse.c (delete_trivially_dead_insns): Do not skip the last
4834 insn if it is a real insn.
4836 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
4838 * Makefile.in (ggc-simple.o): Depend on hash.h.
4839 * ggc.h (ggc_add_tree_hash_table_root): Declare.
4840 (ggc_mark_tree_varray): Likewise.
4841 (ggc_mark_tree_hash_table): Likewise.
4842 * ggc-simple.c: Include hash.h.
4843 (ggc_mark_tree_hash_table_ptr): New function.
4844 (ggc_mark_tree_hash_table_entry): Likewise.
4845 (ggc_mark_tree_hash_table): Likewise.
4846 (ggc_add_tree_hash_table_root): Likewise.
4847 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
4848 rtx, when defining fields.
4850 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4852 * profile.c (output_func_start_profiler): Remove apparently
4853 nonsensical call to start_sequence.
4855 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
4857 * clipper/clipper.c (clipper_va_start): Fix typos.
4859 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
4860 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
4861 (spur_va_arg): New stub.
4863 * configure.in: Comment out pyramid.
4865 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
4867 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
4868 don't conflict with the bits that win32, cygwin, and dgux
4871 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
4872 Bernd Schmidt <bernds@cygnus.co.uk>
4874 * integrate.c (function_cannot_inline_p): Do not inline
4875 functions with forced labels.
4877 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
4878 Bernd Schmidt <bernds@cygnus.co.uk>
4879 Mark Mitchell <mark@codesourcery.com>
4881 * Makefile.in (ggc-simple.o): Depend on varray.h.
4882 (rtl.o): Depend on ggc.h.
4883 (genattrtab.o): Depend on ggc.h.
4884 (print-tree.o): Likewise.
4885 (fold-const.o): Likewise.
4886 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
4887 (make_insn_raw): Don't cache insns when GC'ing.
4888 (emit_insn_before): Likewise.
4889 (emit_insn_after): Likewise.
4890 (emit_insn): Likewise.
4891 (start_sequence): Use xmalloc to allocate the sequence_stack.
4892 (end_sequence): Add free to free it.
4893 (gen_sequence): Don't cache insns when GC'ing.
4894 (clear_emit_caches): Don't use sequence_element_free_list.
4895 (init_emit): Use xcalloc, not xmalloc+bzero.
4896 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
4897 * function.c (pop_function_context_from): Use free to free the
4898 fixup_var_refs_queue.
4899 (put_reg_into_stack): Allocate it with xmalloc.
4900 * genattrtab.c: Include ggc.h.
4901 (operate_exp): Don't use obstack_free when GC'ing.
4902 (simplify_cond): Likewise.
4903 (simplify_text_exp): Likewise.
4904 (optimize_attrs): Likewise.
4905 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
4907 (gencode): Generate a #include for ggc.h.
4908 * ggc-callbacks.c (ggc_p): Define it to zero.
4909 * ggc-none.c (ggc_p): Likewise.
4910 * ggc-simple.c: Include varray.h.
4911 (ggc_mark_tree_varray): New function.
4912 (ggc_add_tree_varray_root): Likewise.
4913 (ggc_mark_tree_varray_ptr): Likewise.
4914 * ggc.h (ggc_p): Declare.
4915 (varray_head_tag): Likewise.
4916 (ggc_add_tree_varray_root): Declare.
4917 * print-tree.c (print_node): Don't check for TREE_PERMANENT
4918 inconsistencies when GC'ing.
4919 * rtl.c: Include ggc.h.
4920 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
4921 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
4922 (rtx_free): Don't call obstack_free when GC'ing.
4923 * toplev.c (rest_of_compilation): Call ggc_collect after every
4925 * tree.c (push_obstacks): Do nothing, if GC'ing.
4926 (pop_obstacks_nochange): Likewise.
4927 (pop_obstacks): Likewise.
4928 (make_node): Use ggc_alloc_tree when GC'ing.
4929 (copy_node): Likewise.
4930 (get_identifier): Use ggc_alloc_string when GC'ing.
4931 (build_string): Likewise.
4932 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
4933 (tree_cons): Likewise.
4935 (type_hash_canon): Don't call obstack_free when GC'ing.
4937 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
4939 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
4940 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
4942 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
4943 Bernd Schmidt <bernds@cygnus.co.uk>
4944 Mark Mitchell <mark@codesourcery.com>
4946 * Makefile.in (stor-layout.o): Depend on ggc.h.
4947 (expr.o): Depend on ggc.h.
4948 (profile.o): Depend on ggc.h.
4949 (stor-layout.o): Depend on ggc.h.
4950 * emit-rtl.c (init_emit_once): Add gc roots.
4951 * expr.c: Include ggc.h.
4952 (emit_block_move): Add gc roots.
4953 (clear_storage): Likewise.
4954 * expr.h (init_stor_layout_once): New function.
4955 * profile.c: Include ggc.h.
4956 (init_arc_profiler): profiler_label is a root.
4957 * scan.c (make_sstring_space): Trust xrealloc to function
4958 correctly with first parameter NULL.
4959 * stor-layout.c: Include ggc.h.
4960 (set_sizetype): Add gc root.
4961 (init_stor_layout_once): New function.
4962 * toplev.c (compile_file): Call it.
4964 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
4965 Bernd Schmidt <bernds@cygnus.co.uk>
4966 Mark Mitchell <mark@codesourcery.com>
4968 * Makefile.in (tree.o): Depend on ggc.h.
4969 (varasm.o): Likewise.
4970 (function.o): Likewise.
4972 (except.o): Likewise.
4973 (optabs.o): Likewise.
4974 (emit-rtl.o): Likewise.
4975 * emit-rtl.c: Include ggc.h.
4976 (sequence_element_free_list): Remove, and all references.
4977 (mark_sequence): New functions.
4978 (mark_emit_state): New function.
4979 * except.c: Include ggc.h.
4980 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
4981 (mark_tree_label_node): New functions.
4982 (mark_eh_state): New function.
4983 * function.c: Include ggc.h.
4984 (mark_temp_slot, mark_function_chain): New functions.
4985 (mark_function_state): New function.
4986 (init_function_once): New function.
4987 * function.h (init_function_once): New function.
4988 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
4989 * ggc.h (label_node): Declare.
4990 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
4991 (lang_mark_false_label_stack): New function.
4992 (mark_temp_slot): Remove declaration.
4993 (mark_function_chain): Likewise.
4994 (mark_eh_state): Adjust prototype.
4995 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
4997 * optabs.c: Include ggc.h.
4998 (mark_optab): New function.
4999 (init_optabs): Add gc roots.
5000 * stmt.c: Include ggc.h.
5001 (mark_cond_nesting, mark_loop_nesting): New functions.
5002 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
5003 (mark_stmt_state): New function.
5004 * toplev.c (compile_file): Call init_function_once.
5005 * tree.c: Include ggc.h.
5006 (type_hash): Move declaration earlier in file.
5007 (TYPE_HASH_SIZE, type_hash_table): Likewise.
5008 (init_obstacks): Add gc roots.
5009 (mark_type_hash): New function.
5010 * varasm.c: Include ggc.h.
5011 (mark_pool_constant): New function.
5012 (mark_varasm_state): New function.
5014 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5016 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
5018 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5020 * c-decl.c (struct language_function): Renamed from struct c_function.
5022 (c_function_chain): Delete.
5023 (push_c_function_context): New arg F. Don't warn about nested
5024 functions here. Fill LANGUAGE elt of F. Delete code to update
5025 c_function_chain. Don't call push_function_context.
5026 (pop_c_function_context): New arg F. Restore from there instead of
5027 from c_function_chain. Don't call pop_function_context. Clear out
5028 LANGUAGE field of F when done.
5029 * c-lang.c: Include "function.h"
5030 (lang_init): Initialize save_lang_status and restore_lang_status.
5031 * c-parse.in (nested_function, nested_function_notype): Warn about
5032 nested functions. Call push_function_context/pop_function_context
5033 instead of the _c_ variants.
5034 * c-tree.h (push_c_function_context, pop_c_function_context): Update
5036 * Makefile.in (c-lang.o): Update dependencies.
5038 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
5039 regno_pointer_flag, regno_pointer_align.
5040 (gen_reg_rtx): Use xrealloc to enlarge them.
5041 (free_emit_status): New function.
5042 * function.c (mark_machine_status, mark_lang_status): New variables.
5043 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
5044 in some bits from assign_stack_local. All callers changed to use new
5046 (assign_stack_local): Just call assign_stack_local_1.
5047 (free_after_compilation): New function.
5048 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
5049 (trampoline_address): Likewise.
5050 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
5051 (prepare_function_start): Explicitly clear some more variables.
5052 * function.h (struct function): New elt can_garbage_collect.
5053 (mark_machine_status, mark_lang_status): Declare variables.
5054 (free_after_compilation, free_emit_status, free_varasm_status,
5055 init_varasm_status): Declare functions.
5056 * toplev.c (rest_of_compilation): Call free_after_compilation when
5057 done with the current function.
5058 * varasm.c (free_varasm_status): New function.
5060 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
5062 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
5063 (EXPAND_BUILTIN_VA_ARG): Define.
5064 * sparc.c (sparc_va_start): New.
5065 (sparc_va_arg): New.
5067 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5069 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
5071 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5073 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
5075 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
5077 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
5079 (ggc-callbacks.o): New target.
5080 * ggc-callbacks.c: New file.
5082 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5084 * expr.h: Collapse individual optab and libfunc vars to arrays.
5085 (optab_index, libfunc_index): New enumerations.
5086 (optab_table, libfunc_table): New arrays.
5087 Add accessor macros for both.
5089 * optabs.c (optab_table, libfunc_table): New.
5090 Delete declarations for individual optab and libfunc vars.
5092 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
5094 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
5096 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
5098 * Makefile.in (GGC, GGC_LIB): New.
5099 (HOST_RTL): Include ggc-none.o.
5100 (ggc-simple.o): New target.
5101 (ggc-none.o): Likewise.
5102 * tree.h (tree_common): Add gc_mark.
5103 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
5104 (struct rtvec_def): Add gc_mark.
5105 * emit-rtl.c (global_rtl): Update static initializers to contain
5106 enough initializers.
5107 * ggc.h, ggc-none.c, ggc-simple.c: New files.
5108 * toplev.c (gc_time): New variable.
5109 (all_time): New variable.
5110 (compile_file): Print gc time.
5111 (print_time): Calculate percentage of the whole.
5113 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5115 Change obstack memory management and varasm constant pool handling so
5116 that nested functions are treated like any other functions.
5117 * function.c (init_machine_status): New variable.
5118 (push_function_context_to): Set contains_functions for the outer
5119 function. Don't call save_varasm_status.
5120 (pop_function_context_from): Don't call restore_varasm_status. Don't
5121 set current_function_contains_functions.
5122 (prepare_function_start): Call init_varasm_status rather than
5123 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
5125 * function.h (struct function) Add field varasm. Delete fields
5126 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
5127 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
5128 (init_machine_status): Declare.
5129 (save_varasm_status, restore_varasm_status): Delete declarations.
5130 (save_tree_status, restore_tree_status): Delete last argument.
5131 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
5132 code. All callers changed.
5133 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
5134 save_constants_in_decl_trees, restore_constants, save_constants,
5135 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
5137 (inlining): New variable.
5138 (reg_map, label_map, insn_map, orig_asm_operands_vector,
5139 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
5141 (save_for_inline_nocopy): Don't save constants.
5142 Don't set inl_emit field in current_function.
5143 (expand_inline_function): Use emit field, not inl_emit, of the inlined
5144 function. Set new variable inlining before
5145 calling copy_rtx_and_substitute.
5146 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
5147 constant pool references if inlining is nonzero.
5148 Delete ADDRESS and (most of the) CONST cases.
5149 (output_inline_function): Save and restore current_function/
5150 current_function_decl. Delete restore_constants code. Don't call
5151 init_const_rtx_hash_table.
5152 * output.h (init_const_rtx_hash_table): Don't declare.
5153 * rtl.h (struct function): Declare.
5154 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
5155 * toplev.c (rest_of_compilation): Don't treat nested functions or
5156 functions containing them specially. Delete all code to deal with
5157 save_for_inline_copying.
5158 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
5159 inline_obstacks): Delete variables.
5160 (save_tree_status): Lose arg CONTEXT. All callers changed.
5161 Simply allocate a new function_maybepermanent_obstack for the new
5162 function, delete all the special cases.
5163 Don't save inline_obstacks.
5164 (restore_tree_status): Lose arg CONTEXT. All callers changed.
5165 Delete special handling for function_maybepermanent_obstack; simply
5167 Don't restore inline_obstacks.
5168 (permanent_allocation): Delete code that frees inline_obstacks.
5169 (print_inline_obstack_statistics): Delete function.
5170 (dump_tree_statistics): Don't call it.
5171 * varasm.c (struct varasm_status): New.
5172 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
5173 last_pool, pool_offset, const_double_chain): Delete global
5174 variables, replace with accessor macros.
5175 (immed_double_const): Don't walk const_double_chain outside a
5176 function, but don't treat nested functions specially anymore.
5177 (immed_real_const_1): Likewise.
5178 (clear_const_double_mem): Don't treat nested functions specially.
5179 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
5180 (save_varasm_status, restore_varasm_status): Delete functions.
5181 (init_varasm_status): New function.
5182 (force_const_mem): Don't treat nested functions specially.
5183 (find_pool_constant): Accept new arg F, search for constants in
5184 that function's pool rather than the current one. All callers
5186 (get_pool_constant_for_function, get_pool_mode_for_function): New
5189 * i386.c (init_386_machine_status): New function, mostly from
5190 clear_386_stack_locals.
5191 (struct machine_functions): Rename element names to avoid name
5193 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
5194 macros, replacing global variables.
5195 (clear_386_stack_locals, save_386_machine_status,
5196 restore_386_machine_status): Delete functions.
5197 (override_options): Initialize init_machine_status.
5198 * i386.h (INIT_EXPANDERS): Delete macro.
5199 (save_386_machine_status, restore_386_machine_status,
5200 clear_386_stack_locals): Delete declarations.
5202 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5204 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
5205 (doloop_begin): Simplify pattern and use emit_jump_insn.
5206 (doloop_end): Simplify pattern, switch operand order,
5207 and use emit_jump_insn.
5209 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5211 * function.h (struct function): Add new element LANGUAGE.
5212 (save_lang_status): Declare new variable.
5213 (restore_lang_status): Likewise.
5214 * function.c (save_lang_status): Define.
5215 (restore_lang_status): Likewise.
5216 (push_function_context_to): Call language-specific save function.
5217 (pop_function_context_from): Call language-specific restore function.
5219 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5221 * i386.md (movsf_1): Check REG_P before use of REGNO.
5222 (movdf_1): Likewise.
5223 (movxf_1): Likewise.
5224 (extendsfdf2): Likewise.
5225 (extendsfxf2): Likewise.
5226 (extenddfxf2): Likewise.
5228 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5230 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
5231 constants into memory.
5232 (c4x_shiftable_constant): New function.
5233 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
5234 (c4x_shiftable_constant): Declare.
5235 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
5236 ashlqi3_noclobber): Add new patterns and associated splitters.
5238 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
5240 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
5241 * dwarf2out.c (dwarf2out_frame_init): Likewise.
5242 * final.c (shorten_branches): Likewise.
5243 * global.c (global_alloc): Likewise.
5244 * haifa-sched.c (build_control_flow): Likewise.
5245 * stmt.c (check_for_full_enumeration_handling): Likewise.
5246 (estimate_case_costs): Likewise.
5248 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
5250 * rtl.h (RTL_CHECKC2): Fix typo in last change.
5252 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
5254 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
5255 (recompute_reg_usage): Likewise.
5256 * rtlanal.c (find_regno_fusage): Likewise.
5258 * rtl.c (rtl_check_failed_code1): New function.
5259 (rtl_check_failed_code2): New.
5260 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
5261 (RTL_CHECKC1, RTL_CHECKC2): New.
5262 (XC*): New accessor macros.
5263 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
5264 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
5265 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
5266 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
5267 (TRAP_*, RANGE_INFO_*): Likewise.
5269 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5271 * Makefile.in (tlink.o): Don't depend on toplev.h.
5273 * collect2.c (c_file, o_file, export_file, import_file, ldout,
5274 output_file, nm_file_name, ldd_file_name, strip_file_name,
5275 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
5276 add_prefix, prefix_from_env, prefix_from_string, do_wait,
5277 fork_execute, maybe_unlink, add_to_list,
5278 extract_init_priority, write_list, dump_list,
5279 dump_prefix_list, write_list_with_asm, write_c_file,
5280 write_c_file_stat, write_c_file_glob, scan_prog_file,
5281 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
5282 ignore_library, extract_string, notice, dump_file, target_machine,
5283 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
5284 read_file, print_load_command): Constify a char*.
5285 (fdopen, error, fatal, fatal_perror): Don't prototype.
5286 (my_strerror): Remove. All callers use xstrerror instead.
5287 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
5288 (main): Add prototype. Constify lots of char* ptrs. Change calls
5289 to xcalloc/strcpy/strcat/... to one call to concat.
5290 (main, scan_prog_file, scan_libraries): Use an intermediate
5291 `const char **' to build an argv array.
5292 (mapfile, libselect, libcompare, locatelib): Add prototypes.
5294 * collect2.h (collect_execute, collect_wait, dump_file,
5295 file_exists): Constify a char*.
5296 (ldout, c_file_name, temporary_obstack, permanent_obstack,
5297 temporary_firstobj, vflag, debug): Add extern declarations.
5298 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
5300 * tlink.c: Don't include toplev.h.
5301 (vflag, debug, ldout, c_file_name, temporary_obstack,
5302 permanent_obstack, temporary_firstobj): Don't declare.
5303 (tlink_execute, frob_extension, symbol_hash_lookup,
5304 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
5305 recompile_files, read_repo_files, demangle_new_symbols,
5306 scan_linker_output): Constify a char*.
5307 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
5308 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
5310 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
5312 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
5313 (relative) rather than jsr (absolute) subroutine call insns.
5314 * config/m68k/m68k-coff.h: Ditto.
5316 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
5318 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
5319 now rework these too.
5320 (arm_reorg): If an insn can't reach the end of the current pool,
5321 ensure that we emit that pool before the insn.
5323 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
5325 * tlink.c (scan_linker_output): Skip the initial underscore in
5326 a mangled name if appropriate.
5328 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5330 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5331 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
5332 error_with_ivar, gen_declarator, create_builtin_decl,
5333 my_build_string, generate_descriptor_table, generate_ivars_list,
5334 generate_dispatch_table, check_protocols, TAG_GETCLASS,
5335 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
5336 dump_base_name, lang_decode_option, build_encode_expr,
5337 start_class, finish_class, encode_pointer, really_start_method,
5338 gen_declaration, dump_interface, handle_class_ref, handle_impent):
5340 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
5341 Add static prototypes.
5342 (build_objc_string_decl, build_selector_reference_decl,
5343 encode_bitfield, build_class_reference_decl): Remove unused
5344 parameter, all callers changed.
5345 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
5346 (objc_printable_name): Likewise. Change second parameter to type int.
5347 (init_objc): Use memcpy, not bcopy, to avoid casts.
5349 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
5351 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
5352 reg notes on a deleted insn.
5353 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
5355 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
5357 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
5359 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5361 * stmt.c (expand_asm_operands): Fix index into inout_mode when
5364 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
5366 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
5367 * tm.texi (MD_ASM_CLOBBERS): Document it.
5369 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
5371 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
5372 * except.c (expand_rethrow): Remove unused variable.
5373 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
5374 * flow.c (replace_insns): Likewise.
5375 (create_edge_list, verify_edge_list): Likewise.
5376 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
5378 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
5379 is special code to run.
5380 (main): Don't define operands to emit_operand.
5381 * genrecog.c (main): Don't emit an empty peephole2_insn function.
5383 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
5385 * alpha/alpha.h (normal_memory_operand): Declare.
5386 (reg_no_subreg_operand): Declare.
5387 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
5389 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
5391 * c-parse.in (compstmt_primary_start): New, broken out of first
5392 part of compstmt handling in primary.
5393 (primary): Use it. Add an error clause.
5394 (compstmt_nostart): Renamed from compstmt; remove all
5395 initial invocations of compstmt_start.
5398 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
5400 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
5403 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
5405 * combine.c (simplify_shift_const): Remove extra semicolon.
5406 * dwarf2out.c (remove_AT): Likewise.
5407 * expmed.c (expand_mult): Likewise.
5408 * gcov.c (create_program_flow_graph): Likewise.
5409 * reorg.c (mostly_true_jump): Likewise.
5411 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
5413 * fold-const.c (fold_range_test): Do not try to fold the range
5414 test if the rhs or lhs has side effects.
5416 * combine.c (simplify_rtx): Recognize another case of a synthesized
5419 * varasm.c (mark_constant_pool): When marking indirect references,
5420 only look at SYMBOL_REFs.
5422 * except.c (expand_fixup_region_end): Do not peek at
5423 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
5425 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
5427 * flags.h: New variables align_loops, align_loops_log,
5428 align_jumps, align_jumps_log, align_labels, align_labels_log,
5429 align_functions, align_functions_log.
5430 * toplev.c: Define them.
5431 (f_options): Handle -falign-* when they have no argument.
5432 (main): Add logic to set variables for -falign-functions,
5433 -falign-jumps, -falign-labels, -falign-loops.
5434 Make it -fsched-verbose=<n> and -finline-limit=<n>.
5435 (display_help): Change help to match options.
5436 * final.c (LABEL_ALIGN): Default to align_labels_log.
5437 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
5438 (LOOP_ALIGN): Default to align_loops_log.
5439 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
5440 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
5441 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
5442 * varasm.c (assemble_start_function): Handle align_functions.
5444 * config/sparc/sparc.h: Don't declare sparc_align_*.
5445 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
5446 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
5448 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
5450 * config/sparc/sparc.c: Delete sparc_align_loops,
5451 sparc_align_jumps, sparc_align_funcs and the corresponding string
5453 (sparc_override_options): Default align_functions on ultrasparc.
5454 Delete -malign-* handling.
5456 * config/mips/mips.c (override_options): On 64-bit targets,
5457 try to align code to 64-bit boundaries.
5458 (print_operand): New substitution, %~,
5459 which aligns labels to align_labels_log.
5460 * config/mips/mips.md (div_trap_normal): Use %~.
5461 (div_trap_mips16): Likewise.
5466 (ashldi3_internal): Likewise.
5467 (ashrdi3_internal): Likewise.
5468 (lshrdi3_internal): Likewise.
5469 (casesi_internal): Likewise.
5471 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
5473 Merge new ia32 backend from the branch!
5475 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
5476 See ChangeLog.P2 on new_ia32_branch for details.
5478 * rtl.h (stack_regs_mentioned_p): Delete prototype.
5479 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
5480 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
5481 * i386/gas.h (ASM_FILE_START): Define.
5482 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
5483 for name change of ix86_valid_decl_attribute_p.
5484 (i386_pe_valid_type_attribute_p): Similarly.
5486 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
5488 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
5489 to step through CC modes.
5491 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5493 * regmove.c (fixup_match_1): Don't move INSN in front of P if
5494 it would end up in the shadow of a live flags regsiter.
5496 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5498 * reload1.c: Fix many indentation problems.
5499 * reload.c: Likewise.
5501 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
5503 * alias.c (non_local_reference_p): Constify fmt.
5505 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
5507 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
5509 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
5511 * cse.c (delete_trivially_dead_insns): Do not delete stores to
5512 the internal_arg_pointer.
5514 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
5516 Merge peephole2 from new_ia32_branch:
5517 * Makefile.in (STAGESTUFF): Add *.peephole2.
5518 (mostlyclean): Likewise.
5519 (recog.o): Depend on resource.h.
5521 * final.c (peephole): Conditionalize decl on HAVE_peephole.
5522 (final_scan_insn): Likewise for the invocation of peephole.
5523 * genconfig.c (main): Look for peephole and peephole2 patterns.
5524 Emit HAVE_peephole* accordingly.
5525 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
5526 * flags.h (flag_peephole2): Declare.
5527 * toplev.c: New pass peephole2. New flag -fpeephole2.
5529 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
5530 * gencodes.c (main): Likewise.
5531 * genextract.c (main): Likewise.
5532 * genoutput.c (main): Likewise.
5533 * genemit.c (max_operand_1): Look for the max scratch operand.
5534 (gen_rtx_scratch): New.
5535 (gen_exp): Use it, and pass on new arg subroutine_type.
5536 (gen_expand): Take max scratch into account.
5537 (gen_split): Emit peephole2 functions.
5538 (output_peephole2_scratch): New.
5539 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
5540 * genrecog.c (routine_type): Add PEEPHOLE2.
5542 (make_insn_sequence): Match outer parallel for peep2. Discard
5543 top level scratches and dups.
5544 (add_to_sequence): New args insn_type and top. Update all callers.
5545 Handle toplevel peep2 matching insns.
5546 (write_subroutine): Handle peep2.
5547 (write_tree_1): Likewise.
5548 (write_tree): Likewise.
5550 (change_state): New arg afterward. Update all callers.
5551 Handle matching separate insns.
5552 * recog.c (recog_next_insn): New.
5553 (peephole2_optimize): New.
5554 * rtl.def (DEFINE_PEEPHOLE2): New.
5555 * resource.c (find_free_register): New argument last_insn. Use it
5556 to find a register available through the entire span.
5557 * resource.h (find_free_register): Update prototype.
5559 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
5561 * i386.c (output_strlen_unroll): Don't write xops[7]
5562 label if it wasn't set.
5564 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
5566 * cpplib.c (struct directive): Const-ify name pointer and
5567 function pointer prototype.
5568 (validate_else, do_define, do_line, do_include, do_undef,
5569 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
5570 do_elif, do_endif, do_sccs, do_assert, do_unassert,
5571 do_warning): Const-ify second arg.
5572 (directive_table): Mark const. Reorder entries by frequency
5573 of usage, record statistics.
5575 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
5577 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
5578 bounds- check RTL accesses if --enable-checking.
5579 (RTVEC_ELT): Bounds check if --enable-checking.
5580 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
5581 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
5582 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
5584 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5585 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
5587 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
5588 (NOTE_SOURCE_FILE): Use X0STR.
5589 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
5590 MEM_ALIAS_SET): Use X0INT.
5591 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
5592 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
5594 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
5595 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
5596 (rtl_check_failed_bounds, rtl_check_failed_type1,
5597 rtl_check_failed_type2, rtvec_check_failed_bounds): New
5599 (fancy_abort): Fix comment.
5601 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
5602 (cse_insn): Decrement LABEL_NUSES for jump target before
5604 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
5605 * final.c (alter_subreg): Compute regno before changing x to
5606 REG; set REGNO(x) after changing it.
5607 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
5608 notes containing CONST_INTs.
5609 (delete_eh_regions): Use NOTE_EH_HANDLER.
5610 * function.c (put_reg_into_stack): Make reg a MEM before
5612 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
5614 (gen_mem_addressof): Make reg a MEM before initializing it.
5615 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
5617 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
5618 deleting an insn, not after.
5619 (block_alloc): Only look at PATTERN(insn) if we have to, and
5620 only if it's format class 'i'.
5621 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
5622 CONST_INT before using its INTVAL.
5623 * print-rtl.c (print_rtx): Use X0STR.
5624 * regmove.c (fixup_match_1): Don't look at PATTERN of
5625 non-class-'i' insn chain elements.
5626 * reload.c (loc_mentioned_in_p): Take address of
5627 in->fld[1].rtx directly.
5628 * reload1.c (reload): Change reg to a MEM before initializing
5630 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
5632 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
5634 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
5636 * config/mips/mips.c (machine_dependent_reorg): Force a
5637 barrier to output the local constant pool if a barrier hasn't
5638 been found at a natural point in the instruction stream.
5640 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5642 * c-parse.in (language_string): Constify.
5644 * dwarf2out.c (language_string): Remove declaration.
5646 * dwarfout.c (language_string): Likewise.
5648 * toplev.c (language_string, init_parse, finish_parse): Likewise.
5650 * tree.h (language_string, init_parse, finish_parse): Declare.
5652 * i386/sun386.h (language_string): Remove declaration.
5654 * mips.h (language_string): Likewise.
5656 * nextstep.h (language_string): Likewise.
5658 * nextstep21.h (language_string): Likewise.
5660 * rs6000.c (language_string): Likewise.
5662 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5664 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
5665 (getpwd.o): Remove target.
5667 * getpwd.c: Delete file. Its in libiberty now.
5669 * dbxout.c (getpwd): Don't prototype.
5670 * dwarf2out.c (getpwd): Likewise
5671 * dwarfout.c (getpwd): Likewise
5672 * final.c (getpwd): Likewise.
5673 * protoize.c (getpwd): Likewise.
5675 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5677 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
5679 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5681 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
5684 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
5686 * fixinc/Makefile.in (subdir): New.
5687 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
5690 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
5692 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
5693 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
5696 * invoke.texi: Fix typo.
5698 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
5699 changed. Handle autoincrement addressing modes.
5701 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
5702 just like we would the virtual incoming args register when
5705 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
5707 * rs6000.h (ASM_FILE_START): Specify complete filename, including
5708 path, in .file directive.
5710 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
5712 * gcc.texi (External Bugs): Remove obsolete note about Perl on
5715 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
5717 * stdbool.h: Make the typedef name _Bool, with bool a #defined
5720 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5722 * tree.c (tree_code_name): Constify a char*.
5724 * tree.h (tree_code_name, decl_printable_name): Likewise.
5726 * function.h (struct function): Likewise.
5728 * toplev.c (decl_name, decl_printable_name): Likewise.
5730 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
5732 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
5733 (init_objc): Remove function pointer cast.
5735 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5737 * pa.md (interspace_jump): New pattern.
5738 (builtin_longjmp): New expander.
5740 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
5742 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
5743 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
5744 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
5746 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
5748 * jump.c (delete_prior_computation): Also check calls
5749 to constant functions. Don't bother checking for a
5750 REG_UNUSED note before adding it.
5751 (delete_computation): Handle multi-word hard registers
5752 when synthesizing missing REG_DEAD notes for a register
5753 which is both set and used by an insn.
5755 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5757 * loop.c (this_loop_info): New variable.
5758 (loop_has_call, loop_has_volatile, loop_has_tablejump,
5759 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
5761 (prescan_loop, strength_reduce): New argument loop_info. All callers
5763 (scan_loop): New variable loop_info, initialise to address of
5765 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
5766 Delete variable loop_has_multiple_exit targets and replace with
5767 field in this_loop_info.
5768 (find_and_verify_loops): Rename this_loop to this_loop_num.
5769 (strength_reduce): Delete loop_iteration_info. Replace variable
5770 loop_info with function argument of same name.
5771 (insert_bct): Rework test for loop being completely unrolled.
5773 * loop.h (struct loop_info): New fields num, loops_enclosed,
5774 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
5775 has_indirect_jump, and cont. Redefine use of unroll_number.
5776 (loop_unroll_number): Delete.
5778 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
5780 (loop_iterations): Delete variable vtop and instead use
5781 loop_info->vtop computed in prescan_loop.
5783 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
5785 * fix-header.c (main): Do not pass a null pointer to strcmp.
5787 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
5789 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
5791 * configure: Rebuilt.
5793 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
5795 * jump.c (jump_optimize_1): Do not delete assignments to
5796 internal_arg_pointer.
5797 * cse.c (delete_trivially_dead_insns): Always consider a set of
5798 the internal_arg_pointer live.
5800 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
5802 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
5803 (update_life_info) [REG_WAS_0]: Search the original insns rather
5804 than the new insns for the note. Fix typos finding note_dest.
5805 If no dest found, discard the note rather than abort.
5806 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
5807 (replace_insns): Remove the old insn list after update_life_info
5810 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
5812 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
5814 (sched_analyze_1): Let add_dependence care for not adding dups.
5815 (sched_analyze_2): Likewise.
5816 (add_branch_dependences): Likewise.
5818 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
5820 * i386/winnt.c (export_list): New type.
5821 (exports_head): Rename to
5822 (export_head): this.
5823 (i386_pe_record_exported_symbol): Add is_data flag.
5824 (i386_pe_asm_file_end): Emit directive for exported variables.
5825 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
5827 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
5828 (ASM_DECLARE_OBJECT_NAME): Likewise.
5829 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5830 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5832 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
5834 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
5836 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
5839 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
5841 * config/openbsd.h: Define SET_ASM_OP.
5842 * tm.texi: cross-reference SET_ASM_OP in the index.
5844 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
5846 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
5847 for a CONST_DOUBLE, at compile time. Initialize rtx_length
5848 and class_narrowest_mode at compile time. Kill init_rtl.
5849 Mark rtx_length, mode_class, mode_size, mode_unit_size,
5850 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
5851 rtx_format as const. Kill all references to EXTRA_CC_MODES or
5853 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
5855 * rtl.h: Declare rtx_length and rtx_format as const.
5856 * machmode.def: Define CC(). Use CC() to define CCmode. If
5857 EXTRA_CC_MODES is defined, expand it here.
5858 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
5859 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
5860 const. Kill all references to EXTRA_CC_MODES.
5862 * toplev.c: Don't prototype or call init_rtl.
5863 * optabs.c: Don't call init_mov_optab.
5864 * genemit.c: Don't generate init_mov_optab. Don't call
5866 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
5868 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
5869 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
5870 genrecog.c: Don't call init_rtl.
5872 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
5873 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
5874 definition of EXTRA_CC_MODES.
5876 * md.texi: Kill ref to EXTRA_CC_NAMES.
5877 * tm.texi: Document new way to define EXTRA_CC_MODES.
5879 * genrecog.c: Do not look up the name of a define_split.
5882 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
5884 * config/v850/v850.md: Fix typo introduced by previous delta.
5886 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5888 * gcc.c (fatal): Make definition static to match prototype.
5890 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5892 * combine.c (get_last_value): Don't look for earlier sets if the last
5893 known set is somewhere in between the insns being combined.
5895 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
5897 * configure.in: Don't use shell ! to negate exit codes
5898 * configure: Regenerate
5900 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
5902 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
5903 the fact that ALIGN is measured in bits, not bytes.
5905 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
5907 * errors.c: New file; defines functions error, warning, and
5908 fatal, variables have_error and progname.
5909 * errors.h: New file; prototypes and decls for stuff in errors.c.
5911 * Makefile: Add rules to build errors.o and
5912 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
5913 genopinit, genrecog, genextract, genpeep, genattr, and
5914 genoutput with errors.o. Add errors.h to deps of genconfig.o,
5915 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
5916 genpeep.o, genattr.o, and genoutput.o.
5918 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
5919 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
5920 define or prototype fatal. Set progname at beginning of main.
5921 * genoutput.c: Likewise, and don't define or prototype error
5924 * c-typeck.c (c_expand_start_case): Return immediately if exp
5926 * fold-const.c (operand_equal_p): Return immediately if arg1
5927 or arg0 are ERROR_MARKs.
5928 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
5929 fields of type ERROR_MARK when calculating if the record can
5932 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
5933 with much help from Jeffrey A Law and Richard Henderson
5935 * i386.md: In the 6 insns which call output_fix_trunc,
5936 earlyclobber operands[0].
5938 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
5940 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
5941 creating new registers.
5943 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
5945 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
5946 i386_reg_alloc_order, i386_regparm_string,
5947 i386_align_loops_string, i386_align_jumps_string,
5948 i386_align_funcs_string, i386_preferred_stack_boundary_string,
5949 and i386_branch_cost_string as type "const char *".
5950 * i386.c: Define all above strings as type "const char *".
5952 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
5954 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
5955 when emitting alignment padding. Emit padding byte of 0 instead of 4.
5957 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5959 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
5960 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
5962 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
5964 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
5965 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
5966 (dwarf2out_line, dwarf2out_finish): Likewise.
5967 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
5969 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5971 * tree.c (lang_unsave_expr_now) : Correct return type.
5972 * tree.h (lang_unsave_expr_now) : Same.
5974 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
5976 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
5977 instead of duplicating code.
5979 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5981 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
5983 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
5985 * tree.h: fancy_abort always takes three args.
5986 * resource.c: Move include of system.h before toplev.h.
5988 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
5990 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
5993 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
5995 * system.h: Don't redefine abort or trim_filename.
5996 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
5997 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
5998 whether or not __FUNCTION__ is available.
5999 * tree.h: Duplicate rtl.h's definition of abort, for files
6000 that don't include rtl.h. Delete all code to perform type
6001 checking with a compiler other than GCC.
6002 * varray.h: Delete all code to perform type checking with a
6003 compiler other than GCC. Make VARRAY_CHECK() always evaluate
6004 its arguments exactly once, using a statement expression.
6005 Adjust the VARRAY_<type> accessor macros to match.
6006 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
6007 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
6008 caller's location. Define fatal_insn and fatal_insn_not_found
6009 as macros that use _fatal_insn and _fatal_insn_not_found.
6010 (fancy_abort, trim_filename): Kill prototypes.
6012 * rtl.c (trim_filename): Move here from toplev.c.
6013 (fancy_abort): New function.
6014 (DIR_SEPARATOR): Provide default definition.
6015 * tree.c (tree_check_failed, tree_class_check_failed): Go
6016 through fancy_abort.
6017 (tree_check, tree_class_check, cst_or_constructor_check,
6018 expr_check): Delete.
6019 * varray.c (varray_check_failed): New function.
6020 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
6021 _fatal_insn and _fatal_insn_not_found. Go through
6023 (trim_filename, fancy_abort): Delete.
6025 * builtins.c (expand_builtin_args_info): Report ICE with abort.
6026 * except.c (start_catch_handler): Report ICE with error/abort
6028 * final.c (output_operand_lossage): Likewise.
6029 * flow.c (verify_flow_info): Likewise.
6031 * gcc.c: Prototype fatal.
6032 * gengenrtl.c: Undef abort after including rtl.h not system.h.
6033 * genattr.c, genattrtab.c, genemit.c, genextract.c,
6034 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
6035 Don't define fancy_abort.
6037 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
6039 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
6042 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
6044 * m88k.h (VERSION_INFO2): Kill.
6045 (VERSION_STRING): Kill.
6047 (VERSION_INFO1): Tidy.
6048 (TARGET_VERSION): Update.
6049 * m88k/dgux.h (VERSION_INFO2): Kill.
6050 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
6051 * m88k/luna.h (VERSION_INFO1): Tidy.
6052 * m88k/sysv4.h (VERSION_INFO1): Likewise.
6053 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
6054 (output_file_start): Adjust for death of VERSION_STRING.
6056 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
6058 * cpplib.c (detect_if_not_defined): New function.
6059 (do_if): Use it to detect potential once-only headers.
6061 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
6063 * c-common.c (combine_strings): Always set TREE_CONSTANT.
6065 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
6067 * combine.c (nonzero_bits) : Allow single-ly set registers to be
6068 anywere in the function only if they are pseudos and set before
6069 being used (not live at the start of the function).
6070 (num_sign_bit_copies) : Same.
6071 (get_last_value_validate) : Same.
6072 (get_last_value) : Same.
6074 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
6076 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
6077 where N and M are constant and N is an integer multiple of M.
6079 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6081 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
6082 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6083 sbitmap_union_of_preds): Add prototypes.
6084 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
6085 the intersection of successors with the new flow graph structures.
6086 (sbitmap_intersection_of_preds): New function to compute the
6087 intersection of predecessors with the new flow graph structures.
6088 (sbitmap_union_of_succs): New function to compute the union of
6089 successors with the new flow graph structures.
6090 (sbitmap_union_of_preds): New function to compute the union of
6091 predecessors with the new flow graph structures.
6092 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
6093 (expr_reaches_here_p): Use edge and basic_block structures instead
6094 of s_preds and s_succs.
6095 (compute_cprop_avinout): Use new sbitmap routines.
6096 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
6097 of s_preds and s_succs.
6098 * flow.c (compute_flow_dominators): Compute dominators using
6099 edges and basic blocks instead of s_preds and s_succs.
6101 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6103 * lists.c (unused_insn_list, unused_expr_list): New file for
6104 maintaining various types of lists. New statics for maintaining a
6105 cache of available INSN_LIST and EXPR_LIST nodes.
6106 (free_list): Static function for freeing a list of INSN/EXPR nodes.
6107 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
6108 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
6109 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
6110 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
6111 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
6112 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
6113 (free_INSN_LIST_node): Free an individual INSN_LIST node.
6114 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
6115 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
6116 (remove_dependence, free_pending_lists): Use new global routines.
6117 (flush_pending_lists, sched_analyze_insn): Use new global routines.
6118 (sched_analyze, compute_block_backward_dependences): Use new routines.
6119 (sched_analyze_1, sched_analyze_2): Use new routines.
6120 (schedule_insns): Use new global routines.
6121 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
6123 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
6124 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
6126 * toplev.c (rest_of_compilation): Initialize node cache.
6127 * Makefile.in (OBJS): Add lists.o to list of object files.
6128 (lists.o): Add dependancies.
6130 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
6132 * config/v850/v850.md: Fix compile time warning messages.
6133 * config/v850/v850.c: Fix compile time warning messages.
6134 * config/v850/v850.h: Fix compile time warning messages.
6136 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6138 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
6139 Remove unused prototype for `init_lengths'.
6141 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6143 * calls.c (emit_call_1): Mark parameter `stack_size' with
6145 (expand_call): Initialize variable `insn'.
6146 (emit_library_call): Likewise for variable `high_to_save'.
6147 (emit_library_call_value): Likewise.
6148 (store_one_arg): Likewise for variables `lower_bound' and
6151 * combine.c (try_combine): Likewise for variables `i2_code_number'
6152 and `other_code_number'.
6153 (find_split_point): Likewise for variables `pos', `unsignedp' and
6155 (simplify_if_then_else): Likewise for variables `op' and `c1'.
6156 (simplify_and_const_int): Remove unused variable `width'.
6157 (merge_outer_ops): Likewise.
6159 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
6160 HOST_WIDE_INT' when comparing against one.
6161 (simplify_relational_operation): Likewise.
6162 (cse_insn): Initialize variables `src_eqv_volatile',
6163 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
6165 * final.c (init_final): Constify parameter `filename'.
6166 (final_start_function): Mark parameter `optimize' with
6168 (profile_function): Likewise for parameters `first' and `optimize'.
6169 (output_source_line): Likewise for parameter `file'.
6171 * integrate.c (subst_constants): Cast a value to `size_t' when
6172 comparing against one.
6173 (mark_stores): Initialize variable `mode'. Cast a value to
6174 `size_t' when comparing against one.
6176 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
6178 * loop.c (move_movables): Initialize variable `first'.
6179 (strength_reduce): Likewise for variable `increment'.
6180 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
6181 value to `size_t' when comparing against one.
6182 (load_mems): Initialize variable `end_label'.
6184 * output.h (init_final): Constify parameter.
6186 * reload.c (decompose): Initialize variable `base'.
6188 * reload1.c (reload): Likewise for variable `is_scalar'.
6189 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
6190 (choose_reload_regs): Initialize variable `mode'.
6191 (emit_reload_insns): Likewise for variable `store_insn'.
6192 (reload_cse_noop_set_p): Mark parameter `insn' with
6194 (reload_combine): Initialize variable `set'.
6196 * unroll.c (unroll_loop): Likewise for variable `local_label'.
6197 (copy_loop_body): Cast a value to `size_t' when comparing against
6200 * varasm.c (assemble_variable): Initialize variable `size_tree'.
6201 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
6202 (remove_from_pending_weak_list): Mark parameter `name' with
6205 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6207 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
6210 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
6212 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
6213 (ASM_DECLARE_FUNCTION_NAME): Define.
6214 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
6215 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
6216 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
6217 not already defined.
6219 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
6221 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
6222 of n_popped when call/call_value are not defined.
6224 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
6226 * tm.texi: GNU CC -> GCC conversion.
6227 (CC1_SPEC): Indicate it is used for all language front ends.
6229 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
6231 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
6232 NOTE_INSN_EH_REGION_END correctly.
6234 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
6235 Jeff Law <law@cygnus.com>
6237 * loop.c (strength_reduce): Automatically unroll loops if the
6238 unrolled loop size is smaller than the rolled loop size.
6240 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
6241 and delete comment that code should be rewritten.
6243 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
6245 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
6248 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
6250 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6252 * fixinc/mkfixinc.sh: Don't fix uwin headers.
6253 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
6254 (LINK_SPEC): Add -u _main when building executables.
6255 (ASM_DECLARE_FUNCTION): Update from Cygwin.
6256 (ASM_FILE_END): Use the default for ix86-pe.
6257 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
6259 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
6261 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
6262 and ASM_CLOSE_PAREN are empty strings.
6264 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
6265 Geoffrey Keating <geoffk@cygnus.com>
6267 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
6268 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
6269 (unprotoize.o): Ditto.
6270 (test-protoize-simple): Don't define STD_PROTO_DIR.
6271 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
6272 changes to make 'test-protoize-simple' pass.
6273 (STD_PROTO_DIR): Remove define.
6274 (STANDARD_EXEC_PREFIX): Supply default define.
6275 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
6276 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
6277 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
6278 (GET_ENV_PATH_LIST): New macro.
6279 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
6280 (do_processing): Initialize default_syscalls_dir using new
6281 macros. Use it to initialize syscalls_absolute_filename.
6283 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
6285 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
6286 B into a register before emit_conditional_move.
6288 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
6290 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
6291 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
6292 multiplicand out of (+ (* a b) (* c d)).
6294 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
6295 Richard Henderson <rth@cygnus.com>
6297 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
6298 (new_insn_dead_notes): Likewise.
6299 (update_n_sets): Likewise.
6300 (update_flow_info): Move to flow.c, renamed to update_life_info;
6301 extend to handle multiple source insns.
6302 * flow.c: Include resource.h
6303 (unlink_insn_chain): New.
6304 (split_hard_reg_notes): New.
6305 (maybe_add_dead_note): New.
6306 (maybe_add_dead_note_use): New.
6307 (find_insn_with_note): New.
6308 (new_insn_dead_notes): New.
6309 (update_n_sets): New.
6310 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
6311 (maybe_remove_dead_notes): New.
6312 (update_life_info): New.
6313 (prepend_reg_notes): New.
6314 (replace_insns): New.
6315 * output.h (update_life_info): Declare.
6316 * recog.c (split_block_insns): Use update_life_info.
6317 * resource.c (find_free_register): Use reg_alloc_order, don't use
6318 fixed regs, make sure the mode is supported, don't use new regs.
6320 * rtl.h (replace_insns): Declare.
6322 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
6324 * expr.c (expand_expr): Cope with COND_EXPRs with one
6325 non-returning branch.
6327 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
6329 * expr.c (store_expr): Always pass down the target, even when not
6332 1999-08-24 Nick Clifton <nickc@cygnus.com>
6334 * configure.in: Define target_cpu_default for v850 targets.
6335 * configure: Regenerate
6337 * config/v850/v850.h (TARGET_CPU_generic): Define.
6338 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
6339 addresses are 4 byte aligned.
6341 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
6344 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6346 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
6347 (main): Add prototypes.
6349 * genattrtab.c (substitute_address, write_const_num_delay_slots,
6350 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
6351 (write_attr_get): Emit prototypes along with function definition.
6352 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
6353 (write_complex_function): Emit static prototype along with
6354 function definition.
6356 * genemit.c (gen_split): Emit prototypes along with function
6359 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
6360 Likewise for predicates and `insn_operand_predicate'.
6361 (process_template): Emit static prototype along with function
6364 * genrecog.c (make_insn_sequence): Constify a char*. Add
6365 prototypes for get_split_*().
6366 (write_subroutine): Emit prototypes along with function
6369 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6371 * gcse.c (find_avail_set): Follow chains of register-register copies.
6372 Use oprs_not_set_p to guarantee that the returned value can be
6374 (cprop_insn): Don't verify the return value of find_avail_set with
6377 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
6378 (cprop_cc0_jump): New function.
6379 (cprop_insn): Break out new function cprop_jump and use it.
6380 Also use cprop_cc0_jump for machines with CC0.
6381 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
6383 * tree.h (current_function_calls_setjmp,
6384 current_function_calls_longjmp): Delete declarations.
6385 * dsp16xx.c: Include "function.h".
6386 * elxsi.c: Likewise.
6387 * gmicro.c: Likewise.
6388 * h8300.c: Likewise.
6391 * mn10200.c: Likewise.
6392 * mn10300.c: Likewise.
6393 * ns32k.c: Likewise.
6397 * rtl.h (rtx_equal_function_value_matters): Declare.
6398 * toplev.c (rtx_equal_function_value_matters): Don't declare.
6400 * function.c: Likewise.
6401 * emit-rtl.c: Likewise.
6403 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
6405 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
6408 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6410 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
6413 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
6415 * cpp.texi: Add a node documenting macro varargs (copied
6418 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
6420 * cppspec.c: Put a null pointer at the end of the new argv.
6422 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
6424 * configure.in: Remove code to select/de-select the haifa
6425 scheduler. Every scheduled port gets haifa now.
6426 * configure: Rebuilt.
6427 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
6429 * Makefile.in: Corresponding changes.
6431 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6433 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
6434 All callers changed.
6435 (prepare_float_lib_cmp): Likewise.
6436 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
6437 * expr.h (emit_float_lib_cmp): Delete declaration.
6438 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
6439 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
6440 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
6442 (cmptf): Now conditional on TARGET_HARD_QUAD.
6444 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
6446 * resource.c (mark_target_live_regs): Use
6447 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
6449 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6451 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
6453 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
6455 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
6457 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6459 * rtl.h (rtx_format): Constify a char*.
6461 * rtl.c (rtx_format): Likewise.
6462 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
6463 (init_rtl): Use accessor macro, not `rtx_format'.
6465 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
6468 * caller-save.c (mark_referenced_regs): Likewise.
6470 * combine.c (subst, make_compound_operation, known_cond,
6471 gen_rtx_combine, update_table_tick, get_last_value_validate,
6472 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
6474 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
6475 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
6476 count_reg_usage): Likewise.
6478 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
6481 * final.c (leaf_renumber_regs_insn): Likewise.
6483 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
6484 dump_edge_info, count_reg_references): Likewise.
6486 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
6487 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
6490 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
6491 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
6492 add_label_notes): Likewise.
6494 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
6495 clear_struct_flag, count_sub_rtxs, count_alternatives,
6496 compares_alternatives_p, contained_in_p, walk_attr_value,
6497 write_expr_attr_cache): Likewise.
6499 * genconfig.c (walk_insn_part): Likewise.
6501 * genemit.c (max_operand_1, gen_exp): Likewise.
6503 * genextract.c (walk_rtx): Likewise.
6505 * genflags.c (num_operands): Likewise.
6507 * genoutput.c (scan_operands): Likewise.
6509 * genpeep.c (match_rtx): Likewise.
6511 * genrecog.c (add_to_sequence): Likewise.
6513 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
6516 * integrate.c (save_constants, copy_for_inline,
6517 copy_rtx_and_substitute, subst_constants, restore_constants):
6520 * jump.c (mark_jump_label, invert_exp, redirect_exp,
6521 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
6523 * local-alloc.c (contains_replace_regs, memref_referenced_p):
6526 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
6527 add_label_notes, replace_call_address, count_nonfixed_reads,
6528 invariant_p, find_single_use_in_loop, find_mem_givs,
6529 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
6532 * print-rtl.c (reg_names, print_rtx): Likewise.
6534 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
6536 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
6537 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
6538 print_blocks): Likewise.
6540 * regclass.c (fix_register, record_address_regs,
6541 reg_scan_mark_refs): Likewise.
6543 * regmove.c (stable_but_for_p): Likewise.
6545 * reload.c (loc_mentioned_in_p, operands_match_p,
6546 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
6547 copy_replacements, refers_to_regno_for_reload_p,
6548 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
6549 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
6552 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
6553 delete_address_reloads_1, count_occurrences,
6554 reload_cse_mem_conflict_p, reload_combine_note_use,
6555 add_auto_inc_notes): Likewise.
6557 * resource.c (mark_referenced_resources, mark_set_resources):
6560 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
6561 reg_mentioned_p, regs_set_between_p, modified_between_p,
6562 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
6563 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
6564 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
6565 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
6567 * sched.c (sched_analyze_2, attach_deaths): Likewise.
6569 * stupid.c (stupid_mark_refs): Likewise.
6571 * unroll.c (remap_split_bivs): Likewise.
6573 * varasm.c (mark_constants): Likewise.
6575 * a29k/a29k.c (uses_local_reg_p): Likewise.
6577 * alpha/alpha.c (summarize_insn): Likewise.
6579 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
6580 eliminate_lr2ip): Likewise.
6582 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
6584 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
6585 reg_mentioned_in_mem): Likewise.
6587 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
6588 symbolic_reference_mentioned_p): Likewise.
6590 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
6592 * sh/sh.c (regs_used, mark_use): Likewise.
6594 * vax/vax.c (vax_rtx_cost): Likewise.
6596 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6598 * machmode.h (mode_name): Constify a char*.
6600 * rtl.c (mode_name): Likewise.
6602 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
6604 * optabs.c (init_libfuncs): Constify a char*.
6606 * print-tree.c (mode_name): Remove redundant declaration.
6607 (print_node): Use accessor macro, not `mode_name'.
6609 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
6611 (new_spill_reg): Constify a char*.
6613 * tree.c (mode_name): Remove redundant declaration.
6615 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6617 * rtl.c (rtx_name): Constify a char*.
6619 * rtl.h (rtx_name, fix_sched_param): Likewise.
6621 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
6622 (mypr): Use accessor macro, not `rtx_name'.
6624 * genemit.c (print_code): Constify a char*.
6626 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
6628 * genpeep.c (print_code): Constify a char*.
6630 * genrecog.c (print_code): Likewise.
6632 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
6633 end_bb): Add static prototype.
6634 (draw_edge): Constify a char*.
6635 (end_bb): Remove unused parameter.
6637 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
6638 print_block_visualization): Constify a char*.
6640 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
6642 * c-common.c (c_get_alias_set): Update comment.
6644 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6646 * linux.h (LIB_SPEC): Added.
6648 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6650 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
6652 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
6654 * tree.c (expr_check): Fix typo in last change.
6656 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
6658 * rtl.def (NOTE): Change format to "iuu0n".
6659 (ADDR_DIFF_VEC): Change format to "eEee0".
6660 (ADDRESSOF): Change format to "eit".
6662 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
6663 (RTVEC_ELT): Change to match.
6664 (XVECEXP): Use XVEC and RTVEC_ELT.
6665 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
6666 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
6667 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
6668 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
6669 TRAP_CONDITION, TRAP_CODE): Use XEXP.
6670 (INTVAL): Use XWINT.
6671 (ADDRESSOF_DECL): Use XTREE.
6672 (SET_ADDRESSOF_DECL): Delete.
6673 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
6674 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
6675 ifdefed out since 2.6 at least.
6676 (gen_rtvec_vv): Delete prototype.
6678 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
6680 (copy_most_rtx): Handle 't' format letter.
6681 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
6682 (gen_rtvec_vv): Delete function. All callers changed to use
6683 gen_rtvec_v instead.
6684 * print-rtl.c (print_rtx): Move special casing of NOTEs to
6685 the '0' format letter.
6687 * function.c (gen_mem_addressof): Don't use
6688 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
6690 * integrate.c (copy_rtx_and_substitute): Likewise.
6691 Copy 't' slots with XTREE.
6692 (subst_constants): Treat 't' slots like '[swi]' slots.
6693 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
6694 * jump.c (rtx_equal_for_thread_p): Likewise.
6695 * rtlanal.c (rtx_equal_p): Likewise.
6696 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
6697 only four arguments.
6698 * gengenrtl.c (type_from_format): Provide correct types for
6702 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
6703 If a recent gcc is in use (always in stage2 and beyond), use
6704 statement expressions, so we don't make a function call unless
6705 the check fails. Evaluate arguments exactly once.
6706 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
6707 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
6709 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
6710 they evaluate their arguments exactly once, irrespective of
6711 the compiler in use.
6713 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
6714 is used by the currently-enabled check macros. This is:
6715 (tree_check_failed, tree_class_check_failed): For gcc.
6716 (tree_check, tree_class_check, cst_or_constructor_check,
6717 expr_check): For other compilers.
6719 * gencheck.c: Do not define any *_CHECK1 macros.
6721 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
6722 Mark Mitchell <mark@codesourcery.com>
6724 * c-common.c (c_get_alias_set): Fix support for poitners and
6727 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
6729 * alias.c: Include tree.h.
6730 (nonlocal_reference_p, mark_constant_function): New functions.
6731 * flow.c (life_analysis): Call mark_constant_function.
6732 * rtl.h (mark_constant_function): Declare it.
6734 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
6736 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
6737 unrecognisable switches.
6739 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6741 * loop.c (recombine_givs): Set ix field after sorting.
6742 (recombine_givs): Remove bogus index / giv lockstep looping.
6744 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6746 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
6748 (emit_store_flag_force): Use do_compare_rtx_and_jump.
6749 (do_cmp_and_jump): Formatting fixes.
6750 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
6751 do_compare_rtx_and_jump instead of compare_from_rtx.
6752 (do_compare_rtx_and_jump): New function; mostly copied from
6754 (do_jump_for_compare): Delete.
6755 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
6757 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
6758 of compare/do_jump_for_compare pairs.
6759 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
6760 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
6761 compare_from_rtx/do_jump_for_compare pairs.
6762 (do_jump_by_parts_equality): Likewise.
6763 (do_jump_by_parts_equality_rtx): Likewise.
6764 * expr.h (do_compare_rtx_and_jump): Declare.
6765 * optabs.c (prepare_cmp_insn): New function, contains most of the code
6766 that used to be in emit_cmp_insn.
6767 (cmp_available_p): New function.
6768 (prepare_operand): New function.
6769 (emit_cmp_and_jump_insn_1): New function, contains some code that used
6770 to be in emit_cmp_insn.
6771 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
6772 parameters to be pointers; don't emit final compare but modify some of
6773 the values pointed to by the args so the caller can perform the
6775 (expand_binop): Call emit_store_flag_force with signed forms of
6777 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
6778 emit_jump_insn pair.
6779 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
6780 emit_cmp_and_jump_insn_1. Call emit_queue.
6781 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
6783 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
6784 jump sets cc0 before deleting it.
6785 * integrate.c (expand_inline_function): Likewise.
6786 * unroll.c (unroll_loop): Similar changes in several places.
6787 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
6790 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6792 * Makefile.in (insn-recog.o): Update dependencies.
6793 * genrecog.c (main): Make generated file include "function.h".
6795 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
6797 * cse.c (cse_insn): Call never_reached_warning when a jump is
6798 changed to be unconditional.
6799 * flags.h: Declare warn_notreached.
6800 * flow.c (delete_block): Call never_reached_warning when
6802 * jump.c (delete_barrier_successors): Call never_reached_warning
6803 when we delete everything after a BARRIER.
6804 (never_reached_warning): New function.
6805 * rtl.h: Declare never_reached_warning.
6806 * toplev.c (warn_notreached): New variable.
6807 (lang_independent_options): Set warn_notreached
6808 when -Wunreachable-code.
6809 (compile_file): We need line numbers for -Wunreachable-code.
6811 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
6813 * haifa-sched.c (insn_unit): Fix typo on out of range test.
6814 * sched.c (insn_unit): Likewise.
6816 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
6818 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
6820 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6822 * flow.c (create_edge_list): Use xmalloc, not malloc.
6824 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
6826 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
6827 C-style comments. Do not lose the character before double slash.
6829 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6831 * basic-block.h (struct edge_list): Stucture to maintain a vector
6833 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
6834 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
6835 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
6836 New function prototypes.
6837 * flow.c (create_edge_list): Function to create an edge list.
6838 (free_edge_list): Discards memory used by an edge list.
6839 (print_edge_list): Debug output showing an edge list.
6840 (verify_edge_list): Internal consistency check for an edge list.
6841 (find_edge_index): Function to find an edge index for a pred and succ.
6843 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
6845 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
6848 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
6850 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
6852 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6854 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6856 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
6858 * toplev.c (rest_of_compilation): Allow machine dependent
6859 reorganisation pass to place information into the RTL dump
6860 file if it so wishes.
6862 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
6864 * explow.c (hard_function_value): Use VOIDmode instead of
6866 * stmt.c (expand_return): Likewise.
6867 * stor-layout.c (get_best_mode): Likewise.
6869 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
6870 emit call instead of emit_insn call.
6872 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6874 * configure.in: Handle --disable/enable-win32-registry.
6875 * install.texi: Document --disable/enable-win32-registry.
6876 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
6877 (WIN32_REGISTRY_KEY): New macro.
6878 * prefix.c: Use to enable/disable win32-specific code.
6879 (lookup_key): Use versioned key.
6880 * configure: Regenerate.
6881 * config.in: Likewise.
6883 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
6885 * cpplib.c (read_line_number): New fn, split out of...
6888 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
6890 tree.c (lang_unsave_expr_now) : New.
6891 (unsave_expr_now): Call lang_unsave_expr_now.
6892 tree.h (lang_unsave_expr_now) : New.
6894 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
6896 * toplev.c (flag_new_exceptions): On by default.
6898 1999-08-13 Michael Meissner <meissner@cygnus.com>
6900 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
6902 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6904 * dwarfout.c (fundamental_type_code): Return FT_boolean for
6905 INTEGER_TYPE with precision==1, it's __java_boolean.
6907 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6909 * global.c (prune_preferences): Move some invariants out of the
6912 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
6914 * configure.in (alpha*-dec-osf*): Add osf5.
6916 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
6918 * configure.in: Rework handling of ARM GNU/Linux slightly.
6919 (arm*-*-linux-gnuoldld): New target.
6920 * configure: Regenerate.
6921 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
6922 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
6923 * config/arm/linux-oldld.h: New file.
6924 * config/arm/linux-elf26.h: Don't include linux-elf.h.
6925 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
6927 * config/arm/linux-elf.h (ASM_SPEC): Define.
6928 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
6929 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
6930 for 26-bit APCS and old linker.
6931 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
6933 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
6934 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
6935 don't define `arm' or `arm_elf'.
6936 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
6937 MULTILIB_DIRNAMES): Define. Fix typo in comment.
6939 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
6941 * rtl.texi: Fix typo.
6943 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
6945 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
6947 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
6949 * extend.texi (C++ Signatures): Remove node.
6950 * invoke.texi: Remove discussion of -fhandle-signatures,
6951 signature, sigof, __signature__, and __sigof__.
6953 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
6955 * Makefile.in (JAVAGC): Removed.
6957 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
6959 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6961 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
6963 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6965 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
6967 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
6968 a register that is already known to be a pointer.
6970 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
6972 * fixinc/inclhack.tpl: Only install assert.h conditionally.
6973 * fixinc/inclhack.sh: Regenerated.
6974 * fixinc/fixincl.sh: Regenerated.
6976 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
6978 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
6979 Fix documentation of -ansi flag to describe its C++ behavior.
6980 Remove bogus reference to GCC 2.9.
6982 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
6984 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
6985 note if it is non-NULL.
6987 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6989 * except.h (eh_nesting_info): Add new structure defintion.
6990 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
6991 (reachable_handlers, update_rethrow_references): Add function
6993 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
6994 a rethrow symbol instead of an integer exception region number.
6995 * flow.c (Make_edges): Use new exception nesting routines to determine
6996 which handlers are reachable from a CALL or asynchronous insn.
6997 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
6999 (delete_eh_regions): Update rethrow labels, and don't delete
7000 regions which are the target of a rethrow.
7001 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
7002 avoid overloading the SYMBOL_REF_USED flag.
7003 (rethrow_symbol_map): Use new rethrow_ref field.
7004 (rethrow_used): Use new rethrow_ref field.
7005 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
7006 of an integer. Fix formatting.
7007 (output_exception_table_entry): Use new rethrow_ref field.
7008 (can_throw): Check for EH_REGION_NOTE before deciding
7009 whether a CALL can throw or not.
7010 (scan_region): Call rethrow_used() instead of accessing data structure.
7011 (update_rethrow_references): New function to make sure only regions
7012 which are still targets of a rethrow are flagged as such.
7013 (process_nestinfo): New static function to initialize a handler
7014 list for a specific region.
7015 (init_eh_nesting_info): New function to allocate and initialize
7016 the list of all EH handlers reachable from all regions.
7017 (reachable_handlers): New function to retrieve the list of handlers
7018 reachable from a specific region and insn.
7019 (free_eh_nesting_info): New function to dispose of a list of
7022 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7024 * flow.c (split_edge): Set JUMP_LABEL field.
7025 (commit_one_edge_insertion): Set head correctly for insert_before.
7026 When inserting insns, update insn block numbers if allocated.
7028 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7030 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
7031 retry_incomplete_types): Add static prototype.
7032 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
7033 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
7034 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
7035 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
7036 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
7039 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
7040 dwarf2out_start_source_file, dwarf2out_line): Likewise.
7042 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7044 * output.h (assemble_name): Constify a char*.
7046 * varasm.c (UNIQUE_SECTION, assemble_start_function,
7047 assemble_variable, assemble_name): Likewise.
7049 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
7051 * arm/pe.c (arm_pe_unique_section): Likewise.
7053 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
7055 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
7057 * i386/interix.c (i386_pe_unique_section): Likewise.
7059 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7061 * i386/winnt.c (i386_pe_unique_section): Likewise.
7063 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
7065 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
7067 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
7069 * pa/pa.c (output_call): Likewise.
7071 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
7073 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
7075 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
7078 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
7081 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
7083 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
7084 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
7086 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
7088 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7090 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
7092 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7094 * tree.h (lang_identify): Constify a char*.
7095 (print_error_function): Add extern prototype. Constify a char*.
7097 * c-lang.c (lang_identify): Constify a char*.
7099 * objc/objc-act.c (lang_identify): Constify a char*.
7101 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7103 * genpeep.c (main): Make generated file include "function.h".
7104 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
7106 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7108 * Makefile.in: Update dependencies.
7109 * alias.c: Include "function.h"
7110 * c-decl.c: Likewise.
7111 * caller-save.c: Likewise.
7112 * calls.c: Likewise.
7113 * combine.c: Likewise.
7115 * explow.c: Likewise.
7116 * final.c: Likewise.
7117 * global.c: Likewise.
7118 * graph.c: Likewise.
7119 * local-alloc.c: Likewise.
7121 * optabs.c: Likewise.
7122 * profile.c: Likewise.
7123 * recog.c: Likewise.
7124 * regclass.c: Likewise.
7125 * regmove.c: Likewise.
7126 * reload.c: Likewise.
7127 * reorg.c: Likewise.
7128 * resource.c: Likewise.
7129 * sched.c: Likewise.
7130 * stupid.c: Likewise.
7131 * config/1750a/1750a.c: Likewise.
7132 * config/a29k/a29k.c: Likewise.
7133 * config/arc/arc.c: Likewise.
7134 * config/arm/arm.c: Likewise.
7135 * config/arm/thumb.c: Likewise.
7136 * config/c4x/c4x.c: Likewise.
7137 * config/clipper/clipper.c: Likewise.
7138 * config/convex/convex.c: Likewise.
7139 * config/fx80/fx80.c: Likewise.
7140 * config/i860/i860.c: Likewise.
7141 * config/m68k/m68k.c: Likewise.
7142 * config/m88k/m88k.c: Likewise.
7143 * config/mips/mips.c: Likewise.
7144 * config/pdp11/pdp11.c: Likewise.
7145 * config/pyr/pyr.c: Likewise.
7146 * config/romp/romp.c: Likewise.
7147 * config/sh/sh.c: Likewise.
7148 * config/tahoe/tahoe.c: Likewise.
7149 * config/vax/vax.c: Likewise.
7150 * config/we32k/we32k.c: Likewise.
7151 * config/sparc/sparc.c: Include "function.h".
7152 (mem_min_alignment): Test current_function rather than
7153 regno_pointer_align.
7154 * config/pa/pa.c: Likewise.
7155 (compute_frame_size): Delete declaration of
7156 current_function_outgoing_args_size.
7157 * config/arc/arc.h (current_function_varargs): Delete declaration.
7158 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
7160 * config/i370/i370.h (current_function_outgoing_args_size): Delete
7162 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
7163 current_function_uses_pic_offset_table.
7164 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
7165 of current_function_returns_pointer.
7166 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7167 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7168 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7169 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7170 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7171 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
7172 * config/m88k/m88k.c: Include "function.h"
7173 (call_used_regs, current_function_pretend_args_size,
7174 current_function_outgoing_args_size, frame_pointer_needed): Delete
7176 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
7178 * config/mips/mips.h (current_function_calls_alloca): Delete
7180 * config/mn10200/mn10200.h (current_function_needs_context,
7181 rtx_equal_function_value_matters): Delete declarations.
7182 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
7183 flag_pic): Delete declarations.
7184 * config/pa/pa.h (current_function_pretend_args_size,
7185 current_function_decl): Delete declarations.
7186 * config/pa/som.h (current_function_varargs): Delete declaration.
7187 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
7189 * config/pyr/pyr.h (current_function_pretend_args_size,
7190 current_function_args_size, current_function_calls_alloca): Delete
7192 * config/sh/sh.h (current_function_varargs): Delete declaration.
7193 * config/sparc/sparc.h (current_function_outgoing_args_size,
7194 current_function_calls_alloca, current_function_decl): Delete
7196 * config/spur/spur.h (current_function_pretend_args_size,
7197 current_function_calls_alloca): Delete declarations.
7198 * config/v850/v850.c (current_function_outgoing_args_size): Delete
7200 * config/vax/vms.h (current_function_name): Delete declaration.
7201 * gcse.c: Include "function.h".
7202 (current_function_name, current_function_calls_setjmp): Delete
7204 * haifa-sched.c: Include "function.h".
7205 (forced_labels): Delete declaration.
7207 * reg-stack.c: Likewise.
7208 * reload1.c: Likewise.
7209 * genemit.c (main): Make generated file include function.h.
7210 * genoutput.c (output_prologue): Likewise.
7212 * builtins.c (saveregs_value, apply_args_value): Delete variables.
7213 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
7214 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
7215 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
7216 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
7217 macros for some of them.
7218 (emit_filename, emit_lineno): Delete declarations.
7219 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
7220 regno_pointer_* variables through current_function.
7221 (gen_inline_header_rtx): Delete function.
7222 (save_emit_status): Delete function.
7223 (set_new_last_label_num): New function.
7224 (clear_emit_caches): New function.
7225 (restore_emit_status): Just clear last_labelnum and call
7227 (get_last_insn_anywhere): Variable sequence_stack is now accessed
7228 through macro seq_stack.
7229 (add_insn_after): Likewise.
7230 (add_insn_before): Likewise.
7231 (remove_insn): Likewise.
7232 (pop_topmost_sequence): Likewise.
7233 (in_sequence_p): Likewise.
7234 (start_sequence_for_rtl_expr): Likewise.
7235 (start_sequence): Likewise, and likewise for
7236 sequence_rtl_expr/seq_rtl_expr.
7237 (push_topmost_sequence): Likewise.
7238 (end_sequence): Likewise.
7239 (init_virtual_regs): Now takes a "struct emit_status *" argument.
7240 All callers changed. Store into that pointer instead of globals.
7241 (init_emit): Allocate emit elt of current_function.
7242 Changes for sequence_rtl_expr/sequence_stack renaming.
7243 Call clear_emit_caches instead of doing it in-line.
7244 Access regno_pointer_* variables through current_function.
7245 (init_emit_once) Don't clear sequence_stack.
7247 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
7249 (arg_pointer_save_area): Delete declaration.
7250 (finish_expr_for_function): Renamed from init_queue; no longer static.
7251 (init_expr): Don't call init_queue.
7252 (save_expr_status, restore_expr_status): Delete functions.
7253 (expand_expr): Changes to reflect new layout of struct function.
7254 Don't access current_function_check_memory_usage when current_function
7256 * expr.h (forced_labels, save_expr_regs, saveregs_value,
7257 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
7258 current_function_outgoing_args_size, current_function_arg_offset_rtx,
7259 current_function_uses_const_pool, function_call_count,
7260 current_function_uses_pic_offset_table, nonlocal_labels,
7261 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
7262 current_function_check_memory_usage, nonlocal_goto_handler_slots,
7263 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
7265 (finish_expr_for_function): Declare.
7266 * flags.h (current_function_has_nonlocal_label,
7267 current_function_has_nonlocal_goto, current_function_is_thunk,
7268 current_function_has_computed_jump): Delete declarations.
7269 * flow.c (forced_labels): Delete declaration.
7270 * function.c (current_function_pops_args,
7271 current_function_returns_struct, current_function_returns_pcc_struct,
7272 current_function_needs_context, current_function_calls_setjmp,
7273 current_function_calls_longjmp, current_function_has_nonlocal_label,
7274 current_function_has_nonlocal_goto, current_function_is_thunk,
7275 current_function_has_computed_jump, current_function_calls_alloca,
7276 current_function_contains_functions, current_function_returns_pointer,
7277 current_function_epilogue_delay_list, current_function_args_size,
7278 current_function_pretend_args_size, current_function_arg_offset_rtx,
7279 current_function_outgoing_args_size, current_function_varargs,
7280 current_function_stdarg, current_function_args_info, cleanup_label,
7281 current_function_name, current_function_uses_const_pool,
7282 current_function_instrument_entry_exit, current_function_return_rtx,
7283 current_function_uses_pic_offset_table, nonlocal_labels,
7284 current_function_internal_arg_pointer, current_function_cannot_inline,
7285 current_function_check_memory_usage, function_call_count,
7286 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
7287 nonlocal_goto_stack_level, return_label, save_expr_regs,
7288 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
7289 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
7290 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
7291 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
7292 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
7294 (push_function_context_to): Don't save them. Don't call
7295 save_storage_status, save_emit_status or save_expr_status.
7296 (pop_function_context_from): Don't restore them. Don't call
7297 restore_storage_status or restore_expr_status.
7298 (get_func_frame_size): New function.
7299 (get_frame_size): Use it.
7300 (assign_outer_stack_local): Reflect some member name changes in struct
7302 (put_reg_into_stack): Likewise.
7303 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
7305 (fixup_var_refs): Likewise.
7306 (fix_lexical_addr): Likewise.
7307 (trampoline_address): Likewise.
7308 (prepare_function_start): Clear field inlinable of current_function.
7309 (init_function_for_compilation): New function.
7310 (expand_dummy_function_end): New function.
7311 (expand_function_end): Call finish_expr_for_function.
7312 * function.h (struct emit_status): New; fields moved here from struct
7313 function and from global variables. Add accessor macros for some of
7315 (struct expr_status): Likewise.
7316 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
7317 (struct function): Add fields expr and emit, inlinable, inl_emit,
7318 original_arg_vector, original_decl_initial, inl_last_parm_insn,
7319 inl_max_label_num. Add many comments.
7320 Add accessor macros for all elts of struct function that no longer
7321 have a global variable.
7322 (cleanup_label, return_label, frame_offset, tail_recursion_label,
7323 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
7324 stack_slot_list): Delete declarations.
7325 (get_func_frame_size): Declare.
7326 (save_expr_status, restore_expr_status, save_emit_status,
7327 save_storage_status, restore_storage_status): Delete declarations.
7328 (init_virtual_regs): Declare.
7329 * output.h (current_function_pops_args,
7330 current_function_returns_struct, current_function_returns_pcc_struct,
7331 current_function_needs_context, current_function_calls_setjmp,
7332 current_function_calls_longjmp, current_function_calls_alloca,
7333 current_function_has_nonlocal_label, current_function_varargs,
7334 current_function_has_computed_jump, current_function_returns_pointer,
7335 current_function_contains_functions, current_function_args_size,
7336 current_function_pretend_args_size, current_function_stdarg,
7337 current_function_outgoing_args_size, current_function_args_info,
7338 current_function_name, current_function_return_rtx,
7339 current_function_epilogue_delay_list,
7340 current_function_uses_const_pool, current_function_cannot_inline):
7341 Delete declarations.
7342 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
7343 regno_reg_rtx): Delete declaration.
7344 (REGNO_POINTER_FLAG): Delete macro.
7345 * stmt.c (expand_goto): Changes to reflect that some fields in struct
7346 function were renamed.
7347 * stor-layout.c (save_storage_status, restore_storage_status): Delete
7349 * toplev.c: Include "function.h".
7350 (current_function_decl): Delete declaration.
7351 (compile_file): Call init_dummy_function_start and
7352 expand_dummy_function_end around some initializations that need to
7354 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
7355 Call init_function_for_compilation.
7356 * unroll.c: Include "function.h"
7357 (unroll_loop): Access regno_pointer_* variables through
7360 * tree.h (struct tree_decl): Add elt f to saved_insns member.
7361 (DECL_SAVED_INSNS): use it.
7362 (expand_dummy_function_end): Declare.
7363 (init_function_for_compilation): Declare.
7364 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
7365 that it's no longer an INLINE_HEADER.
7366 (expand_call): Likewise.
7367 * integrate.c (finish_inline): Delete function.
7368 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
7369 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
7370 args. Don't generate an INLINE_HEADER rtx, just return the arg
7371 vector. All callers changed.
7372 (save_for_inline_copying): Create a duplicate struct emit_status to
7373 hold the emit state for compiling the current function. Use this and
7374 the other new fields in struct function that are for integration
7375 instead of an INLINE_HEADER.
7376 Use memcpy instead of bcopy.
7377 Store the current struct function in DECL_SAVED_INSNS of fndecl.
7378 (save_for_inline_nocopy): Similar changes, except no new emit_status
7380 (expand_inline_function): Get information from function structure,
7381 not from an inline header rtx.
7382 (output_inline_function): Lose code to extract the necessary
7383 information from an inline header; simply put back the function
7384 structure into current_function. Clear its inlinable elt.
7385 * rtl.def (INLINE_HEADER): Delete.
7386 * rtl.h: Delete all accessors for an INLINE_HEADER.
7387 (gen_inline_header_rtx): Delete declaration.
7388 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
7389 Delete declarations.
7390 (REGNO_POINTER_ALIGN): Delete.
7391 (clear_emit_caches): Declare.
7392 (set_new_last_label_num): Declare.
7394 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
7396 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
7398 * except.c (expand_eh_region_start_for_decl): Always start a new block.
7399 * stmt.c (is_eh_region): Make sure current_function is present, too.
7401 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
7403 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
7404 for 64bit PA targets.
7406 * pa.h (SELECT_SECTION): Define.
7407 * som.h (SELECT_SECTION): Delete.
7409 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7411 * alias.c (init_alias_analysis): Wrap call to
7412 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
7414 1999-08-07 Bruce Korb <autogen@linuxbox.com>
7416 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
7417 <sys/asm.h> contains an asm comment with an apostrophe
7418 * fixinc/inclhack.sh: regen
7419 * fixinc/fixincl.x: regen
7421 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
7423 * function.c (init_function_start): Clear prologue & epilogue.
7424 (prologue_epilogue_contains): New function.
7425 * alias.c (init_alias_analysis): Use it.
7426 * rtl.h (prologue_epilogue_contains): Declare it.
7428 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
7430 * jump.c (onlyjump_p): New function.
7431 * rtl.h: Declare it.
7432 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
7433 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
7435 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
7437 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
7438 to invert loops. Simplify block scanning.
7440 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7442 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
7443 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
7445 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
7447 * config/sparc/liteelf.h: New file to support sparclite-elf target
7448 * config/sparc/t-sp86x: New file to support sparc86x targets
7449 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
7450 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
7451 * configure.in: Support above target triplets
7452 * configure: Regenerated
7454 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
7456 * fixinc/server.c (server_setup): Do not prefix function used as
7459 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
7461 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
7462 Remove fp reg alternatives.
7464 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
7466 * Makefile.in (TAROUTOPTS): Kill.
7467 (install-headers-tar): Use "xpf" for tar headerfile extraction
7468 * i370/x-oe (TAROUTOPTS): Delete.
7469 * m68k/x-apollo68 (TAROUTOPTS): Delete.
7470 * m68k/x-hp320 (TAROUTOPTS): Delete.
7471 * m68k/x-hp320g (TAROUTOPTS): Delete.
7472 * gcc.texi: Update bug reporting text.
7474 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7476 * reg-stack.c (change_stack) Fixed problem with negative array index.
7478 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
7480 * extend.texi, install.texi: Fix spelling mistakes.
7482 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
7483 (s-attrtab); No longer try to use pre-made insn-attrtab file.
7484 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
7486 * mips/t-ecoff: Likewise.
7487 * mips/t-elf: Likewise.
7488 * mips/t-mips: Likewise.
7489 * mips/t-osfrose: Likewise.
7490 * mips/t-r3900: Likewise.
7491 * mips/t-svr3: Likewise.
7492 * mips/t-svr4: Likewise.
7493 * mips/t-ultrix: Likewise.
7495 * gcc.texi: Document recommend means to provide software floating
7496 point libraries in libgcc.a
7498 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
7500 * c-lex.c (yylex): We can have a number with no digits.
7502 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
7504 * jump.c (delete_prior_computation): New function, broken
7505 out of delete_computation. Check for side effects with
7506 side_effects_p instead of FIND_REG_INC_NOTE. Handle
7507 multi-word hard registers.
7508 (delete_computation): Use it. Check for side effects with
7509 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
7510 missing REG_DEAD note for a register which is both set and
7513 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
7515 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
7516 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
7517 (ASM_FILE_START): Import _mcount with the right type.
7518 (ASM_DECLARE_FUNCTION_NAME): Define.
7519 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7520 * pa.c (output_function_prologue): Always emit the function's label
7522 * pa.h (TEXT_SPACE_P): Define.
7523 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7524 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
7525 * som.h (TEXT_SPACE_P): Delete.
7526 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7527 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
7529 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
7531 * expr.c (emit_group_load): Allow src to be a CONCAT.
7533 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7535 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
7536 (___mulsi3): Use '!' comment character.
7538 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7540 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
7542 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
7544 * gcc.c: Update URLs and mail addresses.
7545 * gcc.texi: Likewise.
7547 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
7549 * rs6000.c (current_file_function_operand): Return zero for
7551 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
7553 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
7556 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
7558 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
7559 allocate space in the stack frame for the PIC register.
7561 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
7563 * m68k.md (xordi3, anddi3): These patterns are not available on
7566 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
7568 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
7569 (PUT_REAL): Likewise.
7571 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7573 * final.c (shorten_branches): Don't add an alignment for loops
7574 that have no label inside.
7576 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7578 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
7579 prototypes in macro HAVE_cmpstrsi.
7581 * cpplib.c (cpp_get_token): Remove unused label `op3'.
7583 * emit-rtl.c (operand_subword): Remove unused variable
7586 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
7588 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
7590 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
7592 * cpphash.c (macroexpand): Delete leading whitespace when arg
7593 is concatenated before.
7594 (unsafe_chars): Correct test for whether + and - can extend a
7597 * cppinit.c (cpp_start_read): Do dependencies for
7598 -include/-imacros files also.
7600 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
7601 tokenizing non-directive lines.
7602 (cpp_expand_to_buffer): Temporarily disable no-output mode.
7603 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
7606 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7608 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
7610 * c-lex.c: Sync with C++ frontend.
7611 (linemode): New variable.
7612 (parse_float): imag, conversion_errno, and type are output only.
7613 (yylex): Adjust. Move initial '.' case into main switch.
7615 (handle_generic_pragma): Just deal with tokens.
7616 (readescape): Use ISXDIGIT and ISGRAPH.
7617 * c-parse.in: Add END_OF_LINE token.
7619 * c-lex.c (lang_init): Generalize.
7620 (nextchar): Remove. Replace uses with UNGETC.
7621 (skip_white_space): Handle linemode here. Optimize for cpplib.
7622 (skip_white_space_on_line): Remove.
7623 (extend_token_buffer_to): New fn.
7624 (extend_token_buffer): Use it.
7625 (read_line_number, check_newline): Just deal with tokens.
7626 (token_getch, token_put_back): New fns.
7627 (yylex): Use them. More cpplib optimizations. Simplify.
7629 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7630 Jason Merrill <jason@yorick.cygnus.com>
7632 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
7633 (consume_string): Make this smart about USE_CPPLIB.
7634 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
7635 (yylex): Rewrite to be intelligent about USE_CPPLIB.
7636 Also, clean up cases where we redundantly set token_buffer[0].
7637 (read_line_number): New fn.
7638 (ignore_escape_flag): New variable.
7640 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
7642 * a29k/t-a29kbare: Fix some comments.
7643 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7644 (FPBIT, DPBIT): Define.
7645 * a29k/t-vx29k: Likewise.
7646 * arc/t-arc: Likewise.
7647 * arm/t-arm-elf: Likewise.
7648 * arm/t-bare: Likewise.
7649 * arm/t-pe: Likewise.
7650 * arm/t-pe-thumb: Likewise.
7651 * arm/t-semi: Likewise.
7652 * arm/t-thumb: Likewise.
7653 * arm/t-thumb-elf: Likewise.
7654 * arm/t-thumb-linux: Likewise.
7655 * h8300/t-h8300: Likewise.
7656 * i960/t-i960: Likewise.
7657 * i960/t-vxworks960: Likewise.
7658 * m32r/t-m32r: Likewise.
7659 * mips/t-ecoff: Likewise.
7660 * mips/t-elf: Likewise.
7661 * mips/t-r3900: Likewise.
7662 * pa/t-pro: Likewise.
7663 * rs6000/t-aix43: Likewise.
7664 * rs6000/t-beos: Likewise.
7665 * rs6000/t-newas: Likewise.
7666 * rs6000/t-ppccomm: Likewise.
7667 * rs6000/t-rs6000: Likewise.
7668 * rs6000/t-winnt: Likewise.
7669 * rs6000/t-xnewas: Likewise.
7670 * rs6000/t-xrs6000: Likewise.
7671 * sh/t-sh: Likewise.
7672 * sparc/t-elf: Likewise.
7673 * sparc/t-sparcbare: Likewise.
7674 * sparc/t-sparclite: Likewise.
7675 * sparc/t-splet: Likewise.
7676 * v850/t-v850: Likewise.
7677 * mn10200/t-mn10200: Fix comments.
7678 * mn10300/t-mn10300: Likewise.
7680 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
7681 dummy operand. Allocate a new pseudo for the dummy operand.
7682 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
7684 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
7686 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
7688 * configure: Rebuilt.
7689 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
7691 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
7693 * recog.c (preproces_constraints): Zero recog_op_alt before
7694 processing the constraints.
7696 * arm.c (typedef minipool_node): Renamed from pool_node.
7697 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
7698 (add_minipool_constant): New function.
7699 (dump_minipool): New function.
7700 (find_barrier): Remove special case for getting the insn size of
7701 an insn that references the constant pool.
7702 (minipool_fixup): New structure.
7703 (push_minipool_barrier): New function.
7704 (push_minipool_fix): New function.
7705 (note_invalid_constants): New function.
7706 (add_pool_constant, dump_table, fixit, broken_move): Delete.
7707 (arm_reorg): Rewrite code to fix up the constant pool into a
7708 series of mini-pools embedded in the insn stream.
7709 (arm_output_epilogue): New function, made mainly from the body
7710 of output_func_epilogue.
7711 (output_func_epilogue): Move insn generation part of epilogue code
7712 to arm_output_epilogue.
7713 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
7714 * arm.md (pool_range): New attribute.
7715 (zero_extendqidi2): Add attribute pool_range.
7716 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
7717 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
7718 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
7719 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
7720 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
7721 (epilogue): New expand.
7722 (epilogue_insn): New insn. Call arm_output_epilogue.
7724 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
7725 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
7727 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7729 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7731 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7733 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
7735 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
7737 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
7739 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
7741 * global.c: Fix comment.
7743 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
7745 * gcc.c (access_check): New static function.
7746 (find_a_file): Use it when searching a directory list.
7747 * collect2.c (find_a_file): Don't accept directories found when
7748 searching a directory list.
7750 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
7752 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
7753 function parameters with `&'.
7754 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
7756 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
7758 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
7759 or tidy_fallthru_edge if the last insn in the block is not
7760 an unconditional jump or a simple conditional jump.
7762 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7764 * Makefile.in (c-decl.o): Depends on defaults.h.
7766 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
7768 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
7770 (CLASS_MAX_NREGS): Likewise.
7772 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
7774 * cse.c (cse_insn): Fix dumb thinko in last change.
7776 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7778 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
7781 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
7783 * dwarf2out.c (add_location_or_const_value_attribute): Correct
7784 test for sizes of passed and declared parameter types.
7786 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7788 * fixincludes: Fix the return type of bsearch, char* -> void*.
7790 * fixinc/inclhack.def: Likewise.
7792 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
7794 * invoke.texi (-fdump-translation-unit): New option.
7796 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
7798 * expr.h (PROMOTE_PROTOTYPES): Move ...
7799 * defaults.h: ... to here.
7800 * c-decl.c: Include defaults.h instead of expr.h.
7801 * c-typeck.c: Include defaults.h.
7803 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
7805 * toplev.h (errorcount): Declare.
7806 (warningcount): Likewise.
7807 (sorrycount): Likewise.
7808 * c-lex.c (errorcount): Don't declare.
7809 * dwarf2out.c (errorcount): Don't declare.
7811 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
7813 * config/libgloss.h: Add a note discouraging use with ELF.
7814 * configure.in: Don't use libgloss.h for ELF targets.
7815 Always use_collect2 on a.out targets.
7817 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
7819 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
7820 (force_to_mode, case ASHIFTRT): Add shiftrt label.
7822 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7824 * loop.c (strength_reduce): When doing biv->giv conversion, update
7825 reg note of NEXT->insn.
7827 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7829 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
7831 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7833 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
7834 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
7835 Ensure expr.h is included.
7836 * c-typecheck.c (convert_arguments): Ditto.
7838 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
7840 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
7841 * config/convex/convex.h: Ditto.
7842 * config/dsp16xx/dsp16xx.h: Ditto.
7843 * config/fx80/fx80.h: Ditto.
7844 * config/gmicro/gmicro.h: Ditto.
7845 * config/i370/i370.h: Ditto.
7846 * config/i386/i386.h: Ditto.
7847 * config/m32r/m32r.h: Ditto.
7848 * config/m68k/m68k.h: Ditto.
7849 * config/m88k/m88k.h: Ditto.
7850 * config/mips/mips.h: Ditto.
7851 * config/pa/pa.h: Ditto.
7852 * config/pyr/pyr.h: Ditto.
7853 * config/tahoe/tahoe.h: Ditto.
7854 * config/we32k/we32k.h: Ditto.
7856 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
7859 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
7861 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
7864 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
7866 1999-08-02 Richard Henderson <rth@cygnus.com>
7868 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
7869 for the register spill block.
7871 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
7872 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
7874 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
7875 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
7876 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
7878 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7880 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
7881 MAX_WCHAR_TYPE defined in sparc.h.
7882 * config/sparc/linuxaout.h: Likewise.
7883 * config/sparc/linux64.h: Likewise.
7884 Also default to -mvis if CPU is UltraSPARC.
7886 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7888 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
7889 (RTX_OK_FOR_OLO10): Likewise.
7890 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
7891 %lo(), allow it in addresses...
7892 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
7893 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
7894 does not make sense.
7895 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
7896 (sparc_output_scratch_registers): New function.
7897 (output_function_prologue, sparc_flat_output_function_prologue): Use
7899 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
7901 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
7902 * configure.in: Add check for .register pseudo-op support in as and
7903 check for offsetable %lo().
7904 * acconfig.h: Add templates for the above checks.
7905 * configure: Regenerate.
7907 1999-08-02 Richard Henderson <rth@cygnus.com>
7909 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
7910 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
7911 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
7913 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7915 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7918 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7920 * config/float-sparc.h: New file.
7921 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
7922 sparc-*-linux-gnu and sparc64-*-linux*.
7924 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7926 * rs6000.c (rs6000_va_list): Type is an array.
7927 (rs6000_va_start): Don't doubly adjust for varargs.
7928 (rs6000_va_arg): Evaluate long long GPR adjustment.
7930 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
7932 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
7933 -maix64 and -maix32.
7934 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
7935 LINK_SPEC): Change appropriately.
7936 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
7937 (u_short_cint_operand): Likewise.
7938 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
7940 * rs6000/t-aix43 (MULTILIB): Change to -m64.
7942 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
7944 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
7946 * rs6000/rs6000.c (num_insns_constant_wide): Correct
7948 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
7949 (non_add_cint_operand): Likewise.
7950 (logical_operand): Likewise.
7951 (non_logical_cint_operand): Likewise.
7952 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
7953 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
7954 (rs6000_select_rtx_section): Suppress warning.
7955 (small_data_operand): Suppress warning.
7956 (rs6000_got_register): Suppress warning.
7957 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
7958 type, so `J' is generally the wrong constraint for a SImode value;
7960 (andsi3_internal2): Likewise.
7961 (andsi3_internal3): Likewise.
7962 (iorsi3_internal1): Likewise.
7963 (xorsi3_internal1): Likewise.
7965 (movsf_softfloat): Likewise.
7966 (scc insns): Likewise.
7967 (movsi+2): Preserve sign bits of SImode constant.
7968 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
7969 (movdf+1): Sign-extend properly.
7970 (movdi_32+1): Sign-extend properly.
7971 (scc insns): Sign-extend properly.
7973 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
7976 1999-08-02 Richard Henderson <rth@cygnus.com>
7978 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
7980 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
7981 * alpha.md (all fp insns): Likewise.
7983 1999-08-02 Nick Clifton <nickc@cygnus.com>
7985 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
7988 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
7990 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
7991 pic_load_label generator directly.
7992 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
7993 No longer a named pattern.
7995 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
7997 * explow.c (force_reg): Call force_operand if X does not
7998 satisfy general_operand.
8000 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
8002 * fix-header.c (main): When testing for CONTINUED, use string
8003 equality, not pointer equality.
8005 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
8007 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
8009 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
8011 * cse.c (cse_insn): Fix loop which deletes insns after a jump
8012 that has become an unconditional jump.
8014 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
8015 (output_function_epilogue): Similarly.
8017 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8019 * tree.h (init_dummy_function_start): Declare.
8021 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8023 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
8024 last_expr_type, last_expr_value, block_start_count, block_stack,
8025 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
8026 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
8027 dynamically in stmt elt of struct function for each function.
8028 (struct nesting): Rename function_call_count elt to n_function_calls,
8029 target_temp_slot_level to block_target_temp_slot_level. All users
8031 (struct stmt_status): New structure definition.
8032 Add many accessor macros for stmt_status elements which previously
8033 were global variables.
8034 (init_stmt_for_function): Allocate stmt elt for current_function.
8035 Reflect that block_start_count was renamed to
8036 current_block_start_count.
8037 (save_stmt_status, restore_stmt_status): Delete functions.
8038 (preserve_subexpressions_p): Don't access loop_stack when outside
8040 (expand_start_bindings): Reflect that block_start_count was renamed to
8041 current_block_start_count.
8042 (expand_fixup): Likewise.
8043 (expand_decl): Don't access block_stack when outside a function.
8044 (expand_decl_cleanup): Likewise.
8045 (expand_dcc_cleanup): Likewise.
8046 (expand_dhc_cleanup): Likewise.
8047 (expand_anon_union_decl): Likewise.
8048 (set_file_and_line_for_stmt): New function.
8049 (in_control_zone_p): New function.
8051 * function.h (struct function): Add new elt stmt.
8052 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
8053 case_stack, nesting_stack, nesting_depth, block_start_count,
8054 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
8055 emit_lineno, goto_fixup_chain.
8056 (save_eh_status, restore_eh_status, save_stmt_status,
8057 restore_stmt_status): Delete declarations.
8058 * function.c (push_function_context_to): Don't call save_stmt_status.
8059 (pop_function_context_to): Don't call restore_stmt_status.
8060 * tree.h (in_control_zone_p): Declare.
8061 * rtl.h (set_file_and_line_for_stmt): Declare.
8063 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
8064 call set_file_and_line_for_stmt.
8066 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
8068 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
8069 Also update copyright.
8071 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8073 * c-pragma.c: Don't include "except.h".
8074 * emit-rtl.c: Likewise.
8075 * stor-layout.c: Likewise.
8077 * varasm.c: Likewise.
8079 * flow.c: Include "function.h".
8080 * tree.h (init_dummy_function_start): Declare new function.
8082 * except.h (struct eh_status): New structure.
8083 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
8085 (eh_return_stub_label, ehstack, catchstack, ehqueue,
8086 catch_clauses, false_label_stack, caught_return_label_stack,
8087 protect_list, current_function_ehc): Add accessor macros for the
8088 corresponding fields in current_function->eh; delete declarations
8089 for all items that used to be declared here.
8090 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
8091 catch_clauses, false_label_stack, caught_return_label_stack,
8092 protect_list, current_function_ehc): Delete variables.
8093 (init_eh_for_function): Allocate current_function->eh.
8094 (save_eh_status, restore_eh_status): Delete functions.
8096 * function.h (struct function): Add fields next_global and eh.
8097 Delete all exception handling related fields.
8098 * function.c (current_function): New variable.
8099 (all_functions): New variable.
8100 (push_function_context_to): Don't allocate a struct function,
8101 use current_function instead. Call init_dummy_function_start when
8102 outside a function. Clear current_function before returning.
8103 (pop_function_context_from): Restore current_function.
8104 Don't free the restored struct function.
8105 (prepare_function_start): New function.
8106 (init_dummy_function_start): New function.
8107 (init_function_start): Break out some code into prepare_function_start
8110 * stmt.c (save_stmt_status): Don't call save_eh_status.
8111 (restore_stmt_status): Don't call restore_eh_status.
8113 * Makefile.in: Update dependencies.
8115 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
8117 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
8118 of depending on a magic constant value. Update comments.
8119 (hppa_expand_prologue): Similarly.
8121 * pa.md (reload_indi, reload_outdi): Allow any register for the
8122 original reload register.
8124 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
8126 * cccp.c (print_help): Change marcos to macros.
8128 1999-07-30 Richard Henderson <rth@cygnus.com>
8130 * c-typeck.c (initializer_constant_valid_p): Move ...
8131 * c-common.c (initializer_constant_valid_p): ... here. Use
8132 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
8134 * c-common.h (initializer_constant_valid_p): Declare.
8135 * c-tree.h (initializer_constant_valid_p): Remove.
8137 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
8139 * config/i386/sol2-c1.asm: Align the stack.
8140 * config/i386/sol2-gc1.asm: Likewise.
8142 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
8144 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
8145 -Asparclite for sparc86x.
8146 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
8148 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
8150 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
8152 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
8153 the user if using the non-default arch size in BI_ARCH configuration.
8154 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
8156 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
8157 Fix patterns so that they actually match.
8158 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
8159 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
8160 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
8162 (mulsidi3): Reflect this in the expand.
8163 (smulsi3_highpart): Only on TARGET_ARCH32.
8164 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
8165 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
8166 (umulsidi3): Reflect this in the expand.
8167 (umulsi3_highpart): Only on TARGET_ARCH32.
8168 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
8169 don't require g0 to be zero.
8170 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
8171 ({,u}divsi3): New expands.
8172 ({,u}divsi3_sp64): New patterns.
8173 (after lshrdi3_v8plus): Four new patterns to help combiner
8174 optimizing nested mixed mode shifts.
8176 * config/sparc/sparc.c (sparc_override_options): Use deprecated
8177 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
8178 speed things up. Don't use them by default on plain v9 in 64bit
8179 mode, according to what SPAMv9 sais.
8181 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
8182 top 32 bits of %[og][0-7] in signal handlers.
8183 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
8185 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
8187 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
8188 (ashlsi3): Corresponding changes.
8190 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
8192 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
8194 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
8196 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8198 * arm.h (Hint): Delete macro.
8199 Substitute HOST_WIDE_INT for Hint in some prototypes.
8200 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
8202 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
8204 * builtins.c (expand_builtin_setjmp): Use force_operand to
8205 make sure that the buffer address is in a suitable form to be
8206 passed to force_reg.
8208 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
8210 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
8213 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
8215 * pa.md (indirect_jump): Remove mode from match_operand. Verify
8216 proper mode in the condition string.
8217 (icacheflush, dcacheflush): Remove modes from match_operands.
8219 * pa.c (emit_move_sequence): Always convert scratch_reg to the
8220 proper mode before using it.
8222 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
8225 * pa.c (store_reg): Do not call add_high_const generator directly.
8226 (load_reg, set_reg_plus_d): Likewise.
8227 * pa.md (add_high_const): No longer a named pattern.
8229 * pa.c (legitimize_address): Consistently use Pmode rather than
8230 SImode. Do not call gen_pic2_highpart directly anymore.
8231 * pa.md (pic2_highpart): No longer a named pattern.
8232 (pic2_lo_sum): Similarly. Reformat to make more readable.
8234 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
8239 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8241 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
8243 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
8245 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
8246 and tag the spill mems.
8247 (hppa_va_start): New.
8249 * pa.h (EXPAND_BUILTIN_VA_START): New.
8250 (EXPAND_BUILTIN_VA_ARG): New.
8252 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
8254 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
8255 and tag the spill mems.
8256 (mn10300_va_start): New.
8257 (mn10300_va_arg): New.
8258 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
8259 (EXPAND_BUILTIN_VA_ARG): New.
8261 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
8263 * mn10200.c (mn10200_va_arg): New.
8264 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
8266 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
8268 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
8269 rather than play with TREE_INT_CST_LOW.
8271 1999-07-27 Philip Blundell <pb@nexus.co.uk>
8273 * config/arm/telf.h: Include dbxelf.h.
8274 (CPP_PREDEFINES): Only define if not already defined.
8275 (ASM_IDENTIFY_GCC): Likewise.
8276 (SUBTARGET_EXTRA_SECTIONS): Likewise.
8277 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
8278 * config/arm/thumb.h (LINK_SPEC): Only define if not already
8280 (DBX_DEBUGGING_INFO): Don't define.
8281 * config/arm/linux-telf.h: New file.
8282 * config/arm/linux-tgas.h: New file.
8283 * config/arm/t-thumb-linux: New file.
8284 * config/arm/uclinux-elf.h: New file.
8285 * config/arm/uclinux-telf.h: New file.
8286 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
8287 thumb-*-uclinux): New targets.
8288 * configure: Regenerate.
8290 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
8292 * pa.md (post_store, pre_load): New expanders.
8293 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
8294 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
8295 need to directly generate RTL for them.
8296 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
8299 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
8301 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
8302 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
8303 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
8304 (secndary_reload_class): Make TARGET_ELF conditional compile.
8305 (print_operand_address): Similar.
8306 (output_toc): Print all values as hex.
8307 (get_issue_rate): Rearrange and add RS64A and PPC630.
8308 * rs6000.h (processor_type): Add RS64A and PPC630.
8309 (PROCESSOR_POWERPC64): New.
8310 (PROMOTE_MODE): Use word_mode.
8311 (RTX_COSTS): Add RS64A and PPC630.
8312 * rs6000.md (scheduling information): Add lmul and ldiv
8313 representing 64-bit integer multiply and divide. Add rs64a and
8315 (ashldi3): Add support for "rldic" instruction.
8316 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
8318 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
8320 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
8321 instead of V8 for sparclite86x in cpu_table.
8323 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8325 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
8326 output_file_directive.
8328 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
8330 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
8331 tree for op1, not the rtl.
8333 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
8335 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
8336 to m88k_va_start, leaving only the register spill.
8337 (m88k_build_va_list): New.
8338 (m88k_va_start): New.
8340 * m88k.h (BUILD_VA_LIST_TYPE): New.
8341 (EXPAND_BUILTIN_VA_START): New.
8342 (EXPAND_BUILTIN_VA_ARG): New.
8344 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
8346 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
8347 Rename from expand_builtin_saveregs.
8348 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
8350 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
8352 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
8353 for the register spill block.
8354 (i960_build_va_list): New.
8355 (i960_va_start): New.
8357 * i960.h (BUILD_VA_LIST_TYPE): New.
8358 (EXPAND_BUILTIN_VA_START): New.
8359 (EXPAND_BUILTIN_VA_ARG): New.
8360 * i960.md (store_multiple): Use change_address on individul mems.
8362 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
8364 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
8366 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
8367 (expand_builtin_va_end): Evaluate arg for side effects.
8368 * c-common.c (c_common_nodes_and_builtins): Construct a
8369 va_list_arg_type_node to handle array decomposition to pointer.
8371 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
8373 * except.c (start_dynamic_cleanup): Use force_operand on the
8376 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
8378 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
8379 * c4x.c (c4x_va_arg): New.
8381 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
8383 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
8386 1999-07-26 Nathan Sidwell <nathan@acm.org>
8388 * eh-common.h (__eh_matcher): Prototype correctly.
8390 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
8392 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
8393 (TARGET_SINGLE_PIC_BASE): Likewise.
8394 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
8396 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
8397 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
8398 (TARGET_OPTIONS): Add -mpic-register=N.
8399 (OUTPUT_INT_ADDR_CONST): New macro.
8400 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
8401 LEGITIMATE_PIC_OPERAND_P): Likewise.
8402 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
8403 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
8404 output_addr_const directly.
8405 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
8407 (thumb_pic_register, thumb_pic_register_string): Declare.
8409 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
8411 (label_mentioned_p): New function: Imported from arm.c.
8412 (legitimize_pic_address): New function: Imported from arm.c.
8413 (is_pic):New function: Imported from arm.c.
8414 (thumb_finalize_pic):New function: Imported from arm.c.
8415 (add_constant): Cope with PIC constants.
8416 (fixit): Cope with PIC constants.
8417 (output_return): Do not treat the PIC register as live if
8418 TARGET_SINGLE_PIC_BASE is true.
8419 (thumb_function_prologue): Do not treat the PIC register as live if
8420 TARGET_SINGLE_PIC_BASE is true.
8421 (thumb_expand_prologue): Do not treat the PIC register as live if
8422 TARGET_SINGLE_PIC_BASE is true.
8423 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
8424 TARGET_SINGLE_PIC_BASE is true.
8425 (thumb_print_operand): Accept '|'.
8426 (thumb_override_options): Process PIC options.
8428 * config/arm/thumb.md (movsi): Support PIC.
8429 (call_insn): Change "i" constraint to "X".
8430 (call_value_insn): Likewise.
8431 (consttable_4, consttable_8, consttable_end): Set and clear
8432 "making_const_table" as appropriate.
8433 (pic_load_addr, pic_add_dot_plus_four): New insns.
8435 * invoke.texi (Thumb Options): Fix spelling. Document new
8436 options -msingle-pic-base and -mpic-register=.
8438 1999-07-26 Andrew Haley <aph@cygnus.com>
8440 * config/m32r/initfini.c (__init): Use a full word immediate for
8441 __fini: this allows it to be placed in any memory region.
8443 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
8444 -mmodel=medium. This is OK for all memory models.
8446 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
8448 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
8449 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
8451 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
8453 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
8456 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
8458 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
8460 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
8461 (BUILD_VA_LIST_TYPE): New.
8462 (EXPAND_BUILTIN_VA_START): New.
8463 (EXPAND_BUILTIN_VA_ARG): New.
8464 * i860.c (output_delayed_branch): Disable.
8465 (output_delay_insn): Likewise.
8466 (i860_saveregs): New.
8467 (i860_build_va_list): New.
8468 (i860_va_start): New.
8470 * i860.md: Disable all peepholes using output_delayed_branch.
8471 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
8473 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
8475 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
8476 (BUILD_VA_LIST_TYPE): New.
8477 (EXPAND_BUILTIN_VA_START): New.
8478 (EXPAND_BUILTIN_VA_ARG): New.
8479 * clipper.c (clipper_builtin_saveregs): Only dump registers.
8480 Return the address of the save area.
8481 (clipper_build_va_list): New.
8482 (clipper_va_start): New.
8483 (clipper_va_arg): New.
8485 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
8487 * arc.h (EXPAND_BUILTIN_VA_START): New.
8488 (EXPAND_BUILTIN_VA_ARG): New.
8489 * arc.c (arc_setup_incoming_varargs): Set alias set of
8491 (arc_va_start): New.
8494 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
8496 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
8497 (BUILD_VA_LIST_TYPE): New.
8498 (EXPAND_BUILTIN_VA_START): New.
8499 (EXPAND_BUILTIN_VA_ARG): New.
8500 * alpha.c (alpha_builtin_saveregs): Delete.
8501 (alpha_build_va_list): New.
8502 (alpha_va_start): New.
8503 (alpha_va_arg): New.
8505 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
8507 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
8509 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
8510 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
8512 * gcc.texi: More changes related to list conversion.
8513 * invoke.texi: Likewise.
8515 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
8517 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
8518 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
8519 (expand_builtin_next_arg): Accept ARGLIST not EXP.
8520 (stabilize_va_list): New function.
8521 (std_expand_builtin_va_start): New function.
8522 (expand_builtin_va_start): New function.
8523 (get_varargs_alias_set): New function.
8524 (std_expand_builtin_va_arg): New function.
8525 (expand_builtin_va_arg): New function.
8526 (expand_builtin_va_end): New function.
8527 (expand_builtin_va_copy): New function.
8528 (expand_builtin): Call them.
8529 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
8530 __builtin_{varargs_start,stdarg_start,end,copy}.
8531 (build_va_arg): New function.
8532 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
8533 (build_va_arg): Declare.
8534 * c-decl.c (ptr_type_node, va_list_type_node): New.
8535 * c-parse.gperf (__builtin_va_arg): New.
8536 * c-parse.in (VA_ARG): New token.
8537 (unary_expr): Recognize it.
8538 * expr.c (expand_expr): Expand VA_ARG_EXPR.
8539 * expr.h (std_expand_builtin_va_start): Declare.
8540 (std_expand_builtin_va_arg): Declare.
8541 (expand_builtin_va_arg): Declare.
8542 (get_varargs_alias_set): Declare.
8543 * tree.def (VA_ARG_EXPR): New.
8544 * tree.h (BUILT_IN_VARARGS_START): New.
8545 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
8546 (ptr_type_node, va_list_type_node): Declare.
8547 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
8548 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
8549 * m88k.h, m88k.c: Likewise.
8550 * mn10300.h, mn10300.c: Likewise.
8551 * pa.h, pa.c: Likewise.
8552 * rs6000.h, rs6000.c: Likewise.
8553 * sh.h, sh.c: Likewise.
8554 * sparc.h, sparc.c: Likewise.
8556 * emit-rtl.c (operand_subword): Copy alias set.
8557 (change_address): Likewise.
8559 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
8561 * pa.c (compute_frame_size): Scan all the used callee saved registers,
8562 not just the first one.
8564 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
8566 * config/arm/arm.h (TARGET_SWITCHES): Add
8567 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
8568 (TARGET_OPTIONS): Add -mpic-register=.
8569 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
8570 (arm_pic_register_string): Declare.
8571 (NEED_PLT_GOT): Delete, replace with ...
8572 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
8573 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
8574 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
8575 * config/arm/arm.c (arm_override_options): Add new option
8577 (arm_pic_register_string): New variable.
8578 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
8579 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
8580 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
8581 (output_return_instruction): Likewise.
8582 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
8583 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
8584 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
8586 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
8587 mention of -msched-prolog. Document new options -msingle-pic-base
8588 and -mpic-register=.
8590 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
8592 * haifa-sched.c (reemit_notes): Tidy.
8593 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
8596 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
8598 * explow.c (trunc_int_for_mode): New function.
8599 (plus_constant_wide): Use it.
8600 * combine.c (simplify_and_const_int): Likewise.
8601 (merge_outer_ops): Likewise.
8602 (simplify_shift_const): Likewise.
8603 * cse.c (simplify_unary_operation): Likewise.
8604 (simplify_binary_operation): Likewise.
8605 * emit-rtl.c (operand_subword): Likewise.
8606 * rtl.h: Declare it.
8608 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8610 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
8611 (use NUM_REGS instead of NUM_INTS).
8613 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8615 * builtins.c: New file.
8616 * expr.c (saveregs_value, apply_args_value): Delete definition,
8617 moved into builtins.c.
8618 (string_constant): No longer static.
8619 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
8620 apply_args_size, apply_result_size, result_vector,
8621 expand_builtin_apply_args, expand_builtin_apply,
8622 expand_builtin_return): Delete functions, moved into builtins.c.
8623 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
8624 * expr.h (saveregs_value, apply_args_value): Declare variables.
8625 (expand_builtin, string_constant): Declare functions.
8626 * Makefile.in: Update to build builtin.o.
8628 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
8630 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
8631 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
8632 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
8633 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
8635 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
8638 1999-07-21 Michael Meissner <meissner@cygnus.com>
8640 * print-rtl.c (print_rtx): Print the names of the virtual
8643 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
8645 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
8646 introduced in previous delta.
8648 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8650 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
8651 to avoid name clash.
8653 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8655 * c-lex.c (yylex) : Correct the test for overflow when lexing
8658 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
8660 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
8661 (adjust_priority): Always call ADJUST_PRIORITY.
8662 (schedule_insn): Only put insns into the ready at cost 0.
8663 (schedule_block): Remove redundant initial sort. Give clock_var
8664 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
8666 * tm.texi (MD_SCHED_REORDER): Update docs.
8668 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
8669 * sparc.c (ultra_reorder_called_this_block): Delete.
8670 (ultrasparc_sched_init): Don't set it.
8671 (ultrasparc_sched_reorder): Don't check it.
8673 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
8675 * rs6000.h (struct rs6000_args): Add sysv_gregno.
8676 * rs6000.c (init_cumulative_args): Init sysv_gregno.
8677 (function_arg_boundary): Align DFmode.
8678 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
8679 to get fp reg and stack overflow correct.
8680 (function_arg): Likewise.
8681 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
8682 (setup_incoming_varargs): Restructure for ABI_V4; use
8683 function_arg_advance to skip final named argument.
8684 (expand_builtin_saveregs): Properly unskip the last integer arg
8685 when doing varargs. Adjust overflow location calculation.
8687 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
8688 explicitly unsigned.
8689 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
8690 (__VA_GP_REGSAVE): Similarly.
8691 (__va_longlong_p): Delete.
8692 (__va_arg_type_violation): New declaration.
8693 (va_arg): Restructure. Flag promotion errors. Align double.
8694 TFmode passed by reference.
8696 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
8697 in the HOST_BITS_PER_WIDE_INT > 32 case.
8699 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
8701 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
8703 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
8705 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
8706 * toplev.c (documented_lang_options): Add -fpreprocessed.
8707 * cpplib.h (struct cpp_buffer): Add preprocessed.
8708 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
8709 (cpp_start_read): Don't expand macros or emit an initial #line
8710 directive if -fpreprocessed.
8712 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8714 * cpplib.h (struct cpp_buffer): Added manual_pop for
8715 better C++ tokenization.
8716 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
8717 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
8718 * c-common.c (cpp_token): Make non-static.
8720 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8722 * c-common.h: New file.
8723 * c-common.c (permanent_obstack): Delete unused declaration.
8724 (c_global_trees): New array.
8725 (c_common_nodes_and_builtins): New function; split off common code
8726 from init_decl_processing in both c-decl.c and cp/decl.c.
8727 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
8728 c_global_trees and accessor macros defined in c-common.h.
8730 * c-decl.c: Delete definitions for tree nodes that were replaced by
8732 (init_decl_processing): Build void_list_node.
8733 Call c_common_nodes_and_builtins; delete code to generate the common
8735 * objc/objc-act.c (build_module_descriptor): Rename variable
8736 void_list_node to avoid clash with c-common.h.
8738 * Makefile.in: Update dependencies.
8739 * objc/Make-lang.in: Likewise.
8741 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
8743 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
8744 (UNIQUE_SECTION_P): Likewise.
8745 (UNIQUE_SECTION): Likewise.
8747 1999-07-19 Linas Vepstas <linas@linas.org>
8749 * config/i370/README: New file.
8750 * config/i370/linux.h: New file.
8751 * config/i370/mvs.h: New file.
8752 * config/i370/oe.h: New file.
8753 * config/i370/t-linux: New file.
8754 * config/i370/t-mvs: New file.
8755 * config/i370/t-oe: New file.
8756 * config/i370/x-oe: New file.
8757 * config/i370/xm-linux.h: New file.
8758 * config/i370/xm-mvs.h: New file.
8759 * config/i370/xm-oe.h: New file.
8761 * i370.c (label_node_t): Add first_ref_page, label_addr,
8762 label_first_ref, label_last_ref members.
8763 (mvs_need_base_reload): Renamed from mvs_label_emitted.
8764 (MAX_MVS_LABEL_SIZE): Define.
8765 (MAX_LONG_LABEL_SIZE): Define.
8766 (alias_node_t, alias_anchor, alias_number): New.
8767 (mvs_function_table): Reorder for EBCDIC.
8768 (ascebc, ebcasc): Unconditionally define.
8769 (i370_branch_dest, i370_branch_length): New functions.
8770 (i370_short_branch, i370_label_scan): New functions.
8771 (mvs_get_label): Renamed from mvs_add_label. Search for
8772 an existing label before creating a new one.
8773 (mvs_add_label): New function.
8774 (mvs_get_label_page): New function.
8775 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
8776 over the entire list.
8777 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
8778 (mvs_check_page) [TARGET_ELF_ABI]: New function.
8779 (mvs_add_alias, mvs_need_alias): New functions.
8780 (mvs_get_alias, mvs_check_alias): New functions.
8781 (handle_pragma): New function.
8782 (mvs_function_check): New function.
8783 (unsigned_jump_follows_p): Search harder.
8784 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
8785 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
8786 * i370.h (TARGET_VERSION): Delete.
8787 (CPP_SPEC, CPP_PREDEFINES): Delete.
8788 (mvs_label_emitted): Delete.
8789 (TARGET_EBCDIC): Delete.
8790 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
8791 (HANDLE_PRAGMA): Define.
8792 (HARD_REGNO_NREGS): Handle complex modes.
8793 (HARD_REGNO_MODE_OK): Likewise.
8794 (CLASS_MAX_NREGS): Likewise.
8795 (RET_REG): Likewise.
8796 (EXTRA_CONSTRAINT): Define.
8797 (RETURN_IN_MEMORY): True for DImode.
8798 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
8799 (FUNCTION_PROFILER): Delete.
8800 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
8801 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
8802 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
8803 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
8804 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
8805 (ASM_FILE_START): Add "RMODE ANY".
8806 (ASM_OUTPUT_EXTERNAL): Check for aliases.
8807 (ASM_GLOBALIZE_LABEL): Likewise.
8808 (ASM_OUTPUT_LABELREF): Likewise.
8809 (ASM_OUTPUT_COMMON): Likewise.
8810 (PRINT_OPERAND): Handle 'K', 'W', default.
8811 (PRINT_OPERAND_ADDRESS): New.
8812 (Lots of defines): Add support for TARGET_ELF_ABI.
8813 * i370.md (attr length): New. Define for all patterns.
8814 (*): Lots of tweeks to assembly output and constraints.
8816 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
8818 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
8819 Disable patterns performing SImode comparisons with SImode values
8820 if TARGET_POWERPC64 and instruction does not sign-extend or does
8821 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
8822 differ for signed quantities.
8823 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
8824 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
8825 (decrement_and_branch_on_count): Add 64-bit variant.
8827 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8829 * final.c (output_asm_insn): When searching for the matching string
8830 for a given dialect, don't run past the end of the list of
8831 alternatives if there are fewer alternatives in the template than
8834 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
8836 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
8837 Removed paragraph about compression of files and size limitation,
8838 duplicated in the FAQ. Use gcc-patches for posting patches.
8839 * gcc.c (main): Updated URL with bug reporting instructions to
8840 gcc.gnu.org. Removed e-mail address.
8841 * system.h (abort): Likewise.
8843 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8845 * Makefile.in (stmp-multilib-sub): Make the files extracted
8846 from $(LIBGCC1) writable.
8848 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
8850 * config/arm/aout.h: Reformat for improved readability.
8852 * config/arm/arm.h: Reformat for improved readability.
8853 Replace uses of fprintf with asm_fprintf where appropriate.
8854 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
8855 function declaration assembler actions.
8856 (NUM_INTS): New macro: Convert from bytes to words.
8857 (NUM_REGS): New macro: Compute number of registers required to
8858 hold a quanitity of tyep MODE.
8859 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
8861 (NUM_ARG_REGS): New macro: The number of argument registers
8863 (ARG_REGISTER): New macro: Compute the register number of the Nth
8865 (LAST_ARG_REGNUM): New macro: The number of the last argument
8867 (SP_REGNUM): New macro: Register number of the stack pointer.
8868 (FP_REGNUM): New macro: Register number of the frame pointer.
8869 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
8870 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
8871 CUMULATIVE_ARGS so that it counts registers not bytes.
8873 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
8875 Replace uses of fprintf with asm_fprintf where appropriate.
8876 (output_ascii_pseudo_op): Replace with version from thumb.c
8878 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
8880 * config/arm/elf.h (CPP_PREDEFINES): Replace with
8882 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
8883 (ASM_FILE_START): Emit ASM_APP_OFF.
8885 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
8887 * pa.c (compute_frame_size): Round frame according to
8888 STACK_BOUNDARY rather than a hardwired value.
8890 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
8892 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
8894 * configure: Rebuilt.
8896 * configure.in (hppa*-*-linux*): New configuration.
8897 * configure: Rebuilt.
8898 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
8899 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
8900 * pa/pa-linux.h: New file.
8901 * pa/t-linux: New file.
8902 * pa/xm-linux.h: New file.
8904 * pa.c (hppa_legitimize_address): Change references from SImode to
8905 either Pmode or word_mode as appropriate.
8906 (emit_move_sequence, store_reg, load_reg): Likewise.
8907 (set_reg_plus_d, hppa_expand_prologue): Likewise.
8908 (output_mul_insn): Likewise.
8909 * pa.h (PROMOTE_MODE): Likewise.
8910 (INITIALZE_TRAMPOLINE): Likewise.
8911 (Pmode): Define to word_mode.
8913 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
8914 value of 4. Allocate 8 bytes for each FP register save.
8915 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
8917 (hppa_expand_prologue): Likewise.
8918 * pa.h (PROMOTE_MODE): Likewise.
8919 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
8920 (FUNCTION_ARG_BOUNDARY): Likewise.
8922 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
8924 * pa.c (out_of_line_prologue_epilogue): Delete.
8925 (override_options): Remove -mspace related code.
8926 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
8927 (compute_frame_size): Only allocate space for register that
8928 actually need to be saved.
8929 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
8930 (TARGET_SWITCHES): Remove -mspace, -mno-space
8931 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
8932 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
8933 * pa/ee.asm, pa/ee_fp.asm: Delete.
8935 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
8937 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
8938 directive in column zero.
8940 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
8942 * m68k.c (output_function_prologue): Fix computation of save mask
8943 when generating PIC code.
8945 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
8947 * tree.c (build_type_attribute_variant): Move current_obstack restore
8948 after build_qualified_type call.
8950 1999-07-15 Mark Mitchell <mark@codesourcery.com>
8952 * configure.in: Use t-iris6, even with GNU LD.
8953 * config/mips/iris6gld.h: Fix typo in linker spec.
8954 * config/mips/t-iris6gld: Remove.
8956 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
8958 * rs6000.md (insv, extzv): Remove SImode dependence in named
8959 patterns. Explicitly generate DImode RTL if PowerPC64 and
8961 (insvdi): Reverse start and size in instruction template.
8963 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
8965 * invoke.texi: Typo fixes.
8967 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
8969 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
8970 handle at this time instead of silently generating incorrect code.
8971 (gen_imagpart): Likewise.
8973 * reload.c (find_reloads): Emit a USE for a pseudo register without
8974 a hard register if we could not create an optional reload for the
8977 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8979 * c-typeck.c (output_init_element, process_init_element):
8980 When advancing constructor_unfilled_fields for a RECORD_TYPE,
8981 check for nameless bit fields.
8983 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
8985 * regclass.c (scan_one_insn): Notice subregs that change the
8986 size of their operand.
8987 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
8989 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
8991 * configure.in (alpha*-*-*): Include alpha/t-ieee.
8992 * configure: Rebuilt.
8993 * alpha/t-ieee: New file.
8995 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
8997 * rs6000.c (find_addr_reg): Do not select r0 as an address
9000 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
9002 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
9004 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
9006 * rs6000.md (movsf): Do not force easy FP constants into memory.
9008 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
9009 immed_double_const to ensure they are properly truncated then
9012 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9014 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
9015 always unless NO_DEBUG is used. Compile this code
9017 (replace_symbols_in_block): Compile it unconditionally.
9019 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
9021 * configure.in (i?86-*-elf*): New target.
9022 * configure: Rebuilt.
9023 * i386/i386elf.h, i386/t-i386elf: New files.
9025 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9027 * toplev.c (main): Don't complain about saying -gdwarf.
9028 (rest_of_compilation): Remove redundant code.
9030 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
9032 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
9034 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
9036 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
9037 "Li960R:", to avoid name clash.
9039 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9041 * loop.c (check_dbra_loop): When reversing a loop, delete all
9042 REG_EQUAL notes referencing the reversed biv except those which are
9043 for a giv based on it.
9045 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
9047 * version.c: Drop "gcc-" prefix from version #.
9049 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
9051 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
9052 the label if we're being verbose.
9054 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
9056 * m68k.c (output_function_prologue): Add pic register to mask
9057 if live and flag_pic.
9058 (output_function_epilogue): Likewise.
9060 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
9062 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
9063 directives in column zero.
9065 * pa/elf.h (ASM_FILE_START): Define.
9066 * pa/som.h (ASM_FILE_START): Include .level directives.
9067 * pa/hpux10.h (ASM_FILE_START): Delete.
9068 * pa/hpux11.h (ASM_FILE_START): Delete.
9070 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
9072 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9074 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
9075 when reload_out equals reload_in.
9077 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
9079 * invoke.texi (Spec Files): New node: Describe the contents of
9082 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
9084 * invoke.texi (DEC Alpha Options): Put @end table at
9085 beginning of line, to avoid confusing texi2html.
9087 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
9089 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
9090 introduced in previous delta.
9092 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9094 * reload1.c (gen_reload): When synthesizing a 3 operand add
9095 sequence, improve test for when to reload OP1 into the reload
9096 register instead of OP0.
9098 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
9100 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
9102 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
9104 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
9107 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
9109 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
9110 (va_dcl): Use __builtin_va_alist_t.
9112 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
9114 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
9115 on the permanent_obstack.
9116 * dwarfout.c (output_type): Likewise.
9118 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
9120 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9121 Merged from c-typeck.c and cp/typeck.c.
9122 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9123 Merged into c-common.
9125 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
9127 * c-lex.c (errorcount): Declare it.
9128 (finish_parse): Update errorcount when using CPPLIB.
9130 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
9132 * fixinc/inclhack.def(end_else_label): Double the backslash so
9133 sed gets a chance to see it.
9134 * fixinc/inclhack.sh: regen
9135 * fixinc/fixincl.x: regen
9137 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
9139 Add framework to support armv5 architecture when it becomes
9142 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
9143 (arm_arch5): New variable.
9144 (all_architectures): Add armv5 line.
9145 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
9146 -march=armv5 is specified on the command line.
9147 (arm_arch5): Export this variable.
9148 * invoke.texi: Document new string accepted by -march= switch for
9151 * config/arm/arm.h: Replace use of constant 12 as a register
9152 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9153 * config/arm/arm.c: Replace use of constant 12 as a register
9154 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
9156 * config/arm/elf.h: Tidy up.
9157 * config/arm/coff.h: Tidy up.
9159 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
9161 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
9162 * gcc/config/mips/t-iris6gld: New file.
9163 * gcc/config/mips/iris6gld.h: Likewise.
9165 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
9167 * c-decl.c (widest_integer_literal_type_node,
9168 widest_unsigned_literal_type) : New.
9169 (init_decl_processing): Handle/use the two new types.
9170 * c-common.c (type_for_size,type_for_mode) : Same.
9171 * c-lex.c (yylex) : Same.
9172 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
9174 * c-tree.h (widest_integer_literal_type_node,
9175 widest_unsigned_literal_type) : New.
9177 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
9179 * dwarfout.c (field_byte_offset): Correctly compute the object's
9180 byte offset for the first bit of a field which crosses an alignment
9181 boundary on a !BYTES_BIG_ENDIAN target.
9183 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
9185 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
9188 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
9189 Jeff Law <law@cygnus.com>
9191 * ginclude/varargs.h (va_dcl): Use word_mode for type of
9194 * except.c: Include intl.h.
9195 (expand_eh_return): Set current_function_cannot_inline.
9196 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
9197 * function.h (struct function): Add eh_return_stub_label.
9198 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
9199 * Makefile.in (except.o): Depend on intl.h.
9201 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
9203 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
9204 same as offsettable in cases 1 and 2.
9206 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
9208 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
9209 (extlh, extwh): Likewise.
9211 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
9213 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
9215 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
9217 * configure.in: Add arm-pe and thumb-pe targets.
9218 * configure: Regenerate.
9220 * thumb.c (arm_naked_function_p): New function: Determines if
9221 a function is naked (has no gcc generated prologue/epilogue).
9222 (is_called_in_ARM_mode): Return true if the func has the
9223 interfacearm attribute.
9224 (output_return): Do not generate a return for naked functions.
9225 (thumb_function_prologue): Do not generate a prologue for
9227 (thumb_expand_prologue): Do not generate a prologue for naked
9229 (thumb_expand_epilogue): Do not generate an epilogue for naked
9231 (arm_valid_machine_decl_attribute): New function, copied from
9232 arm.c: Permit naked and interfacearm attributes.
9234 * config/arm/pe.c: New file: Support code for arm-pe target.
9235 * config/arm/pe.h: New file: Header file for arm-pe target.
9236 * config/arm/tpe.h: New file: Header file for thumb-pe target.
9237 * config/arm/t-thumb-pe: New file: Makefile fragment for
9240 1999-07-01 Mark Kettenis <kettenis@gnu.org>
9242 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
9243 -fPIC or -fpic is specified.
9245 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
9247 * expr.c (emit_block_move): Use copy_to_mode_reg for
9248 !TARGET_MEM_FUNCTIONS case too.
9250 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
9252 * configure: Rebuilt.
9253 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
9254 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
9255 definitions made redundant by dbxelf.h inclusion. Delete
9256 lots of definitions related to assembly output that are
9257 specific to the SOM object format.
9258 * pa.c (output_function_prologue): Do not emit the function's
9260 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
9261 * pa-pro.h: Deleted.
9262 * som.h: New file with SOM specific definitions.
9263 * elf.h: New file with ELF specific definitions.
9265 * elfos.h (const_section): Output a tab before assembler directives.
9266 (ctors_section, dtors_section): Likewise.
9267 (ASM_OUTPUT_SECTION_NAME): Likewise.
9269 * pa/pa1.h: Delete unused file.
9271 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
9273 * configure.in (hppa*-hp-hpux11*): New configuration.
9274 * configure: Rebuilt.
9275 * pa/pa-hpux11.h: New file.
9276 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
9279 * mips.md (leasi, leadi): New patterns.
9281 * expr.c (emit_block_move): Properly handle case where one of the
9282 block move arguments has a queued increment or decrement.
9283 (clear_storage): Similarly. Fix formatting goof.
9285 1999-06-28 "David O'Brien" <obrien@NUXI.com>
9287 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
9288 semicolon from the BSD VA_LIST replacement expression.
9290 * fixinc/inclhack.sh: regen
9291 * fixinc/fixincl.x: regen
9293 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
9294 now use the fixincl program.
9296 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
9298 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
9299 case. Also make the PIC register call_used.
9301 * m68k.h (FINALIZE_PIC): Delete.
9302 * m68k.c (finalize_pic): Delete.
9304 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
9306 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
9309 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
9311 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
9313 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
9315 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
9317 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
9319 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
9321 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
9323 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
9325 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
9327 * rs6000.c (output_toc): Always use hex values for floating-point
9328 constants. Store single-precision values in upper-half of TOC
9329 entry in 64-bit mode.
9330 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
9331 to final constraints.
9332 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
9333 (fctiwz): Improve accuracy of RTL for pattern.
9335 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
9337 * expr.c (expand_expr): Allow RTL_EXPR's through the
9338 MAX_INTEGER_COMPUTATION_MODE checks.
9340 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
9342 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
9343 such that MASK_SUPPORT_ARCH is not negative.
9345 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
9347 * loop.c (verify_dominator): Properly handle ADDR_VEC and
9348 ADDR_DIFF_VEC insns that appear inside loops.
9350 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
9351 Jeff Law <law@cygnus.com>
9353 * rs6000.md (movdf_hardfloat32): Revert previous patch.
9354 Handle LO_SUM the same as offsettable in cases 1 and 2.
9355 * rs6000.c (find_addr_reg): Revert previous patch.
9357 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
9359 * system.h (strstr): New external function declaration.
9360 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
9361 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
9362 * config.in, configure: Rebuilt.
9364 1999-06-24 Tom Tromey <tromey@cygnus.com>
9366 * gcc.c (main): Read user-specified specs files after computing
9367 additional startfile_prefixes.
9369 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
9371 Revert these two patches:
9373 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9374 * loop.c (strength_reduce): When doing biv->giv conversion, update
9375 reg note of NEXT->insn.
9377 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9378 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9380 (recombine_givs): Set ix field after sorting.
9382 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9384 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
9385 for the parts of an UNSPEC / UNSPEC_VOLATILE.
9387 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
9389 *fixinc/inclhack.def: Add fix development commentary
9390 (read_ret_type): reactivate and add selection clause
9391 (zzz_*): tweak output file name to match what is used in hackshell.tpl
9392 *fixinc/{fixincl.x|inclhack.sh}: regen
9394 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
9396 * expr.c (expand_expr): STRIP_NOPS before checking against
9397 MAX_INTEGER_COMPUTATION_MODE
9398 (check_max_integer_computation_mode): Likewise.
9400 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
9402 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
9404 1999-06-22 Jim Wilson <wilson@cygnus.com>
9406 * expr.c (store_expr): When target is a promoted subreg, return a
9407 promoted subreg as a result.
9409 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
9411 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
9413 (dwarf2out_define): Mark unused parameters appropriately.
9414 (gen_unspecified_parameters_die): Ditto.
9415 (gen_subprogram_die): Fix signed/unsigned warnings.
9416 (gen_variable_die): Ditto.
9418 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
9420 * fixinc/inclhack.def(end_else_label): combined else_label
9421 and endif_label and fixed the sed expression.
9422 *fixinc/{fixincl.x|inclhack.sh}: regen
9424 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
9426 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
9427 'x' when handling non-offsettable addresses
9429 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
9431 * final.c (shorten_branches): Don't try to split an insn that has
9434 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
9436 * config/mips/mips.c (symbolic_expression_p): New function.
9437 (mips_select_rtx_section): Put symbolic expressions in the
9438 data section, not the read-only data section.
9440 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
9442 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
9444 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
9446 * collect2.c (main): Log frame table count.
9447 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
9448 (scan_prog_file) [COFF]: Handle frame tables.
9450 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
9451 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
9452 * alpha/elf.h: Undef them again.
9453 * alpha/vms.h: Remove their definitions.
9455 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9457 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
9458 remove the clobber of r0 and change the REG_UNUSED note to
9461 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
9463 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
9464 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
9465 fits in HOST_WIDE_INT and one uses union to access a long constant
9468 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
9470 * sparc.c (sparc_override_options): Don't allow profiling for
9471 code models other than medlow.
9472 (sparc_function_profiler): New function from old FUNCTION_PROFILER
9473 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
9474 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
9475 (sparc_block_profiler): Likewise.
9476 (sparc_function_block_profiler_exit): Likewise.
9477 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
9478 (FUNCTION_BLOCK_PROFILER): Likewise.
9479 (BLOCK_PROFILER): Likewise.
9480 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
9481 (MCOUNT_FUNCTION): New.
9482 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
9483 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
9484 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
9485 (MCOUNT_FUNCTION): New.
9486 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
9487 (BLOCK_PROFILER): Delete.
9488 (MCOUNT_FUNCTION): New.
9490 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
9492 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
9494 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9496 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9499 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9502 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9505 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9508 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
9510 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
9513 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
9515 * i386/djgpp.h (LIB_SPEC): New.
9516 (STARTFILE_SPEC): New.
9518 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
9520 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
9522 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
9525 * system.h (WSTOPSIG): New macro.
9527 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
9529 * c-pragma.c (push_alignment): Don't ignore alignments greater than
9531 (insert_pack_attributes): Take into account member natural
9534 * i386/winnt.c (exports_head): New static variable.
9535 (i386_pe_record_exported_symbol): New function.
9536 (i386_pe_asm_file_end): Use.
9537 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
9538 symbols to be emitted at end of assembly.
9539 (ASM_DECLARE_OBJECT_NAME): Likewise.
9540 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9542 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
9545 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
9547 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
9550 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
9552 * haifa-sched.c (sched_analyze_1): Use free_list instead of
9553 zapping reg_last_uses directly.
9554 (sched_analyze_2, sched_analyze_insn): Likewise.
9555 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
9557 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
9559 * rs6000.md (movdf_hardfloat32): Use worst case insn length
9560 attributes for cases 1 and 2.
9562 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
9564 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
9567 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
9569 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
9571 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
9573 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
9574 PIC_OFFSET_TABLE_REGNUM for general alloaction.
9575 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
9576 must be stacked if it is used for PIC accesses.
9577 * arm.c (use_return_insn): Handle PIC register specially.
9578 (output_return_instruction): Likewise.
9579 (output_func_{prologue,epilogue}): Likewise.
9580 (output_expand_prologue): Likewise.
9582 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
9583 (*strsi_predec): Renamed from *strqi_predec.
9584 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
9585 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
9587 * arm.c (arm_override_options): Remove warning about PIC code
9588 not being supported.
9590 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
9592 * rs6000.c (find_addr_reg): New function.
9593 * rs6000.h (find_addr_reg): Declare.
9594 (offsettable_addr_operand): Delete.
9595 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
9596 from and stores to GPRs.
9598 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
9600 * alpha.c (alpha_expand_block_move): Use get_insns rather than
9601 gen_sequence as argument to emit_no_conflict_block.
9603 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9605 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
9606 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
9607 *fixinc/fixincl.x: regen
9608 *fixinc/inclhack.sh: regen
9610 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
9612 * added support for -mpcrel (PC relative addressing for m68k)
9613 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
9614 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
9615 * m68k.c (print_operand_address): Handle 32-bit PIC case.
9616 (comments for general_src_operand): Add some explanation
9617 about EXTRA_CONSTRAINTS.
9618 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
9619 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
9620 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
9621 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
9622 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
9623 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
9624 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
9626 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
9627 * m68k.h (TARGET_PCREL): New target flag.
9628 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
9629 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
9630 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
9631 contains a SYMBOL_REF. Relax this constraint during reload, since
9632 we want to use the predicates, not reload's built-in concept of a
9633 valid memory address, to control what insns need reloading.
9634 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
9635 operands (essentially 'g', 'm', and 's' under normal circumstances).
9636 * m68k.c (print_operand): Cause printing of pc-relative addresses
9637 to include pc register.
9638 (print_operand_address): Ditto.
9639 (general_src_operand): Accept operands that are not only
9640 general_operands, but are also valid when used as a pc-relative
9642 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
9643 (memory_src_operand): Similar, for memory_operands.
9644 (pcrel_address): New predicate to accept the special case of a
9645 pc-relative address.
9646 * m68k.md (many patterns): Rewrite common SImode, HImode, and
9647 QImode insns to accept *_src_operand instead of *_operand where
9648 pc-relative operands can fit. For example, a pc-relative operand
9649 can be used as a memory source operand for addsi3, but not as a
9651 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
9653 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
9655 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
9656 .thumb_set pseudo op to mark aliases of thumb functions.
9658 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
9660 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
9661 preference to ASM_OUTPUT_DEF, if it is defined.
9663 * tm.texi: Document new, optional target macro
9664 ASM_OUTPUT_DEF_FROM_DECLS.
9666 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9668 * fixincludes: ISCNTL patch
9669 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
9670 (dgux_int_varargs): new for DG/UX
9671 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
9673 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
9675 * invoke.texi (ia32 options): Fix typo.
9677 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9679 * loop.c (strength_reduce): When doing biv->giv conversion, update
9680 reg note of NEXT->insn.
9682 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
9684 * loop.c (move_movables): Note issues with replacing REGs with
9686 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
9688 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
9690 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
9692 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
9693 the reference to `mcount' was not correct for the ELF on FreeBSD.
9695 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9697 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9700 (recombine_givs): Set ix field after sorting.
9702 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
9704 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
9705 to safe to extract a subword out of a REG.
9707 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9709 * sh.md (mulsi3): Don't add a no-op move at the end.
9711 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9713 * cse.c (cse_insn): Don't put hard register source into tables for
9714 the last insn of a libcall.
9716 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9718 * loop.c (strength_reduce): Insert sets of derived givs at every
9719 biv increment, even if it's the only one.
9721 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9723 * dwarfout.c (add_incomplete_type): New fn.
9724 (output_type): Call it.
9725 (retry_incomplete_types): New fn.
9726 (dwarfout_finish): Call it.
9728 From Eric Raskin <ehr@listworks.com>:
9729 (output_type): Output types for bases.
9731 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9733 * mips.c (mips_output_conditional_branch): Add `break'
9734 between `default' label and `close braces'.
9736 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
9738 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
9739 specifications and make it realistic.
9740 (LIB_SPEC): Likewise.
9742 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
9744 * config/mips/mips.c (mips_secondary_reload_class): Check for
9745 (PLUS (SP) (REG)) and return appropriate register class.
9746 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
9747 Handle (PLUS (SP) (REG)).
9748 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
9749 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
9750 of emit_insn for tablejump.
9752 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
9754 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
9755 asm_fprintf format string by itself.
9756 (output_function_profiler): Likewise.
9758 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
9760 * combine.c (simplify_logical, case AND): Only call
9761 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
9762 or the constant is positive.
9764 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
9766 * configure.in: Fix typo in rs6000-ibm-aix4 case.
9767 * configure: Regenerate.
9769 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
9771 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
9772 require a sub-version #.
9773 * configure: Rebuilt.
9775 1999-06-14 Robert Lipe (robertlipe@usa.net)
9777 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
9779 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
9781 * c-typeck.c (process_init_element): Detect excess elements in
9782 char array initializer.
9784 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9786 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
9788 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9790 * invoke.texi (Option Summary): Add -fpermissive flag.
9792 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
9794 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
9795 that require PIC code sequences.
9797 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
9799 * configure.in: Add new target: thumb-elf.
9800 * configure: Regenerate.
9801 * config/arm/t-thumb-elf: New file: Makefile fragment for
9803 * config/arm/telf.h: New file: Header file for thumb-elf
9806 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
9808 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
9809 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
9810 initializers is some circumstances.
9812 * fixinc/inclhack.def (endif_label): Add additional selector for
9813 more bogus stuff after #endif statements.
9814 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
9816 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
9818 * i386/cygwin.h (SET_ASM_OP): Define.
9820 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
9822 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
9824 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9826 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
9829 * sh.md (ic_invalidate_line_i): Remove second alternative.
9831 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9833 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
9834 test for the presence of valid prototypes. Delete bypass expr.
9835 (ioctl_fix_ctrl): Correct the selection expression.
9836 (no_double_slash): Correct quoting rules
9837 *fixinc/fixincl.x: regen
9838 *fixinc/inclhack.sh: regen
9840 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
9842 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
9844 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9846 * rs6000.md (movsi_got_internal_mem): Delete.
9847 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
9848 (GOT_TOC_REGNUM): Delete.
9849 (PIC_OFFSET_TABLE_REGNUM): Define.
9850 (FINALIZE_PIC): Disable.
9851 * rs6000.c (rs6000_got_register): New code for fixed pic register.
9852 (rs6000_replace_regno): Delete.
9853 (rs6000_finalize_pic): Likewise.
9854 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
9856 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9858 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
9859 is a note; use <= for the compare; advance P while it is
9862 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
9864 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
9865 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
9867 * varasm.c (remove_from_pending_weak_list): Verify t->name
9868 is non-NULL before passing it to strcmp.
9870 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9872 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
9873 the typed arguments are not part of a comment
9874 (ioctl_fix_ctrl): Added a purpose comment
9875 *fixinc/fixincl.x: regenerate
9876 *fixinc/inclhack.sh: regenerate
9878 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9880 * invoke.texi: Add C4x invocation docs.
9882 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9884 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
9886 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
9888 (c4x_legitimize_reload_address): New function.
9889 * config/c4x/c4x.md: Update docs.
9891 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
9893 * fixincludes: Avoid removing '.'.
9894 * fixinc/fixinc.svr4: Likewise.
9895 * fixinc/fixinc.winnt: Likewise.
9896 * fixinc/inclhack.tpl: Likewise.
9897 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
9899 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9901 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
9903 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
9905 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
9907 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
9910 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
9912 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
9913 * configure: Regenerate.
9915 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
9917 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
9920 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
9922 * fixinc/inclhack.def (avoid_bool): Also catch
9923 "typedef [unsigned] int bool".
9924 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9926 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
9927 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
9928 * configure: Rebuilt.
9930 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
9932 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
9933 such that we can override its definitions if necessary.
9934 (CPP_SPEC): New define. Support processor specific predefines via
9936 (CC1_SPEC): New define. Support processor specific compiler
9937 options via %(cc1_cpu).
9938 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
9941 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9943 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
9944 between sed's -e flag, and the open-quote following it.
9945 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9947 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
9948 Jeffrey A Law (law@cygnus.com)
9950 * varasm.c (assemble_start_function): Remove the function
9951 from the pending weak decls list when we define a function.
9952 (assemble_variable): Similarly for variables.
9953 (weak_finish): Ignore items on the list with a NULL name.
9954 (remove_from_ending_weak_list); New function to "remove" an item
9955 from the pending weak declarations list.
9957 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9959 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
9961 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
9963 * c-lex.c (GETC): Redefine to call getch.
9964 (UNGETC): Redefine to call put_back.
9965 (putback_buffer): New structure type.
9966 (putback): New static structure.
9967 (getch): New function.
9968 (put_back): New function.
9969 (yylex): Replace unused bytes from bad multibyte character.
9971 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
9973 * cpplib.c (do_define): Cast `alloca' return value.
9974 (do_include, do_undef, do_pragma): Likewise.
9975 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
9977 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
9978 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
9980 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
9982 * sparc.md (abstf2): This should be an expand.
9983 (split after abstf2_notv9): Fix mode.
9984 (abstf2_hq_v9): New pattern.
9985 (abstf2_v9): Only use when no hard quad.
9986 (absdf2_v9): Fix if target is not the same as source.
9987 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
9988 Add correct output constraints.
9990 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
9992 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
9993 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
9995 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
9997 * mips.h (mips_output_conditional_branch): New function.
9998 (mips_adjust_insn_length): Likewise.
9999 (ASSEMBLER_SCRATCH_REGNUM): New macro.
10000 (ADJUST_INSN_LENGTH): Likewise.
10001 * mips.c (print_operand): Add `F' and `W' for floating-point
10002 comparison opcodes.
10003 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
10005 (mips_adjust_insn_length): New function.
10006 (mips_output_conditional_branch): New function.
10007 * mips.md (length): Adjust attribute definition to handle
10008 conditional branches. Change lengths to bytes, rather than
10009 instructions throughout. Remove length attribute from
10010 instructions whose length is four bytes, and rely on the default
10012 (dslot): Fix typo in comment.
10013 Reword conditional branch patterns to use
10014 mips_output_conditional_branch.
10016 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10018 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
10019 (LIB_SPEC): Likewise.
10020 Link with -lprof1_r for -g/-pg.
10022 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10024 * loop.c (check_dbra_loop): Fix change of Jan 19.
10026 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
10028 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
10029 (STARTFILE_SPEC): Define, override the svr4.h version.
10030 (ENDFILE_SPEC): Likewise.
10032 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
10034 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
10035 * fixinc/fixincl.x: Regenerated.
10036 * fixinc/inclhack.sh: Regenerated.
10038 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10040 * sh.c (barrier_align): Don't return early for normal branch/barrier
10041 when optimizing for SH2.
10043 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
10045 * i386/udk.h (LINK_SPEC): Correct linker search path for
10048 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10050 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
10051 (braf_label_ref_operand): Delete.
10052 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
10053 * sh.md (casesi_jump_2): Operand1 is now the inside of a
10054 label_ref, and has no predicate.
10055 The patten has a predicate to guard against invalid substitutions.
10056 (dummy_jump): Delete.
10057 (casesi): Update use of casesi_jump_2.
10059 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10061 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
10062 *fixinc/fixincl.x: regenerate
10063 *fixinc/inclhack.sh: regenerate
10065 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
10067 * dwarf2out.c (add_incomplete_type): New fn.
10068 (gen_struct_or_union_type_die): Call it.
10069 (retry_incomplete_types): New fn.
10070 (dwarf2out_finish): Call it.
10072 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
10074 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
10075 current block starts with a CODE_LABEL and ends with a CALL and
10076 we can not find all the argument setup instructions for the CALL.
10078 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
10080 Revert this change:
10081 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10082 something is a candidate for optimize_bit_field_compare.
10084 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10086 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
10088 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
10090 * alpha.c (override_options): Thinko in last patch.
10092 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
10093 (LIB_SPEC): Recognize -pthread.
10095 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
10097 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
10098 definition in config/arm/coff.h
10099 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
10101 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10103 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
10104 fixes that need "file=xxx\n" prepended before invocation
10105 (start_fixer - new): starting the fixer process is complex enough
10106 to warrent its own routine. It prepends the "file=xxx\n" stuff.
10107 (process): uses the new routine; omit usage of putenv()
10108 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
10109 * fixinc/fixincl.x: regenerate
10111 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
10113 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
10114 and version #s (1.1 -> 2.96) as needed.
10115 * README.g77: Kill way out of date file in the toplevel directory.
10117 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
10119 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
10120 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
10121 * configure: Rebuilt.
10122 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
10123 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
10124 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
10125 (SWITCH_TAKES_ARG): Likewise.
10126 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
10127 * config/t-freebsd: Moved from config/i386/ so it can used for all
10130 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
10132 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
10134 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
10136 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
10137 * configure: Rebuilt.
10139 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
10141 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
10142 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
10143 * rs6000/rs6000.c (rs6000_file_start): Use putc.
10144 (rs6000_output_load_toc_table): Same.
10145 (output_prolog, output_mi_thunk): Same.
10146 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
10147 (ASM_GLOBALIZE_LABEL): Use putc.
10149 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
10151 * alpha.md (reload_*_help): New patterns and splitters.
10152 (reload_*): Use them.
10153 (mov[qh]i): Likewise.
10155 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
10157 * cccp.c (handle_directive): Handle backslash-newlines in quoted
10160 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
10162 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
10164 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
10166 * flow.c (mark_regs_live_at_end, insn_dead_p,
10167 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
10168 and HARD_FRAME_POINTER_REGNUM special treatment if reload
10169 hasn't run or the frame pointer is needed.
10170 * haifa-sched.c (attach_deaths): Likewise.
10171 * sched.c (attach_deaths): Likewise.
10173 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
10175 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
10176 calculate_can_reach_end returns nonzero.
10178 * configure.in (native gas tests): Search for an assembler in the
10179 same manner that the installed compiler will.
10180 * configure: Rebuilt.
10181 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
10183 * alias.c (find_base_term): Improve handling of addresses
10184 constructed from binary operations.
10186 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
10188 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
10190 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
10192 * function.h (cleanup_label, frame_offset): Declare.
10193 (tail_recursion_label, tail_recursion_reentry): Likewise.
10194 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10195 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
10196 (tail_recursion_label, tail_recursion_reentry): Likewise.
10197 (arg_pointer_save_area, rtl_expr_chain): Likewise.
10199 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
10201 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
10203 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
10204 (MAX_OFILE_ALIGNMENT): Define.
10206 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
10208 * fixincl.c: Replace local include scheme with #includes of
10209 gansidecl.h and system.h.
10210 * procopen.c: Likewise.
10211 * server.c: Likewise.
10213 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
10215 * i386/t-dgux (EXTRA_PARTS): Add crti.o
10216 (crti.o): Add build rule and dependencies.
10217 * fixinc/fixinc.dgux: Use modified _int_varargs.h
10219 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10221 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
10222 (LIB_LINUX_SPEC): Likewise.
10223 (LIB_LINUX_SPEC): Add support for -pthread
10224 (CPP_OS_LINUX_SPEC): Likewise.
10225 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
10228 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
10230 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
10232 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
10233 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
10234 for IEEE math and CC_FCOMI.
10235 (put_jump_code): No IEEE if CC_FCOMI is set.
10237 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10239 * fold-const.c (fold_truthop): Make the field reference unsigned
10240 when converting a single bit compare.
10242 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10244 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
10246 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
10248 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
10249 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
10252 * reload.c (push_reload): Do not call remove_address_replacements
10253 when presented with identical optional reloads.
10255 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
10257 * alpha.h (MASK_FIX, TARGET_FIX): New.
10258 (MASK_*): Reorganize constants.
10259 (CPP_AM_FIX_SPEC): New.
10260 (TARGET_SWITCHES): Add FIX.
10261 (EXTRA_SPECS): Likewise.
10262 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
10263 (SECONDARY_MEMORY_NEEDED): Likewise.
10264 (REGISTER_MOVE_COST): Likewise.
10265 * alpha.c (override_options): Add FIX support. Always use
10266 ALPHA_TP_PROG for ev6.
10267 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
10268 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
10269 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
10271 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
10273 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
10274 something is a candidate for optimize_bit_field_compare.
10276 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
10278 * gcc.texi (Passes): Document branch-shortening.
10279 * invoke.texi (Debugging Options): Document the fact that `-dp'
10280 outputs length information for instructions.
10282 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
10284 * flow.c: Revert previous delta.
10286 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
10288 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
10289 FRAME_POINTER_REGNUM.
10290 (mark_set_1): Ditto.
10291 (mark_used_regs): Ditto.
10293 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
10295 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
10296 (GOT_PCREL): New macro. Define to 1 if not already defined.
10297 * arm/elf.h (GOT_PCREL): Define to 0.
10298 * arm.c (arm_finalize_pic): Take into account the setting of
10301 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
10303 * output.h (STRIP_NAME_ENCODING): Provide default definition.
10304 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
10306 * flow.c (mark_set_1): Do not record BLKmode stores as dead
10307 store elimination candidates.
10309 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
10311 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
10314 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
10316 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
10317 Add use of x-aix41-gld.
10319 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
10321 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
10322 (ASM_OUTPUT_DESTRUCTOR): Define.
10324 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
10326 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
10327 last CODE_LABEL in a loop if we have previously passed a jump
10328 to the top of the loop.
10330 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
10332 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
10333 applying Philip's patch.
10335 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
10337 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
10340 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
10342 * loop.c (strength_reduce): Grow reg_single_usage as needed.
10344 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
10346 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
10347 Also remove a useless comment.
10349 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10351 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
10353 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
10355 * collect2.c (main): Only generate import or export file and add
10356 to link arguments if non-empty. Use xmalloc not alloca.
10357 (write_{export,import}_file): Delete.
10358 (write_aix_file): New function.
10359 (locatelib): Use xmalloc not malloc.
10360 (GCC_OK_SYMBOL): Do not check type if aix64.
10362 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
10364 Based on patch by Scott Bambrough and Pat Beirne:
10365 * config/arm/arm.c (making_const_table): New variable.
10366 * config/arm/arm.h (making_const_table): Declare.
10367 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
10369 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
10370 Keep track of when we are building the constant table.
10372 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
10374 * config/arm/arm.c (arm_override_options): Fix erroneous warning
10377 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
10379 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
10382 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
10384 * tm.texi (FUNCTION_ARG): Correct description of a stack element
10387 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
10389 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
10391 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10393 * rs6000.c (output_mi_thunk): Enable full support again.
10395 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10397 * sh.h (BRANCH_COST): Define.
10399 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
10401 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
10403 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
10405 * function.c (assign_stack_local): Align stack slot propertly.
10406 (assign_outer_stack_local): Likewise.
10408 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
10410 * expr.h (lang_expand_constant): Declare.
10411 * toplev.c (lang_expand_constant): Define it.
10412 * varasm.c (output_constant): Use it.
10414 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10416 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
10417 Change function definitions to K&R style.
10419 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10421 * fixinc/fixincl.c: We must not ignore SIGCLD now.
10423 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
10425 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
10426 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
10427 (several places): omit static initialization
10428 (process): use single fd, since only the read fd is used
10429 * fixinc/gnu-regex.c: define 'const' away, if not supported
10430 * fixinc/procopen.c(several places): omit static initialization
10431 * fixinc/server.c: define 'volitile' away, if not supported
10433 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10435 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
10436 asm_fprintf and %L to generate the label name.
10437 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
10438 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
10440 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
10442 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
10443 insn for a conditional jump can not be found.
10445 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
10447 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
10448 on variables in specific sections other than .sbss and .sdata.
10450 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
10452 * stmt.c (expand_return): Call start_cleanup_deferral and
10453 end_cleanup_deferral around conditional code.
10455 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10457 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
10458 filename lists. Utilizes new "krstr" AutoGen function.
10459 * fixinc/fixincl.x: Rebuilt.
10461 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
10463 * i386.c (output_float_compare): Avoid GNU-C extensions.
10465 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
10467 * version.c: Bump to distinguish mainline tree from the
10470 See ChangeLog.1 for earlier changes.
10473 add-log-time-format: current-time-string