1 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
3 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
5 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7 * reload.c (find_reloads): Compute mode and nregs fields of all
9 * reload1.c (calculate_needs_all_insns): Simplify a bit.
10 (calculate_needs): Use precomputed mode/nregs values.
11 (allocate_reload_reg): Likewise.
13 (failed_reload, set_reload_reg): ... new functions.
14 (choose_reload_regs_init): New function, mostly broken out from...
15 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
16 Also lose one #if 0 block.
18 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
20 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
23 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
25 * tree.h (BLOCK_TYPE_TAGS): Remove.
26 (BLOCK_END_NOTE): Likewise.
27 (BLOCK_LIVE_RANGE_FLAG): Likewise.
28 (BLOCK_LIVE_RANGE_START): Likewise.
29 (BLOCK_LIVE_RANGE_END): Likewise.
30 (tree_block): Remove live_range_flag, live_range_var_flag, and
31 type_tags. Remove end_note, live_range_start, and live_range_end.
32 (remember_end_note): Remove prototype.
33 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
34 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
36 * ggc-common.c (ggc_mark_tree_children): Don't mark
37 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
38 * integrate.c (adjust_copied_decl_tree): Remove.
39 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
40 * stmt.c (last_block_end_note): Remove.
41 (init_stmt): Don't add a GC root for it.
42 (expand_fixup): Don't set it.
43 (remember_end_note): Remove.
44 (expand_end_bindings): Don't set last_block_end_note.
46 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
48 * reload1.c (reload_reg_free_for_value_p): Show
49 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
52 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
54 * expmed.c (extract_bit_field): Allow for the case of non-integer
55 objects that are smaller than a word (like SFmode on a 64-bit
58 * loop.c (basic_induction_var): A non-integer variable which is
59 being set by a paradoxical subreg is probably not a biv.
61 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
63 * prefix.c (translate_name) Check for empty prefix string.
65 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
67 * Makefile.in (CPP_CROSS_NAME): New variable.
68 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
70 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
71 names of the files to be uninstalled.
73 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
75 * collect2.c (IS_DIR_SEPARATOR): Define.
76 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
78 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
81 * haifa-sched.c (add_dependence): Update the true dependency
82 cache the first time we add a true dependence to the LOG_LINKS chain.
84 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
86 * fold-const.c (fold): Fix comment.
88 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
90 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
91 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
92 dbxout_start_new_source_file, dbxout_source_file,
93 dbxout_source_line, dbxout_finish, dbxout_type_fields,
94 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
96 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
97 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
98 (dbxout_block): Initialize variable `blocknum'.
100 * dbxout.h (dbxout_init, dbxout_finish,
101 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
102 dbxout_args, dbxout_source_line): Constify a char*.
104 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
105 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
106 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
107 low_pc_attribute, high_pc_attribute, body_begin_attribute,
108 body_end_attribute, comp_dir_attribute, sf_names_attribute,
109 src_info_attribute, mac_info_attribute, producer_attribute,
110 lookup_filename, generate_macinfo_entry, fundamental_type_code,
111 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
112 dwarfout_undef): Constify a char*.
113 (add_incomplete_type, retry_incomplete_types): Add prototypes.
115 * dwarfout.h (dwarfout_define, dwarfout_undef,
116 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
118 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
120 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
121 (MULTILIB_ISA_DEFAULT): New.
122 (MULTILIB_DEFAULTS): Use it.
123 * config/mips/mips.c (): Remove the now unnecessary definition
125 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
126 unnecessary definition.
128 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
130 * arm.md (pic_load_addr): Add constraints to operand 1.
132 1999-10-25 Bruce Korb <autogen@linuxbox.com>
134 * fixinc/genfixes: Provide a means for specifying -D options to
137 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
139 * arm.c (arm_override_options): Correct initialization of
140 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
141 arm_is_strong, and arm_is_6_or_7.
143 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
144 (note_set_pseudo_multiple_uses): New function.
145 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
146 if a pseudo set in the loop exit is used elsewhere.
148 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
150 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
152 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
154 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
155 a single load-address pattern.
157 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
159 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
160 depending on whether or not line-number notes are present.
162 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
164 * cccp.c (progname, file_buf, default_include, include_file,
165 macrodef, definition, hashval, wchar_type, user_label_prefix,
166 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
167 expand_to_temp_buffer, is_system_include, base_name,
168 absolute_filename, read_name_map, open_include_file,
169 record_control_macro, check_precompiled, check_preconditions,
170 pcfinclude, pass_thru_directive, create_definition,
171 check_macro_name, comp_def_part, collect_expansion,
172 check_assertion, read_token_list, assertion_install,
173 assertion_lookup, eval_if_expression, conditional_skip,
174 validate_else, skip_quoted_string, quote_string, macarg1,
175 error_from_errno, install, lookup, hashf, dump_defn_1,
176 perror_with_name, pfatal_with_name, main, trigraph_pcp,
177 check_white_space, rescan, handle_directive, monthnames,
178 special_symbol, do_include, remap_include_file, write_output,
179 arglist, do_assert, do_unassert, do_line, do_error, do_once,
180 do_ident, do_sccs, do_xifdef, skip_if_group,
181 output_line_directive, macroexpand, macarg, change_newlines,
182 initialize_builtins, make_definition): Constify a char*.
184 * pcp.h (stringdef): Likewise.
186 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
188 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
191 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
192 Richard Henderson <rth@cygnus.com>
194 * alias.c: Include ggc.h.
195 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
196 (record_set): Verify enough room in reg_base_value.
197 (init_alias_analysis): Allocate reg_base_value with xcalloc.
198 Register it as a GC root.
199 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
200 * Makefile.in (alias.o): Depend on ggc.h.
202 * unroll.c (unroll_loop): Verify the insn before a barrier
203 is a JUMP_INSN before checking JUMP_LABEL.
205 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
207 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
208 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
209 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
210 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
211 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
212 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
214 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
216 * output.h (ctors_section, dtors_section, bss_section): Prototype.
218 * alpha/alpha-interix.h (text_section): Delete prototype.
219 * alpha/elf.h (text_section): Likewise.
220 * arm/linux-elf.h (text_section): Likewise.
221 * arm/linux-telf.h (text_section): Likewise.
222 * c4x/c4x.h (text_section): Likewise.
223 * dsp16xx/dsp16xx.h (bss_section): Likewise.
224 * elfos.h (text_section): Likewise.
225 * i386/aix386ng.h (text_section): Likewise.
226 * i386/i386-interix.h (text_section): Likewise.
227 * i386/sco5.h (text_section): Likewise.
228 * i386/svr3gas.h (text_section): Likewise.
229 * nextstep.h (text_section): Likewise.
230 * psos.h (text_section): Likewise.
231 * ptx4.h (text_section): Likewise.
232 * svr3.h (text_section): Likewise.
233 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
235 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
237 * final.c (peephole): Delete prototype.
239 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
240 (pre_insert_copies): Remove unused variable `bb'.
242 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
245 * output.h (peephole): Add prototype.
247 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
249 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
252 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
254 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
255 for inlined declarations.
257 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
259 * arm.c (logical_binary_operator): New fucntion.
260 * arm.h (logical_binary_operator): Declare it.
261 (PREDICATE_CODES): Handle logical_binary_operator.
262 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
263 output constraints. Add appropriate splitters.
264 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
265 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
266 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
268 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
270 * genoutput.c (struct operand_data): New elt eliminable.
271 (output_operand_data): Write it.
272 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
273 (compare_operands): Take it into account.
274 * recog.h (struct insn_operand_data): New elt eliminable.
275 * reload1.c (check_eliminable_occurrences, elimination_effects): New
277 (old_asm_operands_vec, new_asm_operands_vec): Delete.
278 (eliminate_regs): Move code that detects changes to elimination
279 target regs into new function elimination_effects.
280 Delete one #if 0 block.
281 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
282 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
283 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
284 Only call eliminate_regs for real operands of the insn, not for parts
285 of its structure or parts matched by things like match_operator.
286 Use elimination_effects and check_eliminable_occurrences. Use
287 copy_insn to duplicate the pattern when not in the final pass.
289 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
291 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
294 1999-10-22 Bruce Korb <autogen@linuxbox.com>
296 * fixinc/README: document the "mach" machine matching test
297 * fixinc/fixfixes.c: Implement the #else/#endif label fix
298 * fixinc/fixtests.c: Implement the #else/#endif label test
299 * fixinc/inclhack.def: utilize these tests and fixes
300 * fixinc/inclhack.sh: regen
301 * fixinc/fixincl.x: regen
302 * fixinc/fixincl.sh: regen
304 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
306 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
309 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
311 * gcc.1: Document exit codes.
313 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * calls.c: Include tm_p.h later, so everything we need is defined.
317 * function.c: Likewise.
319 * except.c: Include tm_p.h.
322 (dwarf2out_cfi_label): Don't prototype.
323 (check_return_regs, epilogue_renumber,
324 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
325 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
326 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
327 ultra_schedule_insn): Add static prototype.
328 (data_segment_operand, text_segment_operand): Call itself with the
329 proper number of arguments.
330 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
332 * sparc.h: Move all declarations to sparc-protos.h.
333 (SELECT_RTX_SECTION): Pass a missing MODE argument to
336 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
338 * config/svr4.h (text_section, ctors_section, dtors_section): Add
340 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
341 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
342 ASM_OUTPUT_ASCII): Constify a char*.
344 * sparc-protos.h: New file for sparc prototypes.
346 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
348 * function.c (record_insns, contains): Always declare and define.
349 (record_insns): Mark with ATTRIBUTE_UNUSED.
351 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
353 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
354 to .section when outputting a .bss section to deal with multiple
355 .bss input sections (as happens with -fdata-sections)
356 Also output %progbits, not @progbits so the assembler doesn't treat as
358 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
360 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
361 thumb parts even when building with non-thumb CPUs, by forcing
364 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
366 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
367 (movdf_const_intreg_sp64): Similarly.
369 * local-alloc.c (update_equiv_regs): Check the correct insn
370 for pre-existing REG_EQUIV notes.
372 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
374 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
375 block reached by a branch if we're not going to actually process
378 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
380 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
381 a local extern function declaration.
383 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
385 * i386.c (ix86_expand_prologue): Properly wrap USE around
386 reg for CALL_INSN_FUNCTION_USAGE.
388 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
390 * config/mips/mips.md (movdf_internal1a): Allow floating-point
391 move between GP_REGs.
393 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
395 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
396 the mode size when finding out if an offset is legal.
398 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
400 * basic-block.h (PROP_*): Move constants from ...
402 (compute_bb_for_insn): Free the array before reallocating.
403 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
404 (allocate_reg_life_data): Reset all reg variables collected by
406 (get_block_head_tail): Don't convert from bb to block.
407 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
408 (find_insn_reg_weight): Take block not bb.
409 (schedule_block): Don't set block num for moved insns.
410 (schedule_region): Don't update_life_info or find_insn_reg_weight.
411 (schedule_insns): Do it here instead.
412 * combine.c (combine_instructions): Invoke compute_bb_for_insn
413 before update_life_info.
414 * recog.c (split_all_insns, peephole2_optimize): Update for
415 new arg to update_life_info.
416 * rtlanal.c (remove_note): Cope with NULL note.
417 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
420 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
422 * jump.c (jump_optimize_1): More accurately detect casesi insns.
424 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
425 block records so that merge_blocks_nomove will clean up correctly.
426 (split_edge): Handle casesi insns.
428 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
430 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
432 * pa.md (call, call_value): Do not emit a blockage after restoring
435 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
437 * c-typeck.c (c_expand_asm_operands): Fix typo.
439 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
441 * arm.c (fpu_rhs_operand): Verify modes.
442 (fpu_add_operand): Likewise.
443 (di_operand): Likewise.
444 (soft_df_operand): Likewise.
446 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
448 * arm.c (arm_return_in_memory): APCS rules state that the elements
449 of a structure returned in a register must be 'integer-like'.
451 1999-10-19 Bruce Korb <autogen@linuxbox.com>
453 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
454 in the source tree when the generated targets are out of date
455 * fixinc/genfixes: Alter it to run individual fixes for make.
456 * fixinc/README: rewrite
457 * fixinc/inclhack.def: moved initial comments to README
459 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
461 * toplev.c (main): Do not generate an error message if an
462 unrecognised command line switch is recognisable by another
463 language. If extra_warnings are enabled, then generate a
464 warning message instead.
466 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
468 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
469 (insert_pack_attributes): Delete prototype.
471 * c-pragma.c (default_alignment): New static variable.
472 (push_alignment): Initialize to current effective alignment.
473 (pop_alignment): Use to set new alignment.
474 (insert_pack_attributes): Delete function.
475 (handle_pragma_token): Set default_alignment as well each time
476 a #pragma pack(<n>) is encountered.
478 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
480 * reg-stack.c (stack_result): Aggregates are not returned in
483 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
485 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
487 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
489 * basic-block.h (set_block_num): Declare.
490 * flow.c (update_life_info): Don't call compute_bb_for_insn
491 or free_basic_block_vars.
492 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
493 (insn_orig_block): Remove.
494 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
495 (schedule_block): Keep BLOCK_NUM up-to-date.
496 (schedule_insns): Use compute_bb_for_insn.
497 * recog.c (split_all_insns): Likewise.
498 (peephole2_optimize): Likewise.
500 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
502 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
503 if the pic register is used.
505 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
507 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
508 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
509 if that tests TREE_PERMANENT.
511 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
513 * cse.c (invalidate_for_call): Do not remove memory references from
514 the table here. It's handled elsewhere.
516 * haifa-sched.c (add_dependence): Protect references to the
517 true dependency cache with #ifdef INSN_SCHEDULING.
518 (remove_dependence): Similarly.
520 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
521 to the cfg code that this is a return instruction.
522 * mn10300.md (return_internal): Similarly.
524 * combine.c (get_last_value): If the last set of a register
525 is after subst_low_cuid, then we can not use it to determine
526 the register's last value.
528 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
530 * Makefile.in: Back out previous change.
532 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
534 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
536 * haifa-sched.c (add_dependence): Only check/update the cache
538 (remove_dependence): Likewise.
539 (schedule_insns): Only create the true_dependency_cache if the
540 average number of instructions in a basic block is very large.
542 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
544 * Makefile.in (ggc-common.o): Depend on genrtl.h.
545 (ggc-simple.o): Likewise.
546 (ggc-page.o): Likewise.
548 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
550 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
551 Prototype for exported functions.
552 (pre_lcm, pre_rev_lcm): Remove prototypes.
553 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
554 (compute_available): Move to lcm.c, and change parameter order.
555 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
556 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
557 (gcse_main): No longer call compute_preds_succs. Rebuild the
558 set table after reach pre pass.
559 (pre_insert_map, pre_delete_map, edge_list): New.
560 (alloc_pre_mem): Allocate edge vectors.
561 (free_pre_mem): Delete edge vectors.
562 (compute_pre_data): Call new edge based lcm routines.
563 (process_insert_insn): New function.
564 (insert_insn_end_bb): Use it.
565 (pre_edge_insert): New function.
566 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
568 (pre_insert_copies): Revamp using new edge based lcm outputs.
569 (pre_delete): Likewise.
570 (one_pre_gcse_pass): Insert & remove fake edges to the exit
572 (compute_code_hoist_vbeinout): New new edge based routines.
573 * lcm.c: Remove all the old LCM functions. Replace with new ones
574 that work with the new cfg datastructures and work with edges
577 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
579 * reload.h (struct reload): Add new fields "mode" and "nregs".
580 * reload1.c: Change all occurrences of reload_mode and reload_nregs
581 to reference the "mode" and "nregs" field within struct reload.
583 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
585 * haifa-sched.c (true_dependency_cache): New.
586 (add_dependence): Use the true dependency cache to avoid expensive
587 walks down the LOG_LINKS dependency list. Add entries to the
589 (remove_dependence): Remove entries from the true dependency cache
591 (schedule_insns): Allocate and initialize and free the true
594 * haifa-sched.c (schedule_insns): Do not remove inter-block
595 dependencies anymore.
597 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
599 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
600 * i386/t-winnt: Likewise.
602 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
604 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
606 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
608 * Makefile.in (LANGUAGES): Omit "proto".
609 (clean): Remove stale comment about removing unprotoize.c.
611 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
613 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
614 using arithmetic on void pointers.
616 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
618 * haifa-sched.c (compute_block_forward_dependencies): Only check
619 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
621 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
623 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
624 (expr_equiv_p): Reject memories with different alias sets.
626 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
628 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
629 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
630 (f_options): Add "bounded-pointers" and "bounds-check" entries.
631 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
632 (lang_init): Set default for flag_bounds_check if still "unspecified".
634 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
636 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
638 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
640 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
643 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
645 * config/c4x/c4x.md (*db_noclobber,
646 *decrement_and_branch_until_zero_noclobber): New patterns and
647 associated splitters.
649 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
651 * config/c4x/c4x.md (parallel instruction patterns): Rework
652 constraints to keep reload happy.
654 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
656 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
657 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
658 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
659 Add new patterns and associated post-reload splitters.
661 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
663 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
665 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
667 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
669 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
671 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
673 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
676 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
678 * pa.c (move_operand): Rely on memory_address_p to determine the
679 validity of non-indexed memory addresses.
680 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
681 operand in DFmode and SFmode when generating PA2.0 code.
683 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
685 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
687 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
689 * mips.c (function_prologue): Fix argument types.
690 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
691 (casesi_internal): Write to the scratch register.
693 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
695 * cppexp.c (cpp_parse_escape): Make static. Change second arg
697 (parse_charconst): Delete unnecessary cast when calling
699 (cpplib.h): Kill prototype of cpp_parse_escape.
701 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
703 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
704 * unroll.c (unroll_loop): Cast return value of alloca.
705 * i370/i370.c: Include function.h and toplev.h.
706 (i370_label_scan): Remove c++ commented abort.
707 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
708 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
709 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
710 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
712 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
714 * config/t-freebsd: Do not override USER_H.
715 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
717 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
718 Mumit Khan <khan@xraylith.wisc.edu>
720 * c-parse.in (component_decl): Support anonymous struct/union.
722 * c-parse.y: Regenerate.
723 * c-parse.c: Likewise.
724 * objc/objc-parse.y: Likewise.
725 * objc/objc-parse.c: Likewise.
726 * c-decl.c (finish_struct): Don't sort the fields.
727 (field_decl_cmp): Delete unused function.
729 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
731 * sparc.md (movsf_const_intreg): Revert last constraint change.
732 (movdf_const_intreg_sp32): Likewise.
734 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
736 * cse.c: Include hashtab.h instead of splay-tree.h
737 (struct cse_reg_info): No longer use variant union. Add new
738 field "regno". All references changed to avoid union.
739 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
740 (free_cse_reg_info): Remove.
741 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
742 (get_cse_reg_info): Revamp to use expandable hash tables instead
743 of splay trees. Initialize new fields in cse_reg_info structure.
744 (new_basic_block): Similarly.
746 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
748 * genrecog.c (message_with_line): Prototype.
749 (validate_pattern): Pass along the set for the dest, not a flag.
750 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
751 Check for PC/CC0 as sources.
752 (nodes_identical): Check for children position match before
753 allowing the combination.
755 * rtl.c (read_rtx): Track line number across \\\n.
757 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
759 * mips.h (SPECIAL_MODE_PREDICATES): New.
760 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
761 (movdi+1, movsi+1): Add output reload constraint.
762 (casesi_internal): Likewise. Fix commentary.
763 (return_internal): Use pmode_register_operand.
765 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
767 * 1750a.md (movstrqi): Add missing output reload constraint.
768 (call_value): Likewise.
769 * a29k.md (cpxxx patterns): Add missing match_operator mode.
770 (jmpfdec): Add missing inout reload constraint.
771 * elxsi.md (addsi patterns): Add missing output reload constraint.
772 (move from sp): Use @ alternates.
773 (call_value): No constraint on output.
774 * fr30.md (movsi_pop): Add missing output reload constraint.
775 (movsf_constant_store): Likewise.
776 (splits): Remove constraints.
777 (subsi3): Add missing mode.
778 * i370.md (cmpstrsi+1): Add missing output reload constraint.
779 (call_value): Likewise.
780 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
781 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
782 * m32r.md (movsicc_internal): Add output reload constraint.
783 (movstrsi_internal): Add inout reload constraints.
784 * m88k.h (reg_names): Don't declare.
785 (SPECIAL_MODE_PREDICATES): New.
786 * m88k.md (*): Use register_operand not reg_or_0_operand
788 * mn10200.h (PREDICATE_CODES): New.
789 * ns32k.md (ffs pattern): Add output reload constraint.
790 * pdp11.md (sob pattern): Add inout reload constraint.
791 * sh.md (splits): Remove constraints.
792 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
793 * v850.md (pattern_is_ok_for_epilogue): Likewise.
794 * vax.md (jgequ pattern): Add inout reload constraint.
796 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
798 * configure.in (djgpp): Revert previous patch.
800 * config/i386/djgpp.h: Revert previous patch.
802 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
804 * fixinc/inclhack.def: Restore patch lost during last merge of
805 "no_bogosity" branch.
806 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
808 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
810 * fixincludes: Add a HPUX 11 fix for inttypes.h.
811 * fixinc/inclhack.def: Same.
812 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
814 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
816 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
817 as the base of a PLUS.
819 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
821 * config/c4x/c4x.md: Define mode for remaining unspec operators.
822 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
824 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
826 * pa.md (post_stw+1): Use pmode_register_operand.
827 (dcacheflush, icacheflush): Likewise.
829 * i386.md (movstricthi_1): Allow r/r.
831 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
833 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
834 to (not (and (arg0) (arg1))). Similary for and.
836 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
837 falltrought to assocate code.
838 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
841 * combine.c (simplify_logical): Convert XOR to IOR if operands have
842 no bits in common; remove XOR to ROTATE conversion.
844 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
846 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
848 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
850 * config/c4x/c4x.c (dst_operand): New.
851 (PREDICATE_CODES): Update.
852 * config/c4x/c4x.h (dst_operand): Declare it.
853 * config/c4x/c4x.md: Define mode for each unspec usage.
854 (move patterns): Use dst_operand predicate instead of src_operand.
855 (movqi_update, movqf_update): Delete.
857 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
859 * recog.c (pmode_register_operand): New.
860 * recog.h: Declare it.
861 * genrecog.c (pred_codes): Likewise.
862 (special_mode_pred_table): Likewise.
863 (validate_pattern): Don't warn no mode for address_operand.
865 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
866 if the operand is not insn-like.
868 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
869 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
871 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
873 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
875 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
876 instead of general_operand in a SET_DEST. Use const_double_operand
877 instead of an explicit test against CONST_DOUBLE.
878 (movsf_const_lo): Add missing register mode.
879 (goto_handler_and_restore): Add auxiliary test for Pmode.
880 (flush): Adjust to use address_operand.
881 (return_sf_no_fpu): Add missing output constraint.
883 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
885 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
886 for call return value.
887 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
889 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
891 * toplev.c (main): Only warn about options for other languages.
892 * collect2.c (main): Pass -w to sub-gcc.
894 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
896 * flow.c (propagate_block): Add call-clobbered registers to
899 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
900 zapping mem_set_list.
901 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
902 (mark_set_1, mark_used_regs): Likewise.
904 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
906 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
908 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
910 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
911 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
912 options. Also add a new item "C-only Warning Options" to the
915 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
917 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
920 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
922 * i386.md (call value patterns): Move to the end of the file.
923 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
925 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
927 * configure.in (djgpp configuration): Define extra_objects..
928 * configure: Rebuilt.
929 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
930 (DTORS_SECTION_ASM_OP): Define.
931 (INIT_SECTION_ASM_OP): Define.
932 (FINI_SECTION_ASM_OP): Define.
933 (DATA_SECTION_ASM_OP): Define.
934 (TEXT_SECTION_ASM_OP): Define.
935 (EH_FRAME_SECTION_ASM_OP): Define.
936 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
937 (STARTFILE_SPEC): Add crtbegin.o.
938 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
939 to here from LINK_COMMAND_SPEC.
940 (DO_GLOBAL_CTORS_BODY): Define.
941 (CRTSTUFF_USE_FINI_SECTION): Define
942 (HAS_INIT_SECTION): Delete.
944 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
946 * Makefile.in (all.cross): Depend on xcpp$(exeext).
948 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
950 * pa.h (PREDICATE_CODES): New.
952 * genrecog.c (validate_pattern): Condense the destination
955 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
957 * alpha.md (call-1): Supply missing mode for operator.
958 (*): Add missing output reload constraints. Remove constraints
961 * i386.h (SPECIAL_MODE_PREDICATES): New.
962 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
963 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
964 (addsi_lea_3): Add missing mode for op 3.
965 (prologue_set_got, prologue_get_pc): Add missing modes.
966 (*) Add missing output reload constraints.
968 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
970 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
971 check for member bit-size overflow and use var_size if it occurs.
972 (layout_record): Use bitsize_int() to define the type size in bits.
973 Likewise for computation and assignment to DECL_FIELD_BITPOS.
974 (layout_decl): Likewise when assigning to DECL_SIZE.
976 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
978 * genrecog.c (validate_pattern): Typo last change. Verify
979 that output operands have output reloads.
981 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
983 * genrecog.c (special_mode_pred_table): New.
984 (NUM_SPECIAL_MODE_PREDS): New.
986 (validate_pattern): New argument `insn'. Warn for assignment to
987 any predicate accepting non-lvalues. Conditionaly warn for
988 match_operand without a mode. Try much harder to match source
989 and destination modes on a set.
990 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
992 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
994 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
996 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
998 * combine.c (simplify_logical): Recognize xor pattern that encodes
1001 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1003 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
1006 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
1008 * ggc-page.c (MAP_FAILED): Provide default.
1010 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
1012 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
1013 * sparc.h (PREDICATE_CODES): Update.
1015 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
1017 * alpha.c (some_ni_operand): New.
1018 * alpha-protos.h: Declare it.
1019 * alpha.h (PREDICATE_CODES): Update.
1020 * alpha.md (sXaddq reload insns): Use some_ni_operand
1021 for SET_DEST instead of some_operand.
1023 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
1024 Jim Wilson <wilson@cygnus.com>
1026 * genrecog.c (maybe_both_true_2): Don't compare modes of
1028 (process_tree): Elide peephole2_insns. Invoke simplify_tests
1029 after find_afterward.
1030 (debug_decision_1): Dump next and afterward codes.
1032 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
1034 * rtl.c (dump_and_abort): Remove.
1035 (fatal_with_file_and_line): New.
1036 (fatal_expected_char): New.
1037 (read_rtx_lineno, read_rtx_filename): New.
1038 (read_skip_spaces): Track line number.
1039 (read_name): Use fatal_with_file_and_line.
1040 (read_rtx): Use fatal_expected_char. Track line number.
1041 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
1043 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
1044 if it isn't a CODE_LABEL.
1046 * genattr.c (main): Set read_rtx_filename.
1047 * genattrtab.c (main): Likewise.
1048 * gencodes.c (main): Likewise.
1049 * genconfig.c (main): Likewise.
1050 * genemit.c (main): Likewise.
1051 * genextract.c (main): Likewise.
1052 * genflags.c (main): Likewise.
1053 * genopinit.c (main): Likewise.
1054 * genoutput.c (main): Likewise.
1055 * genpeep.c (main): Likewise.
1057 * genrecog.c (decision_test.u.insn): Add `lineno'.
1058 (pattern_lineno, error_count): New variables.
1059 (message_with_line): New.
1060 (add_to_sequence): Break out checking code to ...
1061 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
1062 (merge_insn): Use message_with_line.
1063 (make_insn_sequence): Use validate_pattern. Record insn lineno.
1064 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
1066 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1068 * expr.c (store_constructor): Clear union if constructor is empty.
1070 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
1072 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
1073 Add !endian checks. Change %{...} to %(...).
1075 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
1077 * i386.md (*addsi3_cc): Renamed from addcsi3.
1078 (*addsi3_carry): Renamed from addxsi3.
1079 (*subsi3_cc): Renamed from subcsi3.
1080 (*subsi3_carry): Renamed from subxsi3.
1081 (*xorqi_cc_1): Renamed from xorcqi_1.
1082 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
1083 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
1085 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
1087 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
1088 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
1090 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
1092 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
1093 climb up the chain of insns.
1095 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
1097 * genrecog.c (write_subroutine): Careful for null trees.
1098 (process_tree): Don't elide empty functions.
1100 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
1102 * Makefile.in (genrtl.o): Depend on ggc.h.
1103 * configure.in (valloc): Probe for it.
1104 (with-gc): Use ggc-page if valloc present.
1105 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
1106 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
1107 (ggc_alloc_string): Moved from ggc-page.c.
1108 * ggc-none.c (ggc_alloc_obj): New.
1109 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
1110 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
1111 (struct globals): Likewise for dev_zero_fd.
1112 (init_ggc): Likewise for it's initialization.
1113 (ggc_allocated_p): Move careful dereference from ...
1114 (ggc_lookup_page_table): ... here. Delete.
1115 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
1116 (alloc_anon): Use valloc if no mmap.
1117 (release_pages): Use free if using valloc.
1118 (ggc_alloc_obj): Renamed from alloc_obj.
1119 (ggc_set_mark): Renamed from mark_obj.
1120 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
1121 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
1122 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
1123 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
1124 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
1125 (ggc_collect): Use fp printing instead of our own rounding.
1126 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
1127 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
1128 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
1129 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
1130 (struct ggc_string, struct ggc_any): Delete.
1131 (offsetof): Provide default definition.
1132 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
1134 (struct ggc_mem): New, from corpse of ggc_any.
1135 (struct ggc_status): Delete.
1136 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
1137 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
1138 (n_strings_collected, n_anys_collected): Delete.
1139 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
1140 (ggc_alloc_string, ggc_alloc): Delete.
1141 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
1142 (ggc_free_string, ggc_free_any): Delete.
1143 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
1144 (ggc_compare_addresses, ggc_mark_string): Delete.
1145 (ggc_mark_string_if_gcable, ggc_mark): Delete.
1146 (search_data): Delete.
1147 (struct globals): New.
1148 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
1149 (tree_insert, tree_lookup): New.
1150 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
1151 (clear_marks, sweep_objs): New.
1152 (ggc_collect): Gut. Use clear_marks, sweep_objs.
1153 (init_ggc): Set allocated_last_gc.
1154 (ggc_push_context): Gut. Use G.context.
1155 (ggc_pop_context): Likewise.
1156 (ggc_pop_context_1): New.
1157 (debug_ggc_tree): New.
1158 (debug_ggc_balance, tally_leaves): New.
1159 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
1160 (ggc_mark_string_if_gcable): Remove decl.
1161 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
1162 (ggc_mark_rtvec_children): New.
1163 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
1164 (ggc_mark_if_gcable): New decl.
1165 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
1166 (ggc_alloc_tree, ggc_alloc): Likewise.
1167 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
1168 (ggc_alloc_obj): New decl.
1169 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
1170 (ggc_alloc_tree, ggc_alloc): Likewise.
1171 (ggc_set_mark): New decl.
1172 * rtl.h (struct rtx_def): Remove gc_mark.
1173 (struct rtvec_def): Likewise.
1174 * tree.h (struct tree_common): Likewise.
1176 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
1178 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
1179 float_format and thread_file definitions.
1180 * configure: Rebuilt.
1182 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
1184 * extend.texi (Function Names): Document types of function names.
1186 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1188 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1189 an earlyclobbered output conflict with RELOAD_INPUT reloads.
1191 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1193 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
1195 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1197 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
1199 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
1201 * collect2.c (main): Do prelimnary link on AIX if rflag.
1203 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1205 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
1206 __CTOR_LIST__ in opposite order, which is the correct order for sorted
1208 (__do_global_dtors): similarly for __DTOR_LIST__.
1210 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1211 Diego Novillo <dnovillo@cygnus.com>
1213 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
1216 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
1218 * fixincl/*: Merged "no_bogosity" branch
1219 * fixincl/fixlib.h: protect against doubly defining t_bool
1220 * fixincl/server.h: protect against doubly defining t_bool
1222 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
1224 * genoutput.c: Include toplev.h.
1226 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
1228 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
1230 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
1231 * configure: Regenerate.
1233 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
1235 * gcse.c (delete_null_pointer_checks): Returns void.
1237 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1239 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
1240 * emit-rtl.c (copy_insn_1): Likewise.
1242 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
1244 * config/mips/mips.c (mips_build_va_list): Correct
1245 TREE_CHAIN setting when hard-float.
1246 (mips_va_start): Use corrected setting.
1247 (mips_va_arg): Likewise. Also pass a tree to build of
1248 POSTINCREMENT_EXPR rather than a naked 'int'.
1250 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
1252 * ggc.h (ggc_push_context): Fix comment.
1253 (ggc_pop_context): Likewise.
1254 (mark_string_if_gcable): Likewise.
1255 * ggc-common.c (ggc_mark_rtx_children): Use
1256 ggc_mark_string_if_gcable.
1257 * ggc-page.c (ggc_lookup_page_table): New function.
1258 (ggc_allocated_p): Likewise.
1259 (mark_obj): Fix formatting.
1260 (ggc_mark_string_if_gcable): New function.
1261 * ggc-simple.c (ggc_allocated_strings): New variable.
1262 (ggc_strings_used): Likewise.
1263 (ggc_compare_addresses): New function.
1264 (ggc_pop_context): Pop the `any' memory too.
1265 (ggc_mark_string_if_gcable): New function.
1266 (ggc_collect): Initialize and tear down ggc_allocated_strings.
1268 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
1270 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
1271 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
1272 * rs6000.c (expand_block_move): Match movstrsi_?reg register
1275 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
1277 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
1278 (sched_reg_live_length, sched_reg_basic_block): Delete.
1279 (current_block_num, bb_live_regs, old_live_regs): Delete.
1280 (dead_notes, struct sometimes): Delete.
1281 (sched_note_set, birthing_insn_p): Delete.
1282 (adjust_priority): Gut useless reg lifetime code.
1283 (create_reg_dead_note, attach_deaths): Delete.
1284 (attach_deaths_insn, new_sometimes_live): Delete.
1285 (finish_sometimes_live): Delete.
1286 (find_pre_sched_live, find_post_sched_live): Delete.
1287 (update_reg_usage): Delete.
1288 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
1289 (schedule_insns): Delete reg lifetime code.
1290 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
1291 (unlink_other_notes): Adjust REG_NOTE commentary.
1292 (reemit_notes): Use REG_SAVE_NOTE.
1293 (schedule_block): Likewise.
1294 (schedule_region): Allocate bitmap of blocks in region. Use
1295 count_or_remove_death_notes. Use update_life_info.
1297 * rtl.h (REG_SAVE_NOTE): New.
1298 * rtl.c (reg_note_name): Update.
1300 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
1302 * combine.c (refresh_blocks, need_refresh): New.
1303 (combine_instructions): Allocate refresh_blocks. Invoke
1304 update_life_info if needed.
1305 (distribute_notes): Mark refresh_blocks instead of installing
1307 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
1308 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
1310 * Makefile.in (recog.o): Depend on basic-block.h.
1312 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
1314 * genrecog.c (add_to_sequence): Thinko last change: delete
1315 shadowing allow_const_int variable.
1317 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1319 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
1320 __GNUC__ and __GNUC_MINOR__.
1322 * gansidecl.h: Likewise.
1328 * toplev.h: Likewise.
1334 * varray.c: Likewise.
1336 * varray.h: Likewise.
1338 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1340 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
1341 use one before a jump table.
1343 * rtl.def (ADDRESS): Change documentation to match reality.
1344 * md.texi: Don't document it.
1345 * gmicro.md (load address pattern): Use 'p' constraint, delete use
1348 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
1350 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
1352 * genrecog.c (add_to_sequence): Move allow_const_int test outside
1353 known predicate block; default allow_const_int true.
1354 (debug_decision_list): New.
1356 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
1358 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
1360 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
1362 * gcse.c (gcse_main): Avoid global optimizations if we have a
1363 large number of basic blocks and the ratio of edges to blocks
1365 (delete_null_pointer_checks): Likewise.
1367 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
1369 * c-common.c (check_format_info): Warn if format string isn't a
1372 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
1374 * configure.in (arm*-*-*): Don't let autoconf remove brackets
1375 * configure: regenerate
1377 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
1379 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
1380 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
1381 (peepholes): Re-enable.
1383 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
1385 * Makefile.in (flow.o): Depend on TREE_H.
1386 * basic-block.h (REG_SET_EQUAL_P): New.
1389 (free_regset_vector): Remove declaration.
1390 (flow_delete_insn_chain): Declare.
1391 (enum update_life_extent): New.
1392 (update_life_info, count_or_remove_death_notes): Declare.
1393 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
1394 Verify register live at bb->global_live_at_start before adding USE.
1395 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
1396 (CLEAN_ALLOCA): New.
1398 (PROP_*): New flags.
1399 (find_basic_blocks_1): Use alloc_EXPR_LIST.
1400 (clear_edges): Zero n_edges.
1401 (make_edge): Increment n_edges.
1402 (split_edge): Don't allocate bb->local_set. Increment n_edges.
1403 (flow_delete_insn_chain): Export.
1404 (delete_block): Decrement n_edges.
1405 (merge_blocks_nomove): Likewise.
1406 (life_analysis): Give life_analysis_1 PROP flags.
1407 (verify_wide_reg_1, verify_wide_reg): New.
1408 (verify_local_live_at_start): New.
1409 (update_life_info): Rewrite to call into propogate_block.
1411 (mark_regs_live_at_end): After reload, if epilogue as rtl,
1412 always mark stack pointer. Conditionally mark PIC register.
1413 After reload, mark call-saved registers, return regsiters.
1414 (life_analysis_1): Accept PROP flags not remove_dead_code.
1415 Call mark_regs_live_at_end before zeroing regs_ever_live.
1416 Use calculate_global_regs_live. Copy global_live_at_end before
1417 calling final propagate_block. Zero reg_next_use on exit.
1418 (calculate_global_regs_live): New.
1419 (allocate_bb_life_data): Don't allocate bb->local_set.
1420 (init_regset_vector, free_regset_vector): Remove.
1421 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
1422 Test flags before every operation. Warn if prologue/epilogue insn
1423 would have been deleted.
1424 (mark_set_regs, mark_set_1): Accept and use FLAGS.
1425 Use alloc_EXPR_LIST.
1426 (mark_used_regs): Accept and use FLAGS, not FINAL.
1427 Remove special handling for RETURN.
1428 (try_pre_increment): Use alloc_EXPR_LIST.
1429 (dump_flow_info): Dump n_edges.
1430 (unlink_insn_chain, split_hard_reg_notes): Remove.
1431 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
1432 (find_insn_with_note, new_insn_dead_notes): Remove.
1433 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
1434 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
1435 (replace_insns): Remove.
1436 (count_or_remove_death_notes): New.
1437 (verify_flow_info): Abort on error after all checks.
1438 (remove_edge): Decrement n_edges.
1439 (remove_fake_edges): Tweek format.
1440 * haifa-sched.c (schedule_insns): Use split_all_insns.
1441 * output.h (update_life_info): Remove declaration.
1442 * recog.c (split_all_insns): From the corpse of split_block_insns,
1443 do the whole function block by block. Use update_life_info.
1444 (recog_last_allowed_insn): New.
1445 (recog_next_insn): Mind it.
1446 (peephole2_optimize): Set it. Walk backwards through blocks.
1447 Use update_life_info.
1448 * rtl.h (update_flow_info, replace_insns): Remove declarations.
1449 (split_all_insns): Declare.
1450 * toplev.c (rest_of_compilation): Thread prologue before flow2.
1451 Use split_all_insns.
1453 * i386.md (or -1 peep2s): Disable.
1455 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
1457 * config/mips/mips.md (movstrsi+[123]) : Combine these into
1458 a single pattern. Scrap the 'd' versions as unnecessary.
1460 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
1461 tablejump_mips162,tablejump_internal4): The operands to a
1462 label_ref must be VOIDmode.
1464 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1466 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
1468 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1470 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
1472 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
1474 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
1475 cache every function if ggc_p.
1477 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1479 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
1480 instead of copy_rtx. Accept sequences that contain asm statements.
1481 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
1482 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
1483 orig_asm_operands_vector, copy_asm_operands_vector,
1484 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
1486 * rtl.h (copy_insn, copy_insn_1): Declare.
1488 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1490 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
1492 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
1493 arguments to `current_file_function_operand'.
1495 * genrecog.c: Include hard-reg-set.h and resource.h in the
1496 generated output file.
1498 * real.c: Include tm_p.h.
1500 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1502 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
1505 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
1507 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
1508 before the fctiwz insn.
1510 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1511 Mark Mitchell <mark@codesourcery.com>
1513 * tree.c (make_lang_type_fn): New funtion pointer.
1514 (make_lang_type): Call it.
1515 * tree.h (make_lang_type): Declare.
1516 (make_lang_type_fn): Likewise.
1517 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
1519 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
1521 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
1522 make sure that HIGH instructions are copied into BASE_REGS.
1524 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
1526 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
1528 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
1530 * c-decl.c (finish_struct): Use simpler method of
1531 removing elements of a singly-linked list.
1533 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
1535 * alpha.md (peephole2's): Comment out peephole2's that generate
1538 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
1540 * genrecog.c (add_to_sequence): Disable mode check for
1543 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1545 * ggc-simple.c (init_ggc): Set empty_string.
1547 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
1549 * configure.in: Detect mmap. Add --with-gc=foo to select
1550 garbage collector; default to page if mmap available.
1551 * Makefile.in (GGC): Substitute.
1553 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
1555 * c-decl.c (ggc_p): Enable.
1557 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1559 * flow.c (verify_flow_info): Make it extern & unconditionally define.
1561 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
1563 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
1564 string for little-endian-data.
1566 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
1568 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
1569 case somebody tries to compile --enable-checking code with gcc
1572 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
1574 * genrecog.c (add_to_sequence): Verify operand to label_ref is
1577 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
1579 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
1580 * jump.c (jump_optimize_1): Document why.
1582 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1584 * collect2.c (scan_prog_file, scan_libraries): Prototype function
1585 pointers and casts for `int_handler' and `quit_handler'.
1587 * flow.c (verify_flow_info, split_hard_reg_notes,
1588 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
1589 remove_edge, remove_fake_successors): Add static prototypes.
1590 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
1591 (mark_set_1): Initialize variable `regno'.
1592 (unlink_insn_chain): Likewise for variable `curr'.
1593 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
1595 * loop.c (strength_reduce): Initialize variable
1596 `unrolled_insn_copies'.
1597 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
1598 prototypes. Change these functions to take const PTR parameters
1599 to avoid prototype conflict when used as the comparson argument
1601 (check_dbra_loop): Initialize variable `comparison_val'.
1603 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
1604 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
1605 (find_valid_class): Initialize variable `best_class'.
1606 (find_reloads): Call memcpy, not bcopy.
1608 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
1609 (hard_reg_use_compare): Don't needlessly cast away const.
1610 (reload_reg_class_lower): Likewise.
1611 (choose_reload_regs): Initialize variable `regno'.
1613 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
1615 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
1617 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
1619 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
1620 ({,d}discard): Add forward declarations. Declare parameter as
1622 (main_without_main): Explicitly declare return type to be int.
1623 (memcpy): Properly declare.
1625 * libgcc2.c (toplevel): If inhibit_libc is defined and not
1626 building the trampoline support, declare malloc, free, and
1628 (__clear_cache): Mark arguments as potentially unused.
1630 * frame.c (toplevel): If inhibit_libc is defined, declare
1633 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
1635 * flow.c (make_edge): Accept an optional 2D bitmap in which
1636 to cache edge existence. Update all callers.
1637 (make_label_edge, make_eh_edge): Pass through the edge cache.
1638 (make_edges): Provide the cache.
1640 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1642 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
1644 (local_mbtowc): Change the type of variable `i' from int to size_t.
1646 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
1647 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
1649 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
1651 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
1652 after other includes that define the appropriate types. Include
1653 tm_p.h for getting user prototypes.
1654 * ggc-callbacks.c (toplevel): Ditto.
1655 * ggc-none.c (toplevel): Ditto.
1656 * gcc-page.c (toplevel): Ditto.
1657 * ggc-simple.c (toplevel): Ditto.
1659 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
1660 Jonathan Larmour <jlarmour@cygnus.co.uk>
1662 * config/mips/mips.c (mips_move_2words): Split doubles if
1663 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
1665 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
1667 * genrecog.c (struct decision_test): New.
1668 (struct decision): Remove test-related members, sort the rest by size.
1669 (IS_SPLIT): Simplify.
1670 (new_decision, new_decision_test): New.
1671 (add_to_sequence): Use them. No special handling for args of
1673 (maybe_both_true): Renamed from not_both_true; return sense changed.
1674 (maybe_both_true_1, maybe_both_true_2): New. Broken out
1675 of maybe_both_true and adjusted for decision_test.
1676 (position_merit): Remove.
1677 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
1678 (merge_accept_insn): New, broken out of merge_trees.
1679 (merge_trees): Use them. No special case for c_test; no node
1680 splitting; use test type instead of position_merit.
1681 (factor_tests): New.
1682 (simplify_tests): New.
1683 (break_out_subroutines): Don't write code now.
1684 (find_afterward): New.
1685 (write_afterward, write_switch, write_cond): New.
1686 (write_action, is_unconditional): New.
1687 (write_node): New. Use them.
1688 (write_tree_1): Rewrite. Use the new functions above.
1689 (write_tree): Remove afterward processing.
1690 (write_subroutine): Simplify function variant emission.
1691 (write_subroutines): New.
1692 (same_codes, clear_codes): Remove.
1693 (same_modes, clear_modes): Remove.
1694 (write_header): New, broken out of main.
1695 (make_insn_sequence): Use new_decision and new_decision_test.
1696 (process_tree): New, broken out of main.
1697 (main): Adjust for merge_trees interface change.
1698 Don't #define operands in the output file.
1699 (record_insn_name): New, broken out of make_insn_sequence.
1700 (debug_decision_2, debug_decision_1, debug_decision_0): New.
1701 (debug_decision): New.
1703 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
1705 * resource.c (find_free_register): Mark class_str argument const.
1706 * resource.h: Update prototype to match.
1708 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
1709 * i386.md: Give all anonymous insns names.
1711 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
1713 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
1716 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
1718 * toplev.c (dbr_sched_time): Unconditional.
1719 (peephole2_time): New.
1720 (compile_file): Add pass numbers to all of the dump file suffixes.
1721 Dump peephole2_time. Don't dump times for non-applicable passes.
1722 (rest_of_compilation): Add pass numbers to dump file suffixes.
1723 Conditionalize calls to the scheduler.
1724 * invoke.texi: Update.
1726 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
1728 * flow.c (make_edges): Fix insn iteration.
1729 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
1730 (find_basic_blocks_1): Fix spelling mistake.
1732 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
1734 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
1735 always have side-effects. Use memset not bzero.
1736 (make_node): Likewise.
1738 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
1740 * stmt.c (expand_anon_union_decl): When any of the elements of the
1741 union is addressable, so is the entire union.
1743 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
1745 * sbitmap.c (sbitmap_ones): Don't set too many bits.
1747 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
1748 * bitmap.c (bitmap_operation): Return true iff TO changed.
1749 (bitmap_equal_p): New.
1750 (bitmap_bit_p): Tidy arithmetic.
1751 (debug_bitmap_file): Likewise.
1753 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
1755 * toplev.c (rest_of_compilation): Turn on cse_not_expected
1756 before cse2 instead of after.
1758 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
1760 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
1763 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1765 * cppinit.c (is_idchar initializer): Loosen tests to accept
1768 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
1770 * mips.md: Define conditional move patterns for floating point
1771 operands and DI mode conditions.
1773 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
1775 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
1776 always have side-effects.
1778 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
1780 * mn10200.c (asm_file_start): Fix typo.
1782 * cppinit.c (is_idchar initializer): Tighten tests for when
1783 to put the table into initialized memory.
1785 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
1786 not an array of rtunion.
1787 * gcc-page.c (ggc_alloc_rtvec): Similarly.
1788 * gcc-simple (ggc_free_rtvec): Similarly.
1790 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
1793 * mbchar.h: Add missing #endif.
1795 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
1796 (FPBIT, DPBIT): Define.
1798 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1800 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
1802 * profile.c (instrument_arcs, output_gcov_string,
1803 tablejump_entry_p): Add static prototypes.
1804 (output_gcov_string): Constify a char*.
1806 * regmove.c (replacement_quality, fixup_match_2): Add static
1809 * resource.h (reg_dead_p): Add extern prototype.
1811 * rtl.c (trim_filename): Add static prototype.
1813 * scan-decls.c (skip_to_closing_brace): Likewise.
1815 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
1816 (expand_end_case): Initialize variable `range'.
1817 (emit_case_nodes): Remove unused prototype `rtx_fn'.
1819 * varasm.c (asm_emit_uninitialised): Add static prototype.
1820 (asm_emit_uninitialised, assemble_variable): Mark parameter with
1823 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1825 * cpplib.c (if_directive_nameo): Add static prototype.
1827 * cse.c (cse_insn): Remove unused variable `p'.
1829 * except.c (create_rethrow_ref, push_entry,
1830 receive_exception_label, new_eh_region_entry, find_func_region,
1831 clear_function_eh_region, process_nestinfo): Add static prototypes.
1832 (get_reg_for_handler): Hide definition.
1833 (process_nestinfo): Initialize variable `extra_handlers'.
1835 * expr.h (expand_builtin_longjmp): Add extern prototype.
1837 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
1839 * function.c (prepare_function_start): Likewise.
1840 (pop_function_context_from): Mark parameter `context' with
1842 (push_temp_slots_for_block, flush_addressof): Hide definition.
1844 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
1845 solve_program_flow_graph, calculate_branch_probs,
1846 function_summary, main, fancy_abort): Add prototypes.
1848 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
1849 (add_hash): Constify a char*.
1851 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
1852 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
1853 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
1855 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
1857 * lists.c (free_list, zap_lists): Likewise.
1859 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1861 * alias.c (nonlocal_reference_p): Add static prototype.
1863 * bitmap.c (bitmap_element_allocate): Prototype args in function
1866 * builtins.c (stabilize_va_list): Add static prototype.
1867 (expand_builtin_va_arg): Constify a char*.
1869 * c-lex.c (getch, put_back, extend_token_buffer_to,
1870 read_line_number, token_getch, token_put_back): Add static
1873 * c-parse.gperf (hash, is_reserved_word): Likewise.
1875 * cccp.c (is_dir_separator): Likewise.
1877 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1879 * graph.h: New file to prototype functions exported by graph.c.
1881 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
1883 * graph.c: Include graph.h.
1885 * toplev.c: Likewise. Remove redundant prototypes.
1887 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
1889 * invoke.texi: Removed duplicated description for -Q.
1891 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
1893 * extend.texi: Grammar fix in __extension__ text.
1895 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
1897 * md.texi (define_peephole2): New section.
1899 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
1901 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
1902 (mov $-1 to or peepholer): Enable for pentium when optimizing for
1905 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
1907 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
1909 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
1911 * i386.md (ffs expander): Emit Pentium friendly code for
1914 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
1916 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
1920 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1922 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
1924 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
1926 * config/m68k/m68k.c (use_return_insn): Return false if the pic
1929 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1931 * md.texi (No Constraints): Delete section.
1932 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
1933 * final.c (final_scan_insn): We always have register constraints.
1934 * genattrtab.c: Don't include "insn-config.h".
1935 (write_attr_case): We always have register constraints.
1936 * genconfig.c (register_constraint_flag): Delete.
1937 (walk_insn_part): Don't check whether we have register constraints.
1938 (main): Don't write out "#define REGISTER_CONSTRAINTS".
1939 * genoutput.c (have_constraints): Delete.
1940 (main): Don't set it.
1941 (output_operand_data): We always have constraints.
1942 (scan_operands): Likewise.
1943 (compare_operands): Likewise.
1944 * local-alloc.c (block_alloc): We always have constraints.
1945 (requires_inout): Always compile this function.
1946 * recog.c (extract_insn): We always have constraints.
1947 (constrain_operands, reg_fits_class_p): Always compile these
1949 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
1951 (struct insn_operand_data): Likewise.
1952 * regclass.c (regclass): We always have constraints.
1953 (record_reg_classes, copy_cost, record_address_regs,
1954 auto_inc_dec_reg_p): Always compile these functions.
1955 * regmove.c (regmove_optimize): We always have constraints.
1956 * reload.c (find_reloads): Likewise.
1957 * reload1.c (reload): Likewise.
1958 (reload_cse_simplify_operands): Likewise.
1959 * i860.c (output_delay_insn): Likewise.
1961 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
1963 * iris6.h (BUILD_VA_LIST_TYPE): Define.
1965 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1967 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
1968 for the va_list record.
1970 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
1972 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
1975 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
1977 * alias.c: Include insn-flags.h.
1978 * Makefile.in (alias.o): Update.
1980 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
1982 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
1983 to LTU and GEU. Handle more cases using sbb.
1985 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
1987 * i386.md (truncatexfdf splitters): Do not use subreg.
1988 (fop XFmode patterns): Fix mode in operand testing.
1990 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
1992 * jump.c (jump_optimize_1): Amend last change to test only the
1993 form of the operand, not the insn.
1995 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
1996 not register_operand to determine when B may need preloading.
1998 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
2000 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
2001 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
2002 (call-value patterns): Move to end of file.
2003 (*): Remove mode from label_ref in (pc) context.
2004 (movstrqi): Use memory not general_operand for BLKmode operands.
2005 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
2006 to register_operand operands.
2007 (peep2 patterns): Convert from commented-out peephole patterns.
2009 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2011 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
2012 to BUILT_IN_INIT_DWARF_REG_SIZES.
2013 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
2014 Renamed from BUILT_IN_DWARF_REG_SIZE; call
2015 expand_builtin_init_dwarf_reg_sizes.
2016 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
2017 with __builtin_init_dwarf_reg_size_table.
2018 * dwarf2out.c (struct reg_size_range): Delete.
2019 (expand_builtin_init_dwarf_reg_sizes): New function.
2020 (expand_builtin_dwarf_reg_size): Delete.
2021 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
2022 (expand_builtin_dwarf_reg_size): Don't declare.
2023 * libgcc2.c (dwarf_reg_size_table_initialized): New.
2024 (dwarf_reg_size_table): New.
2025 (init_reg_size_table): New function.
2026 (copy_reg): Use dwarf_reg_size_table.
2027 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
2030 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
2032 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
2033 Correctly build argument list to constructor and destructor functions.
2035 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
2037 * c-tree.h (warn_float_equal): Declare.
2038 * c-decl.c (warn_float_equal): Define.
2039 (c_decode_option): Recognize -W[no-]float-equal.
2040 * c-typeck.c (build_binary_op): Conditionally warn
2041 about equality tests of floating point types.
2042 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
2043 * invoke.texi: Add docs for -Wfloat-equal warning.
2045 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
2047 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
2048 generating RTL directly.
2049 * mips.h (INIT_TARGET_OPTABS): Likewise.
2050 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
2052 * expr.h (init_mov_optab): Delete declaration
2054 * h8300.c (WORD_REG_USED): Update to avoid useless register
2055 saves in interrupt functions and functions which never return.
2057 * cse.c (struct set): Delete inner_dest_loc field.
2058 (cse_insn): Remove assignments to inner_dest_loc field.
2060 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
2062 * ggc-page.c: Don't include <unistd.h> etc taken care of
2063 by "system.h". Include <sys/mman.h> afterward.
2065 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
2067 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
2070 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
2072 * xcoffout.c (xcoffout_declare_function): Add documentation.
2073 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
2074 TARGET_64BIT. Compare constant to -1, not bit pattern.
2075 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
2076 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
2079 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
2081 * dwarf2out.c (add_abstract_origin_attribute): Abort if
2083 (gen_inlined_enumeration_type_die): Do not abort if the type has
2084 not been writeen out.
2085 (gen_inlined_structure_type_die): Do not abort if the type has
2086 not been writeen out.
2087 (gen_inlined_union_type_die): Do not abort if the type has
2088 not been writeen out.
2089 (gen_tagged_type_instantiation_die): Do not abort if the type
2090 has not been written out.
2092 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2094 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
2096 * reg-stack.c (straighten_stack): Copy hard reg set with
2099 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
2101 * builtins.c (stabilize_va_list): Stabilize array type va_list
2102 to a pointer type, not the base record type.
2103 (expand_builtin_va_copy): Dereference the pointers explicitly;
2104 use the correct size for the copy.
2106 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
2107 (rs6000_va_arg): Likewise.
2109 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
2111 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
2113 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
2115 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
2117 (DECL_BUILT_IN_CLASS): Adjust accordingly.
2119 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
2121 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
2122 (init_ggc): Use it instead of a constant.
2123 (ggc_collect): Bound allocated_last_gc by it.
2125 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
2127 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
2130 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
2132 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
2133 (mips*-*-openbsd*): Let big endian configuration be a fragment.
2135 * config/mips/openbsd.h: New, OpenBSD little endian target.
2136 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
2137 * config/mips/xm-openbsd.h: New, OpenBSD host.
2139 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
2141 * config/m68k/m68k.c (output_function_prologue,
2142 output_function_epilogue): Use
2143 current_function_uses_pic_offset_table instead of regs_ever_live
2144 to decide whether to save/restore pic register.
2145 (legitimize_pic_address): Don't modify regs_ever_live any more.
2147 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
2149 * function.h (struct function): Add x_dont_save_pending_sizes_p.
2150 * stor-layout.c (variable_size): Don't add sizes to the pending
2151 sizes list if x_dont_save_pending_sizes_p is set.
2153 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
2155 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
2156 for symbolic_operand().
2157 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
2159 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2161 * combine.c (gen_rtx_combine): Add missing call to va_end().
2163 * final.c (asm_fprintf): Likewise.
2165 * genattrtab.c (attr_rtx): Likewise.
2167 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
2169 * cse.c: Update comments.
2170 (cse_insn): When converting a conditional/computed jump into
2171 an unconditional jump, always make sure a BARRIER immediately
2172 follows the converted jump. Do not delete unreachable code.
2173 (cse_basic_block): Do not delete unreachable code.
2174 * toplev.c (rest_of_compilation): Move call to
2175 delete_trivially_dead_insns after the conditional call to
2178 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2180 * collect2.c (make_temp_file): Don't prototype.
2182 * gcc.c (make_temp_file): Likewise.
2184 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
2186 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
2188 * varasm.c (asm_emit_uninitialised): New function: Generate
2189 the assembler statements necessary to declare an uninitialised
2191 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
2193 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
2194 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
2196 (assemble_variable): Use asm_emit_uninitialised to emit an
2197 uninitialised variable.
2199 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
2201 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
2202 constant on a 64 bit host. Patch supplied by Geoffrey Keating
2203 <geoffk@cygnus.com>.
2205 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2207 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
2208 * c-common.h (builtin_function): Don't declare.
2210 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
2212 (pushdecl): Likewise.
2213 (finish_decl): Likewise.
2214 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
2215 int. All callers changed.
2216 Set the builtin's DECL_BUILT_IN_CLASS.
2217 * tree.h (enum built_in_class): New.
2218 (enum built_in_function): Delete NOT_BUILT_IN.
2219 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
2221 (DECL_SET_FUNCTION_CODE): Likewise.
2222 (DECL_BUILT_IN_CLASS): New macro.
2223 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
2224 (struct tree_decl): Split builtin function code field into a
2226 (builtin_function): Declare.
2228 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
2230 * optabs.c (init_traps): Fix typo in last change.
2232 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
2234 * toplev.c (rest_of_decl_compilation): Update comment.
2236 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2238 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
2239 in .sbss if appropriate.
2240 (EXTRA_SECTION_FUNCTIONS): Add sbss.
2241 (SBSS_SECTION_ASM_OP): New macro.
2242 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
2243 (EXTRA_SECTIONS): Add in_sbss.
2244 * config/mips/mips.h: Prototype sbss_section.
2246 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
2248 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
2251 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
2253 * optabs.c (init_traps): Register trap_rtx as a GC root.
2255 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2257 * config/mips/mips.c (function_arg_pass_by_reference): Define
2258 unconditionally, since it's called unconditionally.
2260 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2262 * toplev.c (documented_lang_options): Add -fshort-wchar.
2263 * c-decl.c (c_decode_option): Likewise.
2264 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
2266 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
2267 * gcc.c (default_compilers): If -fshort-wchar,
2268 override __WCHAR_TYPE__.
2269 * tm.texi (C Dialect Options): Add -fshort-wchar.
2271 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
2272 symbol for a variable.
2274 * cpplib.h (CPP_PREPROCESSED): New macro.
2275 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
2276 we're seeing this input for a second time.
2278 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
2280 * emit-rtl.c (init_emit_once): Initialize modes first.
2282 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
2284 * config/i386/i386.c (pic_label_name): Change to char pointer.
2285 (global_offset_table): New variable.
2286 (load_pic_register): Fill global_offset_table if it hasn't
2287 already been done. Allocate pic_label_name dynamically.
2288 * ggc.h (empty_string): New variable.
2289 * ggc-simple.c (empty_string): Likewise.
2290 (init_ggc): Allocate empty_string and add as root.
2291 * stmt.c (digit_strings): New variable.
2292 (init_stmt): Add last_block_end_note as root. Allocate and
2293 initialize digit_strings.
2294 (expand_asm_operands): Use empty_string instead of string
2295 constant. Use digit_strings instead of string constants.
2296 * profile.c (init_arc_profiler): Allocate string with
2297 ggc_alloc_string instead of xmalloc.
2298 (output_func_start_profiler): Likewise.
2299 * c-typeck.c (digest_init): Check if init is error_mark_node.
2301 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
2302 Richard Henderson <rth@cygnus.com>
2304 * ggc-page.c: New file.
2305 * Makefile.in (ggc-page.o): New.
2307 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
2309 * invoke.texi: Document -fdelete-null-pointer-checks
2310 * toplev.c (flag_delete_null_pointer_checks): New.
2311 (f_options): Add entry for -fdelete-null-pointer-checks.
2312 (rest_of_compilation): Conditionalize null pointer check
2313 elimination on flag_delete_null_pointer_checks.
2314 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
2316 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
2318 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
2319 copyright notice and special exception to GPL.
2321 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2323 * abi64.h (mips_function_value): Add prototype arguments.
2325 * mips-protos.h: New file with mips prototypes.
2327 * mips.c: Include "tm_p.h".
2328 (mktemp, lookup_name): Add prototype arguments.
2329 (extern_list, string_constant, mips_fill_delay_slot,
2330 mips_output_external, mips_output_external_libcall,
2331 mips_output_filename, mips_declare_object, function_prologue,
2332 mips_expand_prologue, function_epilogue, mips16_constant,
2333 build_mips16_function_stub, mips_output_conditional_branch):
2335 (mips_va_start): Remove unused variable `u'.
2336 (mips_va_arg): Cast value to unsigned when comparing against one.
2338 (save_restore_insns, mips_expand_prologue): Add missing arg in
2339 call to `large_int'.
2341 * mips.h: Move prototypes to mips-protos.h.
2342 (data_section, memory_address_p, rdata_section,
2343 readonly_data_section, simple_epilogue_p, text_section): Delete
2344 prototypes delcared elsewhere.
2345 (mips_epilogue_delay_slots, print_options): Delete unused decls.
2347 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
2349 * mips.md: Delete extra args in call to `mips_move_2words'.
2351 * xm-iris6.h (alloca): Add prototype argument.
2353 * genpeep.c: Include "tm_p.h" in generated output file.
2355 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2357 * basic-block.h (find_edge_index): Change parameters.
2358 * flow.c (verify_edge_list): Pass basic_block parameters to
2359 find_edge_index instead of integers.
2361 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
2363 * combine.c (simplify_comparison): Use an unsigned shift to adjust
2366 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
2368 * gcc.1: Fix a formatting error.
2370 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2372 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
2373 i786, mn10200, mn10300, pdp11, v850.
2375 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
2377 * libgcc2.c (num_digits): Add prototype with
2378 __attribute__((const)).
2379 (__terminate): Add prototype.
2381 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
2383 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
2385 * alpha/alpha.c (print_operand): Fix type of `code'.
2386 (alpha_output_filename): Constify.
2387 * alpha/alpha.h: Move all function declarations ...
2388 * alpha/alpha-protos.h: ... here. New file.
2389 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
2390 (SECTION_FUNCTION_TEMPLATE): Likewise.
2392 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2394 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
2395 * expr.c (expand_expr): Likewise.
2396 (do_jump): Likewise.
2397 (do_store_flag): Pass ccp_store_flag to can_compare_p.
2398 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
2400 (enum can_compare_purpose): New.
2401 (can_compare_p): Adjust prototype.
2402 (prepare_cmp_insn, prepare_operand): Declare.
2403 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
2404 * optabs.c (cmp_available_p): Deleted.
2405 (expand_abs): Pass ccp_jump to can_compare_p.
2406 (can_compare_p): New arg PURPOSE. Check for combined optabs.
2407 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
2408 Call can_compare_p rather than cmp_available_p.
2409 (prepare_operand): No longer static.
2410 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
2411 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
2412 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
2413 sequence to use emit_cmp_and_jump_insns.
2414 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
2416 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
2418 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
2419 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
2420 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
2421 (plus (reg) (const_int 0))
2422 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
2424 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
2426 * rs6000.c (expand_block_move): DImode loads and stores require
2427 word-aligned displacements. Increment address registers with
2428 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
2430 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
2432 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
2433 is no name for the base type, rather than segfault. If we are
2434 writing out a complex integer type, use DW_ATE_lo_user.
2436 * expr.c (emit_move_insn_1): If we are copying a complex that fits
2437 in one word or less (complex char, complex short, or on 64 bit
2438 systems complex float) to/from a hard register, copy it through
2439 memory instead of dying in gen_{real,imag}part. If we have a
2440 short complex type, prevent inlining since it allocates stack
2443 * tree.c (build_complex_type): If we are writing dwarf2 output,
2444 generate a name for complex integer types.
2446 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2448 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
2449 * flow.c (remove_edge): Remove extra whitespace.
2450 (remove_fake_edges): Fix comment.
2451 (add_noreturn_fake_exit_edges): Use the correct name.
2453 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
2455 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
2456 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
2457 (clean): Depend on INTL_CLEAN.
2458 (maintainer-clean): Adjust.
2460 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2462 * configure.in (AC_PREREQ): Bump to 2.13.
2463 (AC_C_STRINGIZE): Call this instead of using a custom macro.
2465 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
2467 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
2469 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
2471 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
2472 (HAVE_STRINGIZE): Define.
2474 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
2476 * c-parse.in: save and restore warn_pointer_arith on __extension__
2477 along with pedantic.
2478 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
2479 Set the type of extension to itype rather than $<itype>1 kludge.
2480 * extend.texi (Alternate Keywords): Adjust documentation.
2481 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
2483 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
2485 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
2486 most assembler templates.
2488 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
2489 FP loads and stores.
2490 (following_call): Always return zero for the PA8000.
2491 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
2492 FP loads and stores.
2493 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
2495 * pa.h (BRANCH_COST): Define.
2497 * pa.md (return, return_internal): Use bve for PA2.0.
2499 * pa.md (fused multiply): Add variants which reduce height for the
2500 fused multiply, but which still generate 2 insns.
2501 (fnegabs): Similarly.
2503 * pa.md (subsi3): Turn into an expander. Create two anonymous
2504 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
2505 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
2507 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
2509 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
2511 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
2512 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
2514 * regclass.c (init_regs): Add "top_of_stack" as a garbage
2517 * flow.c (record_active_eh_regions): Terminate loop after finding
2518 the last insn in the last basic block.
2520 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2522 * config/c4x/c4x.md: Delete parallel instruction peepholes.
2524 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2526 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
2528 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2530 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
2531 splitting to not use output template.
2533 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2535 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
2536 * config/c4x/c4x.c (c4x_va_start): New function.
2538 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
2540 * genrecog.c (not_both_true): Handle correctly cases when called for
2541 tests with different positions in the insn.
2543 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2545 * machmode.h (HOST_PTR_PRINTF): Move from here ...
2547 * system.h (HOST_PTR_PRINTF): ... to here.
2549 * mips-tfile.c: Don't include machmode.h.
2551 * Makefile.in (MACHMODE_H): New variable. Update to use it.
2552 (mips-tfile.o): Don't depend on machmode.h.
2554 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2556 * haifa-sched.c (sched_analyze): Rename local variable `region' to
2557 avoid conflicts with typedef struct `region' at the top level scope.
2559 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
2561 * basic-block.h (basic_block): Add eh_beg, eh_end.
2562 * flow.c (entry_exit_blocks): Update.
2563 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
2565 (find_basic_blocks_1): Don't record eh_list at each bb. Use
2566 lists.c functions to allocate insn lists.
2567 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
2569 (make_eh_edge): ... here. New.
2570 (move_stray_eh_region_notes): New.
2571 (record_active_eh_regions): New.
2572 (delete_unreachable_blocks): Split out block merging ...
2573 (try_merge_blocks): ... here. New.
2574 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
2575 Dump debugging data.
2576 (merge_blocks_move_successor_nojumps): Likewise.
2577 (merge_blocks): Use eh_beg+eh_end to validate block movement.
2579 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
2581 * extend.texi (Bound member functions): Document unbound pmf
2584 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2586 * flow.c (split_edge): Handle insertion on a fallthrough edge which
2587 has the EXIT_BLOCK as a dest.
2589 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2591 * flow.c (remove_edge): New function to remove an edge from the
2593 (remove_fake_successors): New function to remove fake successor edges.
2594 (remove_fake_edges): New function to remove all fake edges from the
2596 (add_fake_exit_edges): New function to add fake edges from all blocks
2597 with no successors to the exit block.
2598 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
2599 prototypes for new functions.
2601 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
2603 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
2604 Use Pmode to determine whether to output .dword or .word.
2606 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
2608 * tree.c (built_in_filename): New variable.
2609 (BUILT_IN_FILENAME): New macro.
2610 (init_tree_codes): Allocate built_in_filename.
2611 (make_node): Use built_in_filename instead of string constant.
2613 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
2615 * configure.in: Add fr30 target.
2616 * configure: Regenerate.
2617 * config/fr30: New directory.
2618 * config/fr30/crti.asm: New file.
2619 * config/fr30/fr30.c: New file.
2620 * config/fr30/crtn.asm: New file.
2621 * config/fr30/fr30.h: New file.
2622 * config/fr30/fr30.md: New file.
2623 * config/fr30/lib1funcs.asm: New file.
2624 * config/fr30/t-fr30: New file.
2625 * config/fr30/xm-fr30.h: New file.
2627 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
2629 * flow.c (merge_blocks_move_successor_nojumps): Delete the
2630 BARRIER at the end of the successor, not the BARRIER before
2633 * pa.c (pa_add_gc_roots): Fix thinko in last change.
2635 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
2637 * stmt.c (any_pending_cleanups): Don't crash when
2638 current_function->stmt is unset.
2640 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2642 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
2643 other initializations that may use it for relative offsets.
2645 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2647 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
2648 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
2649 * config/i386/sol2dbg.h: Removed.
2650 * config/i386/sol2gas.h: New file, to enable gas work-around.
2651 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
2652 Don't use sol2dbg.h.
2653 * configure: Rebuilt.
2655 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
2657 * invoke.texi (-fthis-is-variable): Remove documentation.
2659 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
2661 * basic-block.h (compute_bb_for_insn): Declare.
2662 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
2663 to use; set size of basic_block_for_insn directly.
2664 (find_basic_blocks): Update.
2666 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2668 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
2670 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2672 * crtstuff.c (ON_EXIT): Delete empty macro definition.
2673 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
2675 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
2677 * c-decl.c (c_decode_option): Extend comment.
2679 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
2681 * toplev.c (progname): Make 'const char *'
2682 (flag_print_mem): Move out of main.
2683 (version_flag): Move out of main.
2684 (filename): Move out of main.
2685 (debug_args): Remove g prefix from options.
2686 (documented_lang_options): Remove cpplib specific options.
2687 (display_help): Add g prefix to debug options.
2688 (check_lang_option): Delete this function.
2689 (decode_d_option): New function: Decode -d... option.
2690 (decode_f_option): New function: Decode -f... option.
2691 (decode_W_option): New function: Decode -W... option.
2692 (decode_g_option): New function: Decode -g... option.
2693 (independent_decode_option): New function: Decode a language
2694 independent command line option.
2695 (main): Invoke lang_decode_option and then
2696 independent_decode_option on each command line option in
2699 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
2701 Revert this change. Gavin's patch to operand_equal_p is a better fix.
2702 * fold-const.c (fold_range_test): Do not try to fold the range
2703 test if the rhs or lhs has side effects.
2705 * basic-block.h (compute_flow_dominators): Declare.
2707 * gcse.c (alloc_code_hoist_mem): New function.
2708 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
2709 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
2710 (hoist_code, one_code_hoisting_pass): Likewise.
2711 (gcse_main): If optimizing for size, then hoist expressions
2712 computed in multiple dominated basic blocks.
2714 * gcse.c (invalid_nonnull_info): New function.
2715 (delete_null_pointer_checks): Likewise.
2716 * rtl.h (delete_null_pointer_checks): Declare.
2717 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
2719 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
2720 (merge-blocks_move_successor_nojumps): Likewise.
2721 (merge_blocks): Allow merging of some blocks, even if it requires
2722 physical movement of the blocks, but not if it requires new jumps.
2724 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
2725 Callers and prototype changed.
2726 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
2728 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2730 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
2731 -YP when both -p and -pg are present. From i386/sol2.h.
2733 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2735 * Makefile.in (distclean): Delete tm_p.h.
2736 * configure.in: Create a new file, "tm_p.h", from a list in
2737 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
2738 "i386/i386-protos.h".
2740 * alias.c: Include "tm_p.h".
2741 * c-typeck.c: Likewise.
2742 * calls.c: Likewise.
2744 * emit-rtl.c: Likewise.
2745 * explow.c: Likewise.
2746 * expmed.c: Likewise.
2748 * final.c: Likewise.
2750 * fold-const.c: Likewise.
2751 * function.c: Likewise.
2753 * global.c: Likewise.
2754 * haifa-sched.c: Likewise.
2755 * integrate.c: Likewise.
2757 * local-alloc.c: Likewise.
2759 * optabs.c: Likewise.
2760 * recog.c: Likewise.
2761 * reg-stack.c: Likewise.
2762 * regclass.c: Likewise.
2763 * regmove.c: Likewise.
2764 * reload.c: Likewise.
2765 * reload1.c: Likewise.
2766 * reorg.c: Likewise.
2767 * resource.c: Likewise.
2769 * stor-layout.c: Likewise.
2770 * toplev.c: Likewise.
2772 * unroll.c: Likewise.
2773 * genattrtab.c (main): Make generated file include "tm_p.h".
2774 * genemit.c (main): Likewise.
2775 * genoutput.c (main): Likewise.
2776 * genrecog.c (main): Likewise.
2778 * i386.h: Delete all prototypes.
2779 * i386.c: Include "tm_p.h".
2780 (ix86_attr_length_default): Call constant_call_address_operand
2781 with correct number of arguments.
2782 * i386-protos.h: New file.
2783 * i386.md (unnamed patterns): Call constant_call_address_operand
2784 with correct number of arguments.
2785 (exception_receiver): Call load_pic_register with correct number
2788 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
2790 * c-pragma.c (mark_align_stack): Dereference the void* properly.
2792 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
2794 * rtl.h (insns_safe_to_move_p): New function.
2795 * loop.c (find_and_verify_loops): Use it.
2796 * rtlanal.c (insns_safe_to_move_p): Define it.
2798 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
2800 * c-pragma.c: Include ggc.h.
2801 * Makefile.in (c-pragma.o): Update.
2803 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2805 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
2806 (LIB_SPEC): Likewise.
2807 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
2808 Reindent -YP/-p/-pg.
2809 Copied from config/sparc/sol2.h.
2811 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
2813 * c-pragma.c (mark_align_stack): New.
2815 * c-pragma.h (init_pragma): Declare it.
2816 * c-lex.c (init_parse): Call it.
2818 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2820 * configure.in: Pick up thread library on Solaris/x86 just
2821 like on Solaris/sparc.
2822 * configure: Rebuilt.
2824 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
2826 * rtl.h (global_rtx_index): New enum.
2827 (global_rtl): Change to array of rtx.
2828 (pc_rtx, cc0_rtx): Redefine accordingly.
2829 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
2830 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
2831 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
2832 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
2833 (const_int_rtx): Change to array of rtx.
2834 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
2836 * emit-rtl.c (global_rtl): Change to array of rtx.
2837 (const_int_rtx): Change to aray of rtx.
2838 (gen_rtx_CONST_INT): Redefine accordingly.
2839 (init_emit_once): Allocate and initialize global_rtl. Likewise
2840 for const_int_rtx. Add both as GC roots.
2841 * genattrtab.c (global_rtl): Update declaration.
2843 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
2845 * Makefile (USER_H): Add iso646.h back.
2847 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
2849 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
2850 zapping the LOG_LINKS of sched_before_next_call.
2852 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
2853 * pa.c (insn_refs_are_delayed): Renamed from
2854 insn_sets_and_refs_are_delayed.
2856 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
2858 * functiion.h (struct function): Add x_whole_function_mode_p.
2859 (retrofit_block): Declare.
2860 * function.c (retrofit_block): New function.
2861 (identify_blocks): Add assertions. Allow an incomplete set of
2862 block notes if we're still generating code for the function.
2863 * integrate.c: Include loop.h.
2864 (expand_inline_function): Call find_loop_tree_blocks to map block
2865 notes to blocks when in whole-function mode. Use retrofit_block
2866 to insert new BLOCKs for the inlined function, rather than
2868 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
2869 * Makefile.in (integrate.o): Depend on loop.h.
2871 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
2873 * tree.h (warn_about_unused_variables): Declare.
2874 * stmt.c (warn_about_unused_variables): New function, split out
2876 (expand_end_bindings): Here.
2878 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
2880 * stmt.c (preserve_subexpressions_p): Don't crash when
2881 current_function->stmt is unset.
2883 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
2885 * stmt.c (expand_start_bindings): Allow callers to pass a flag
2886 indicating that no NOTE_INSN_BLOCK_BEG note is required.
2887 (expand_start_target_temps): Use it.
2888 * except.c (expand_eh_region_start_for_decl): Likewise.
2889 * expr.c (expand_expr): Likewise.
2891 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
2893 * fold-const.c (operand_equal_p): Pay attention to side effects.
2895 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
2897 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
2898 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
2900 * tlink.c (scan_linker_output): Look for keywords before accepting
2901 a mangled name in quotes.
2903 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
2905 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
2906 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
2908 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
2910 * alpha.md: Revert Thu Nov 26 change that came in through the
2911 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
2912 Avoid earlyclobber when possible.
2914 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2916 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
2918 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
2919 Define HAVE_ON_EXIT.
2921 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2923 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
2924 CTYPE_CONV in all ctype macros.
2926 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
2929 * cexp.y (initialize_random_junk): Likewise.
2931 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
2933 * i370.c (handle_pragma): Likewise.
2935 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
2937 * v850.c (override_options): Likewise.
2939 * doprint.c (_doprnt): Likewise.
2941 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
2944 * fixinc/server.c (load_data): Likewise.
2946 * fold-const.c (real_hex_to_f): Likewise.
2948 * genattr.c (write_upcase, gen_attr): Likewise.
2950 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
2951 write_upcase): Likewise.
2953 * genemit.c (print_code): Likewise.
2955 * genopinit.c (gen_insn): Likewise.
2957 * genpeep.c (print_code): Likewise.
2959 * genrecog.c (print_code): Likewise.
2961 * optabs.c (init_libfuncs): Likewise.
2963 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
2965 * haifa-sched.c (sched_analyze): Keep the list of notes organized
2967 (reemit_notes): Likewise.
2969 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
2971 * ggc.h (ggc_root): Move to ggc-common.c.
2973 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
2974 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
2975 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
2976 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
2977 * ggc-common.c (ggc_root): Move from ggc.h.
2978 (roots): Declare, static.
2979 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
2980 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
2981 null or check/set mark bit.
2982 (ggc_mark_roots): New.
2983 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
2985 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
2987 * m32r.c: Include toplev.h.
2988 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
2989 (gen_compare): Rename swap_p to must_swap to match uses.
2990 Add default abort case.
2991 (m32r_output_function_epilogue): Remove unused variables.
2992 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
2993 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
2994 define to empty parameter list. Update all uses.
2995 (predicate decls): Use enum machine_mode not int.
2996 * m32r.md (movsi): Call abort, not fatal_insn.
2997 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
2999 1999-09-14 Andrew Haley <aph@cygnus.com>
3001 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
3002 use $0 instead of 0.
3004 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3006 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
3007 computation out of loop over hard regs.
3009 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
3011 * function.c (identify_blocks): Don't shadow a variable in an
3013 * integrate.c (integrate_decl_tree): Don't use pushlevel,
3014 pushdecl, or poplevel to build up the new BLOCK tree.
3015 (expand_inline_function): Likewise.
3016 (integrate_parm_decls): Likewise.
3018 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
3020 * c-typeck.c (qualify_type): Merge qualifiers from both types.
3022 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
3024 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
3025 * invoke.texi: Document this change.
3027 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
3029 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
3031 (mark_emit_status): Renamed from mark_emit_state.
3032 * except.c (mark_eh_status): Renamed from mark_eh_state.
3033 Check not null before marking.
3034 (free_eh_status): New.
3035 * expr.c (mark_expr_status, free_expr_status): New.
3036 * function.c (free_machine_status): New.
3037 (free_after_parsing): New.
3038 (free_after_compilation): Move bits to free_after_parsing; call
3039 free_eh_status, free_expr_status; zero the marked members of the
3041 (prepare_function_start): No can_garbage_collect.
3042 Call init_eh_for_function.
3043 (expand_dummy_function_end): Free up current_function state.
3044 (mark_function_status): Renamed from mark_function_state.
3045 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
3046 * function.h (struct function): No can_garbage_collect.
3047 (free_machine_status, free_after_parsing): Declare.
3048 (free_eh_status, free_expr_status): Declare.
3049 * ggc.h (mark_expr_status): Declare.
3050 * stmt.c (free_stmt_status): Free the struct.
3051 (mark_stmt_status): Renamed from mark_stmt_state.
3052 (init_stmt): Don't call init_eh.
3053 (init_stmt_for_function): Don't call init_eh_for_function.
3054 * toplev.c (compile_file): Call init_eh.
3055 (rest_of_compilation): Free basic block info before ggc_collect.
3056 Call free_after_parsing; conditionally call free_after_compilation.
3057 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
3058 Check not null before marking.
3059 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
3061 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
3063 * c-lex.c (yylex): Initialize warn.
3065 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
3067 * pa.c (emit_move_sequence): Properly set the mode of the scratch
3068 register when performing secondary reloads for the SAR register.
3070 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
3072 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
3073 (NOTE_BLOCK): New macro.
3074 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
3075 * function.h (identify_blocks): Change prototype.
3076 * function.c (identify_blocks): Simplify.
3077 (reorder_blocks): Likewise.
3078 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
3079 NOTE_INSN_BLOCK_{BEG,END}.
3080 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
3081 the list of saved notes if the note isn't a
3082 NOTE_INSN_BLOCK_{BEG,END}.
3083 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
3085 (reemit_notes): Adjust recreation of notes to reflect new saved
3087 * print-rtl.c (print_rtx): Print the address of the BLOCK when
3088 printing a block note.
3089 * stmt.c (block_vector): Remove.
3090 (find_loop_tree_blocks): Simplify.
3091 (unroll_block_trees): Likewise.
3092 * tree.h (reorder_block): Change prototype.
3094 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
3096 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
3097 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
3098 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
3099 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
3100 (atexit, exit): Simplify.
3101 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
3102 * config/lots: Remove defns of HAVE_ATEXIT.
3104 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
3106 * calls.c (precompute_arguments): Fix typo in comment.
3107 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
3110 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
3112 * dsp16xx.c (override_options): Fix typos in GC root registration.
3114 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
3116 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
3118 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
3119 (FUNCTION_PROFILER): Redefine appropriately for Linux.
3120 (CC1_SPEC): Likewise.
3122 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3124 * genattr.c (main): Add extern prototype. Call return, not exit.
3125 * genattrtab.c (main): Likewise.
3126 * gencheck.c (main): Likewise.
3127 * gencodes.c (main): Likewise.
3128 * genconfig.c (main): Likewise.
3129 * genemit.c (main): Likewise.
3130 * genextract.c (main): Likewise.
3131 * genflags.c (main): Likewise.
3132 * gengenrtl.c (main): Likewise.
3133 * genopinit.c (main): Likewise.
3134 * genoutput.c (main): Likewise.
3135 * genpeep.c (main): Likewise.
3136 * genrecog.c (main): Likewise.
3138 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
3139 * genattrtab.c (get_insn_name): Likewise.
3140 * gencodes.c (get_insn_name): Likewise.
3141 * genconfig.c (get_insn_name): Likewise.
3142 * genemit.c (get_insn_name): Likewise.
3143 * genextract.c (get_insn_name): Likewise.
3144 * genflags.c (get_insn_name): Likewise.
3145 * genopinit.c (get_insn_name): Likewise.
3146 * genpeep.c (get_insn_name): Likewise.
3148 * gencheck.c (usage): Add static prototype.
3149 * genextract.c (print_path): Constify a char*.
3150 * genopinit.c (optabs): Likewise.
3151 * genoutput.c (operand_data, data, output_predicate_decls,
3152 compare_operands): Likewise.
3153 * genrecog.c (write_tree): Add default case in switch.
3155 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3157 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
3159 * print-rtl.c (get_insn_name): Remove prototype.
3161 * toplev.h (progname): Declare const.
3163 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
3164 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
3165 dump_sched_info, dump_local_alloc, regset_release_memory,
3166 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
3167 error_with_file_and_line, error_with_decl, error_for_asm, error,
3168 fatal, warning_with_file_and_line, warning_with_decl, warning,
3169 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
3170 Remove redundant prototypes.
3172 (notice, check_lang_option, report_file_and_line, vnotice,
3173 mark_file_stack): Add static prototype.
3174 (set_fatal_function): Add prototype.
3175 (vnotice, report_file_and_line, set_fatal_function,
3176 check_lang_option): Constify a char*.
3177 (main): Prototype. Call return, not exit.
3179 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3181 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
3183 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
3185 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
3187 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
3189 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3191 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
3192 behave as if it's zero in all cases.
3193 (expand_function_start): Adjust call to assign_parms.
3194 * tree.h (assign_parms): Adjust prototype.
3195 * objc/objc-act.c (hack_method_prototype): Adjust call to
3198 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
3200 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
3201 arg_pointer_rtx fixed if the argument pointer register is
3203 (NONZERO_BASE_PLUS_P): Likewise.
3205 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
3207 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
3208 match_insn2 to match_insn.
3209 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
3211 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
3213 * Makefile.in (USER_H): Remove va-foo.h.
3215 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
3216 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
3217 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
3218 va-spur.h,va-v850.h}: Remove.
3220 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
3222 * sparc/sparc.md (eligible_for_return_delay): New attribute.
3223 (in_return_delay): Use it instead of match_insn.
3225 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3227 * config/alpha/va_list.h (va-alpha.h): Do not include.
3228 (__gnuc_va_list): Typedef as in varargs.h.
3230 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
3232 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
3233 DECL_LIVE_RANGE_RTL.
3235 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
3237 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
3238 not NOTE_BLOCK_NUMBER.
3239 (expand_eh_region_end): Likewise.
3240 (find_exception_handler_labels): Likewise.
3241 (scan_region): Likewise.
3242 (exception_optimize): Likewise.
3243 (update_rethrow_references): Likewise.
3244 (set_insn_eh_region): Likewise.
3245 * final.c (final_scan_insn): Likewise.
3246 * flow.c (make_edges): Likewise.
3247 * integrate.c (expand_inline_function): Likewise.
3248 * print-rtl.c (print_rtx): Likewise.
3250 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
3252 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
3253 terms of builtin functions and types.
3255 * mips.c (mips_build_va_list): New.
3256 (mips_va_start, mips_va_arg): New.
3257 * mips.h (BUILD_VA_LIST_TYPE): New.
3258 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3260 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
3261 (sh_build_va_list, sh_va_start, sh_va_arg): New.
3262 * sh.h (BUILD_VA_LIST_TYPE): New.
3263 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
3265 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
3267 * recog.h (struct recog_data): Make dup_num, operand_address_p,
3268 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
3269 (struct insn_data): Likewise with n_operands, n_dups,
3270 n_alternatives, output_format.
3271 * regclass.c (scan_one_insn): Cast n_operands to int before
3272 arithmetic inside comparison.
3274 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
3276 * toplev.c (compile_function): Unconditionally emit nop.
3278 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3280 * haifa-sched.c (actual_hazard): Move declaration of variable
3281 `this_cost' into the scope where it is used.
3283 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3285 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
3286 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
3287 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
3289 * genrecog.c (make_insn_sequence): Call memset, not bzero.
3291 * jump.c (find_insert_position): Don't declare or define unless
3292 !HAVE_conditional_arithmetic.
3293 (returnjump_p_1, delete_prior_computation): Add static prototypes.
3295 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
3297 * recog.c (offsettable_address_p): Prototype function pointer.
3298 (preprocess_constraints): Call memset, not bzero.
3300 * tree.c (tree_node_kind_names): Constify a char*. Make static.
3301 (gcc_obstack_init): Don't declare.
3302 (fix_sizetype): Add static prototype.
3303 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
3304 (tree_cons): Call memset, not bzero.
3306 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
3307 definition in macro ASM_WEAKEN_LABEL.
3308 (mark_const_hash_entry): Add static prototype.
3310 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3312 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
3314 * unroll.c (find_common_reg_term, subtract_reg_term,
3315 loop_find_equiv_value): Add static prototypes.
3316 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
3317 (copy_loop_body): Remove unreachable break statement.
3319 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
3321 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
3323 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3325 Undo some changes from the gcc2 merge:
3326 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
3327 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
3331 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
3332 * emit-rtl.c (gen_lowpart_common): Disable optimization of
3333 initialized float-int union if the value is a NaN.
3335 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
3337 * gthr-win32.h: New file.
3339 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
3340 shared as a valid attribute.
3341 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
3342 * extend.texi: Document `shared' variable attribute.
3344 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
3346 * configure.in: Handle --enable-threads on FreeBSD.
3347 * configure: Rebuit.
3349 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
3351 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
3353 * configure: Rebuilt.
3355 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
3356 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
3357 Rosimildo DaSilva <rdasilva@connecttel.com>
3359 * configure.in (m68k-*-rtemscoff*): Added.
3360 * configure.in (mips64orion-*-rtems*): Converted to ELF.
3361 * configure.in (sparc-*-rtemsaout*): Added as alias for old
3362 sparc-rtems configuration.
3363 * configure.in (sparc-*-rtemself*): Added.
3364 * configure.in (sparc-*-rtems*): Now ELF not a.out.
3365 * config/i386/rtems.h: Added comment.
3366 * config/sparc/rtemself.h: New file.
3368 * configure.in (m68k-rtemself): Added.
3369 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
3370 and DWARF_DEBUGGING_INFO.
3371 * config/m68k/crti.s: New file.
3372 * config/m68k/crtn.s: New file.
3373 * config/m68k/t-crtstuff: New file.
3374 * config/m68k/rtemself.h: New file.
3376 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
3377 global ctor/dtor and C++ exception handling.
3378 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
3379 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
3381 * config/i386/t-rtems-i386: New File.
3383 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
3385 * stmt.c (expand_end_case): Return right away if the case stack is
3388 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
3390 * Makefile.in (version.c): Remove rule incorrectly brought in from
3393 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
3395 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
3396 * msdos/top.sed: Take into account a prepended $(SHELL) to
3398 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
3400 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
3402 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3404 * regmove.c (fixup_match_1): Don't change an unchanging register.
3405 (stable_but_for_p): Renamed to:
3406 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
3407 Changed all callers.
3409 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
3411 * loop.c (strength_reduce): Don't call reg_used_between_p if the
3412 insn from BL2 is after the insn from BL.
3414 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
3416 * recog.h (INSN_OUTPUT_FORMAT_*): New.
3417 (struct insn_data): Merge `template' and `outfun' into `output'.
3418 Add `output_format'.
3419 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
3420 (struct data): Remove `outfun'; add `output_format'.
3421 (name_for_index): Remove declaration.
3422 (output_insn_data): Handle output formats.
3423 (process_template): Emit the bare array for @.
3424 (gen_expand, gen_split): Set output_format to NONE.
3425 * output.h (get_insn_template): Declare.
3426 * final.c (get_insn_template): New.
3427 (final_scan_insn): Use it.
3428 * toplev.c (compile_file): Likewise.
3430 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3431 * i860/i860.c (output_delayed_branch): Likewise.
3432 (output_delay_insn): Likewise.
3434 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3436 * rtl.c (obstack_alloc_rtx): Removed.
3438 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
3440 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
3442 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3444 * i386.c (call_insn_operand): Reject const_int.
3445 (expander_call_insn_operand): Use call_insn_operand.
3447 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3449 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
3451 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
3453 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
3454 Use DImode operation.
3456 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
3458 * gcc.c: Include sys/resource.h.
3459 (report_times): New flag.
3460 (execute): If report_times is set, calculate and report the
3461 CPU time consumed by each subprocess.
3463 (rus, prus): New globals.
3464 (option_map): Add --time.
3465 (display_help): Document -time.
3466 (process_command): Set report_times if -time is given.
3467 Turn off -pipe if -time is given.
3469 * invoke.texi: Document new option -time.
3471 * configure.in: Check for getrusage. Check if we have to
3472 prototype getrusage.
3473 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
3474 * configure: Regenerate.
3475 * config.in: Regenerate.
3477 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
3479 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
3482 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
3484 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
3485 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
3486 (nan): Return _thenan_sf or _thenan_df as appropriate.
3487 (L_thenan_sf): Define _thenan_sf.
3488 (L_thenan_df): Define _thenan_df.
3490 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
3491 (DPBIT_FUNCS): Add _thenan_df.
3493 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
3495 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
3498 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
3503 (lang_specific_driver): Don't take a function pointer parameter.
3504 All callers changed.
3506 * gcc.c: Include gcc.h.
3507 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
3508 lang_specific_extra_outfiles, fatal): Don't declare.
3509 (multilib_defaults_raw): Constify.
3510 (read_specs): Call memset, rather than bzero.
3511 (main): Call return, not exit.
3512 (lookup_compiler): Call memcpy, not bcopy.
3513 (fatal): Make extern.
3515 * cppspec.c: Include gcc.h.
3516 (lang_specific_driver): Initialize variable `quote'. Constify a
3517 char*. All calls to the function pointer parameter now
3518 explicitly call `fatal'.
3520 * gccspec.c (lang_specific_driver): Include gcc.h.
3522 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
3524 * arm.c (note_invalid_constants): Use recog_data.operand_type
3527 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3529 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
3532 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
3533 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3534 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3535 reload_secondary_in_reload, reload_secondary_out_reload,
3536 reload_secondary_in_icode, reload_secondary_out_icode,
3537 reload_reg_rtx, reload_when_needed): Delete declarations.
3538 (struct reload): New structure.
3539 (rld): Declare new array.
3540 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
3541 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
3542 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
3543 reload_secondary_in_reload, reload_secondary_out_reload,
3544 reload_secondary_in_icode, reload_secondary_out_icode,
3545 reload_reg_rtx, reload_when_needed): Delete definitions.
3547 (whole file): Replace uses of the deleted arrays with uses of rld.
3548 * reload1.c (whole file): Replace uses of the deleted arrays with
3550 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
3551 explicit loops, not with bcopy.
3553 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
3555 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
3556 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
3557 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
3558 insn_name): Delete and consolidate into new structures.
3559 (insn_operand_predicate_fn): New.
3560 (insn_output_fn): New.
3562 (struct insn_operand_data): New.
3563 (struct insn_data): New.
3565 (OUT_FCN): Update for insn_data change.
3566 * builtins.c (expand_builtin_strlen): Likewise.
3567 (expand_builtin_memcmp): Likewise.
3568 * combine.c (make_extraction, simplify_comparison): Likewise.
3569 * cse.c (canon_reg, cse_insn): Likewise.
3570 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
3571 * expmed.c (store_bit_field, extract_bit_field): Likewise.
3572 (emit_store_flag): Likewise.
3573 * expr.c (convert_move, emit_block_move): Likewise.
3574 (clear_storage, emit_push_insn, expand_increment): Likewise.
3575 (do_store_flag): Likewise.
3576 * expr.h (GEN_FCN): Likewise.
3577 (insn_gen_function): Die.
3578 * final.c (final_scan_insn): Update for insn_data change.
3579 (output_asm_name): Likewise.
3580 * function.c (fixup_var_refs_1): Likewise.
3581 * loop.c (check_dbra_loop): Likewise.
3582 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
3583 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
3584 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
3585 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
3586 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
3587 * regmove.c (gen_add3_insn): Likewise.
3588 * reload.c (push_secondary_reload, combine_reloads): Likewise.
3589 (find_reloads, find_reloads_address_1): Likewise.
3590 (debug_reload_to_stream): Likewise.
3591 * reload1.c (emit_reload_insns, gen_reload): Likewise.
3592 * stmt.c (expand_end_case): Likewise.
3593 * toplev.c (compile_file): Likewise.
3595 * c4x/c4x.c (c4x_process_after_reload): Likewise.
3596 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3598 * print-rtl.c (insn_name_ptr): Remove declaration.
3599 (get_insn_name): Declare.
3600 (print_rtx): Use it.
3601 * genoutput.c (insn_name_ptr): Remove.
3602 (next_operand_number): New.
3603 (struct operand_data): New.
3604 (null_operand, odata, odata_end): New.
3605 (struct data): Use struct operand_data.
3606 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
3607 (get_insn_name): Renamed from name_for_index.
3608 (output_prologue): Define NO_MD_PROTOTYPES.
3609 (output_predicate_decls): Break out from output_epilogue.
3610 Iterate over the operands list.
3611 (output_operand_data): Break out from output_epilogue. Emit
3612 just the operands list.
3613 (output_insn_data): Break out from output_epilogue. Emit just
3615 (output_epilogue): Remove.
3616 (output_get_insn_name): New.
3617 (constraints, op_n_alternatives, predicates, address_p): Die.
3618 (modes, strict_low, seen): Die.
3619 (scan_operands): Take new param `d' instead of writing to
3620 seven global variables.
3621 (compare_operands): New.
3622 (place_operands): New.
3623 (validate_insn_alternatives): Update for struct data change.
3624 (gen_insn): Don't zero or copy 7 global arrays. Update for
3625 scan_operands; call place_operands.
3626 (gen_peephole, gen_expand, gen_split): Likewise.
3627 (main): Update for new output routines.
3629 * genattr.c (insn_name_ptr): Remove.
3630 (get_insn_name): New function.
3631 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
3632 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
3633 * genrecog.c: Likewise.
3635 * alpha.md (adddi3): Make `pattern' array static.
3637 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3639 * config/c4x/c4x.h (c4x_rpts_cycles_string,
3640 c4x_cpu_version_string): Constify char *.
3641 * config/c4x/c4x.c (c4x_rpts_cycles_string,
3642 c4x_cpu_version_string): Likewise.
3644 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
3646 * tree.c (save_tree_status): Revert 10 Sep change.
3647 (restore_tree_status): Likewise. Call obstack_free with NULL
3648 before freeing the obstack proper.
3650 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
3652 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
3654 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
3655 surrounding context.
3657 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
3659 * tree.c (type_hash_canon): Put all types in the hash-table, when
3662 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
3664 * recog.h (struct recog_data, recog_data): New.
3665 (recog_foo variables): Kill.
3666 * recog.c (recog_operand, recog_operand_loc): Kill.
3667 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
3668 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
3669 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
3670 (recog_data): Define.
3671 (extract_insn): Update all recog_foo references to use recog_data.
3672 (preprocess_constraints, constrain_operands): Likewise.
3673 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
3674 * genattrtab.c (main): Likewise.
3675 * genextract.c (main): Likewise.
3676 * genoutput.c: Likewise.
3677 * genrecog.c (write_subroutine, main): Likewise.
3678 * local-alloc.c (block_alloc): Likewise.
3679 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
3680 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
3681 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
3682 * reload.c (find_reloads, find_reloads_toplev): Likewise.
3683 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
3684 (reload_cse_simplify_operands): Likewise.
3686 * arc/arc.c (arc_final_prescan_insn): Likewise.
3687 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
3688 * h8300/h8300.c (notice_update_cc): Likewise.
3689 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
3690 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
3691 * mn10200/mn10200.c (notice_update_cc): Likewise.
3692 * mn10300/mn10300.c (notice_update_cc): Likewise.
3693 * romp/romp.c (update_cc): Likewise.
3694 * sparc/sparc.c (check_pic): Likewise.
3695 * v850/v850.c (notice_update_cc): Likewise.
3697 * genemit.c (main): Don't declare recog_operand.
3699 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
3701 * ggc.h (rtvec_def): Forward declare.
3702 (tree_node): Likewise.
3705 (ggc_set_mark_rtx): Add prototype.
3706 (ggc_set_mark_rtvec): Likewise.
3707 (ggc_set_mark_tree): Likewise.
3708 * ggc-simple.c (ggc_root): Don't define.
3709 (roots): Don't declare.
3710 (ggc_mark_rtx): Remove.
3711 (ggc_mark_rtvec): Likewise.
3712 (ggc_mark_tree): Likewise.
3713 (ggc_mark_varray): Likewise.
3714 (ggc_mark_tree_hash_table_entry): Likewise.
3715 (ggc_mark_tree_hash_table): Likewise.
3716 (ggc_set_mart_rtx): New function.
3717 (ggc_set_mark_rtvec): Likewise.
3718 (ggc_set_mark_tree): Likewise.
3719 (ggc_add_root): Remove.
3720 (ggc_add_rtx_root): Likewise.
3721 (ggc_remove_tree_root): Likewise.
3722 (ggc_add_string_root): Likewise.
3723 (ggc_add_tree_varray_root): Likewise.
3724 (ggc_add_tree_hash_table_root): Likewise.
3725 (ggc_del_root): Likewise.
3726 (ggc_mark_rtx_ptr): Likewise.
3727 (ggc_mark_tree_ptr): Likewise.
3728 (ggc_mark_string_ptr): Likewise.
3729 (ggc_mark_tree_varray_ptr): Likewise.
3730 (ggc_mark_tree_hash_table_ptr): Likewise.
3731 * ggc-common.c: New file.
3732 * Makefile.in (OBJS): Add ggc-common.o.
3733 (ggc-common.o): List dependencies.
3735 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
3737 * cppalloc.c (xstrdup): Use memcpy.
3738 * cpperror.c (cpp_print_containing_files): Don't use
3740 * cpplib.c (conditional_skip): Set temp->lineno.
3741 (do_endif): Make error message less obscure.
3742 (if_directive_name): New function.
3743 (cpp_get_token [case EOF]): Unwind the if stack and generate
3744 error messages for each unterminated conditional in this file.
3745 (parse_string): Do not behave differently if -traditional.
3747 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
3749 * builtins.c (expand_builtin_va_arg): Cope with an array-type
3750 va_list decomposing to pointer-type.
3751 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
3752 (rs6000_va_arg): Likewise.
3754 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
3756 * except.c (start_dynamic_handler): Compute size using
3757 STACK_SAVEAREA_MODE.
3759 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3761 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
3762 include directory headers. Don't define strrchr. Don't provide
3763 my_* replacement functions. Prefer PTR over `pointer_type'.
3764 Don't prototype system functions. Don't redefine getopt.
3766 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
3767 safe_read, safe_write, save_pointers, restore_pointers,
3768 is_id_char, in_system_include_dir, directory_specified_p,
3769 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
3770 find_corresponding_lparen, referenced_file_is_newer,
3771 save_def_or_dec, munge_compile_params, gen_aux_info_file,
3772 process_aux_info_file, identify_lineno, check_source,
3773 seek_to_line, forward_to_next_token_char, output_bytes,
3774 output_string, output_up_to, other_variable_style_function,
3775 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
3776 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
3777 find_static_definition, connect_defs_and_decs, add_local_decl,
3778 add_global_decls, needs_to_be_converted, visit_each_hash_node,
3779 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
3780 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
3781 scan_for_missed_items, edit_file, string_list_cons): Add static
3783 (standard_exec_prefix, target_machine, target_version,
3784 default_syscalls_dir, string_list, string_list_cons, find_file,
3785 do_cleaning): Constify a char*.
3786 (safe_read, safe_write): Use PTR, not a char*.
3787 (is_id_char): Take an int, not a char.
3788 (main): Add prototype. Call return, not exit.
3790 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
3792 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
3793 when comparing types.
3795 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
3797 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
3798 (strength_reduce): Release the varrays from the no-bivs early exit.
3800 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
3801 the loop over the registers.
3803 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
3805 (restore_tree_status): Check that instead when freeing the obstack.
3807 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
3809 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
3812 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3814 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
3815 operand size modifiers.
3817 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3819 * c-common.c (c_common_nodes_and_builtins): Don't build
3821 * c-common.h (enum c_tree_index and related accesor macros): Remove
3822 everything now declared in tree.h.
3823 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
3824 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
3825 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
3826 (error_mark_node, void_type_node, char_type_node, integer_type_node,
3827 unsigned_type_node, ptr_type_node, va_list_type_node,
3828 integer_zero_node, null_pointer_node, integer_one_node): Delete.
3829 (init_decl_processing): Call build_common_tree_nodes and
3830 build_common_tree_nodes_2 instead of building their nodes here.
3831 Don't add roots for these nodes.
3832 * stor-layout.c (size_zero_node, size_one_node): Delete.
3833 (set_sizetype): Make a new node for bitsizetype each time.
3834 * tree.c (global_trees): New variable.
3835 (init_obstacks): Add a gc root for it.
3836 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
3837 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
3838 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
3839 (build_common_tree_nodes): New function.
3840 (fix_sizetype): New function.
3841 (build_common_tree_nodes_2): New function.
3842 * tree.h (enum tree_index): New.
3843 (global_trees): Declare.
3844 Add accessor macros for all nodes now moved to global_trees.
3845 Delete their declarations.
3847 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
3849 * c-decl.c (finish_function): When processing a nested function,
3850 push and pop GC context around rest_of_compilation.
3852 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
3854 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
3855 Default ix86_arch to PROCESSOR_I386.
3856 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
3857 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
3858 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
3859 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
3860 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
3861 (EXTRA_SPECS): Remove deleted specs.
3863 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
3865 * function.c (assign_stack_local_1): Allocate from
3866 function->x_frame_offset, not frame_offset.
3868 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
3870 * ggc.h (lang_cleanup_tree): Remove.
3871 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
3872 * ggc-callbacks.c (lang_cleanup_tree): Remove.
3874 * c-decl.c (finish_struct): Use ggc_alloc to allocate
3875 TYPE_LANG_SPECIFIC when garbage collecting.
3876 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
3877 (lang_cleanup_tree): Remove.
3879 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3881 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
3882 * crtstuff.c: Not here.
3883 * dwarf2out.c: Or here.
3884 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
3887 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
3889 * function.h (free_after_compilation): Remove decl parameter.
3890 (free_varasm_status0: Likewise.
3891 (free_emit_status): Likewise.
3892 (free_stmt_status): Likewise.
3893 (free_after_compilation): Likewise.
3894 (init_lang_status): New variable.
3895 (free_lang_status): Likewise.
3896 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
3897 * function.c (init_lang_status): New variable.
3898 (free_lang_status): Likewise.
3899 (push_function_context_to): Don't set function::decl here.
3900 (free_after_copmilation): Make decl parameter implicit. Call
3901 free_lang_status if defined.
3902 (prepare_function_start): Call init_lang_status if defined.
3903 (init_function_start): Set function::decl here.
3904 * profile.c (output_func_start_profiler): Don't call pushdecl
3905 until we've actually started the function.
3906 * stmt.c (free_stmt_status): Make decl parameter implicit.
3907 * toplev.c (rest_of_compilation): Don't pass decl to
3908 free_after_compilation.
3909 * varasm.c (free_varasm_status): Likewise.
3911 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3913 * except.c (call_get_eh_context): Add root when allocating static
3916 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
3918 * arm.c: Include "ggc.h".
3919 (arm_add_gc_roots): New function.
3920 (arm_override_options): Call it.
3921 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
3923 * arm.md (define_asm_attributes): Add a pool_range attribute.
3925 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
3927 * extend.texi (Volatiles): New node.
3929 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
3931 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
3932 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
3933 (struct ggc_any): Replace `mark' with `magic_mark'.
3934 (ggc_alloc_string): Use memcpy, not bcopy.
3935 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
3936 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
3937 (ggc_free_any): New.
3938 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
3939 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
3940 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
3941 Use IS_MARKED. Use ggc_free_any.
3943 1999-09-09 Scott Bambrough <scottb@netwinder.org>
3945 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
3947 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
3949 * toplev.c (main): Always init_ggc.
3951 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
3953 * except.c (find_all_handler_type_matches): Free the list if
3954 we found no matches.
3956 * combine.c (SUBST): Break out to a real function do_SUBST.
3957 (SUBST_INT): Likewise.
3958 * gcse.c (free_pre_mem): Free `temp_bitmap'.
3959 (pre_insert): Free `inserted'.
3960 * loop.c (basic_induction_var): Always set `location'.
3962 * function.c (expand_function_end): Add initial_trampoline as a root.
3963 * rtl.h (init_varasm_once): Declare.
3964 * toplev.c (compile_file): Call it.
3965 * ggc-simple.c (ggc_mark_string_ptr): New.
3966 (ggc_add_string_root): New.
3967 (ggc_collect): Disable collection avoidance temporarily.
3968 * ggc.h (ggc_add_string_root): Declare.
3969 * except.c (create_rethrow_ref): Use ggc_alloc_string.
3970 * optabs.c (init_libfuncs): Likewise.
3971 * varasm.c (named_section): Use ggc_alloc_string.
3972 (make_function_rtl): Likewise.
3973 (make_decl_rtl): Likewise.
3974 (assemble_static_space): Likewise.
3975 (assemble_trampoline_template): Likewise.
3976 (output_constant_def): Likewise.
3977 (force_const_mem): Likewise.
3978 (mark_const_hash_entry): New.
3979 (mark_pool_sym_hash_table): New.
3980 (mark_varasm_state): Use it.
3981 (init_varasm_once): New.
3983 * expr.h (init_one_libfunc): Declare.
3984 * optabs.c (init_one_libfunc): New.
3985 (init_optabs): Use it.
3986 * config/gofast.h: Likewise.
3987 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
3988 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
3990 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3992 * Makefile.in (cppexp.o): Depend on cpphash.h.
3993 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
3995 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
3996 * cpplib.c (do_define): Generalise to handle poisoned definitions,
3997 redefining poisoned identifiers, etc.
3998 (do_undef): Don't allow poisoned identifiers to be undefined.
3999 (do_pragma): Add #pragma poison.
4000 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4002 * cccp.c: Add T_POISON node type.
4003 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
4005 (do_define): Generalise to handle poisoned definitions,
4006 redefining poisoned identifiers, etc.
4007 (do_undef): Don't allow poisoned identifiers to be undefined.
4008 (do_pragma): Add #pragma poison.
4009 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
4011 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
4012 * c-pragma.h: Add ps_poison state. We now always have generic
4015 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
4017 * ggc.h (ggc_alloc): New function.
4018 (ggc_mark): Likewise.
4019 * ggc-simple.c (ggc_any): New structure.
4020 (ggc_status): Add anys.
4021 (n_anys_collected): New variable.
4022 (ggc_alloc): Define.
4023 (ggc_mark): Likewise.
4024 (ggc_collect): Collect the anys.
4026 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4028 * c-decl.c (mark_binding_level): Make static to match prototype.
4030 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
4032 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
4034 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
4036 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
4037 will use into account. Expand the max width to 5.
4040 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
4042 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
4045 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
4047 * alpha.md (call value patterns): Remove the result predicates.
4049 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
4051 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
4054 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4056 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
4057 changed from extern char *, to extern PTR. Also fix typo in
4058 NEED_DECLARATION_REALLOC test.
4060 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
4062 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4064 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
4065 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
4066 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
4067 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
4069 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
4071 * cccp.c (pcfinclude): Likewise.
4073 * global.c (allocno_compare): Likewise.
4075 * haifa-sched.c (rank_for_schedule): Likewise.
4077 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
4079 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
4081 * stupid.c (stupid_reg_compare): Likewise.
4083 * tree.c (_obstack_allocated_p): Likewise.
4085 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
4087 1999-09-08 Bruce Korb autogen@linuxbox.com
4089 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
4090 why "gperf -F" fails.
4091 * gcc/cp/Makefile.in: ditto
4092 * gcc/Makefile.in: ditto
4093 * gcc/java/Makefile.in: ditto
4095 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
4097 * lists.c: Include ggc.h.
4099 (init_EXPR_INSN_LIST_cache): Install it.
4101 * ggc-simple.c (init_ggc): Absorb the old init.
4102 (ggc_push_context): Use xcalloc.
4103 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
4104 (ggc_collect): Add [rvts] tags to the collection stats.
4106 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
4108 * cccp.c (main): Fix handling of -include and -imacros options.
4110 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
4112 * cpplib.c (cpp_push_buffer): Fix order of arguments.
4114 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4116 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
4119 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4121 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
4122 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
4123 and SET_DEST. Update comment.
4125 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4127 * config/c4x/c4x.c: Include ggc.h.
4128 (c4x_add_gc_roots): New function.
4129 (c4x_override_options): Call c4x_add_gc_roots.
4131 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
4133 * defaults.h (TARGET_ESC): Move ...
4134 * system.h: ... here, where Linas had it in the first place. Silly me.
4136 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
4138 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
4139 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
4140 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
4141 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
4142 * defaults.h (TARGET_ESC): Add default.
4144 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
4146 * configure.in: add i370-*-openedition, i370-*-mvs and
4147 i370-*-linux targets
4149 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
4151 * dsp16xxx.c: Include ggc.h
4152 (override_options): Mark GC roots.
4153 * mn10200.c: Include ggc.h.
4154 (asm_file_start): Mark GC roots.
4155 * tahoe.c: Include ggc.h.
4156 (extensible_operand): Mark GC roots.
4158 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
4160 * README: Add section discussing status of ELF ABI.
4161 * i370.c: Fix misc spelling mistakes.
4162 (i370_label_scan): Updated notes, exception handling.
4163 (i370_function_prolog): Simplify ELF stack handling.
4164 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
4165 (STACK_GROWS_DOWNWARD): ELF stack grows down.
4166 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
4167 * i370.md: (movdi): Add notes.
4168 (floatsidf2): Use stack not rtca for scratch float area.
4169 (iorsi3): Correct operand constraints.
4170 * x-oe: Restore TAROUTOPTS which are used by pax.
4172 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
4174 * rs6000.c: Include ggc.h.
4175 (rs6000_add_gc_roots): New function.
4176 (override_options): Call it.
4178 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
4180 * alpha.h (alpha_compare): New.
4181 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
4182 * alpha.c: Likewise for the definitions.
4183 (alpha_emit_conditional_branch): Update for alpha_compare.
4184 (alpha_emit_conditional_move): Likewise.
4185 * alpha.md (cmpdf, cmpdi): Likewise.
4186 (setcc patterns): Likewise. Zero alpha_compare after use.
4187 (sne): Optimize (x != 0) into (0U < x).
4189 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
4191 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
4192 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
4193 (INIT_EXPANDERS): Remove.
4194 * alpha.c: Include ggc.h.
4195 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
4196 (alpha_init_machine_status, alpha_mark_machine_status): New.
4197 (override_options): Install them.
4198 (struct machine_function): Moved to alpha.h.
4199 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
4200 (alpha_init_expanders): Remove.
4201 (alpha_return_addr): Adjust to use current_function->machine.
4202 (alpha_ra_ever_killed): Likewise.
4203 (alpha_expand_epilogue): Likewise.
4204 * alpha.md (eh_epilogue): Likewise.
4206 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
4207 Melissa O'Neill <oneill@cs.sfu.ca>
4208 Geoffrey Keating <geoffk@cygnus.com>
4210 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
4211 call-used registers (call-saved registers must still be contiguous
4212 and end with r31, of course).
4214 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
4216 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
4217 (self_promoting_type_p): Delete.
4218 (self_promoting_args_p): Move ...
4219 * c-common.c: ... here.
4220 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
4221 (simple_type_promotes_to): New.
4222 * builtins.c (lang_type_promotes_to): New.
4223 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
4224 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
4225 * c-common.h: ... here.
4226 (self_promoting_args_p, simple_type_promotes_to): Declare.
4227 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
4228 (grokdeclarator): Likewise.
4229 * tree.h (lang_type_promotes_to): Declare.
4231 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
4233 Add some machine-dependent GC roots.
4234 * sparc.c: Include ggc.h.
4235 (sparc_add_gc_roots): New function.
4236 (mark_ultrasparc_pipeline_state): Likewise.
4237 (override_options): Call sparc_add_gc_roots.
4238 * pa.c: Include ggc.h.
4239 (pa_add_gc_roots): New function.
4240 (mark_deferred_plabels): Likewise.
4241 (override_options): Call pa_add_gc_roots.
4242 * mips.c: Include ggc.h.
4243 (mips_add_gc_roots): New function.
4244 (override_options): Use it.
4246 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4248 * cpperror.c (cpp_file_line_for_message): Constify a char*.
4250 * cppexp.c (parse_number, parse_charconst, cpp_lex,
4251 cpp_parse_expr): Add static prototypes.
4252 (parse_charconst): Don't cast away const-ness.
4253 (token): Constify a char*.
4255 * cppfiles.c (file_name_list, include_hash, find_include_file,
4256 finclude, initialize_input_buffer): Constify a char*.
4257 (file_cleanup, find_position): Add static prototypes.
4259 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
4260 collect_expansion): Add static prototypes.
4261 (cpp_install, create_definition, monthnames): Constify a char*.
4263 * cpphash.h (cpp_install): Likewise.
4265 * cppinit.c (known_suffixes, default_include,
4266 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
4267 (base_name, dump_special_to_buffer, initialize_dependency_output):
4268 Add static prototypes.
4270 * cpplib.c (my_strerror): Constify a char*.
4271 (null_underflow, null_cleanup, skip_comment, copy_comment,
4272 copy_rest_of_line, handle_directive, pass_thru_directive,
4273 get_directive_token, read_line_number, cpp_print_file_and_line,
4274 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
4275 v_cpp_warning_with_line, detect_if_not_defined,
4276 consider_directive_while_skipping): Add static prototypes.
4277 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
4278 cpp_pedwarn_with_file_and_line): Constify a char*.
4280 * cpplib.h (cpp_options, include_hash, progname, definition,
4281 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
4282 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
4283 find_include_file, deps_output, include_hash): Constify a char*.
4285 * cppmain.c (progname): Constify.
4286 (main): Add prototype. Use return, not exit.
4288 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
4289 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
4290 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
4291 check_protection): Add static prototype.
4293 (progname, recognized_macrom, recognized_extern): Constify a char*.
4294 (main): Add prototype.
4296 * gen-protos.c (progname): Constify a char*.
4298 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
4300 * emit-rtl.c (free_emit_status): Take decl as a parameter.
4301 (init_emit_once): Add more GC roots.
4302 * except.c (mark_func_eh_entry): New function.
4303 (mark_eh_node): Mark false_label and rethrow_label.
4304 (init_eh): Add more GC roots.
4305 * function.c (free_after_compilation): Take decl as a paramter.
4306 Call free_stmt_status.
4307 (mark_function_state): Don't assume x_parm_reg_stack_loc is
4309 * function.h (free_after_compilation): Change prototype.
4310 (free_varasm_status): Likewise.
4311 (free_emit_status): Likewise.
4312 (free_stmt_status): New function.
4313 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
4314 Remove, replacing with ...
4315 (ggc_status): New structure.
4316 (ggc_chain): New variable.
4318 (ggc_push_context): New function.
4319 (ggc_pop_context): Likewise.
4320 (ggc_alloc_rtx): Adjust for use of ggc_chain.
4321 (ggc_alloc_rtvec): Likewise.
4322 (ggc_alloc_tree): Likewise.
4323 (ggc_alloc_string): Likewise.
4324 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
4325 (ggc_mark_tree): Give language-dependent code a chance to mark
4327 (ggc_mark_tree_varray): Handle empty arrays.
4328 (ggc_collect): Adjust for use of ggc_chain. Clear
4329 bytes_alloced_since_last_gc.
4330 * ggc.h (ggc_pop_context): New function.
4331 (ggc_push_context): Likewise.
4332 * print-tree.c (print_node): Don't print obstacks when GC'ing.
4333 * stmt.c (free_stmt_status): New function.
4334 (init_stmt_for_function): Clear last_expr_value.
4335 * toplev.c (rest_of_compilation): Always call free_after_compilation.
4336 Conditionalize call to ggc_collect.
4337 (main): Call init_ggc.
4338 * tree.c (push_obstacks): Do the push, even when GC'ing.
4339 (push_obstacks_nochange): Likewise.
4340 (pop_obstacks): Liekwise.
4341 * varasm.c (free_varasm_status): Take decl as a parameter.
4343 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
4345 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
4346 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
4347 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
4348 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
4350 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
4352 * pa/x-pa-mpeix: New file for the MPE port.
4354 * pa/quadlib.asm: New file for long double support.
4356 * configure.in: Add hppa1.0-*-mpeix for MPE port.
4357 * configure: Rebuilt.
4359 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
4361 * final.c (shorten_branches): Fix last change.
4363 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
4365 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
4367 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
4369 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
4372 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4374 * c-aux-info.c (concat): Don't define.
4376 * cccp.c (my_strerror): Likewise. All callers changed to use
4378 (do_include): Call xstrdup, not xmalloc/strcpy.
4379 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
4380 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
4382 * collect2.c (my_strsignal): Likewise. All callers changed to use
4384 (locatelib): Call xstrdup, not xmalloc/strcpy.
4386 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
4388 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
4390 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
4392 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
4394 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
4396 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
4398 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
4400 (find_all_handler_type_matches): Likewise. Don't check return
4402 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
4403 xmalloc, not malloc.
4404 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
4406 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
4407 (init_spec): Call xcalloc, not xmalloc/bzero.
4408 (set_spec): Call xstrdup, not save_string.
4409 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
4410 (find_a_file): Call xstrdup, not xmalloc/strcpy.
4411 (process_command): Call xstrdup, not save_string.
4412 (main): Call xcalloc, not xmalloc/bzero.
4414 * gcov.c (xmalloc): Don't define.
4415 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
4416 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
4417 (output_data): Call xcalloc, not xmalloc/bzero.
4419 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
4421 * mips-tdump.c (xmalloc): Don't define.
4422 (print_symbol): Call xmalloc, not malloc.
4423 (read_tfile): Call xcalloc, not calloc.
4425 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
4426 Don't define. All callers of xfree/my_strsignal changed to use
4427 free/strsignal instead.
4428 (allocate_cluster): Call xcalloc, not calloc.
4430 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
4431 Fix memory leak, free allocated memory.
4433 * prefix.c (translate_name): Call xstrdup, not save_string.
4434 (update_path): Likewise.
4436 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
4438 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
4439 Don't define. Callers of xfree/savestring2 changed to use
4440 free/concat instead.
4442 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
4443 (init_elim_table): Likewise.
4445 * resource.c (init_resource_info): Likewise.
4447 * stupid.c (stupid_life_analysis): Likewise.
4449 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
4450 (open_dump_file): Call concat, not xmalloc/strcpy/...
4451 (clean_dump_file): Likewise.
4452 (compile_file): Call xstrdup, not xmalloc/strcpy.
4454 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
4456 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
4457 * v850.c (v850_va_arg): New.
4459 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4461 * haifa-sched.c: Tidy comments.
4463 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4465 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
4466 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
4467 $(out_object_file)): Depend on ggc.h.
4468 * c-common.c: Include "ggc.h".
4469 (combine_strings): If doing GC, use ggc_alloc_string.
4470 * c-decl.c: Include "ggc.h".
4471 (ggc_p): Define with value 0.
4472 (mark_binding_level): New function.
4473 (init_decl_processing): Add GC roots.
4474 (mark_c_function_context): New function.
4475 (lang_mark_false_label_stack): New function.
4476 (lang_mark_tree): New function.
4477 (lang_cleanup_tree): New function.
4478 * c-lang.c: Include "ggc.h".
4479 (lang_init): Call c_parse_init.
4480 * c-lex.c: Include "ggc.h".
4481 (check_linenum): If doing GC, don't copy filenames to permanent
4483 * c-parse.in: Include "ggc.h".
4484 (c_parse_init): New function.
4485 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
4486 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
4488 * except.c (mark_eh_state): Mark more state.
4489 * function.c (mark_function_state): Likewise.
4490 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
4491 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
4492 * toplev.c (mark_file_stack): New function.
4493 (compile_file): If doing GC, use ggc_alloc_string on input filename.
4494 (main): Add root for input_file_stack.
4496 * i386.c: Include "ggc.h".
4497 (ix86_mark_machine_status): New function.
4498 (override_options): Set mark_machine_status.
4500 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4502 * tree.c (copy_node): Copy node contents also if doing GC.
4504 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
4506 * collect2.c (scan_libraries): Fix double-thinko :-).
4508 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
4510 * collect2.c (scan_libraries): Fix thinko.
4512 * cse.c (delete_trivially_dead_insns): Do not skip the last
4513 insn if it is a real insn.
4515 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
4517 * Makefile.in (ggc-simple.o): Depend on hash.h.
4518 * ggc.h (ggc_add_tree_hash_table_root): Declare.
4519 (ggc_mark_tree_varray): Likewise.
4520 (ggc_mark_tree_hash_table): Likewise.
4521 * ggc-simple.c: Include hash.h.
4522 (ggc_mark_tree_hash_table_ptr): New function.
4523 (ggc_mark_tree_hash_table_entry): Likewise.
4524 (ggc_mark_tree_hash_table): Likewise.
4525 (ggc_add_tree_hash_table_root): Likewise.
4526 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
4527 rtx, when defining fields.
4529 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4531 * profile.c (output_func_start_profiler): Remove apparently
4532 nonsensical call to start_sequence.
4534 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
4536 * clipper/clipper.c (clipper_va_start): Fix typos.
4538 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
4539 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
4540 (spur_va_arg): New stub.
4542 * configure.in: Comment out pyramid.
4544 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
4546 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
4547 don't conflict with the bits that win32, cygwin, and dgux
4550 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
4551 Bernd Schmidt <bernds@cygnus.co.uk>
4553 * integrate.c (function_cannot_inline_p): Do not inline
4554 functions with forced labels.
4556 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
4557 Bernd Schmidt <bernds@cygnus.co.uk>
4558 Mark Mitchell <mark@codesourcery.com>
4560 * Makefile.in (ggc-simple.o): Depend on varray.h.
4561 (rtl.o): Depend on ggc.h.
4562 (genattrtab.o): Depend on ggc.h.
4563 (print-tree.o): Likewise.
4564 (fold-const.o): Likewise.
4565 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
4566 (make_insn_raw): Don't cache insns when GC'ing.
4567 (emit_insn_before): Likewise.
4568 (emit_insn_after): Likewise.
4569 (emit_insn): Likewise.
4570 (start_sequence): Use xmalloc to allocate the sequence_stack.
4571 (end_sequence): Add free to free it.
4572 (gen_sequence): Don't cache insns when GC'ing.
4573 (clear_emit_caches): Don't use sequence_element_free_list.
4574 (init_emit): Use xcalloc, not xmalloc+bzero.
4575 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
4576 * function.c (pop_function_context_from): Use free to free the
4577 fixup_var_refs_queue.
4578 (put_reg_into_stack): Allocate it with xmalloc.
4579 * genattrtab.c: Include ggc.h.
4580 (operate_exp): Don't use obstack_free when GC'ing.
4581 (simplify_cond): Likewise.
4582 (simplify_text_exp): Likewise.
4583 (optimize_attrs): Likewise.
4584 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
4586 (gencode): Generate a #include for ggc.h.
4587 * ggc-callbacks.c (ggc_p): Define it to zero.
4588 * ggc-none.c (ggc_p): Likewise.
4589 * ggc-simple.c: Include varray.h.
4590 (ggc_mark_tree_varray): New function.
4591 (ggc_add_tree_varray_root): Likewise.
4592 (ggc_mark_tree_varray_ptr): Likewise.
4593 * ggc.h (ggc_p): Declare.
4594 (varray_head_tag): Likewise.
4595 (ggc_add_tree_varray_root): Declare.
4596 * print-tree.c (print_node): Don't check for TREE_PERMANENT
4597 inconsistencies when GC'ing.
4598 * rtl.c: Include ggc.h.
4599 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
4600 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
4601 (rtx_free): Don't call obstack_free when GC'ing.
4602 * toplev.c (rest_of_compilation): Call ggc_collect after every
4604 * tree.c (push_obstacks): Do nothing, if GC'ing.
4605 (pop_obstacks_nochange): Likewise.
4606 (pop_obstacks): Likewise.
4607 (make_node): Use ggc_alloc_tree when GC'ing.
4608 (copy_node): Likewise.
4609 (get_identifier): Use ggc_alloc_string when GC'ing.
4610 (build_string): Likewise.
4611 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
4612 (tree_cons): Likewise.
4614 (type_hash_canon): Don't call obstack_free when GC'ing.
4616 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
4618 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
4619 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
4621 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
4622 Bernd Schmidt <bernds@cygnus.co.uk>
4623 Mark Mitchell <mark@codesourcery.com>
4625 * Makefile.in (stor-layout.o): Depend on ggc.h.
4626 (expr.o): Depend on ggc.h.
4627 (profile.o): Depend on ggc.h.
4628 (stor-layout.o): Depend on ggc.h.
4629 * emit-rtl.c (init_emit_once): Add gc roots.
4630 * expr.c: Include ggc.h.
4631 (emit_block_move): Add gc roots.
4632 (clear_storage): Likewise.
4633 * expr.h (init_stor_layout_once): New function.
4634 * profile.c: Include ggc.h.
4635 (init_arc_profiler): profiler_label is a root.
4636 * scan.c (make_sstring_space): Trust xrealloc to function
4637 correctly with first parameter NULL.
4638 * stor-layout.c: Include ggc.h.
4639 (set_sizetype): Add gc root.
4640 (init_stor_layout_once): New function.
4641 * toplev.c (compile_file): Call it.
4643 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
4644 Bernd Schmidt <bernds@cygnus.co.uk>
4645 Mark Mitchell <mark@codesourcery.com>
4647 * Makefile.in (tree.o): Depend on ggc.h.
4648 (varasm.o): Likewise.
4649 (function.o): Likewise.
4651 (except.o): Likewise.
4652 (optabs.o): Likewise.
4653 (emit-rtl.o): Likewise.
4654 * emit-rtl.c: Include ggc.h.
4655 (sequence_element_free_list): Remove, and all references.
4656 (mark_sequence): New functions.
4657 (mark_emit_state): New function.
4658 * except.c: Include ggc.h.
4659 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
4660 (mark_tree_label_node): New functions.
4661 (mark_eh_state): New function.
4662 * function.c: Include ggc.h.
4663 (mark_temp_slot, mark_function_chain): New functions.
4664 (mark_function_state): New function.
4665 (init_function_once): New function.
4666 * function.h (init_function_once): New function.
4667 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
4668 * ggc.h (label_node): Declare.
4669 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
4670 (lang_mark_false_label_stack): New function.
4671 (mark_temp_slot): Remove declaration.
4672 (mark_function_chain): Likewise.
4673 (mark_eh_state): Adjust prototype.
4674 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
4676 * optabs.c: Include ggc.h.
4677 (mark_optab): New function.
4678 (init_optabs): Add gc roots.
4679 * stmt.c: Include ggc.h.
4680 (mark_cond_nesting, mark_loop_nesting): New functions.
4681 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
4682 (mark_stmt_state): New function.
4683 * toplev.c (compile_file): Call init_function_once.
4684 * tree.c: Include ggc.h.
4685 (type_hash): Move declaration earlier in file.
4686 (TYPE_HASH_SIZE, type_hash_table): Likewise.
4687 (init_obstacks): Add gc roots.
4688 (mark_type_hash): New function.
4689 * varasm.c: Include ggc.h.
4690 (mark_pool_constant): New function.
4691 (mark_varasm_state): New function.
4693 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4695 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
4697 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4699 * c-decl.c (struct language_function): Renamed from struct c_function.
4701 (c_function_chain): Delete.
4702 (push_c_function_context): New arg F. Don't warn about nested
4703 functions here. Fill LANGUAGE elt of F. Delete code to update
4704 c_function_chain. Don't call push_function_context.
4705 (pop_c_function_context): New arg F. Restore from there instead of
4706 from c_function_chain. Don't call pop_function_context. Clear out
4707 LANGUAGE field of F when done.
4708 * c-lang.c: Include "function.h"
4709 (lang_init): Initialize save_lang_status and restore_lang_status.
4710 * c-parse.in (nested_function, nested_function_notype): Warn about
4711 nested functions. Call push_function_context/pop_function_context
4712 instead of the _c_ variants.
4713 * c-tree.h (push_c_function_context, pop_c_function_context): Update
4715 * Makefile.in (c-lang.o): Update dependencies.
4717 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
4718 regno_pointer_flag, regno_pointer_align.
4719 (gen_reg_rtx): Use xrealloc to enlarge them.
4720 (free_emit_status): New function.
4721 * function.c (mark_machine_status, mark_lang_status): New variables.
4722 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
4723 in some bits from assign_stack_local. All callers changed to use new
4725 (assign_stack_local): Just call assign_stack_local_1.
4726 (free_after_compilation): New function.
4727 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
4728 (trampoline_address): Likewise.
4729 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
4730 (prepare_function_start): Explicitly clear some more variables.
4731 * function.h (struct function): New elt can_garbage_collect.
4732 (mark_machine_status, mark_lang_status): Declare variables.
4733 (free_after_compilation, free_emit_status, free_varasm_status,
4734 init_varasm_status): Declare functions.
4735 * toplev.c (rest_of_compilation): Call free_after_compilation when
4736 done with the current function.
4737 * varasm.c (free_varasm_status): New function.
4739 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
4741 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
4742 (EXPAND_BUILTIN_VA_ARG): Define.
4743 * sparc.c (sparc_va_start): New.
4744 (sparc_va_arg): New.
4746 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4748 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
4750 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4752 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
4754 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
4756 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
4758 (ggc-callbacks.o): New target.
4759 * ggc-callbacks.c: New file.
4761 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4763 * expr.h: Collapse individual optab and libfunc vars to arrays.
4764 (optab_index, libfunc_index): New enumerations.
4765 (optab_table, libfunc_table): New arrays.
4766 Add accessor macros for both.
4768 * optabs.c (optab_table, libfunc_table): New.
4769 Delete declarations for individual optab and libfunc vars.
4771 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
4773 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
4775 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
4777 * Makefile.in (GGC, GGC_LIB): New.
4778 (HOST_RTL): Include ggc-none.o.
4779 (ggc-simple.o): New target.
4780 (ggc-none.o): Likewise.
4781 * tree.h (tree_common): Add gc_mark.
4782 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
4783 (struct rtvec_def): Add gc_mark.
4784 * emit-rtl.c (global_rtl): Update static initializers to contain
4785 enough initializers.
4786 * ggc.h, ggc-none.c, ggc-simple.c: New files.
4787 * toplev.c (gc_time): New variable.
4788 (all_time): New variable.
4789 (compile_file): Print gc time.
4790 (print_time): Calculate percentage of the whole.
4792 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4794 Change obstack memory management and varasm constant pool handling so
4795 that nested functions are treated like any other functions.
4796 * function.c (init_machine_status): New variable.
4797 (push_function_context_to): Set contains_functions for the outer
4798 function. Don't call save_varasm_status.
4799 (pop_function_context_from): Don't call restore_varasm_status. Don't
4800 set current_function_contains_functions.
4801 (prepare_function_start): Call init_varasm_status rather than
4802 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
4804 * function.h (struct function) Add field varasm. Delete fields
4805 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
4806 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
4807 (init_machine_status): Declare.
4808 (save_varasm_status, restore_varasm_status): Delete declarations.
4809 (save_tree_status, restore_tree_status): Delete last argument.
4810 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
4811 code. All callers changed.
4812 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
4813 save_constants_in_decl_trees, restore_constants, save_constants,
4814 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
4816 (inlining): New variable.
4817 (reg_map, label_map, insn_map, orig_asm_operands_vector,
4818 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
4820 (save_for_inline_nocopy): Don't save constants.
4821 Don't set inl_emit field in current_function.
4822 (expand_inline_function): Use emit field, not inl_emit, of the inlined
4823 function. Set new variable inlining before
4824 calling copy_rtx_and_substitute.
4825 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
4826 constant pool references if inlining is nonzero.
4827 Delete ADDRESS and (most of the) CONST cases.
4828 (output_inline_function): Save and restore current_function/
4829 current_function_decl. Delete restore_constants code. Don't call
4830 init_const_rtx_hash_table.
4831 * output.h (init_const_rtx_hash_table): Don't declare.
4832 * rtl.h (struct function): Declare.
4833 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
4834 * toplev.c (rest_of_compilation): Don't treat nested functions or
4835 functions containing them specially. Delete all code to deal with
4836 save_for_inline_copying.
4837 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
4838 inline_obstacks): Delete variables.
4839 (save_tree_status): Lose arg CONTEXT. All callers changed.
4840 Simply allocate a new function_maybepermanent_obstack for the new
4841 function, delete all the special cases.
4842 Don't save inline_obstacks.
4843 (restore_tree_status): Lose arg CONTEXT. All callers changed.
4844 Delete special handling for function_maybepermanent_obstack; simply
4846 Don't restore inline_obstacks.
4847 (permanent_allocation): Delete code that frees inline_obstacks.
4848 (print_inline_obstack_statistics): Delete function.
4849 (dump_tree_statistics): Don't call it.
4850 * varasm.c (struct varasm_status): New.
4851 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
4852 last_pool, pool_offset, const_double_chain): Delete global
4853 variables, replace with accessor macros.
4854 (immed_double_const): Don't walk const_double_chain outside a
4855 function, but don't treat nested functions specially anymore.
4856 (immed_real_const_1): Likewise.
4857 (clear_const_double_mem): Don't treat nested functions specially.
4858 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
4859 (save_varasm_status, restore_varasm_status): Delete functions.
4860 (init_varasm_status): New function.
4861 (force_const_mem): Don't treat nested functions specially.
4862 (find_pool_constant): Accept new arg F, search for constants in
4863 that function's pool rather than the current one. All callers
4865 (get_pool_constant_for_function, get_pool_mode_for_function): New
4868 * i386.c (init_386_machine_status): New function, mostly from
4869 clear_386_stack_locals.
4870 (struct machine_functions): Rename element names to avoid name
4872 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
4873 macros, replacing global variables.
4874 (clear_386_stack_locals, save_386_machine_status,
4875 restore_386_machine_status): Delete functions.
4876 (override_options): Initialize init_machine_status.
4877 * i386.h (INIT_EXPANDERS): Delete macro.
4878 (save_386_machine_status, restore_386_machine_status,
4879 clear_386_stack_locals): Delete declarations.
4881 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4883 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
4884 (doloop_begin): Simplify pattern and use emit_jump_insn.
4885 (doloop_end): Simplify pattern, switch operand order,
4886 and use emit_jump_insn.
4888 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
4890 * function.h (struct function): Add new element LANGUAGE.
4891 (save_lang_status): Declare new variable.
4892 (restore_lang_status): Likewise.
4893 * function.c (save_lang_status): Define.
4894 (restore_lang_status): Likewise.
4895 (push_function_context_to): Call language-specific save function.
4896 (pop_function_context_from): Call language-specific restore function.
4898 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4900 * i386.md (movsf_1): Check REG_P before use of REGNO.
4901 (movdf_1): Likewise.
4902 (movxf_1): Likewise.
4903 (extendsfdf2): Likewise.
4904 (extendsfxf2): Likewise.
4905 (extenddfxf2): Likewise.
4907 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4909 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
4910 constants into memory.
4911 (c4x_shiftable_constant): New function.
4912 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
4913 (c4x_shiftable_constant): Declare.
4914 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
4915 ashlqi3_noclobber): Add new patterns and associated splitters.
4917 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
4919 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
4920 * dwarf2out.c (dwarf2out_frame_init): Likewise.
4921 * final.c (shorten_branches): Likewise.
4922 * global.c (global_alloc): Likewise.
4923 * haifa-sched.c (build_control_flow): Likewise.
4924 * stmt.c (check_for_full_enumeration_handling): Likewise.
4925 (estimate_case_costs): Likewise.
4927 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
4929 * rtl.h (RTL_CHECKC2): Fix typo in last change.
4931 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
4933 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
4934 (recompute_reg_usage): Likewise.
4935 * rtlanal.c (find_regno_fusage): Likewise.
4937 * rtl.c (rtl_check_failed_code1): New function.
4938 (rtl_check_failed_code2): New.
4939 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
4940 (RTL_CHECKC1, RTL_CHECKC2): New.
4941 (XC*): New accessor macros.
4942 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
4943 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
4944 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
4945 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
4946 (TRAP_*, RANGE_INFO_*): Likewise.
4948 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4950 * Makefile.in (tlink.o): Don't depend on toplev.h.
4952 * collect2.c (c_file, o_file, export_file, import_file, ldout,
4953 output_file, nm_file_name, ldd_file_name, strip_file_name,
4954 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
4955 add_prefix, prefix_from_env, prefix_from_string, do_wait,
4956 fork_execute, maybe_unlink, add_to_list,
4957 extract_init_priority, write_list, dump_list,
4958 dump_prefix_list, write_list_with_asm, write_c_file,
4959 write_c_file_stat, write_c_file_glob, scan_prog_file,
4960 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
4961 ignore_library, extract_string, notice, dump_file, target_machine,
4962 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
4963 read_file, print_load_command): Constify a char*.
4964 (fdopen, error, fatal, fatal_perror): Don't prototype.
4965 (my_strerror): Remove. All callers use xstrerror instead.
4966 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
4967 (main): Add prototype. Constify lots of char* ptrs. Change calls
4968 to xcalloc/strcpy/strcat/... to one call to concat.
4969 (main, scan_prog_file, scan_libraries): Use an intermediate
4970 `const char **' to build an argv array.
4971 (mapfile, libselect, libcompare, locatelib): Add prototypes.
4973 * collect2.h (collect_execute, collect_wait, dump_file,
4974 file_exists): Constify a char*.
4975 (ldout, c_file_name, temporary_obstack, permanent_obstack,
4976 temporary_firstobj, vflag, debug): Add extern declarations.
4977 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
4979 * tlink.c: Don't include toplev.h.
4980 (vflag, debug, ldout, c_file_name, temporary_obstack,
4981 permanent_obstack, temporary_firstobj): Don't declare.
4982 (tlink_execute, frob_extension, symbol_hash_lookup,
4983 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
4984 recompile_files, read_repo_files, demangle_new_symbols,
4985 scan_linker_output): Constify a char*.
4986 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
4987 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
4989 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
4991 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
4992 (relative) rather than jsr (absolute) subroutine call insns.
4993 * config/m68k/m68k-coff.h: Ditto.
4995 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
4997 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
4998 now rework these too.
4999 (arm_reorg): If an insn can't reach the end of the current pool,
5000 ensure that we emit that pool before the insn.
5002 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
5004 * tlink.c (scan_linker_output): Skip the initial underscore in
5005 a mangled name if appropriate.
5007 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5009 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5010 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
5011 error_with_ivar, gen_declarator, create_builtin_decl,
5012 my_build_string, generate_descriptor_table, generate_ivars_list,
5013 generate_dispatch_table, check_protocols, TAG_GETCLASS,
5014 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
5015 dump_base_name, lang_decode_option, build_encode_expr,
5016 start_class, finish_class, encode_pointer, really_start_method,
5017 gen_declaration, dump_interface, handle_class_ref, handle_impent):
5019 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
5020 Add static prototypes.
5021 (build_objc_string_decl, build_selector_reference_decl,
5022 encode_bitfield, build_class_reference_decl): Remove unused
5023 parameter, all callers changed.
5024 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
5025 (objc_printable_name): Likewise. Change second parameter to type int.
5026 (init_objc): Use memcpy, not bcopy, to avoid casts.
5028 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
5030 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
5031 reg notes on a deleted insn.
5032 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
5034 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
5036 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
5038 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5040 * stmt.c (expand_asm_operands): Fix index into inout_mode when
5043 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
5045 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
5046 * tm.texi (MD_ASM_CLOBBERS): Document it.
5048 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
5050 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
5051 * except.c (expand_rethrow): Remove unused variable.
5052 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
5053 * flow.c (replace_insns): Likewise.
5054 (create_edge_list, verify_edge_list): Likewise.
5055 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
5057 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
5058 is special code to run.
5059 (main): Don't define operands to emit_operand.
5060 * genrecog.c (main): Don't emit an empty peephole2_insn function.
5062 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
5064 * alpha/alpha.h (normal_memory_operand): Declare.
5065 (reg_no_subreg_operand): Declare.
5066 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
5068 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
5070 * c-parse.in (compstmt_primary_start): New, broken out of first
5071 part of compstmt handling in primary.
5072 (primary): Use it. Add an error clause.
5073 (compstmt_nostart): Renamed from compstmt; remove all
5074 initial invocations of compstmt_start.
5077 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
5079 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
5082 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
5084 * combine.c (simplify_shift_const): Remove extra semicolon.
5085 * dwarf2out.c (remove_AT): Likewise.
5086 * expmed.c (expand_mult): Likewise.
5087 * gcov.c (create_program_flow_graph): Likewise.
5088 * reorg.c (mostly_true_jump): Likewise.
5090 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
5092 * fold-const.c (fold_range_test): Do not try to fold the range
5093 test if the rhs or lhs has side effects.
5095 * combine.c (simplify_rtx): Recognize another case of a synthesized
5098 * varasm.c (mark_constant_pool): When marking indirect references,
5099 only look at SYMBOL_REFs.
5101 * except.c (expand_fixup_region_end): Do not peek at
5102 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
5104 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
5106 * flags.h: New variables align_loops, align_loops_log,
5107 align_jumps, align_jumps_log, align_labels, align_labels_log,
5108 align_functions, align_functions_log.
5109 * toplev.c: Define them.
5110 (f_options): Handle -falign-* when they have no argument.
5111 (main): Add logic to set variables for -falign-functions,
5112 -falign-jumps, -falign-labels, -falign-loops.
5113 Make it -fsched-verbose=<n> and -finline-limit=<n>.
5114 (display_help): Change help to match options.
5115 * final.c (LABEL_ALIGN): Default to align_labels_log.
5116 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
5117 (LOOP_ALIGN): Default to align_loops_log.
5118 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
5119 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
5120 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
5121 * varasm.c (assemble_start_function): Handle align_functions.
5123 * config/sparc/sparc.h: Don't declare sparc_align_*.
5124 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
5125 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
5127 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
5129 * config/sparc/sparc.c: Delete sparc_align_loops,
5130 sparc_align_jumps, sparc_align_funcs and the corresponding string
5132 (sparc_override_options): Default align_functions on ultrasparc.
5133 Delete -malign-* handling.
5135 * config/mips/mips.c (override_options): On 64-bit targets,
5136 try to align code to 64-bit boundaries.
5137 (print_operand): New substitution, %~,
5138 which aligns labels to align_labels_log.
5139 * config/mips/mips.md (div_trap_normal): Use %~.
5140 (div_trap_mips16): Likewise.
5145 (ashldi3_internal): Likewise.
5146 (ashrdi3_internal): Likewise.
5147 (lshrdi3_internal): Likewise.
5148 (casesi_internal): Likewise.
5150 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
5152 Merge new ia32 backend from the branch!
5154 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
5155 See ChangeLog.P2 on new_ia32_branch for details.
5157 * rtl.h (stack_regs_mentioned_p): Delete prototype.
5158 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
5159 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
5160 * i386/gas.h (ASM_FILE_START): Define.
5161 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
5162 for name change of ix86_valid_decl_attribute_p.
5163 (i386_pe_valid_type_attribute_p): Similarly.
5165 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
5167 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
5168 to step through CC modes.
5170 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5172 * regmove.c (fixup_match_1): Don't move INSN in front of P if
5173 it would end up in the shadow of a live flags regsiter.
5175 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5177 * reload1.c: Fix many indentation problems.
5178 * reload.c: Likewise.
5180 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
5182 * alias.c (non_local_reference_p): Constify fmt.
5184 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
5186 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
5188 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
5190 * cse.c (delete_trivially_dead_insns): Do not delete stores to
5191 the internal_arg_pointer.
5193 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
5195 Merge peephole2 from new_ia32_branch:
5196 * Makefile.in (STAGESTUFF): Add *.peephole2.
5197 (mostlyclean): Likewise.
5198 (recog.o): Depend on resource.h.
5200 * final.c (peephole): Conditionalize decl on HAVE_peephole.
5201 (final_scan_insn): Likewise for the invocation of peephole.
5202 * genconfig.c (main): Look for peephole and peephole2 patterns.
5203 Emit HAVE_peephole* accordingly.
5204 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
5205 * flags.h (flag_peephole2): Declare.
5206 * toplev.c: New pass peephole2. New flag -fpeephole2.
5208 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
5209 * gencodes.c (main): Likewise.
5210 * genextract.c (main): Likewise.
5211 * genoutput.c (main): Likewise.
5212 * genemit.c (max_operand_1): Look for the max scratch operand.
5213 (gen_rtx_scratch): New.
5214 (gen_exp): Use it, and pass on new arg subroutine_type.
5215 (gen_expand): Take max scratch into account.
5216 (gen_split): Emit peephole2 functions.
5217 (output_peephole2_scratch): New.
5218 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
5219 * genrecog.c (routine_type): Add PEEPHOLE2.
5221 (make_insn_sequence): Match outer parallel for peep2. Discard
5222 top level scratches and dups.
5223 (add_to_sequence): New args insn_type and top. Update all callers.
5224 Handle toplevel peep2 matching insns.
5225 (write_subroutine): Handle peep2.
5226 (write_tree_1): Likewise.
5227 (write_tree): Likewise.
5229 (change_state): New arg afterward. Update all callers.
5230 Handle matching separate insns.
5231 * recog.c (recog_next_insn): New.
5232 (peephole2_optimize): New.
5233 * rtl.def (DEFINE_PEEPHOLE2): New.
5234 * resource.c (find_free_register): New argument last_insn. Use it
5235 to find a register available through the entire span.
5236 * resource.h (find_free_register): Update prototype.
5238 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
5240 * i386.c (output_strlen_unroll): Don't write xops[7]
5241 label if it wasn't set.
5243 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
5245 * cpplib.c (struct directive): Const-ify name pointer and
5246 function pointer prototype.
5247 (validate_else, do_define, do_line, do_include, do_undef,
5248 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
5249 do_elif, do_endif, do_sccs, do_assert, do_unassert,
5250 do_warning): Const-ify second arg.
5251 (directive_table): Mark const. Reorder entries by frequency
5252 of usage, record statistics.
5254 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
5256 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
5257 bounds- check RTL accesses if --enable-checking.
5258 (RTVEC_ELT): Bounds check if --enable-checking.
5259 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
5260 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
5261 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
5263 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5264 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
5266 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
5267 (NOTE_SOURCE_FILE): Use X0STR.
5268 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
5269 MEM_ALIAS_SET): Use X0INT.
5270 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
5271 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
5273 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
5274 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
5275 (rtl_check_failed_bounds, rtl_check_failed_type1,
5276 rtl_check_failed_type2, rtvec_check_failed_bounds): New
5278 (fancy_abort): Fix comment.
5280 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
5281 (cse_insn): Decrement LABEL_NUSES for jump target before
5283 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
5284 * final.c (alter_subreg): Compute regno before changing x to
5285 REG; set REGNO(x) after changing it.
5286 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
5287 notes containing CONST_INTs.
5288 (delete_eh_regions): Use NOTE_EH_HANDLER.
5289 * function.c (put_reg_into_stack): Make reg a MEM before
5291 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
5293 (gen_mem_addressof): Make reg a MEM before initializing it.
5294 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
5296 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
5297 deleting an insn, not after.
5298 (block_alloc): Only look at PATTERN(insn) if we have to, and
5299 only if it's format class 'i'.
5300 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
5301 CONST_INT before using its INTVAL.
5302 * print-rtl.c (print_rtx): Use X0STR.
5303 * regmove.c (fixup_match_1): Don't look at PATTERN of
5304 non-class-'i' insn chain elements.
5305 * reload.c (loc_mentioned_in_p): Take address of
5306 in->fld[1].rtx directly.
5307 * reload1.c (reload): Change reg to a MEM before initializing
5309 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
5311 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
5313 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
5315 * config/mips/mips.c (machine_dependent_reorg): Force a
5316 barrier to output the local constant pool if a barrier hasn't
5317 been found at a natural point in the instruction stream.
5319 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5321 * c-parse.in (language_string): Constify.
5323 * dwarf2out.c (language_string): Remove declaration.
5325 * dwarfout.c (language_string): Likewise.
5327 * toplev.c (language_string, init_parse, finish_parse): Likewise.
5329 * tree.h (language_string, init_parse, finish_parse): Declare.
5331 * i386/sun386.h (language_string): Remove declaration.
5333 * mips.h (language_string): Likewise.
5335 * nextstep.h (language_string): Likewise.
5337 * nextstep21.h (language_string): Likewise.
5339 * rs6000.c (language_string): Likewise.
5341 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5343 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
5344 (getpwd.o): Remove target.
5346 * getpwd.c: Delete file. Its in libiberty now.
5348 * dbxout.c (getpwd): Don't prototype.
5349 * dwarf2out.c (getpwd): Likewise
5350 * dwarfout.c (getpwd): Likewise
5351 * final.c (getpwd): Likewise.
5352 * protoize.c (getpwd): Likewise.
5354 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5356 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
5358 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5360 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
5363 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
5365 * fixinc/Makefile.in (subdir): New.
5366 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
5369 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
5371 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
5372 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
5375 * invoke.texi: Fix typo.
5377 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
5378 changed. Handle autoincrement addressing modes.
5380 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
5381 just like we would the virtual incoming args register when
5384 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
5386 * rs6000.h (ASM_FILE_START): Specify complete filename, including
5387 path, in .file directive.
5389 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
5391 * gcc.texi (External Bugs): Remove obsolete note about Perl on
5394 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
5396 * stdbool.h: Make the typedef name _Bool, with bool a #defined
5399 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5401 * tree.c (tree_code_name): Constify a char*.
5403 * tree.h (tree_code_name, decl_printable_name): Likewise.
5405 * function.h (struct function): Likewise.
5407 * toplev.c (decl_name, decl_printable_name): Likewise.
5409 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
5411 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
5412 (init_objc): Remove function pointer cast.
5414 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5416 * pa.md (interspace_jump): New pattern.
5417 (builtin_longjmp): New expander.
5419 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
5421 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
5422 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
5423 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
5425 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
5427 * jump.c (delete_prior_computation): Also check calls
5428 to constant functions. Don't bother checking for a
5429 REG_UNUSED note before adding it.
5430 (delete_computation): Handle multi-word hard registers
5431 when synthesizing missing REG_DEAD notes for a register
5432 which is both set and used by an insn.
5434 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5436 * loop.c (this_loop_info): New variable.
5437 (loop_has_call, loop_has_volatile, loop_has_tablejump,
5438 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
5440 (prescan_loop, strength_reduce): New argument loop_info. All callers
5442 (scan_loop): New variable loop_info, initialise to address of
5444 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
5445 Delete variable loop_has_multiple_exit targets and replace with
5446 field in this_loop_info.
5447 (find_and_verify_loops): Rename this_loop to this_loop_num.
5448 (strength_reduce): Delete loop_iteration_info. Replace variable
5449 loop_info with function argument of same name.
5450 (insert_bct): Rework test for loop being completely unrolled.
5452 * loop.h (struct loop_info): New fields num, loops_enclosed,
5453 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
5454 has_indirect_jump, and cont. Redefine use of unroll_number.
5455 (loop_unroll_number): Delete.
5457 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
5459 (loop_iterations): Delete variable vtop and instead use
5460 loop_info->vtop computed in prescan_loop.
5462 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
5464 * fix-header.c (main): Do not pass a null pointer to strcmp.
5466 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
5468 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
5470 * configure: Rebuilt.
5472 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
5474 * jump.c (jump_optimize_1): Do not delete assignments to
5475 internal_arg_pointer.
5476 * cse.c (delete_trivially_dead_insns): Always consider a set of
5477 the internal_arg_pointer live.
5479 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
5481 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
5482 (update_life_info) [REG_WAS_0]: Search the original insns rather
5483 than the new insns for the note. Fix typos finding note_dest.
5484 If no dest found, discard the note rather than abort.
5485 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
5486 (replace_insns): Remove the old insn list after update_life_info
5489 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
5491 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
5493 (sched_analyze_1): Let add_dependence care for not adding dups.
5494 (sched_analyze_2): Likewise.
5495 (add_branch_dependences): Likewise.
5497 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
5499 * i386/winnt.c (export_list): New type.
5500 (exports_head): Rename to
5501 (export_head): this.
5502 (i386_pe_record_exported_symbol): Add is_data flag.
5503 (i386_pe_asm_file_end): Emit directive for exported variables.
5504 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
5506 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
5507 (ASM_DECLARE_OBJECT_NAME): Likewise.
5508 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5509 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5511 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
5513 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
5515 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
5518 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
5520 * config/openbsd.h: Define SET_ASM_OP.
5521 * tm.texi: cross-reference SET_ASM_OP in the index.
5523 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
5525 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
5526 for a CONST_DOUBLE, at compile time. Initialize rtx_length
5527 and class_narrowest_mode at compile time. Kill init_rtl.
5528 Mark rtx_length, mode_class, mode_size, mode_unit_size,
5529 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
5530 rtx_format as const. Kill all references to EXTRA_CC_MODES or
5532 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
5534 * rtl.h: Declare rtx_length and rtx_format as const.
5535 * machmode.def: Define CC(). Use CC() to define CCmode. If
5536 EXTRA_CC_MODES is defined, expand it here.
5537 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
5538 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
5539 const. Kill all references to EXTRA_CC_MODES.
5541 * toplev.c: Don't prototype or call init_rtl.
5542 * optabs.c: Don't call init_mov_optab.
5543 * genemit.c: Don't generate init_mov_optab. Don't call
5545 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
5547 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
5548 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
5549 genrecog.c: Don't call init_rtl.
5551 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
5552 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
5553 definition of EXTRA_CC_MODES.
5555 * md.texi: Kill ref to EXTRA_CC_NAMES.
5556 * tm.texi: Document new way to define EXTRA_CC_MODES.
5558 * genrecog.c: Do not look up the name of a define_split.
5561 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
5563 * config/v850/v850.md: Fix typo introduced by previous delta.
5565 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5567 * gcc.c (fatal): Make definition static to match prototype.
5569 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5571 * combine.c (get_last_value): Don't look for earlier sets if the last
5572 known set is somewhere in between the insns being combined.
5574 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
5576 * configure.in: Don't use shell ! to negate exit codes
5577 * configure: Regenerate
5579 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
5581 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
5582 the fact that ALIGN is measured in bits, not bytes.
5584 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
5586 * errors.c: New file; defines functions error, warning, and
5587 fatal, variables have_error and progname.
5588 * errors.h: New file; prototypes and decls for stuff in errors.c.
5590 * Makefile: Add rules to build errors.o and
5591 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
5592 genopinit, genrecog, genextract, genpeep, genattr, and
5593 genoutput with errors.o. Add errors.h to deps of genconfig.o,
5594 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
5595 genpeep.o, genattr.o, and genoutput.o.
5597 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
5598 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
5599 define or prototype fatal. Set progname at beginning of main.
5600 * genoutput.c: Likewise, and don't define or prototype error
5603 * c-typeck.c (c_expand_start_case): Return immediately if exp
5605 * fold-const.c (operand_equal_p): Return immediately if arg1
5606 or arg0 are ERROR_MARKs.
5607 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
5608 fields of type ERROR_MARK when calculating if the record can
5611 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
5612 with much help from Jeffrey A Law and Richard Henderson
5614 * i386.md: In the 6 insns which call output_fix_trunc,
5615 earlyclobber operands[0].
5617 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
5619 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
5620 creating new registers.
5622 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
5624 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
5625 i386_reg_alloc_order, i386_regparm_string,
5626 i386_align_loops_string, i386_align_jumps_string,
5627 i386_align_funcs_string, i386_preferred_stack_boundary_string,
5628 and i386_branch_cost_string as type "const char *".
5629 * i386.c: Define all above strings as type "const char *".
5631 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
5633 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
5634 when emitting alignment padding. Emit padding byte of 0 instead of 4.
5636 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
5638 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
5639 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
5641 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
5643 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
5644 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
5645 (dwarf2out_line, dwarf2out_finish): Likewise.
5646 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
5648 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
5650 * tree.c (lang_unsave_expr_now) : Correct return type.
5651 * tree.h (lang_unsave_expr_now) : Same.
5653 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
5655 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
5656 instead of duplicating code.
5658 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5660 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
5662 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
5664 * tree.h: fancy_abort always takes three args.
5665 * resource.c: Move include of system.h before toplev.h.
5667 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
5669 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
5672 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
5674 * system.h: Don't redefine abort or trim_filename.
5675 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
5676 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
5677 whether or not __FUNCTION__ is available.
5678 * tree.h: Duplicate rtl.h's definition of abort, for files
5679 that don't include rtl.h. Delete all code to perform type
5680 checking with a compiler other than GCC.
5681 * varray.h: Delete all code to perform type checking with a
5682 compiler other than GCC. Make VARRAY_CHECK() always evaluate
5683 its arguments exactly once, using a statement expression.
5684 Adjust the VARRAY_<type> accessor macros to match.
5685 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
5686 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
5687 caller's location. Define fatal_insn and fatal_insn_not_found
5688 as macros that use _fatal_insn and _fatal_insn_not_found.
5689 (fancy_abort, trim_filename): Kill prototypes.
5691 * rtl.c (trim_filename): Move here from toplev.c.
5692 (fancy_abort): New function.
5693 (DIR_SEPARATOR): Provide default definition.
5694 * tree.c (tree_check_failed, tree_class_check_failed): Go
5695 through fancy_abort.
5696 (tree_check, tree_class_check, cst_or_constructor_check,
5697 expr_check): Delete.
5698 * varray.c (varray_check_failed): New function.
5699 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
5700 _fatal_insn and _fatal_insn_not_found. Go through
5702 (trim_filename, fancy_abort): Delete.
5704 * builtins.c (expand_builtin_args_info): Report ICE with abort.
5705 * except.c (start_catch_handler): Report ICE with error/abort
5707 * final.c (output_operand_lossage): Likewise.
5708 * flow.c (verify_flow_info): Likewise.
5710 * gcc.c: Prototype fatal.
5711 * gengenrtl.c: Undef abort after including rtl.h not system.h.
5712 * genattr.c, genattrtab.c, genemit.c, genextract.c,
5713 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
5714 Don't define fancy_abort.
5716 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
5718 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
5721 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
5723 * m88k.h (VERSION_INFO2): Kill.
5724 (VERSION_STRING): Kill.
5726 (VERSION_INFO1): Tidy.
5727 (TARGET_VERSION): Update.
5728 * m88k/dgux.h (VERSION_INFO2): Kill.
5729 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
5730 * m88k/luna.h (VERSION_INFO1): Tidy.
5731 * m88k/sysv4.h (VERSION_INFO1): Likewise.
5732 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
5733 (output_file_start): Adjust for death of VERSION_STRING.
5735 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
5737 * cpplib.c (detect_if_not_defined): New function.
5738 (do_if): Use it to detect potential once-only headers.
5740 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
5742 * c-common.c (combine_strings): Always set TREE_CONSTANT.
5744 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
5746 * combine.c (nonzero_bits) : Allow single-ly set registers to be
5747 anywere in the function only if they are pseudos and set before
5748 being used (not live at the start of the function).
5749 (num_sign_bit_copies) : Same.
5750 (get_last_value_validate) : Same.
5751 (get_last_value) : Same.
5753 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
5755 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
5756 where N and M are constant and N is an integer multiple of M.
5758 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5760 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
5761 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
5762 sbitmap_union_of_preds): Add prototypes.
5763 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
5764 the intersection of successors with the new flow graph structures.
5765 (sbitmap_intersection_of_preds): New function to compute the
5766 intersection of predecessors with the new flow graph structures.
5767 (sbitmap_union_of_succs): New function to compute the union of
5768 successors with the new flow graph structures.
5769 (sbitmap_union_of_preds): New function to compute the union of
5770 predecessors with the new flow graph structures.
5771 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
5772 (expr_reaches_here_p): Use edge and basic_block structures instead
5773 of s_preds and s_succs.
5774 (compute_cprop_avinout): Use new sbitmap routines.
5775 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
5776 of s_preds and s_succs.
5777 * flow.c (compute_flow_dominators): Compute dominators using
5778 edges and basic blocks instead of s_preds and s_succs.
5780 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
5782 * lists.c (unused_insn_list, unused_expr_list): New file for
5783 maintaining various types of lists. New statics for maintaining a
5784 cache of available INSN_LIST and EXPR_LIST nodes.
5785 (free_list): Static function for freeing a list of INSN/EXPR nodes.
5786 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
5787 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
5788 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
5789 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
5790 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
5791 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
5792 (free_INSN_LIST_node): Free an individual INSN_LIST node.
5793 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
5794 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
5795 (remove_dependence, free_pending_lists): Use new global routines.
5796 (flush_pending_lists, sched_analyze_insn): Use new global routines.
5797 (sched_analyze, compute_block_backward_dependences): Use new routines.
5798 (sched_analyze_1, sched_analyze_2): Use new routines.
5799 (schedule_insns): Use new global routines.
5800 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
5802 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
5803 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
5805 * toplev.c (rest_of_compilation): Initialize node cache.
5806 * Makefile.in (OBJS): Add lists.o to list of object files.
5807 (lists.o): Add dependancies.
5809 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
5811 * config/v850/v850.md: Fix compile time warning messages.
5812 * config/v850/v850.c: Fix compile time warning messages.
5813 * config/v850/v850.h: Fix compile time warning messages.
5815 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5817 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
5818 Remove unused prototype for `init_lengths'.
5820 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5822 * calls.c (emit_call_1): Mark parameter `stack_size' with
5824 (expand_call): Initialize variable `insn'.
5825 (emit_library_call): Likewise for variable `high_to_save'.
5826 (emit_library_call_value): Likewise.
5827 (store_one_arg): Likewise for variables `lower_bound' and
5830 * combine.c (try_combine): Likewise for variables `i2_code_number'
5831 and `other_code_number'.
5832 (find_split_point): Likewise for variables `pos', `unsignedp' and
5834 (simplify_if_then_else): Likewise for variables `op' and `c1'.
5835 (simplify_and_const_int): Remove unused variable `width'.
5836 (merge_outer_ops): Likewise.
5838 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
5839 HOST_WIDE_INT' when comparing against one.
5840 (simplify_relational_operation): Likewise.
5841 (cse_insn): Initialize variables `src_eqv_volatile',
5842 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
5844 * final.c (init_final): Constify parameter `filename'.
5845 (final_start_function): Mark parameter `optimize' with
5847 (profile_function): Likewise for parameters `first' and `optimize'.
5848 (output_source_line): Likewise for parameter `file'.
5850 * integrate.c (subst_constants): Cast a value to `size_t' when
5851 comparing against one.
5852 (mark_stores): Initialize variable `mode'. Cast a value to
5853 `size_t' when comparing against one.
5855 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
5857 * loop.c (move_movables): Initialize variable `first'.
5858 (strength_reduce): Likewise for variable `increment'.
5859 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
5860 value to `size_t' when comparing against one.
5861 (load_mems): Initialize variable `end_label'.
5863 * output.h (init_final): Constify parameter.
5865 * reload.c (decompose): Initialize variable `base'.
5867 * reload1.c (reload): Likewise for variable `is_scalar'.
5868 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
5869 (choose_reload_regs): Initialize variable `mode'.
5870 (emit_reload_insns): Likewise for variable `store_insn'.
5871 (reload_cse_noop_set_p): Mark parameter `insn' with
5873 (reload_combine): Initialize variable `set'.
5875 * unroll.c (unroll_loop): Likewise for variable `local_label'.
5876 (copy_loop_body): Cast a value to `size_t' when comparing against
5879 * varasm.c (assemble_variable): Initialize variable `size_tree'.
5880 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
5881 (remove_from_pending_weak_list): Mark parameter `name' with
5884 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5886 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
5889 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
5891 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
5892 (ASM_DECLARE_FUNCTION_NAME): Define.
5893 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
5894 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
5895 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
5896 not already defined.
5898 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
5900 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
5901 of n_popped when call/call_value are not defined.
5903 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
5905 * tm.texi: GNU CC -> GCC conversion.
5906 (CC1_SPEC): Indicate it is used for all language front ends.
5908 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
5910 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
5911 NOTE_INSN_EH_REGION_END correctly.
5913 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
5914 Jeff Law <law@cygnus.com>
5916 * loop.c (strength_reduce): Automatically unroll loops if the
5917 unrolled loop size is smaller than the rolled loop size.
5919 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
5920 and delete comment that code should be rewritten.
5922 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
5924 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
5927 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
5929 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
5931 * fixinc/mkfixinc.sh: Don't fix uwin headers.
5932 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
5933 (LINK_SPEC): Add -u _main when building executables.
5934 (ASM_DECLARE_FUNCTION): Update from Cygwin.
5935 (ASM_FILE_END): Use the default for ix86-pe.
5936 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
5938 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
5940 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
5941 and ASM_CLOSE_PAREN are empty strings.
5943 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
5944 Geoffrey Keating <geoffk@cygnus.com>
5946 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
5947 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
5948 (unprotoize.o): Ditto.
5949 (test-protoize-simple): Don't define STD_PROTO_DIR.
5950 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
5951 changes to make 'test-protoize-simple' pass.
5952 (STD_PROTO_DIR): Remove define.
5953 (STANDARD_EXEC_PREFIX): Supply default define.
5954 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
5955 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
5956 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
5957 (GET_ENV_PATH_LIST): New macro.
5958 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
5959 (do_processing): Initialize default_syscalls_dir using new
5960 macros. Use it to initialize syscalls_absolute_filename.
5962 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
5964 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
5965 B into a register before emit_conditional_move.
5967 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
5969 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
5970 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
5971 multiplicand out of (+ (* a b) (* c d)).
5973 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
5974 Richard Henderson <rth@cygnus.com>
5976 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
5977 (new_insn_dead_notes): Likewise.
5978 (update_n_sets): Likewise.
5979 (update_flow_info): Move to flow.c, renamed to update_life_info;
5980 extend to handle multiple source insns.
5981 * flow.c: Include resource.h
5982 (unlink_insn_chain): New.
5983 (split_hard_reg_notes): New.
5984 (maybe_add_dead_note): New.
5985 (maybe_add_dead_note_use): New.
5986 (find_insn_with_note): New.
5987 (new_insn_dead_notes): New.
5988 (update_n_sets): New.
5989 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
5990 (maybe_remove_dead_notes): New.
5991 (update_life_info): New.
5992 (prepend_reg_notes): New.
5993 (replace_insns): New.
5994 * output.h (update_life_info): Declare.
5995 * recog.c (split_block_insns): Use update_life_info.
5996 * resource.c (find_free_register): Use reg_alloc_order, don't use
5997 fixed regs, make sure the mode is supported, don't use new regs.
5999 * rtl.h (replace_insns): Declare.
6001 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
6003 * expr.c (expand_expr): Cope with COND_EXPRs with one
6004 non-returning branch.
6006 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
6008 * expr.c (store_expr): Always pass down the target, even when not
6011 1999-08-24 Nick Clifton <nickc@cygnus.com>
6013 * configure.in: Define target_cpu_default for v850 targets.
6014 * configure: Regenerate
6016 * config/v850/v850.h (TARGET_CPU_generic): Define.
6017 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
6018 addresses are 4 byte aligned.
6020 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
6023 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6025 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
6026 (main): Add prototypes.
6028 * genattrtab.c (substitute_address, write_const_num_delay_slots,
6029 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
6030 (write_attr_get): Emit prototypes along with function definition.
6031 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
6032 (write_complex_function): Emit static prototype along with
6033 function definition.
6035 * genemit.c (gen_split): Emit prototypes along with function
6038 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
6039 Likewise for predicates and `insn_operand_predicate'.
6040 (process_template): Emit static prototype along with function
6043 * genrecog.c (make_insn_sequence): Constify a char*. Add
6044 prototypes for get_split_*().
6045 (write_subroutine): Emit prototypes along with function
6048 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6050 * gcse.c (find_avail_set): Follow chains of register-register copies.
6051 Use oprs_not_set_p to guarantee that the returned value can be
6053 (cprop_insn): Don't verify the return value of find_avail_set with
6056 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
6057 (cprop_cc0_jump): New function.
6058 (cprop_insn): Break out new function cprop_jump and use it.
6059 Also use cprop_cc0_jump for machines with CC0.
6060 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
6062 * tree.h (current_function_calls_setjmp,
6063 current_function_calls_longjmp): Delete declarations.
6064 * dsp16xx.c: Include "function.h".
6065 * elxsi.c: Likewise.
6066 * gmicro.c: Likewise.
6067 * h8300.c: Likewise.
6070 * mn10200.c: Likewise.
6071 * mn10300.c: Likewise.
6072 * ns32k.c: Likewise.
6076 * rtl.h (rtx_equal_function_value_matters): Declare.
6077 * toplev.c (rtx_equal_function_value_matters): Don't declare.
6079 * function.c: Likewise.
6080 * emit-rtl.c: Likewise.
6082 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
6084 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
6087 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6089 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
6092 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
6094 * cpp.texi: Add a node documenting macro varargs (copied
6097 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
6099 * cppspec.c: Put a null pointer at the end of the new argv.
6101 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
6103 * configure.in: Remove code to select/de-select the haifa
6104 scheduler. Every scheduled port gets haifa now.
6105 * configure: Rebuilt.
6106 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
6108 * Makefile.in: Corresponding changes.
6110 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6112 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
6113 All callers changed.
6114 (prepare_float_lib_cmp): Likewise.
6115 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
6116 * expr.h (emit_float_lib_cmp): Delete declaration.
6117 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
6118 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
6119 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
6121 (cmptf): Now conditional on TARGET_HARD_QUAD.
6123 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
6125 * resource.c (mark_target_live_regs): Use
6126 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
6128 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6130 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
6132 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
6134 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
6136 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6138 * rtl.h (rtx_format): Constify a char*.
6140 * rtl.c (rtx_format): Likewise.
6141 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
6142 (init_rtl): Use accessor macro, not `rtx_format'.
6144 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
6147 * caller-save.c (mark_referenced_regs): Likewise.
6149 * combine.c (subst, make_compound_operation, known_cond,
6150 gen_rtx_combine, update_table_tick, get_last_value_validate,
6151 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
6153 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
6154 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
6155 count_reg_usage): Likewise.
6157 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
6160 * final.c (leaf_renumber_regs_insn): Likewise.
6162 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
6163 dump_edge_info, count_reg_references): Likewise.
6165 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
6166 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
6169 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
6170 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
6171 add_label_notes): Likewise.
6173 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
6174 clear_struct_flag, count_sub_rtxs, count_alternatives,
6175 compares_alternatives_p, contained_in_p, walk_attr_value,
6176 write_expr_attr_cache): Likewise.
6178 * genconfig.c (walk_insn_part): Likewise.
6180 * genemit.c (max_operand_1, gen_exp): Likewise.
6182 * genextract.c (walk_rtx): Likewise.
6184 * genflags.c (num_operands): Likewise.
6186 * genoutput.c (scan_operands): Likewise.
6188 * genpeep.c (match_rtx): Likewise.
6190 * genrecog.c (add_to_sequence): Likewise.
6192 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
6195 * integrate.c (save_constants, copy_for_inline,
6196 copy_rtx_and_substitute, subst_constants, restore_constants):
6199 * jump.c (mark_jump_label, invert_exp, redirect_exp,
6200 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
6202 * local-alloc.c (contains_replace_regs, memref_referenced_p):
6205 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
6206 add_label_notes, replace_call_address, count_nonfixed_reads,
6207 invariant_p, find_single_use_in_loop, find_mem_givs,
6208 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
6211 * print-rtl.c (reg_names, print_rtx): Likewise.
6213 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
6215 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
6216 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
6217 print_blocks): Likewise.
6219 * regclass.c (fix_register, record_address_regs,
6220 reg_scan_mark_refs): Likewise.
6222 * regmove.c (stable_but_for_p): Likewise.
6224 * reload.c (loc_mentioned_in_p, operands_match_p,
6225 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
6226 copy_replacements, refers_to_regno_for_reload_p,
6227 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
6228 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
6231 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
6232 delete_address_reloads_1, count_occurrences,
6233 reload_cse_mem_conflict_p, reload_combine_note_use,
6234 add_auto_inc_notes): Likewise.
6236 * resource.c (mark_referenced_resources, mark_set_resources):
6239 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
6240 reg_mentioned_p, regs_set_between_p, modified_between_p,
6241 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
6242 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
6243 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
6244 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
6246 * sched.c (sched_analyze_2, attach_deaths): Likewise.
6248 * stupid.c (stupid_mark_refs): Likewise.
6250 * unroll.c (remap_split_bivs): Likewise.
6252 * varasm.c (mark_constants): Likewise.
6254 * a29k/a29k.c (uses_local_reg_p): Likewise.
6256 * alpha/alpha.c (summarize_insn): Likewise.
6258 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
6259 eliminate_lr2ip): Likewise.
6261 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
6263 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
6264 reg_mentioned_in_mem): Likewise.
6266 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
6267 symbolic_reference_mentioned_p): Likewise.
6269 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
6271 * sh/sh.c (regs_used, mark_use): Likewise.
6273 * vax/vax.c (vax_rtx_cost): Likewise.
6275 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6277 * machmode.h (mode_name): Constify a char*.
6279 * rtl.c (mode_name): Likewise.
6281 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
6283 * optabs.c (init_libfuncs): Constify a char*.
6285 * print-tree.c (mode_name): Remove redundant declaration.
6286 (print_node): Use accessor macro, not `mode_name'.
6288 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
6290 (new_spill_reg): Constify a char*.
6292 * tree.c (mode_name): Remove redundant declaration.
6294 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6296 * rtl.c (rtx_name): Constify a char*.
6298 * rtl.h (rtx_name, fix_sched_param): Likewise.
6300 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
6301 (mypr): Use accessor macro, not `rtx_name'.
6303 * genemit.c (print_code): Constify a char*.
6305 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
6307 * genpeep.c (print_code): Constify a char*.
6309 * genrecog.c (print_code): Likewise.
6311 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
6312 end_bb): Add static prototype.
6313 (draw_edge): Constify a char*.
6314 (end_bb): Remove unused parameter.
6316 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
6317 print_block_visualization): Constify a char*.
6319 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
6321 * c-common.c (c_get_alias_set): Update comment.
6323 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
6325 * linux.h (LIB_SPEC): Added.
6327 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6329 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
6331 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
6333 * tree.c (expr_check): Fix typo in last change.
6335 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
6337 * rtl.def (NOTE): Change format to "iuu0n".
6338 (ADDR_DIFF_VEC): Change format to "eEee0".
6339 (ADDRESSOF): Change format to "eit".
6341 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
6342 (RTVEC_ELT): Change to match.
6343 (XVECEXP): Use XVEC and RTVEC_ELT.
6344 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
6345 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
6346 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
6347 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
6348 TRAP_CONDITION, TRAP_CODE): Use XEXP.
6349 (INTVAL): Use XWINT.
6350 (ADDRESSOF_DECL): Use XTREE.
6351 (SET_ADDRESSOF_DECL): Delete.
6352 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
6353 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
6354 ifdefed out since 2.6 at least.
6355 (gen_rtvec_vv): Delete prototype.
6357 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
6359 (copy_most_rtx): Handle 't' format letter.
6360 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
6361 (gen_rtvec_vv): Delete function. All callers changed to use
6362 gen_rtvec_v instead.
6363 * print-rtl.c (print_rtx): Move special casing of NOTEs to
6364 the '0' format letter.
6366 * function.c (gen_mem_addressof): Don't use
6367 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
6369 * integrate.c (copy_rtx_and_substitute): Likewise.
6370 Copy 't' slots with XTREE.
6371 (subst_constants): Treat 't' slots like '[swi]' slots.
6372 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
6373 * jump.c (rtx_equal_for_thread_p): Likewise.
6374 * rtlanal.c (rtx_equal_p): Likewise.
6375 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
6376 only four arguments.
6377 * gengenrtl.c (type_from_format): Provide correct types for
6381 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
6382 If a recent gcc is in use (always in stage2 and beyond), use
6383 statement expressions, so we don't make a function call unless
6384 the check fails. Evaluate arguments exactly once.
6385 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
6386 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
6388 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
6389 they evaluate their arguments exactly once, irrespective of
6390 the compiler in use.
6392 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
6393 is used by the currently-enabled check macros. This is:
6394 (tree_check_failed, tree_class_check_failed): For gcc.
6395 (tree_check, tree_class_check, cst_or_constructor_check,
6396 expr_check): For other compilers.
6398 * gencheck.c: Do not define any *_CHECK1 macros.
6400 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
6401 Mark Mitchell <mark@codesourcery.com>
6403 * c-common.c (c_get_alias_set): Fix support for poitners and
6406 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
6408 * alias.c: Include tree.h.
6409 (nonlocal_reference_p, mark_constant_function): New functions.
6410 * flow.c (life_analysis): Call mark_constant_function.
6411 * rtl.h (mark_constant_function): Declare it.
6413 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
6415 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
6416 unrecognisable switches.
6418 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6420 * loop.c (recombine_givs): Set ix field after sorting.
6421 (recombine_givs): Remove bogus index / giv lockstep looping.
6423 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6425 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
6427 (emit_store_flag_force): Use do_compare_rtx_and_jump.
6428 (do_cmp_and_jump): Formatting fixes.
6429 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
6430 do_compare_rtx_and_jump instead of compare_from_rtx.
6431 (do_compare_rtx_and_jump): New function; mostly copied from
6433 (do_jump_for_compare): Delete.
6434 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
6436 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
6437 of compare/do_jump_for_compare pairs.
6438 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
6439 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
6440 compare_from_rtx/do_jump_for_compare pairs.
6441 (do_jump_by_parts_equality): Likewise.
6442 (do_jump_by_parts_equality_rtx): Likewise.
6443 * expr.h (do_compare_rtx_and_jump): Declare.
6444 * optabs.c (prepare_cmp_insn): New function, contains most of the code
6445 that used to be in emit_cmp_insn.
6446 (cmp_available_p): New function.
6447 (prepare_operand): New function.
6448 (emit_cmp_and_jump_insn_1): New function, contains some code that used
6449 to be in emit_cmp_insn.
6450 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
6451 parameters to be pointers; don't emit final compare but modify some of
6452 the values pointed to by the args so the caller can perform the
6454 (expand_binop): Call emit_store_flag_force with signed forms of
6456 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
6457 emit_jump_insn pair.
6458 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
6459 emit_cmp_and_jump_insn_1. Call emit_queue.
6460 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
6462 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
6463 jump sets cc0 before deleting it.
6464 * integrate.c (expand_inline_function): Likewise.
6465 * unroll.c (unroll_loop): Similar changes in several places.
6466 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
6469 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6471 * Makefile.in (insn-recog.o): Update dependencies.
6472 * genrecog.c (main): Make generated file include "function.h".
6474 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
6476 * cse.c (cse_insn): Call never_reached_warning when a jump is
6477 changed to be unconditional.
6478 * flags.h: Declare warn_notreached.
6479 * flow.c (delete_block): Call never_reached_warning when
6481 * jump.c (delete_barrier_successors): Call never_reached_warning
6482 when we delete everything after a BARRIER.
6483 (never_reached_warning): New function.
6484 * rtl.h: Declare never_reached_warning.
6485 * toplev.c (warn_notreached): New variable.
6486 (lang_independent_options): Set warn_notreached
6487 when -Wunreachable-code.
6488 (compile_file): We need line numbers for -Wunreachable-code.
6490 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
6492 * haifa-sched.c (insn_unit): Fix typo on out of range test.
6493 * sched.c (insn_unit): Likewise.
6495 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
6497 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
6499 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6501 * flow.c (create_edge_list): Use xmalloc, not malloc.
6503 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
6505 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
6506 C-style comments. Do not lose the character before double slash.
6508 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6510 * basic-block.h (struct edge_list): Stucture to maintain a vector
6512 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
6513 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
6514 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
6515 New function prototypes.
6516 * flow.c (create_edge_list): Function to create an edge list.
6517 (free_edge_list): Discards memory used by an edge list.
6518 (print_edge_list): Debug output showing an edge list.
6519 (verify_edge_list): Internal consistency check for an edge list.
6520 (find_edge_index): Function to find an edge index for a pred and succ.
6522 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
6524 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
6527 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
6529 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
6531 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6533 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6535 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
6537 * toplev.c (rest_of_compilation): Allow machine dependent
6538 reorganisation pass to place information into the RTL dump
6539 file if it so wishes.
6541 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
6543 * explow.c (hard_function_value): Use VOIDmode instead of
6545 * stmt.c (expand_return): Likewise.
6546 * stor-layout.c (get_best_mode): Likewise.
6548 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
6549 emit call instead of emit_insn call.
6551 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
6553 * configure.in: Handle --disable/enable-win32-registry.
6554 * install.texi: Document --disable/enable-win32-registry.
6555 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
6556 (WIN32_REGISTRY_KEY): New macro.
6557 * prefix.c: Use to enable/disable win32-specific code.
6558 (lookup_key): Use versioned key.
6559 * configure: Regenerate.
6560 * config.in: Likewise.
6562 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
6564 * cpplib.c (read_line_number): New fn, split out of...
6567 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
6569 tree.c (lang_unsave_expr_now) : New.
6570 (unsave_expr_now): Call lang_unsave_expr_now.
6571 tree.h (lang_unsave_expr_now) : New.
6573 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
6575 * toplev.c (flag_new_exceptions): On by default.
6577 1999-08-13 Michael Meissner <meissner@cygnus.com>
6579 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
6581 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6583 * dwarfout.c (fundamental_type_code): Return FT_boolean for
6584 INTEGER_TYPE with precision==1, it's __java_boolean.
6586 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6588 * global.c (prune_preferences): Move some invariants out of the
6591 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
6593 * configure.in (alpha*-dec-osf*): Add osf5.
6595 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
6597 * configure.in: Rework handling of ARM GNU/Linux slightly.
6598 (arm*-*-linux-gnuoldld): New target.
6599 * configure: Regenerate.
6600 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
6601 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
6602 * config/arm/linux-oldld.h: New file.
6603 * config/arm/linux-elf26.h: Don't include linux-elf.h.
6604 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
6606 * config/arm/linux-elf.h (ASM_SPEC): Define.
6607 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
6608 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
6609 for 26-bit APCS and old linker.
6610 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
6612 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
6613 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
6614 don't define `arm' or `arm_elf'.
6615 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
6616 MULTILIB_DIRNAMES): Define. Fix typo in comment.
6618 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
6620 * rtl.texi: Fix typo.
6622 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
6624 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
6626 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
6628 * extend.texi (C++ Signatures): Remove node.
6629 * invoke.texi: Remove discussion of -fhandle-signatures,
6630 signature, sigof, __signature__, and __sigof__.
6632 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
6634 * Makefile.in (JAVAGC): Removed.
6636 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
6638 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6640 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
6642 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
6644 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
6646 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
6647 a register that is already known to be a pointer.
6649 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
6651 * fixinc/inclhack.tpl: Only install assert.h conditionally.
6652 * fixinc/inclhack.sh: Regenerated.
6653 * fixinc/fixincl.sh: Regenerated.
6655 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
6657 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
6658 Fix documentation of -ansi flag to describe its C++ behavior.
6659 Remove bogus reference to GCC 2.9.
6661 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
6663 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
6664 note if it is non-NULL.
6666 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6668 * except.h (eh_nesting_info): Add new structure defintion.
6669 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
6670 (reachable_handlers, update_rethrow_references): Add function
6672 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
6673 a rethrow symbol instead of an integer exception region number.
6674 * flow.c (Make_edges): Use new exception nesting routines to determine
6675 which handlers are reachable from a CALL or asynchronous insn.
6676 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
6678 (delete_eh_regions): Update rethrow labels, and don't delete
6679 regions which are the target of a rethrow.
6680 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
6681 avoid overloading the SYMBOL_REF_USED flag.
6682 (rethrow_symbol_map): Use new rethrow_ref field.
6683 (rethrow_used): Use new rethrow_ref field.
6684 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
6685 of an integer. Fix formatting.
6686 (output_exception_table_entry): Use new rethrow_ref field.
6687 (can_throw): Check for EH_REGION_NOTE before deciding
6688 whether a CALL can throw or not.
6689 (scan_region): Call rethrow_used() instead of accessing data structure.
6690 (update_rethrow_references): New function to make sure only regions
6691 which are still targets of a rethrow are flagged as such.
6692 (process_nestinfo): New static function to initialize a handler
6693 list for a specific region.
6694 (init_eh_nesting_info): New function to allocate and initialize
6695 the list of all EH handlers reachable from all regions.
6696 (reachable_handlers): New function to retrieve the list of handlers
6697 reachable from a specific region and insn.
6698 (free_eh_nesting_info): New function to dispose of a list of
6701 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6703 * flow.c (split_edge): Set JUMP_LABEL field.
6704 (commit_one_edge_insertion): Set head correctly for insert_before.
6705 When inserting insns, update insn block numbers if allocated.
6707 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6709 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
6710 retry_incomplete_types): Add static prototype.
6711 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
6712 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
6713 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
6714 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
6715 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
6718 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
6719 dwarf2out_start_source_file, dwarf2out_line): Likewise.
6721 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6723 * output.h (assemble_name): Constify a char*.
6725 * varasm.c (UNIQUE_SECTION, assemble_start_function,
6726 assemble_variable, assemble_name): Likewise.
6728 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
6730 * arm/pe.c (arm_pe_unique_section): Likewise.
6732 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
6734 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
6736 * i386/interix.c (i386_pe_unique_section): Likewise.
6738 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
6740 * i386/winnt.c (i386_pe_unique_section): Likewise.
6742 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
6744 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
6746 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
6748 * pa/pa.c (output_call): Likewise.
6750 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
6752 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
6754 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
6757 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
6760 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
6762 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
6763 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
6765 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
6767 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6769 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
6771 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6773 * tree.h (lang_identify): Constify a char*.
6774 (print_error_function): Add extern prototype. Constify a char*.
6776 * c-lang.c (lang_identify): Constify a char*.
6778 * objc/objc-act.c (lang_identify): Constify a char*.
6780 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6782 * genpeep.c (main): Make generated file include "function.h".
6783 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
6785 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6787 * Makefile.in: Update dependencies.
6788 * alias.c: Include "function.h"
6789 * c-decl.c: Likewise.
6790 * caller-save.c: Likewise.
6791 * calls.c: Likewise.
6792 * combine.c: Likewise.
6794 * explow.c: Likewise.
6795 * final.c: Likewise.
6796 * global.c: Likewise.
6797 * graph.c: Likewise.
6798 * local-alloc.c: Likewise.
6800 * optabs.c: Likewise.
6801 * profile.c: Likewise.
6802 * recog.c: Likewise.
6803 * regclass.c: Likewise.
6804 * regmove.c: Likewise.
6805 * reload.c: Likewise.
6806 * reorg.c: Likewise.
6807 * resource.c: Likewise.
6808 * sched.c: Likewise.
6809 * stupid.c: Likewise.
6810 * config/1750a/1750a.c: Likewise.
6811 * config/a29k/a29k.c: Likewise.
6812 * config/arc/arc.c: Likewise.
6813 * config/arm/arm.c: Likewise.
6814 * config/arm/thumb.c: Likewise.
6815 * config/c4x/c4x.c: Likewise.
6816 * config/clipper/clipper.c: Likewise.
6817 * config/convex/convex.c: Likewise.
6818 * config/fx80/fx80.c: Likewise.
6819 * config/i860/i860.c: Likewise.
6820 * config/m68k/m68k.c: Likewise.
6821 * config/m88k/m88k.c: Likewise.
6822 * config/mips/mips.c: Likewise.
6823 * config/pdp11/pdp11.c: Likewise.
6824 * config/pyr/pyr.c: Likewise.
6825 * config/romp/romp.c: Likewise.
6826 * config/sh/sh.c: Likewise.
6827 * config/tahoe/tahoe.c: Likewise.
6828 * config/vax/vax.c: Likewise.
6829 * config/we32k/we32k.c: Likewise.
6830 * config/sparc/sparc.c: Include "function.h".
6831 (mem_min_alignment): Test current_function rather than
6832 regno_pointer_align.
6833 * config/pa/pa.c: Likewise.
6834 (compute_frame_size): Delete declaration of
6835 current_function_outgoing_args_size.
6836 * config/arc/arc.h (current_function_varargs): Delete declaration.
6837 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
6839 * config/i370/i370.h (current_function_outgoing_args_size): Delete
6841 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
6842 current_function_uses_pic_offset_table.
6843 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
6844 of current_function_returns_pointer.
6845 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6846 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6847 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6848 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6849 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6850 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
6851 * config/m88k/m88k.c: Include "function.h"
6852 (call_used_regs, current_function_pretend_args_size,
6853 current_function_outgoing_args_size, frame_pointer_needed): Delete
6855 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
6857 * config/mips/mips.h (current_function_calls_alloca): Delete
6859 * config/mn10200/mn10200.h (current_function_needs_context,
6860 rtx_equal_function_value_matters): Delete declarations.
6861 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
6862 flag_pic): Delete declarations.
6863 * config/pa/pa.h (current_function_pretend_args_size,
6864 current_function_decl): Delete declarations.
6865 * config/pa/som.h (current_function_varargs): Delete declaration.
6866 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
6868 * config/pyr/pyr.h (current_function_pretend_args_size,
6869 current_function_args_size, current_function_calls_alloca): Delete
6871 * config/sh/sh.h (current_function_varargs): Delete declaration.
6872 * config/sparc/sparc.h (current_function_outgoing_args_size,
6873 current_function_calls_alloca, current_function_decl): Delete
6875 * config/spur/spur.h (current_function_pretend_args_size,
6876 current_function_calls_alloca): Delete declarations.
6877 * config/v850/v850.c (current_function_outgoing_args_size): Delete
6879 * config/vax/vms.h (current_function_name): Delete declaration.
6880 * gcse.c: Include "function.h".
6881 (current_function_name, current_function_calls_setjmp): Delete
6883 * haifa-sched.c: Include "function.h".
6884 (forced_labels): Delete declaration.
6886 * reg-stack.c: Likewise.
6887 * reload1.c: Likewise.
6888 * genemit.c (main): Make generated file include function.h.
6889 * genoutput.c (output_prologue): Likewise.
6891 * builtins.c (saveregs_value, apply_args_value): Delete variables.
6892 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
6893 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
6894 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
6895 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
6896 macros for some of them.
6897 (emit_filename, emit_lineno): Delete declarations.
6898 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
6899 regno_pointer_* variables through current_function.
6900 (gen_inline_header_rtx): Delete function.
6901 (save_emit_status): Delete function.
6902 (set_new_last_label_num): New function.
6903 (clear_emit_caches): New function.
6904 (restore_emit_status): Just clear last_labelnum and call
6906 (get_last_insn_anywhere): Variable sequence_stack is now accessed
6907 through macro seq_stack.
6908 (add_insn_after): Likewise.
6909 (add_insn_before): Likewise.
6910 (remove_insn): Likewise.
6911 (pop_topmost_sequence): Likewise.
6912 (in_sequence_p): Likewise.
6913 (start_sequence_for_rtl_expr): Likewise.
6914 (start_sequence): Likewise, and likewise for
6915 sequence_rtl_expr/seq_rtl_expr.
6916 (push_topmost_sequence): Likewise.
6917 (end_sequence): Likewise.
6918 (init_virtual_regs): Now takes a "struct emit_status *" argument.
6919 All callers changed. Store into that pointer instead of globals.
6920 (init_emit): Allocate emit elt of current_function.
6921 Changes for sequence_rtl_expr/sequence_stack renaming.
6922 Call clear_emit_caches instead of doing it in-line.
6923 Access regno_pointer_* variables through current_function.
6924 (init_emit_once) Don't clear sequence_stack.
6926 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
6928 (arg_pointer_save_area): Delete declaration.
6929 (finish_expr_for_function): Renamed from init_queue; no longer static.
6930 (init_expr): Don't call init_queue.
6931 (save_expr_status, restore_expr_status): Delete functions.
6932 (expand_expr): Changes to reflect new layout of struct function.
6933 Don't access current_function_check_memory_usage when current_function
6935 * expr.h (forced_labels, save_expr_regs, saveregs_value,
6936 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
6937 current_function_outgoing_args_size, current_function_arg_offset_rtx,
6938 current_function_uses_const_pool, function_call_count,
6939 current_function_uses_pic_offset_table, nonlocal_labels,
6940 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
6941 current_function_check_memory_usage, nonlocal_goto_handler_slots,
6942 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
6944 (finish_expr_for_function): Declare.
6945 * flags.h (current_function_has_nonlocal_label,
6946 current_function_has_nonlocal_goto, current_function_is_thunk,
6947 current_function_has_computed_jump): Delete declarations.
6948 * flow.c (forced_labels): Delete declaration.
6949 * function.c (current_function_pops_args,
6950 current_function_returns_struct, current_function_returns_pcc_struct,
6951 current_function_needs_context, current_function_calls_setjmp,
6952 current_function_calls_longjmp, current_function_has_nonlocal_label,
6953 current_function_has_nonlocal_goto, current_function_is_thunk,
6954 current_function_has_computed_jump, current_function_calls_alloca,
6955 current_function_contains_functions, current_function_returns_pointer,
6956 current_function_epilogue_delay_list, current_function_args_size,
6957 current_function_pretend_args_size, current_function_arg_offset_rtx,
6958 current_function_outgoing_args_size, current_function_varargs,
6959 current_function_stdarg, current_function_args_info, cleanup_label,
6960 current_function_name, current_function_uses_const_pool,
6961 current_function_instrument_entry_exit, current_function_return_rtx,
6962 current_function_uses_pic_offset_table, nonlocal_labels,
6963 current_function_internal_arg_pointer, current_function_cannot_inline,
6964 current_function_check_memory_usage, function_call_count,
6965 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
6966 nonlocal_goto_stack_level, return_label, save_expr_regs,
6967 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
6968 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
6969 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
6970 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
6971 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
6973 (push_function_context_to): Don't save them. Don't call
6974 save_storage_status, save_emit_status or save_expr_status.
6975 (pop_function_context_from): Don't restore them. Don't call
6976 restore_storage_status or restore_expr_status.
6977 (get_func_frame_size): New function.
6978 (get_frame_size): Use it.
6979 (assign_outer_stack_local): Reflect some member name changes in struct
6981 (put_reg_into_stack): Likewise.
6982 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
6984 (fixup_var_refs): Likewise.
6985 (fix_lexical_addr): Likewise.
6986 (trampoline_address): Likewise.
6987 (prepare_function_start): Clear field inlinable of current_function.
6988 (init_function_for_compilation): New function.
6989 (expand_dummy_function_end): New function.
6990 (expand_function_end): Call finish_expr_for_function.
6991 * function.h (struct emit_status): New; fields moved here from struct
6992 function and from global variables. Add accessor macros for some of
6994 (struct expr_status): Likewise.
6995 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
6996 (struct function): Add fields expr and emit, inlinable, inl_emit,
6997 original_arg_vector, original_decl_initial, inl_last_parm_insn,
6998 inl_max_label_num. Add many comments.
6999 Add accessor macros for all elts of struct function that no longer
7000 have a global variable.
7001 (cleanup_label, return_label, frame_offset, tail_recursion_label,
7002 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
7003 stack_slot_list): Delete declarations.
7004 (get_func_frame_size): Declare.
7005 (save_expr_status, restore_expr_status, save_emit_status,
7006 save_storage_status, restore_storage_status): Delete declarations.
7007 (init_virtual_regs): Declare.
7008 * output.h (current_function_pops_args,
7009 current_function_returns_struct, current_function_returns_pcc_struct,
7010 current_function_needs_context, current_function_calls_setjmp,
7011 current_function_calls_longjmp, current_function_calls_alloca,
7012 current_function_has_nonlocal_label, current_function_varargs,
7013 current_function_has_computed_jump, current_function_returns_pointer,
7014 current_function_contains_functions, current_function_args_size,
7015 current_function_pretend_args_size, current_function_stdarg,
7016 current_function_outgoing_args_size, current_function_args_info,
7017 current_function_name, current_function_return_rtx,
7018 current_function_epilogue_delay_list,
7019 current_function_uses_const_pool, current_function_cannot_inline):
7020 Delete declarations.
7021 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
7022 regno_reg_rtx): Delete declaration.
7023 (REGNO_POINTER_FLAG): Delete macro.
7024 * stmt.c (expand_goto): Changes to reflect that some fields in struct
7025 function were renamed.
7026 * stor-layout.c (save_storage_status, restore_storage_status): Delete
7028 * toplev.c: Include "function.h".
7029 (current_function_decl): Delete declaration.
7030 (compile_file): Call init_dummy_function_start and
7031 expand_dummy_function_end around some initializations that need to
7033 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
7034 Call init_function_for_compilation.
7035 * unroll.c: Include "function.h"
7036 (unroll_loop): Access regno_pointer_* variables through
7039 * tree.h (struct tree_decl): Add elt f to saved_insns member.
7040 (DECL_SAVED_INSNS): use it.
7041 (expand_dummy_function_end): Declare.
7042 (init_function_for_compilation): Declare.
7043 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
7044 that it's no longer an INLINE_HEADER.
7045 (expand_call): Likewise.
7046 * integrate.c (finish_inline): Delete function.
7047 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
7048 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
7049 args. Don't generate an INLINE_HEADER rtx, just return the arg
7050 vector. All callers changed.
7051 (save_for_inline_copying): Create a duplicate struct emit_status to
7052 hold the emit state for compiling the current function. Use this and
7053 the other new fields in struct function that are for integration
7054 instead of an INLINE_HEADER.
7055 Use memcpy instead of bcopy.
7056 Store the current struct function in DECL_SAVED_INSNS of fndecl.
7057 (save_for_inline_nocopy): Similar changes, except no new emit_status
7059 (expand_inline_function): Get information from function structure,
7060 not from an inline header rtx.
7061 (output_inline_function): Lose code to extract the necessary
7062 information from an inline header; simply put back the function
7063 structure into current_function. Clear its inlinable elt.
7064 * rtl.def (INLINE_HEADER): Delete.
7065 * rtl.h: Delete all accessors for an INLINE_HEADER.
7066 (gen_inline_header_rtx): Delete declaration.
7067 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
7068 Delete declarations.
7069 (REGNO_POINTER_ALIGN): Delete.
7070 (clear_emit_caches): Declare.
7071 (set_new_last_label_num): Declare.
7073 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
7075 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
7077 * except.c (expand_eh_region_start_for_decl): Always start a new block.
7078 * stmt.c (is_eh_region): Make sure current_function is present, too.
7080 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
7082 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
7083 for 64bit PA targets.
7085 * pa.h (SELECT_SECTION): Define.
7086 * som.h (SELECT_SECTION): Delete.
7088 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7090 * alias.c (init_alias_analysis): Wrap call to
7091 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
7093 1999-08-07 Bruce Korb <autogen@linuxbox.com>
7095 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
7096 <sys/asm.h> contains an asm comment with an apostrophe
7097 * fixinc/inclhack.sh: regen
7098 * fixinc/fixincl.x: regen
7100 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
7102 * function.c (init_function_start): Clear prologue & epilogue.
7103 (prologue_epilogue_contains): New function.
7104 * alias.c (init_alias_analysis): Use it.
7105 * rtl.h (prologue_epilogue_contains): Declare it.
7107 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
7109 * jump.c (onlyjump_p): New function.
7110 * rtl.h: Declare it.
7111 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
7112 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
7114 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
7116 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
7117 to invert loops. Simplify block scanning.
7119 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7121 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
7122 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
7124 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
7126 * config/sparc/liteelf.h: New file to support sparclite-elf target
7127 * config/sparc/t-sp86x: New file to support sparc86x targets
7128 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
7129 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
7130 * configure.in: Support above target triplets
7131 * configure: Regenerated
7133 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
7135 * fixinc/server.c (server_setup): Do not prefix function used as
7138 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
7140 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
7141 Remove fp reg alternatives.
7143 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
7145 * Makefile.in (TAROUTOPTS): Kill.
7146 (install-headers-tar): Use "xpf" for tar headerfile extraction
7147 * i370/x-oe (TAROUTOPTS): Delete.
7148 * m68k/x-apollo68 (TAROUTOPTS): Delete.
7149 * m68k/x-hp320 (TAROUTOPTS): Delete.
7150 * m68k/x-hp320g (TAROUTOPTS): Delete.
7151 * gcc.texi: Update bug reporting text.
7153 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7155 * reg-stack.c (change_stack) Fixed problem with negative array index.
7157 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
7159 * extend.texi, install.texi: Fix spelling mistakes.
7161 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
7162 (s-attrtab); No longer try to use pre-made insn-attrtab file.
7163 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
7165 * mips/t-ecoff: Likewise.
7166 * mips/t-elf: Likewise.
7167 * mips/t-mips: Likewise.
7168 * mips/t-osfrose: Likewise.
7169 * mips/t-r3900: Likewise.
7170 * mips/t-svr3: Likewise.
7171 * mips/t-svr4: Likewise.
7172 * mips/t-ultrix: Likewise.
7174 * gcc.texi: Document recommend means to provide software floating
7175 point libraries in libgcc.a
7177 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
7179 * c-lex.c (yylex): We can have a number with no digits.
7181 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
7183 * jump.c (delete_prior_computation): New function, broken
7184 out of delete_computation. Check for side effects with
7185 side_effects_p instead of FIND_REG_INC_NOTE. Handle
7186 multi-word hard registers.
7187 (delete_computation): Use it. Check for side effects with
7188 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
7189 missing REG_DEAD note for a register which is both set and
7192 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
7194 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
7195 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
7196 (ASM_FILE_START): Import _mcount with the right type.
7197 (ASM_DECLARE_FUNCTION_NAME): Define.
7198 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7199 * pa.c (output_function_prologue): Always emit the function's label
7201 * pa.h (TEXT_SPACE_P): Define.
7202 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7203 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
7204 * som.h (TEXT_SPACE_P): Delete.
7205 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
7206 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
7208 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
7210 * expr.c (emit_group_load): Allow src to be a CONCAT.
7212 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7214 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
7215 (___mulsi3): Use '!' comment character.
7217 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7219 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
7221 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
7223 * gcc.c: Update URLs and mail addresses.
7224 * gcc.texi: Likewise.
7226 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
7228 * rs6000.c (current_file_function_operand): Return zero for
7230 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
7232 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
7235 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
7237 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
7238 allocate space in the stack frame for the PIC register.
7240 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
7242 * m68k.md (xordi3, anddi3): These patterns are not available on
7245 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
7247 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
7248 (PUT_REAL): Likewise.
7250 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7252 * final.c (shorten_branches): Don't add an alignment for loops
7253 that have no label inside.
7255 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7257 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
7258 prototypes in macro HAVE_cmpstrsi.
7260 * cpplib.c (cpp_get_token): Remove unused label `op3'.
7262 * emit-rtl.c (operand_subword): Remove unused variable
7265 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
7267 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
7269 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
7271 * cpphash.c (macroexpand): Delete leading whitespace when arg
7272 is concatenated before.
7273 (unsafe_chars): Correct test for whether + and - can extend a
7276 * cppinit.c (cpp_start_read): Do dependencies for
7277 -include/-imacros files also.
7279 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
7280 tokenizing non-directive lines.
7281 (cpp_expand_to_buffer): Temporarily disable no-output mode.
7282 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
7285 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7287 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
7289 * c-lex.c: Sync with C++ frontend.
7290 (linemode): New variable.
7291 (parse_float): imag, conversion_errno, and type are output only.
7292 (yylex): Adjust. Move initial '.' case into main switch.
7294 (handle_generic_pragma): Just deal with tokens.
7295 (readescape): Use ISXDIGIT and ISGRAPH.
7296 * c-parse.in: Add END_OF_LINE token.
7298 * c-lex.c (lang_init): Generalize.
7299 (nextchar): Remove. Replace uses with UNGETC.
7300 (skip_white_space): Handle linemode here. Optimize for cpplib.
7301 (skip_white_space_on_line): Remove.
7302 (extend_token_buffer_to): New fn.
7303 (extend_token_buffer): Use it.
7304 (read_line_number, check_newline): Just deal with tokens.
7305 (token_getch, token_put_back): New fns.
7306 (yylex): Use them. More cpplib optimizations. Simplify.
7308 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7309 Jason Merrill <jason@yorick.cygnus.com>
7311 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
7312 (consume_string): Make this smart about USE_CPPLIB.
7313 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
7314 (yylex): Rewrite to be intelligent about USE_CPPLIB.
7315 Also, clean up cases where we redundantly set token_buffer[0].
7316 (read_line_number): New fn.
7317 (ignore_escape_flag): New variable.
7319 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
7321 * a29k/t-a29kbare: Fix some comments.
7322 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
7323 (FPBIT, DPBIT): Define.
7324 * a29k/t-vx29k: Likewise.
7325 * arc/t-arc: Likewise.
7326 * arm/t-arm-elf: Likewise.
7327 * arm/t-bare: Likewise.
7328 * arm/t-pe: Likewise.
7329 * arm/t-pe-thumb: Likewise.
7330 * arm/t-semi: Likewise.
7331 * arm/t-thumb: Likewise.
7332 * arm/t-thumb-elf: Likewise.
7333 * arm/t-thumb-linux: Likewise.
7334 * h8300/t-h8300: Likewise.
7335 * i960/t-i960: Likewise.
7336 * i960/t-vxworks960: Likewise.
7337 * m32r/t-m32r: Likewise.
7338 * mips/t-ecoff: Likewise.
7339 * mips/t-elf: Likewise.
7340 * mips/t-r3900: Likewise.
7341 * pa/t-pro: Likewise.
7342 * rs6000/t-aix43: Likewise.
7343 * rs6000/t-beos: Likewise.
7344 * rs6000/t-newas: Likewise.
7345 * rs6000/t-ppccomm: Likewise.
7346 * rs6000/t-rs6000: Likewise.
7347 * rs6000/t-winnt: Likewise.
7348 * rs6000/t-xnewas: Likewise.
7349 * rs6000/t-xrs6000: Likewise.
7350 * sh/t-sh: Likewise.
7351 * sparc/t-elf: Likewise.
7352 * sparc/t-sparcbare: Likewise.
7353 * sparc/t-sparclite: Likewise.
7354 * sparc/t-splet: Likewise.
7355 * v850/t-v850: Likewise.
7356 * mn10200/t-mn10200: Fix comments.
7357 * mn10300/t-mn10300: Likewise.
7359 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
7360 dummy operand. Allocate a new pseudo for the dummy operand.
7361 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
7363 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
7365 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
7367 * configure: Rebuilt.
7368 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
7370 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
7372 * recog.c (preproces_constraints): Zero recog_op_alt before
7373 processing the constraints.
7375 * arm.c (typedef minipool_node): Renamed from pool_node.
7376 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
7377 (add_minipool_constant): New function.
7378 (dump_minipool): New function.
7379 (find_barrier): Remove special case for getting the insn size of
7380 an insn that references the constant pool.
7381 (minipool_fixup): New structure.
7382 (push_minipool_barrier): New function.
7383 (push_minipool_fix): New function.
7384 (note_invalid_constants): New function.
7385 (add_pool_constant, dump_table, fixit, broken_move): Delete.
7386 (arm_reorg): Rewrite code to fix up the constant pool into a
7387 series of mini-pools embedded in the insn stream.
7388 (arm_output_epilogue): New function, made mainly from the body
7389 of output_func_epilogue.
7390 (output_func_epilogue): Move insn generation part of epilogue code
7391 to arm_output_epilogue.
7392 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
7393 * arm.md (pool_range): New attribute.
7394 (zero_extendqidi2): Add attribute pool_range.
7395 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
7396 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
7397 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
7398 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
7399 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
7400 (epilogue): New expand.
7401 (epilogue_insn): New insn. Call arm_output_epilogue.
7403 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
7404 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
7406 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
7408 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7410 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7412 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
7414 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
7416 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
7418 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
7420 * global.c: Fix comment.
7422 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
7424 * gcc.c (access_check): New static function.
7425 (find_a_file): Use it when searching a directory list.
7426 * collect2.c (find_a_file): Don't accept directories found when
7427 searching a directory list.
7429 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
7431 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
7432 function parameters with `&'.
7433 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
7435 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
7437 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
7438 or tidy_fallthru_edge if the last insn in the block is not
7439 an unconditional jump or a simple conditional jump.
7441 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7443 * Makefile.in (c-decl.o): Depends on defaults.h.
7445 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
7447 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
7449 (CLASS_MAX_NREGS): Likewise.
7451 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
7453 * cse.c (cse_insn): Fix dumb thinko in last change.
7455 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7457 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
7460 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
7462 * dwarf2out.c (add_location_or_const_value_attribute): Correct
7463 test for sizes of passed and declared parameter types.
7465 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7467 * fixincludes: Fix the return type of bsearch, char* -> void*.
7469 * fixinc/inclhack.def: Likewise.
7471 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
7473 * invoke.texi (-fdump-translation-unit): New option.
7475 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
7477 * expr.h (PROMOTE_PROTOTYPES): Move ...
7478 * defaults.h: ... to here.
7479 * c-decl.c: Include defaults.h instead of expr.h.
7480 * c-typeck.c: Include defaults.h.
7482 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
7484 * toplev.h (errorcount): Declare.
7485 (warningcount): Likewise.
7486 (sorrycount): Likewise.
7487 * c-lex.c (errorcount): Don't declare.
7488 * dwarf2out.c (errorcount): Don't declare.
7490 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
7492 * config/libgloss.h: Add a note discouraging use with ELF.
7493 * configure.in: Don't use libgloss.h for ELF targets.
7494 Always use_collect2 on a.out targets.
7496 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
7498 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
7499 (force_to_mode, case ASHIFTRT): Add shiftrt label.
7501 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7503 * loop.c (strength_reduce): When doing biv->giv conversion, update
7504 reg note of NEXT->insn.
7506 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7508 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
7510 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7512 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
7513 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
7514 Ensure expr.h is included.
7515 * c-typecheck.c (convert_arguments): Ditto.
7517 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
7519 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
7520 * config/convex/convex.h: Ditto.
7521 * config/dsp16xx/dsp16xx.h: Ditto.
7522 * config/fx80/fx80.h: Ditto.
7523 * config/gmicro/gmicro.h: Ditto.
7524 * config/i370/i370.h: Ditto.
7525 * config/i386/i386.h: Ditto.
7526 * config/m32r/m32r.h: Ditto.
7527 * config/m68k/m68k.h: Ditto.
7528 * config/m88k/m88k.h: Ditto.
7529 * config/mips/mips.h: Ditto.
7530 * config/pa/pa.h: Ditto.
7531 * config/pyr/pyr.h: Ditto.
7532 * config/tahoe/tahoe.h: Ditto.
7533 * config/we32k/we32k.h: Ditto.
7535 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
7538 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
7540 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
7543 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
7545 1999-08-02 Richard Henderson <rth@cygnus.com>
7547 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
7548 for the register spill block.
7550 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
7551 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
7553 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
7554 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
7555 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
7557 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7559 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
7560 MAX_WCHAR_TYPE defined in sparc.h.
7561 * config/sparc/linuxaout.h: Likewise.
7562 * config/sparc/linux64.h: Likewise.
7563 Also default to -mvis if CPU is UltraSPARC.
7565 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7567 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
7568 (RTX_OK_FOR_OLO10): Likewise.
7569 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
7570 %lo(), allow it in addresses...
7571 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
7572 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
7573 does not make sense.
7574 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
7575 (sparc_output_scratch_registers): New function.
7576 (output_function_prologue, sparc_flat_output_function_prologue): Use
7578 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
7580 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
7581 * configure.in: Add check for .register pseudo-op support in as and
7582 check for offsetable %lo().
7583 * acconfig.h: Add templates for the above checks.
7584 * configure: Regenerate.
7586 1999-08-02 Richard Henderson <rth@cygnus.com>
7588 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
7589 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
7590 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
7592 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7594 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
7597 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
7599 * config/float-sparc.h: New file.
7600 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
7601 sparc-*-linux-gnu and sparc64-*-linux*.
7603 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7605 * rs6000.c (rs6000_va_list): Type is an array.
7606 (rs6000_va_start): Don't doubly adjust for varargs.
7607 (rs6000_va_arg): Evaluate long long GPR adjustment.
7609 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
7611 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
7612 -maix64 and -maix32.
7613 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
7614 LINK_SPEC): Change appropriately.
7615 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
7616 (u_short_cint_operand): Likewise.
7617 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
7619 * rs6000/t-aix43 (MULTILIB): Change to -m64.
7621 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
7623 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
7625 * rs6000/rs6000.c (num_insns_constant_wide): Correct
7627 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
7628 (non_add_cint_operand): Likewise.
7629 (logical_operand): Likewise.
7630 (non_logical_cint_operand): Likewise.
7631 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
7632 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
7633 (rs6000_select_rtx_section): Suppress warning.
7634 (small_data_operand): Suppress warning.
7635 (rs6000_got_register): Suppress warning.
7636 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
7637 type, so `J' is generally the wrong constraint for a SImode value;
7639 (andsi3_internal2): Likewise.
7640 (andsi3_internal3): Likewise.
7641 (iorsi3_internal1): Likewise.
7642 (xorsi3_internal1): Likewise.
7644 (movsf_softfloat): Likewise.
7645 (scc insns): Likewise.
7646 (movsi+2): Preserve sign bits of SImode constant.
7647 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
7648 (movdf+1): Sign-extend properly.
7649 (movdi_32+1): Sign-extend properly.
7650 (scc insns): Sign-extend properly.
7652 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
7655 1999-08-02 Richard Henderson <rth@cygnus.com>
7657 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
7659 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
7660 * alpha.md (all fp insns): Likewise.
7662 1999-08-02 Nick Clifton <nickc@cygnus.com>
7664 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
7667 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
7669 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
7670 pic_load_label generator directly.
7671 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
7672 No longer a named pattern.
7674 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
7676 * explow.c (force_reg): Call force_operand if X does not
7677 satisfy general_operand.
7679 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
7681 * fix-header.c (main): When testing for CONTINUED, use string
7682 equality, not pointer equality.
7684 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
7686 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
7688 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
7690 * cse.c (cse_insn): Fix loop which deletes insns after a jump
7691 that has become an unconditional jump.
7693 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
7694 (output_function_epilogue): Similarly.
7696 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7698 * tree.h (init_dummy_function_start): Declare.
7700 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7702 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
7703 last_expr_type, last_expr_value, block_start_count, block_stack,
7704 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
7705 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
7706 dynamically in stmt elt of struct function for each function.
7707 (struct nesting): Rename function_call_count elt to n_function_calls,
7708 target_temp_slot_level to block_target_temp_slot_level. All users
7710 (struct stmt_status): New structure definition.
7711 Add many accessor macros for stmt_status elements which previously
7712 were global variables.
7713 (init_stmt_for_function): Allocate stmt elt for current_function.
7714 Reflect that block_start_count was renamed to
7715 current_block_start_count.
7716 (save_stmt_status, restore_stmt_status): Delete functions.
7717 (preserve_subexpressions_p): Don't access loop_stack when outside
7719 (expand_start_bindings): Reflect that block_start_count was renamed to
7720 current_block_start_count.
7721 (expand_fixup): Likewise.
7722 (expand_decl): Don't access block_stack when outside a function.
7723 (expand_decl_cleanup): Likewise.
7724 (expand_dcc_cleanup): Likewise.
7725 (expand_dhc_cleanup): Likewise.
7726 (expand_anon_union_decl): Likewise.
7727 (set_file_and_line_for_stmt): New function.
7728 (in_control_zone_p): New function.
7730 * function.h (struct function): Add new elt stmt.
7731 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
7732 case_stack, nesting_stack, nesting_depth, block_start_count,
7733 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
7734 emit_lineno, goto_fixup_chain.
7735 (save_eh_status, restore_eh_status, save_stmt_status,
7736 restore_stmt_status): Delete declarations.
7737 * function.c (push_function_context_to): Don't call save_stmt_status.
7738 (pop_function_context_to): Don't call restore_stmt_status.
7739 * tree.h (in_control_zone_p): Declare.
7740 * rtl.h (set_file_and_line_for_stmt): Declare.
7742 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
7743 call set_file_and_line_for_stmt.
7745 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
7747 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
7748 Also update copyright.
7750 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7752 * c-pragma.c: Don't include "except.h".
7753 * emit-rtl.c: Likewise.
7754 * stor-layout.c: Likewise.
7756 * varasm.c: Likewise.
7758 * flow.c: Include "function.h".
7759 * tree.h (init_dummy_function_start): Declare new function.
7761 * except.h (struct eh_status): New structure.
7762 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
7764 (eh_return_stub_label, ehstack, catchstack, ehqueue,
7765 catch_clauses, false_label_stack, caught_return_label_stack,
7766 protect_list, current_function_ehc): Add accessor macros for the
7767 corresponding fields in current_function->eh; delete declarations
7768 for all items that used to be declared here.
7769 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
7770 catch_clauses, false_label_stack, caught_return_label_stack,
7771 protect_list, current_function_ehc): Delete variables.
7772 (init_eh_for_function): Allocate current_function->eh.
7773 (save_eh_status, restore_eh_status): Delete functions.
7775 * function.h (struct function): Add fields next_global and eh.
7776 Delete all exception handling related fields.
7777 * function.c (current_function): New variable.
7778 (all_functions): New variable.
7779 (push_function_context_to): Don't allocate a struct function,
7780 use current_function instead. Call init_dummy_function_start when
7781 outside a function. Clear current_function before returning.
7782 (pop_function_context_from): Restore current_function.
7783 Don't free the restored struct function.
7784 (prepare_function_start): New function.
7785 (init_dummy_function_start): New function.
7786 (init_function_start): Break out some code into prepare_function_start
7789 * stmt.c (save_stmt_status): Don't call save_eh_status.
7790 (restore_stmt_status): Don't call restore_eh_status.
7792 * Makefile.in: Update dependencies.
7794 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
7796 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
7797 of depending on a magic constant value. Update comments.
7798 (hppa_expand_prologue): Similarly.
7800 * pa.md (reload_indi, reload_outdi): Allow any register for the
7801 original reload register.
7803 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
7805 * cccp.c (print_help): Change marcos to macros.
7807 1999-07-30 Richard Henderson <rth@cygnus.com>
7809 * c-typeck.c (initializer_constant_valid_p): Move ...
7810 * c-common.c (initializer_constant_valid_p): ... here. Use
7811 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
7813 * c-common.h (initializer_constant_valid_p): Declare.
7814 * c-tree.h (initializer_constant_valid_p): Remove.
7816 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
7818 * config/i386/sol2-c1.asm: Align the stack.
7819 * config/i386/sol2-gc1.asm: Likewise.
7821 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
7823 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
7824 -Asparclite for sparc86x.
7825 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
7827 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
7829 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
7831 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
7832 the user if using the non-default arch size in BI_ARCH configuration.
7833 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
7835 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
7836 Fix patterns so that they actually match.
7837 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
7838 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
7839 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
7841 (mulsidi3): Reflect this in the expand.
7842 (smulsi3_highpart): Only on TARGET_ARCH32.
7843 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
7844 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
7845 (umulsidi3): Reflect this in the expand.
7846 (umulsi3_highpart): Only on TARGET_ARCH32.
7847 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
7848 don't require g0 to be zero.
7849 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
7850 ({,u}divsi3): New expands.
7851 ({,u}divsi3_sp64): New patterns.
7852 (after lshrdi3_v8plus): Four new patterns to help combiner
7853 optimizing nested mixed mode shifts.
7855 * config/sparc/sparc.c (sparc_override_options): Use deprecated
7856 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
7857 speed things up. Don't use them by default on plain v9 in 64bit
7858 mode, according to what SPAMv9 sais.
7860 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
7861 top 32 bits of %[og][0-7] in signal handlers.
7862 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
7864 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
7866 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
7867 (ashlsi3): Corresponding changes.
7869 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
7871 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
7873 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
7875 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7877 * arm.h (Hint): Delete macro.
7878 Substitute HOST_WIDE_INT for Hint in some prototypes.
7879 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
7881 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
7883 * builtins.c (expand_builtin_setjmp): Use force_operand to
7884 make sure that the buffer address is in a suitable form to be
7885 passed to force_reg.
7887 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
7889 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
7892 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
7894 * pa.md (indirect_jump): Remove mode from match_operand. Verify
7895 proper mode in the condition string.
7896 (icacheflush, dcacheflush): Remove modes from match_operands.
7898 * pa.c (emit_move_sequence): Always convert scratch_reg to the
7899 proper mode before using it.
7901 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
7904 * pa.c (store_reg): Do not call add_high_const generator directly.
7905 (load_reg, set_reg_plus_d): Likewise.
7906 * pa.md (add_high_const): No longer a named pattern.
7908 * pa.c (legitimize_address): Consistently use Pmode rather than
7909 SImode. Do not call gen_pic2_highpart directly anymore.
7910 * pa.md (pic2_highpart): No longer a named pattern.
7911 (pic2_lo_sum): Similarly. Reformat to make more readable.
7913 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
7918 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7920 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
7922 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
7924 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
7925 and tag the spill mems.
7926 (hppa_va_start): New.
7928 * pa.h (EXPAND_BUILTIN_VA_START): New.
7929 (EXPAND_BUILTIN_VA_ARG): New.
7931 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
7933 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
7934 and tag the spill mems.
7935 (mn10300_va_start): New.
7936 (mn10300_va_arg): New.
7937 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
7938 (EXPAND_BUILTIN_VA_ARG): New.
7940 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
7942 * mn10200.c (mn10200_va_arg): New.
7943 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
7945 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
7947 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
7948 rather than play with TREE_INT_CST_LOW.
7950 1999-07-27 Philip Blundell <pb@nexus.co.uk>
7952 * config/arm/telf.h: Include dbxelf.h.
7953 (CPP_PREDEFINES): Only define if not already defined.
7954 (ASM_IDENTIFY_GCC): Likewise.
7955 (SUBTARGET_EXTRA_SECTIONS): Likewise.
7956 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
7957 * config/arm/thumb.h (LINK_SPEC): Only define if not already
7959 (DBX_DEBUGGING_INFO): Don't define.
7960 * config/arm/linux-telf.h: New file.
7961 * config/arm/linux-tgas.h: New file.
7962 * config/arm/t-thumb-linux: New file.
7963 * config/arm/uclinux-elf.h: New file.
7964 * config/arm/uclinux-telf.h: New file.
7965 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
7966 thumb-*-uclinux): New targets.
7967 * configure: Regenerate.
7969 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
7971 * pa.md (post_store, pre_load): New expanders.
7972 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
7973 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
7974 need to directly generate RTL for them.
7975 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
7978 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
7980 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
7981 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
7982 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
7983 (secndary_reload_class): Make TARGET_ELF conditional compile.
7984 (print_operand_address): Similar.
7985 (output_toc): Print all values as hex.
7986 (get_issue_rate): Rearrange and add RS64A and PPC630.
7987 * rs6000.h (processor_type): Add RS64A and PPC630.
7988 (PROCESSOR_POWERPC64): New.
7989 (PROMOTE_MODE): Use word_mode.
7990 (RTX_COSTS): Add RS64A and PPC630.
7991 * rs6000.md (scheduling information): Add lmul and ldiv
7992 representing 64-bit integer multiply and divide. Add rs64a and
7994 (ashldi3): Add support for "rldic" instruction.
7995 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
7997 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
7999 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
8000 instead of V8 for sparclite86x in cpu_table.
8002 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8004 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
8005 output_file_directive.
8007 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
8009 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
8010 tree for op1, not the rtl.
8012 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
8014 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
8015 to m88k_va_start, leaving only the register spill.
8016 (m88k_build_va_list): New.
8017 (m88k_va_start): New.
8019 * m88k.h (BUILD_VA_LIST_TYPE): New.
8020 (EXPAND_BUILTIN_VA_START): New.
8021 (EXPAND_BUILTIN_VA_ARG): New.
8023 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
8025 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
8026 Rename from expand_builtin_saveregs.
8027 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
8029 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
8031 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
8032 for the register spill block.
8033 (i960_build_va_list): New.
8034 (i960_va_start): New.
8036 * i960.h (BUILD_VA_LIST_TYPE): New.
8037 (EXPAND_BUILTIN_VA_START): New.
8038 (EXPAND_BUILTIN_VA_ARG): New.
8039 * i960.md (store_multiple): Use change_address on individul mems.
8041 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
8043 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
8045 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
8046 (expand_builtin_va_end): Evaluate arg for side effects.
8047 * c-common.c (c_common_nodes_and_builtins): Construct a
8048 va_list_arg_type_node to handle array decomposition to pointer.
8050 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
8052 * except.c (start_dynamic_cleanup): Use force_operand on the
8055 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
8057 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
8058 * c4x.c (c4x_va_arg): New.
8060 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
8062 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
8065 1999-07-26 Nathan Sidwell <nathan@acm.org>
8067 * eh-common.h (__eh_matcher): Prototype correctly.
8069 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
8071 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
8072 (TARGET_SINGLE_PIC_BASE): Likewise.
8073 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
8075 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
8076 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
8077 (TARGET_OPTIONS): Add -mpic-register=N.
8078 (OUTPUT_INT_ADDR_CONST): New macro.
8079 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
8080 LEGITIMATE_PIC_OPERAND_P): Likewise.
8081 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
8082 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
8083 output_addr_const directly.
8084 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
8086 (thumb_pic_register, thumb_pic_register_string): Declare.
8088 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
8090 (label_mentioned_p): New function: Imported from arm.c.
8091 (legitimize_pic_address): New function: Imported from arm.c.
8092 (is_pic):New function: Imported from arm.c.
8093 (thumb_finalize_pic):New function: Imported from arm.c.
8094 (add_constant): Cope with PIC constants.
8095 (fixit): Cope with PIC constants.
8096 (output_return): Do not treat the PIC register as live if
8097 TARGET_SINGLE_PIC_BASE is true.
8098 (thumb_function_prologue): Do not treat the PIC register as live if
8099 TARGET_SINGLE_PIC_BASE is true.
8100 (thumb_expand_prologue): Do not treat the PIC register as live if
8101 TARGET_SINGLE_PIC_BASE is true.
8102 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
8103 TARGET_SINGLE_PIC_BASE is true.
8104 (thumb_print_operand): Accept '|'.
8105 (thumb_override_options): Process PIC options.
8107 * config/arm/thumb.md (movsi): Support PIC.
8108 (call_insn): Change "i" constraint to "X".
8109 (call_value_insn): Likewise.
8110 (consttable_4, consttable_8, consttable_end): Set and clear
8111 "making_const_table" as appropriate.
8112 (pic_load_addr, pic_add_dot_plus_four): New insns.
8114 * invoke.texi (Thumb Options): Fix spelling. Document new
8115 options -msingle-pic-base and -mpic-register=.
8117 1999-07-26 Andrew Haley <aph@cygnus.com>
8119 * config/m32r/initfini.c (__init): Use a full word immediate for
8120 __fini: this allows it to be placed in any memory region.
8122 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
8123 -mmodel=medium. This is OK for all memory models.
8125 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
8127 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
8128 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
8130 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
8132 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
8135 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
8137 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
8139 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
8140 (BUILD_VA_LIST_TYPE): New.
8141 (EXPAND_BUILTIN_VA_START): New.
8142 (EXPAND_BUILTIN_VA_ARG): New.
8143 * i860.c (output_delayed_branch): Disable.
8144 (output_delay_insn): Likewise.
8145 (i860_saveregs): New.
8146 (i860_build_va_list): New.
8147 (i860_va_start): New.
8149 * i860.md: Disable all peepholes using output_delayed_branch.
8150 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
8152 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
8154 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
8155 (BUILD_VA_LIST_TYPE): New.
8156 (EXPAND_BUILTIN_VA_START): New.
8157 (EXPAND_BUILTIN_VA_ARG): New.
8158 * clipper.c (clipper_builtin_saveregs): Only dump registers.
8159 Return the address of the save area.
8160 (clipper_build_va_list): New.
8161 (clipper_va_start): New.
8162 (clipper_va_arg): New.
8164 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
8166 * arc.h (EXPAND_BUILTIN_VA_START): New.
8167 (EXPAND_BUILTIN_VA_ARG): New.
8168 * arc.c (arc_setup_incoming_varargs): Set alias set of
8170 (arc_va_start): New.
8173 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
8175 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
8176 (BUILD_VA_LIST_TYPE): New.
8177 (EXPAND_BUILTIN_VA_START): New.
8178 (EXPAND_BUILTIN_VA_ARG): New.
8179 * alpha.c (alpha_builtin_saveregs): Delete.
8180 (alpha_build_va_list): New.
8181 (alpha_va_start): New.
8182 (alpha_va_arg): New.
8184 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
8186 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
8188 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
8189 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
8191 * gcc.texi: More changes related to list conversion.
8192 * invoke.texi: Likewise.
8194 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
8196 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
8197 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
8198 (expand_builtin_next_arg): Accept ARGLIST not EXP.
8199 (stabilize_va_list): New function.
8200 (std_expand_builtin_va_start): New function.
8201 (expand_builtin_va_start): New function.
8202 (get_varargs_alias_set): New function.
8203 (std_expand_builtin_va_arg): New function.
8204 (expand_builtin_va_arg): New function.
8205 (expand_builtin_va_end): New function.
8206 (expand_builtin_va_copy): New function.
8207 (expand_builtin): Call them.
8208 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
8209 __builtin_{varargs_start,stdarg_start,end,copy}.
8210 (build_va_arg): New function.
8211 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
8212 (build_va_arg): Declare.
8213 * c-decl.c (ptr_type_node, va_list_type_node): New.
8214 * c-parse.gperf (__builtin_va_arg): New.
8215 * c-parse.in (VA_ARG): New token.
8216 (unary_expr): Recognize it.
8217 * expr.c (expand_expr): Expand VA_ARG_EXPR.
8218 * expr.h (std_expand_builtin_va_start): Declare.
8219 (std_expand_builtin_va_arg): Declare.
8220 (expand_builtin_va_arg): Declare.
8221 (get_varargs_alias_set): Declare.
8222 * tree.def (VA_ARG_EXPR): New.
8223 * tree.h (BUILT_IN_VARARGS_START): New.
8224 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
8225 (ptr_type_node, va_list_type_node): Declare.
8226 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
8227 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
8228 * m88k.h, m88k.c: Likewise.
8229 * mn10300.h, mn10300.c: Likewise.
8230 * pa.h, pa.c: Likewise.
8231 * rs6000.h, rs6000.c: Likewise.
8232 * sh.h, sh.c: Likewise.
8233 * sparc.h, sparc.c: Likewise.
8235 * emit-rtl.c (operand_subword): Copy alias set.
8236 (change_address): Likewise.
8238 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
8240 * pa.c (compute_frame_size): Scan all the used callee saved registers,
8241 not just the first one.
8243 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
8245 * config/arm/arm.h (TARGET_SWITCHES): Add
8246 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
8247 (TARGET_OPTIONS): Add -mpic-register=.
8248 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
8249 (arm_pic_register_string): Declare.
8250 (NEED_PLT_GOT): Delete, replace with ...
8251 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
8252 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
8253 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
8254 * config/arm/arm.c (arm_override_options): Add new option
8256 (arm_pic_register_string): New variable.
8257 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
8258 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
8259 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
8260 (output_return_instruction): Likewise.
8261 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
8262 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
8263 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
8265 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
8266 mention of -msched-prolog. Document new options -msingle-pic-base
8267 and -mpic-register=.
8269 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
8271 * haifa-sched.c (reemit_notes): Tidy.
8272 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
8275 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
8277 * explow.c (trunc_int_for_mode): New function.
8278 (plus_constant_wide): Use it.
8279 * combine.c (simplify_and_const_int): Likewise.
8280 (merge_outer_ops): Likewise.
8281 (simplify_shift_const): Likewise.
8282 * cse.c (simplify_unary_operation): Likewise.
8283 (simplify_binary_operation): Likewise.
8284 * emit-rtl.c (operand_subword): Likewise.
8285 * rtl.h: Declare it.
8287 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8289 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
8290 (use NUM_REGS instead of NUM_INTS).
8292 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8294 * builtins.c: New file.
8295 * expr.c (saveregs_value, apply_args_value): Delete definition,
8296 moved into builtins.c.
8297 (string_constant): No longer static.
8298 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
8299 apply_args_size, apply_result_size, result_vector,
8300 expand_builtin_apply_args, expand_builtin_apply,
8301 expand_builtin_return): Delete functions, moved into builtins.c.
8302 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
8303 * expr.h (saveregs_value, apply_args_value): Declare variables.
8304 (expand_builtin, string_constant): Declare functions.
8305 * Makefile.in: Update to build builtin.o.
8307 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
8309 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
8310 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
8311 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
8312 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
8314 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
8317 1999-07-21 Michael Meissner <meissner@cygnus.com>
8319 * print-rtl.c (print_rtx): Print the names of the virtual
8322 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
8324 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
8325 introduced in previous delta.
8327 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8329 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
8330 to avoid name clash.
8332 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
8334 * c-lex.c (yylex) : Correct the test for overflow when lexing
8337 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
8339 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
8340 (adjust_priority): Always call ADJUST_PRIORITY.
8341 (schedule_insn): Only put insns into the ready at cost 0.
8342 (schedule_block): Remove redundant initial sort. Give clock_var
8343 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
8345 * tm.texi (MD_SCHED_REORDER): Update docs.
8347 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
8348 * sparc.c (ultra_reorder_called_this_block): Delete.
8349 (ultrasparc_sched_init): Don't set it.
8350 (ultrasparc_sched_reorder): Don't check it.
8352 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
8354 * rs6000.h (struct rs6000_args): Add sysv_gregno.
8355 * rs6000.c (init_cumulative_args): Init sysv_gregno.
8356 (function_arg_boundary): Align DFmode.
8357 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
8358 to get fp reg and stack overflow correct.
8359 (function_arg): Likewise.
8360 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
8361 (setup_incoming_varargs): Restructure for ABI_V4; use
8362 function_arg_advance to skip final named argument.
8363 (expand_builtin_saveregs): Properly unskip the last integer arg
8364 when doing varargs. Adjust overflow location calculation.
8366 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
8367 explicitly unsigned.
8368 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
8369 (__VA_GP_REGSAVE): Similarly.
8370 (__va_longlong_p): Delete.
8371 (__va_arg_type_violation): New declaration.
8372 (va_arg): Restructure. Flag promotion errors. Align double.
8373 TFmode passed by reference.
8375 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
8376 in the HOST_BITS_PER_WIDE_INT > 32 case.
8378 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
8380 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
8382 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
8384 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
8385 * toplev.c (documented_lang_options): Add -fpreprocessed.
8386 * cpplib.h (struct cpp_buffer): Add preprocessed.
8387 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
8388 (cpp_start_read): Don't expand macros or emit an initial #line
8389 directive if -fpreprocessed.
8391 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
8393 * cpplib.h (struct cpp_buffer): Added manual_pop for
8394 better C++ tokenization.
8395 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
8396 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
8397 * c-common.c (cpp_token): Make non-static.
8399 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8401 * c-common.h: New file.
8402 * c-common.c (permanent_obstack): Delete unused declaration.
8403 (c_global_trees): New array.
8404 (c_common_nodes_and_builtins): New function; split off common code
8405 from init_decl_processing in both c-decl.c and cp/decl.c.
8406 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
8407 c_global_trees and accessor macros defined in c-common.h.
8409 * c-decl.c: Delete definitions for tree nodes that were replaced by
8411 (init_decl_processing): Build void_list_node.
8412 Call c_common_nodes_and_builtins; delete code to generate the common
8414 * objc/objc-act.c (build_module_descriptor): Rename variable
8415 void_list_node to avoid clash with c-common.h.
8417 * Makefile.in: Update dependencies.
8418 * objc/Make-lang.in: Likewise.
8420 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
8422 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
8423 (UNIQUE_SECTION_P): Likewise.
8424 (UNIQUE_SECTION): Likewise.
8426 1999-07-19 Linas Vepstas <linas@linas.org>
8428 * config/i370/README: New file.
8429 * config/i370/linux.h: New file.
8430 * config/i370/mvs.h: New file.
8431 * config/i370/oe.h: New file.
8432 * config/i370/t-linux: New file.
8433 * config/i370/t-mvs: New file.
8434 * config/i370/t-oe: New file.
8435 * config/i370/x-oe: New file.
8436 * config/i370/xm-linux.h: New file.
8437 * config/i370/xm-mvs.h: New file.
8438 * config/i370/xm-oe.h: New file.
8440 * i370.c (label_node_t): Add first_ref_page, label_addr,
8441 label_first_ref, label_last_ref members.
8442 (mvs_need_base_reload): Renamed from mvs_label_emitted.
8443 (MAX_MVS_LABEL_SIZE): Define.
8444 (MAX_LONG_LABEL_SIZE): Define.
8445 (alias_node_t, alias_anchor, alias_number): New.
8446 (mvs_function_table): Reorder for EBCDIC.
8447 (ascebc, ebcasc): Unconditionally define.
8448 (i370_branch_dest, i370_branch_length): New functions.
8449 (i370_short_branch, i370_label_scan): New functions.
8450 (mvs_get_label): Renamed from mvs_add_label. Search for
8451 an existing label before creating a new one.
8452 (mvs_add_label): New function.
8453 (mvs_get_label_page): New function.
8454 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
8455 over the entire list.
8456 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
8457 (mvs_check_page) [TARGET_ELF_ABI]: New function.
8458 (mvs_add_alias, mvs_need_alias): New functions.
8459 (mvs_get_alias, mvs_check_alias): New functions.
8460 (handle_pragma): New function.
8461 (mvs_function_check): New function.
8462 (unsigned_jump_follows_p): Search harder.
8463 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
8464 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
8465 * i370.h (TARGET_VERSION): Delete.
8466 (CPP_SPEC, CPP_PREDEFINES): Delete.
8467 (mvs_label_emitted): Delete.
8468 (TARGET_EBCDIC): Delete.
8469 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
8470 (HANDLE_PRAGMA): Define.
8471 (HARD_REGNO_NREGS): Handle complex modes.
8472 (HARD_REGNO_MODE_OK): Likewise.
8473 (CLASS_MAX_NREGS): Likewise.
8474 (RET_REG): Likewise.
8475 (EXTRA_CONSTRAINT): Define.
8476 (RETURN_IN_MEMORY): True for DImode.
8477 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
8478 (FUNCTION_PROFILER): Delete.
8479 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
8480 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
8481 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
8482 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
8483 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
8484 (ASM_FILE_START): Add "RMODE ANY".
8485 (ASM_OUTPUT_EXTERNAL): Check for aliases.
8486 (ASM_GLOBALIZE_LABEL): Likewise.
8487 (ASM_OUTPUT_LABELREF): Likewise.
8488 (ASM_OUTPUT_COMMON): Likewise.
8489 (PRINT_OPERAND): Handle 'K', 'W', default.
8490 (PRINT_OPERAND_ADDRESS): New.
8491 (Lots of defines): Add support for TARGET_ELF_ABI.
8492 * i370.md (attr length): New. Define for all patterns.
8493 (*): Lots of tweeks to assembly output and constraints.
8495 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
8497 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
8498 Disable patterns performing SImode comparisons with SImode values
8499 if TARGET_POWERPC64 and instruction does not sign-extend or does
8500 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
8501 differ for signed quantities.
8502 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
8503 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
8504 (decrement_and_branch_on_count): Add 64-bit variant.
8506 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8508 * final.c (output_asm_insn): When searching for the matching string
8509 for a given dialect, don't run past the end of the list of
8510 alternatives if there are fewer alternatives in the template than
8513 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
8515 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
8516 Removed paragraph about compression of files and size limitation,
8517 duplicated in the FAQ. Use gcc-patches for posting patches.
8518 * gcc.c (main): Updated URL with bug reporting instructions to
8519 gcc.gnu.org. Removed e-mail address.
8520 * system.h (abort): Likewise.
8522 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8524 * Makefile.in (stmp-multilib-sub): Make the files extracted
8525 from $(LIBGCC1) writable.
8527 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
8529 * config/arm/aout.h: Reformat for improved readability.
8531 * config/arm/arm.h: Reformat for improved readability.
8532 Replace uses of fprintf with asm_fprintf where appropriate.
8533 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
8534 function declaration assembler actions.
8535 (NUM_INTS): New macro: Convert from bytes to words.
8536 (NUM_REGS): New macro: Compute number of registers required to
8537 hold a quanitity of tyep MODE.
8538 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
8540 (NUM_ARG_REGS): New macro: The number of argument registers
8542 (ARG_REGISTER): New macro: Compute the register number of the Nth
8544 (LAST_ARG_REGNUM): New macro: The number of the last argument
8546 (SP_REGNUM): New macro: Register number of the stack pointer.
8547 (FP_REGNUM): New macro: Register number of the frame pointer.
8548 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
8549 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
8550 CUMULATIVE_ARGS so that it counts registers not bytes.
8552 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
8554 Replace uses of fprintf with asm_fprintf where appropriate.
8555 (output_ascii_pseudo_op): Replace with version from thumb.c
8557 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
8559 * config/arm/elf.h (CPP_PREDEFINES): Replace with
8561 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
8562 (ASM_FILE_START): Emit ASM_APP_OFF.
8564 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
8566 * pa.c (compute_frame_size): Round frame according to
8567 STACK_BOUNDARY rather than a hardwired value.
8569 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
8571 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
8573 * configure: Rebuilt.
8575 * configure.in (hppa*-*-linux*): New configuration.
8576 * configure: Rebuilt.
8577 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
8578 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
8579 * pa/pa-linux.h: New file.
8580 * pa/t-linux: New file.
8581 * pa/xm-linux.h: New file.
8583 * pa.c (hppa_legitimize_address): Change references from SImode to
8584 either Pmode or word_mode as appropriate.
8585 (emit_move_sequence, store_reg, load_reg): Likewise.
8586 (set_reg_plus_d, hppa_expand_prologue): Likewise.
8587 (output_mul_insn): Likewise.
8588 * pa.h (PROMOTE_MODE): Likewise.
8589 (INITIALZE_TRAMPOLINE): Likewise.
8590 (Pmode): Define to word_mode.
8592 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
8593 value of 4. Allocate 8 bytes for each FP register save.
8594 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
8596 (hppa_expand_prologue): Likewise.
8597 * pa.h (PROMOTE_MODE): Likewise.
8598 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
8599 (FUNCTION_ARG_BOUNDARY): Likewise.
8601 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
8603 * pa.c (out_of_line_prologue_epilogue): Delete.
8604 (override_options): Remove -mspace related code.
8605 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
8606 (compute_frame_size): Only allocate space for register that
8607 actually need to be saved.
8608 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
8609 (TARGET_SWITCHES): Remove -mspace, -mno-space
8610 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
8611 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
8612 * pa/ee.asm, pa/ee_fp.asm: Delete.
8614 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
8616 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
8617 directive in column zero.
8619 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
8621 * m68k.c (output_function_prologue): Fix computation of save mask
8622 when generating PIC code.
8624 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
8626 * tree.c (build_type_attribute_variant): Move current_obstack restore
8627 after build_qualified_type call.
8629 1999-07-15 Mark Mitchell <mark@codesourcery.com>
8631 * configure.in: Use t-iris6, even with GNU LD.
8632 * config/mips/iris6gld.h: Fix typo in linker spec.
8633 * config/mips/t-iris6gld: Remove.
8635 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
8637 * rs6000.md (insv, extzv): Remove SImode dependence in named
8638 patterns. Explicitly generate DImode RTL if PowerPC64 and
8640 (insvdi): Reverse start and size in instruction template.
8642 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
8644 * invoke.texi: Typo fixes.
8646 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
8648 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
8649 handle at this time instead of silently generating incorrect code.
8650 (gen_imagpart): Likewise.
8652 * reload.c (find_reloads): Emit a USE for a pseudo register without
8653 a hard register if we could not create an optional reload for the
8656 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8658 * c-typeck.c (output_init_element, process_init_element):
8659 When advancing constructor_unfilled_fields for a RECORD_TYPE,
8660 check for nameless bit fields.
8662 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
8664 * regclass.c (scan_one_insn): Notice subregs that change the
8665 size of their operand.
8666 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
8668 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
8670 * configure.in (alpha*-*-*): Include alpha/t-ieee.
8671 * configure: Rebuilt.
8672 * alpha/t-ieee: New file.
8674 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
8676 * rs6000.c (find_addr_reg): Do not select r0 as an address
8679 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
8681 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
8683 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
8685 * rs6000.md (movsf): Do not force easy FP constants into memory.
8687 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
8688 immed_double_const to ensure they are properly truncated then
8691 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8693 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
8694 always unless NO_DEBUG is used. Compile this code
8696 (replace_symbols_in_block): Compile it unconditionally.
8698 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
8700 * configure.in (i?86-*-elf*): New target.
8701 * configure: Rebuilt.
8702 * i386/i386elf.h, i386/t-i386elf: New files.
8704 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
8706 * toplev.c (main): Don't complain about saying -gdwarf.
8707 (rest_of_compilation): Remove redundant code.
8709 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
8711 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
8713 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
8715 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
8716 "Li960R:", to avoid name clash.
8718 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8720 * loop.c (check_dbra_loop): When reversing a loop, delete all
8721 REG_EQUAL notes referencing the reversed biv except those which are
8722 for a giv based on it.
8724 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
8726 * version.c: Drop "gcc-" prefix from version #.
8728 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
8730 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
8731 the label if we're being verbose.
8733 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
8735 * m68k.c (output_function_prologue): Add pic register to mask
8736 if live and flag_pic.
8737 (output_function_epilogue): Likewise.
8739 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
8741 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
8742 directives in column zero.
8744 * pa/elf.h (ASM_FILE_START): Define.
8745 * pa/som.h (ASM_FILE_START): Include .level directives.
8746 * pa/hpux10.h (ASM_FILE_START): Delete.
8747 * pa/hpux11.h (ASM_FILE_START): Delete.
8749 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
8751 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8753 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
8754 when reload_out equals reload_in.
8756 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
8758 * invoke.texi (Spec Files): New node: Describe the contents of
8761 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
8763 * invoke.texi (DEC Alpha Options): Put @end table at
8764 beginning of line, to avoid confusing texi2html.
8766 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
8768 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
8769 introduced in previous delta.
8771 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8773 * reload1.c (gen_reload): When synthesizing a 3 operand add
8774 sequence, improve test for when to reload OP1 into the reload
8775 register instead of OP0.
8777 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
8779 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
8781 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
8783 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
8786 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
8788 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
8789 (va_dcl): Use __builtin_va_alist_t.
8791 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
8793 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
8794 on the permanent_obstack.
8795 * dwarfout.c (output_type): Likewise.
8797 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
8799 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8800 Merged from c-typeck.c and cp/typeck.c.
8801 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8802 Merged into c-common.
8804 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
8806 * c-lex.c (errorcount): Declare it.
8807 (finish_parse): Update errorcount when using CPPLIB.
8809 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
8811 * fixinc/inclhack.def(end_else_label): Double the backslash so
8812 sed gets a chance to see it.
8813 * fixinc/inclhack.sh: regen
8814 * fixinc/fixincl.x: regen
8816 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
8818 Add framework to support armv5 architecture when it becomes
8821 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
8822 (arm_arch5): New variable.
8823 (all_architectures): Add armv5 line.
8824 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
8825 -march=armv5 is specified on the command line.
8826 (arm_arch5): Export this variable.
8827 * invoke.texi: Document new string accepted by -march= switch for
8830 * config/arm/arm.h: Replace use of constant 12 as a register
8831 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
8832 * config/arm/arm.c: Replace use of constant 12 as a register
8833 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
8835 * config/arm/elf.h: Tidy up.
8836 * config/arm/coff.h: Tidy up.
8838 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
8840 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
8841 * gcc/config/mips/t-iris6gld: New file.
8842 * gcc/config/mips/iris6gld.h: Likewise.
8844 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
8846 * c-decl.c (widest_integer_literal_type_node,
8847 widest_unsigned_literal_type) : New.
8848 (init_decl_processing): Handle/use the two new types.
8849 * c-common.c (type_for_size,type_for_mode) : Same.
8850 * c-lex.c (yylex) : Same.
8851 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
8853 * c-tree.h (widest_integer_literal_type_node,
8854 widest_unsigned_literal_type) : New.
8856 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
8858 * dwarfout.c (field_byte_offset): Correctly compute the object's
8859 byte offset for the first bit of a field which crosses an alignment
8860 boundary on a !BYTES_BIG_ENDIAN target.
8862 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
8864 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
8867 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
8868 Jeff Law <law@cygnus.com>
8870 * ginclude/varargs.h (va_dcl): Use word_mode for type of
8873 * except.c: Include intl.h.
8874 (expand_eh_return): Set current_function_cannot_inline.
8875 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
8876 * function.h (struct function): Add eh_return_stub_label.
8877 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
8878 * Makefile.in (except.o): Depend on intl.h.
8880 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
8882 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
8883 same as offsettable in cases 1 and 2.
8885 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
8887 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
8888 (extlh, extwh): Likewise.
8890 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
8892 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
8894 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
8896 * configure.in: Add arm-pe and thumb-pe targets.
8897 * configure: Regenerate.
8899 * thumb.c (arm_naked_function_p): New function: Determines if
8900 a function is naked (has no gcc generated prologue/epilogue).
8901 (is_called_in_ARM_mode): Return true if the func has the
8902 interfacearm attribute.
8903 (output_return): Do not generate a return for naked functions.
8904 (thumb_function_prologue): Do not generate a prologue for
8906 (thumb_expand_prologue): Do not generate a prologue for naked
8908 (thumb_expand_epilogue): Do not generate an epilogue for naked
8910 (arm_valid_machine_decl_attribute): New function, copied from
8911 arm.c: Permit naked and interfacearm attributes.
8913 * config/arm/pe.c: New file: Support code for arm-pe target.
8914 * config/arm/pe.h: New file: Header file for arm-pe target.
8915 * config/arm/tpe.h: New file: Header file for thumb-pe target.
8916 * config/arm/t-thumb-pe: New file: Makefile fragment for
8919 1999-07-01 Mark Kettenis <kettenis@gnu.org>
8921 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
8922 -fPIC or -fpic is specified.
8924 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
8926 * expr.c (emit_block_move): Use copy_to_mode_reg for
8927 !TARGET_MEM_FUNCTIONS case too.
8929 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
8931 * configure: Rebuilt.
8932 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
8933 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
8934 definitions made redundant by dbxelf.h inclusion. Delete
8935 lots of definitions related to assembly output that are
8936 specific to the SOM object format.
8937 * pa.c (output_function_prologue): Do not emit the function's
8939 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
8940 * pa-pro.h: Deleted.
8941 * som.h: New file with SOM specific definitions.
8942 * elf.h: New file with ELF specific definitions.
8944 * elfos.h (const_section): Output a tab before assembler directives.
8945 (ctors_section, dtors_section): Likewise.
8946 (ASM_OUTPUT_SECTION_NAME): Likewise.
8948 * pa/pa1.h: Delete unused file.
8950 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
8952 * configure.in (hppa*-hp-hpux11*): New configuration.
8953 * configure: Rebuilt.
8954 * pa/pa-hpux11.h: New file.
8955 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
8958 * mips.md (leasi, leadi): New patterns.
8960 * expr.c (emit_block_move): Properly handle case where one of the
8961 block move arguments has a queued increment or decrement.
8962 (clear_storage): Similarly. Fix formatting goof.
8964 1999-06-28 "David O'Brien" <obrien@NUXI.com>
8966 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
8967 semicolon from the BSD VA_LIST replacement expression.
8969 * fixinc/inclhack.sh: regen
8970 * fixinc/fixincl.x: regen
8972 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
8973 now use the fixincl program.
8975 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
8977 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
8978 case. Also make the PIC register call_used.
8980 * m68k.h (FINALIZE_PIC): Delete.
8981 * m68k.c (finalize_pic): Delete.
8983 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
8985 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
8988 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
8990 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
8992 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
8994 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
8996 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
8998 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
9000 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
9002 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
9004 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
9006 * rs6000.c (output_toc): Always use hex values for floating-point
9007 constants. Store single-precision values in upper-half of TOC
9008 entry in 64-bit mode.
9009 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
9010 to final constraints.
9011 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
9012 (fctiwz): Improve accuracy of RTL for pattern.
9014 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
9016 * expr.c (expand_expr): Allow RTL_EXPR's through the
9017 MAX_INTEGER_COMPUTATION_MODE checks.
9019 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
9021 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
9022 such that MASK_SUPPORT_ARCH is not negative.
9024 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
9026 * loop.c (verify_dominator): Properly handle ADDR_VEC and
9027 ADDR_DIFF_VEC insns that appear inside loops.
9029 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
9030 Jeff Law <law@cygnus.com>
9032 * rs6000.md (movdf_hardfloat32): Revert previous patch.
9033 Handle LO_SUM the same as offsettable in cases 1 and 2.
9034 * rs6000.c (find_addr_reg): Revert previous patch.
9036 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
9038 * system.h (strstr): New external function declaration.
9039 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
9040 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
9041 * config.in, configure: Rebuilt.
9043 1999-06-24 Tom Tromey <tromey@cygnus.com>
9045 * gcc.c (main): Read user-specified specs files after computing
9046 additional startfile_prefixes.
9048 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
9050 Revert these two patches:
9052 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9053 * loop.c (strength_reduce): When doing biv->giv conversion, update
9054 reg note of NEXT->insn.
9056 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9057 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9059 (recombine_givs): Set ix field after sorting.
9061 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9063 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
9064 for the parts of an UNSPEC / UNSPEC_VOLATILE.
9066 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
9068 *fixinc/inclhack.def: Add fix development commentary
9069 (read_ret_type): reactivate and add selection clause
9070 (zzz_*): tweak output file name to match what is used in hackshell.tpl
9071 *fixinc/{fixincl.x|inclhack.sh}: regen
9073 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
9075 * expr.c (expand_expr): STRIP_NOPS before checking against
9076 MAX_INTEGER_COMPUTATION_MODE
9077 (check_max_integer_computation_mode): Likewise.
9079 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
9081 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
9083 1999-06-22 Jim Wilson <wilson@cygnus.com>
9085 * expr.c (store_expr): When target is a promoted subreg, return a
9086 promoted subreg as a result.
9088 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
9090 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
9092 (dwarf2out_define): Mark unused parameters appropriately.
9093 (gen_unspecified_parameters_die): Ditto.
9094 (gen_subprogram_die): Fix signed/unsigned warnings.
9095 (gen_variable_die): Ditto.
9097 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
9099 * fixinc/inclhack.def(end_else_label): combined else_label
9100 and endif_label and fixed the sed expression.
9101 *fixinc/{fixincl.x|inclhack.sh}: regen
9103 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
9105 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
9106 'x' when handling non-offsettable addresses
9108 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
9110 * final.c (shorten_branches): Don't try to split an insn that has
9113 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
9115 * config/mips/mips.c (symbolic_expression_p): New function.
9116 (mips_select_rtx_section): Put symbolic expressions in the
9117 data section, not the read-only data section.
9119 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
9121 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
9123 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
9125 * collect2.c (main): Log frame table count.
9126 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
9127 (scan_prog_file) [COFF]: Handle frame tables.
9129 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
9130 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
9131 * alpha/elf.h: Undef them again.
9132 * alpha/vms.h: Remove their definitions.
9134 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9136 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
9137 remove the clobber of r0 and change the REG_UNUSED note to
9140 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
9142 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
9143 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
9144 fits in HOST_WIDE_INT and one uses union to access a long constant
9147 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
9149 * sparc.c (sparc_override_options): Don't allow profiling for
9150 code models other than medlow.
9151 (sparc_function_profiler): New function from old FUNCTION_PROFILER
9152 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
9153 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
9154 (sparc_block_profiler): Likewise.
9155 (sparc_function_block_profiler_exit): Likewise.
9156 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
9157 (FUNCTION_BLOCK_PROFILER): Likewise.
9158 (BLOCK_PROFILER): Likewise.
9159 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
9160 (MCOUNT_FUNCTION): New.
9161 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
9162 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
9163 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
9164 (MCOUNT_FUNCTION): New.
9165 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
9166 (BLOCK_PROFILER): Delete.
9167 (MCOUNT_FUNCTION): New.
9169 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
9171 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
9173 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
9175 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9178 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9181 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9184 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
9187 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
9189 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
9192 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
9194 * i386/djgpp.h (LIB_SPEC): New.
9195 (STARTFILE_SPEC): New.
9197 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
9199 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
9201 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
9204 * system.h (WSTOPSIG): New macro.
9206 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
9208 * c-pragma.c (push_alignment): Don't ignore alignments greater than
9210 (insert_pack_attributes): Take into account member natural
9213 * i386/winnt.c (exports_head): New static variable.
9214 (i386_pe_record_exported_symbol): New function.
9215 (i386_pe_asm_file_end): Use.
9216 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
9217 symbols to be emitted at end of assembly.
9218 (ASM_DECLARE_OBJECT_NAME): Likewise.
9219 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9221 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
9224 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
9226 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
9229 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
9231 * haifa-sched.c (sched_analyze_1): Use free_list instead of
9232 zapping reg_last_uses directly.
9233 (sched_analyze_2, sched_analyze_insn): Likewise.
9234 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
9236 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
9238 * rs6000.md (movdf_hardfloat32): Use worst case insn length
9239 attributes for cases 1 and 2.
9241 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
9243 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
9246 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
9248 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
9250 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
9252 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
9253 PIC_OFFSET_TABLE_REGNUM for general alloaction.
9254 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
9255 must be stacked if it is used for PIC accesses.
9256 * arm.c (use_return_insn): Handle PIC register specially.
9257 (output_return_instruction): Likewise.
9258 (output_func_{prologue,epilogue}): Likewise.
9259 (output_expand_prologue): Likewise.
9261 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
9262 (*strsi_predec): Renamed from *strqi_predec.
9263 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
9264 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
9266 * arm.c (arm_override_options): Remove warning about PIC code
9267 not being supported.
9269 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
9271 * rs6000.c (find_addr_reg): New function.
9272 * rs6000.h (find_addr_reg): Declare.
9273 (offsettable_addr_operand): Delete.
9274 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
9275 from and stores to GPRs.
9277 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
9279 * alpha.c (alpha_expand_block_move): Use get_insns rather than
9280 gen_sequence as argument to emit_no_conflict_block.
9282 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9284 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
9285 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
9286 *fixinc/fixincl.x: regen
9287 *fixinc/inclhack.sh: regen
9289 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
9291 * added support for -mpcrel (PC relative addressing for m68k)
9292 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
9293 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
9294 * m68k.c (print_operand_address): Handle 32-bit PIC case.
9295 (comments for general_src_operand): Add some explanation
9296 about EXTRA_CONSTRAINTS.
9297 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
9298 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
9299 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
9300 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
9301 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
9302 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
9303 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
9305 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
9306 * m68k.h (TARGET_PCREL): New target flag.
9307 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
9308 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
9309 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
9310 contains a SYMBOL_REF. Relax this constraint during reload, since
9311 we want to use the predicates, not reload's built-in concept of a
9312 valid memory address, to control what insns need reloading.
9313 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
9314 operands (essentially 'g', 'm', and 's' under normal circumstances).
9315 * m68k.c (print_operand): Cause printing of pc-relative addresses
9316 to include pc register.
9317 (print_operand_address): Ditto.
9318 (general_src_operand): Accept operands that are not only
9319 general_operands, but are also valid when used as a pc-relative
9321 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
9322 (memory_src_operand): Similar, for memory_operands.
9323 (pcrel_address): New predicate to accept the special case of a
9324 pc-relative address.
9325 * m68k.md (many patterns): Rewrite common SImode, HImode, and
9326 QImode insns to accept *_src_operand instead of *_operand where
9327 pc-relative operands can fit. For example, a pc-relative operand
9328 can be used as a memory source operand for addsi3, but not as a
9330 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
9332 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
9334 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
9335 .thumb_set pseudo op to mark aliases of thumb functions.
9337 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
9339 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
9340 preference to ASM_OUTPUT_DEF, if it is defined.
9342 * tm.texi: Document new, optional target macro
9343 ASM_OUTPUT_DEF_FROM_DECLS.
9345 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9347 * fixincludes: ISCNTL patch
9348 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
9349 (dgux_int_varargs): new for DG/UX
9350 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
9352 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
9354 * invoke.texi (ia32 options): Fix typo.
9356 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9358 * loop.c (strength_reduce): When doing biv->giv conversion, update
9359 reg note of NEXT->insn.
9361 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
9363 * loop.c (move_movables): Note issues with replacing REGs with
9365 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
9367 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
9369 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
9371 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
9372 the reference to `mcount' was not correct for the ELF on FreeBSD.
9374 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9376 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9379 (recombine_givs): Set ix field after sorting.
9381 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
9383 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
9384 to safe to extract a subword out of a REG.
9386 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9388 * sh.md (mulsi3): Don't add a no-op move at the end.
9390 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9392 * cse.c (cse_insn): Don't put hard register source into tables for
9393 the last insn of a libcall.
9395 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9397 * loop.c (strength_reduce): Insert sets of derived givs at every
9398 biv increment, even if it's the only one.
9400 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
9402 * dwarfout.c (add_incomplete_type): New fn.
9403 (output_type): Call it.
9404 (retry_incomplete_types): New fn.
9405 (dwarfout_finish): Call it.
9407 From Eric Raskin <ehr@listworks.com>:
9408 (output_type): Output types for bases.
9410 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
9412 * mips.c (mips_output_conditional_branch): Add `break'
9413 between `default' label and `close braces'.
9415 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
9417 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
9418 specifications and make it realistic.
9419 (LIB_SPEC): Likewise.
9421 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
9423 * config/mips/mips.c (mips_secondary_reload_class): Check for
9424 (PLUS (SP) (REG)) and return appropriate register class.
9425 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
9426 Handle (PLUS (SP) (REG)).
9427 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
9428 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
9429 of emit_insn for tablejump.
9431 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
9433 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
9434 asm_fprintf format string by itself.
9435 (output_function_profiler): Likewise.
9437 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
9439 * combine.c (simplify_logical, case AND): Only call
9440 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
9441 or the constant is positive.
9443 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
9445 * configure.in: Fix typo in rs6000-ibm-aix4 case.
9446 * configure: Regenerate.
9448 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
9450 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
9451 require a sub-version #.
9452 * configure: Rebuilt.
9454 1999-06-14 Robert Lipe (robertlipe@usa.net)
9456 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
9458 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
9460 * c-typeck.c (process_init_element): Detect excess elements in
9461 char array initializer.
9463 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
9465 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
9467 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9469 * invoke.texi (Option Summary): Add -fpermissive flag.
9471 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
9473 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
9474 that require PIC code sequences.
9476 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
9478 * configure.in: Add new target: thumb-elf.
9479 * configure: Regenerate.
9480 * config/arm/t-thumb-elf: New file: Makefile fragment for
9482 * config/arm/telf.h: New file: Header file for thumb-elf
9485 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
9487 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
9488 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
9489 initializers is some circumstances.
9491 * fixinc/inclhack.def (endif_label): Add additional selector for
9492 more bogus stuff after #endif statements.
9493 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
9495 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
9497 * i386/cygwin.h (SET_ASM_OP): Define.
9499 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
9501 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
9503 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9505 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
9508 * sh.md (ic_invalidate_line_i): Remove second alternative.
9510 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9512 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
9513 test for the presence of valid prototypes. Delete bypass expr.
9514 (ioctl_fix_ctrl): Correct the selection expression.
9515 (no_double_slash): Correct quoting rules
9516 *fixinc/fixincl.x: regen
9517 *fixinc/inclhack.sh: regen
9519 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
9521 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
9523 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9525 * rs6000.md (movsi_got_internal_mem): Delete.
9526 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
9527 (GOT_TOC_REGNUM): Delete.
9528 (PIC_OFFSET_TABLE_REGNUM): Define.
9529 (FINALIZE_PIC): Disable.
9530 * rs6000.c (rs6000_got_register): New code for fixed pic register.
9531 (rs6000_replace_regno): Delete.
9532 (rs6000_finalize_pic): Likewise.
9533 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
9535 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9537 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
9538 is a note; use <= for the compare; advance P while it is
9541 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
9543 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
9544 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
9546 * varasm.c (remove_from_pending_weak_list): Verify t->name
9547 is non-NULL before passing it to strcmp.
9549 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9551 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
9552 the typed arguments are not part of a comment
9553 (ioctl_fix_ctrl): Added a purpose comment
9554 *fixinc/fixincl.x: regenerate
9555 *fixinc/inclhack.sh: regenerate
9557 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9559 * invoke.texi: Add C4x invocation docs.
9561 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9563 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
9565 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
9567 (c4x_legitimize_reload_address): New function.
9568 * config/c4x/c4x.md: Update docs.
9570 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
9572 * fixincludes: Avoid removing '.'.
9573 * fixinc/fixinc.svr4: Likewise.
9574 * fixinc/fixinc.winnt: Likewise.
9575 * fixinc/inclhack.tpl: Likewise.
9576 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
9578 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9580 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
9582 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
9584 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
9586 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
9589 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
9591 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
9592 * configure: Regenerate.
9594 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
9596 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
9599 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
9601 * fixinc/inclhack.def (avoid_bool): Also catch
9602 "typedef [unsigned] int bool".
9603 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9605 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
9606 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
9607 * configure: Rebuilt.
9609 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
9611 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
9612 such that we can override its definitions if necessary.
9613 (CPP_SPEC): New define. Support processor specific predefines via
9615 (CC1_SPEC): New define. Support processor specific compiler
9616 options via %(cc1_cpu).
9617 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
9620 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9622 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
9623 between sed's -e flag, and the open-quote following it.
9624 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
9626 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
9627 Jeffrey A Law (law@cygnus.com)
9629 * varasm.c (assemble_start_function): Remove the function
9630 from the pending weak decls list when we define a function.
9631 (assemble_variable): Similarly for variables.
9632 (weak_finish): Ignore items on the list with a NULL name.
9633 (remove_from_ending_weak_list); New function to "remove" an item
9634 from the pending weak declarations list.
9636 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
9638 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
9640 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
9642 * c-lex.c (GETC): Redefine to call getch.
9643 (UNGETC): Redefine to call put_back.
9644 (putback_buffer): New structure type.
9645 (putback): New static structure.
9646 (getch): New function.
9647 (put_back): New function.
9648 (yylex): Replace unused bytes from bad multibyte character.
9650 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
9652 * cpplib.c (do_define): Cast `alloca' return value.
9653 (do_include, do_undef, do_pragma): Likewise.
9654 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
9656 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
9657 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
9659 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
9661 * sparc.md (abstf2): This should be an expand.
9662 (split after abstf2_notv9): Fix mode.
9663 (abstf2_hq_v9): New pattern.
9664 (abstf2_v9): Only use when no hard quad.
9665 (absdf2_v9): Fix if target is not the same as source.
9666 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
9667 Add correct output constraints.
9669 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
9671 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
9672 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
9674 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
9676 * mips.h (mips_output_conditional_branch): New function.
9677 (mips_adjust_insn_length): Likewise.
9678 (ASSEMBLER_SCRATCH_REGNUM): New macro.
9679 (ADJUST_INSN_LENGTH): Likewise.
9680 * mips.c (print_operand): Add `F' and `W' for floating-point
9682 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
9684 (mips_adjust_insn_length): New function.
9685 (mips_output_conditional_branch): New function.
9686 * mips.md (length): Adjust attribute definition to handle
9687 conditional branches. Change lengths to bytes, rather than
9688 instructions throughout. Remove length attribute from
9689 instructions whose length is four bytes, and rely on the default
9691 (dslot): Fix typo in comment.
9692 Reword conditional branch patterns to use
9693 mips_output_conditional_branch.
9695 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9697 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
9698 (LIB_SPEC): Likewise.
9699 Link with -lprof1_r for -g/-pg.
9701 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9703 * loop.c (check_dbra_loop): Fix change of Jan 19.
9705 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
9707 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
9708 (STARTFILE_SPEC): Define, override the svr4.h version.
9709 (ENDFILE_SPEC): Likewise.
9711 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
9713 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
9714 * fixinc/fixincl.x: Regenerated.
9715 * fixinc/inclhack.sh: Regenerated.
9717 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9719 * sh.c (barrier_align): Don't return early for normal branch/barrier
9720 when optimizing for SH2.
9722 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
9724 * i386/udk.h (LINK_SPEC): Correct linker search path for
9727 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9729 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
9730 (braf_label_ref_operand): Delete.
9731 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
9732 * sh.md (casesi_jump_2): Operand1 is now the inside of a
9733 label_ref, and has no predicate.
9734 The patten has a predicate to guard against invalid substitutions.
9735 (dummy_jump): Delete.
9736 (casesi): Update use of casesi_jump_2.
9738 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9740 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
9741 *fixinc/fixincl.x: regenerate
9742 *fixinc/inclhack.sh: regenerate
9744 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
9746 * dwarf2out.c (add_incomplete_type): New fn.
9747 (gen_struct_or_union_type_die): Call it.
9748 (retry_incomplete_types): New fn.
9749 (dwarf2out_finish): Call it.
9751 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
9753 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
9754 current block starts with a CODE_LABEL and ends with a CALL and
9755 we can not find all the argument setup instructions for the CALL.
9757 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
9760 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
9761 something is a candidate for optimize_bit_field_compare.
9763 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9765 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
9767 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
9769 * alpha.c (override_options): Thinko in last patch.
9771 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
9772 (LIB_SPEC): Recognize -pthread.
9774 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
9776 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
9777 definition in config/arm/coff.h
9778 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
9780 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
9782 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
9783 fixes that need "file=xxx\n" prepended before invocation
9784 (start_fixer - new): starting the fixer process is complex enough
9785 to warrent its own routine. It prepends the "file=xxx\n" stuff.
9786 (process): uses the new routine; omit usage of putenv()
9787 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
9788 * fixinc/fixincl.x: regenerate
9790 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
9792 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
9793 and version #s (1.1 -> 2.96) as needed.
9794 * README.g77: Kill way out of date file in the toplevel directory.
9796 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
9798 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
9799 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
9800 * configure: Rebuilt.
9801 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
9802 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
9803 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
9804 (SWITCH_TAKES_ARG): Likewise.
9805 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
9806 * config/t-freebsd: Moved from config/i386/ so it can used for all
9809 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
9811 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
9813 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
9815 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
9816 * configure: Rebuilt.
9818 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
9820 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
9821 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
9822 * rs6000/rs6000.c (rs6000_file_start): Use putc.
9823 (rs6000_output_load_toc_table): Same.
9824 (output_prolog, output_mi_thunk): Same.
9825 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
9826 (ASM_GLOBALIZE_LABEL): Use putc.
9828 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
9830 * alpha.md (reload_*_help): New patterns and splitters.
9831 (reload_*): Use them.
9832 (mov[qh]i): Likewise.
9834 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
9836 * cccp.c (handle_directive): Handle backslash-newlines in quoted
9839 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
9841 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
9843 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
9845 * flow.c (mark_regs_live_at_end, insn_dead_p,
9846 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
9847 and HARD_FRAME_POINTER_REGNUM special treatment if reload
9848 hasn't run or the frame pointer is needed.
9849 * haifa-sched.c (attach_deaths): Likewise.
9850 * sched.c (attach_deaths): Likewise.
9852 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
9854 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
9855 calculate_can_reach_end returns nonzero.
9857 * configure.in (native gas tests): Search for an assembler in the
9858 same manner that the installed compiler will.
9859 * configure: Rebuilt.
9860 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
9862 * alias.c (find_base_term): Improve handling of addresses
9863 constructed from binary operations.
9865 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
9867 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
9869 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
9871 * function.h (cleanup_label, frame_offset): Declare.
9872 (tail_recursion_label, tail_recursion_reentry): Likewise.
9873 (arg_pointer_save_area, rtl_expr_chain): Likewise.
9874 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
9875 (tail_recursion_label, tail_recursion_reentry): Likewise.
9876 (arg_pointer_save_area, rtl_expr_chain): Likewise.
9878 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
9880 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
9882 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
9883 (MAX_OFILE_ALIGNMENT): Define.
9885 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
9887 * fixincl.c: Replace local include scheme with #includes of
9888 gansidecl.h and system.h.
9889 * procopen.c: Likewise.
9890 * server.c: Likewise.
9892 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
9894 * i386/t-dgux (EXTRA_PARTS): Add crti.o
9895 (crti.o): Add build rule and dependencies.
9896 * fixinc/fixinc.dgux: Use modified _int_varargs.h
9898 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9900 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
9901 (LIB_LINUX_SPEC): Likewise.
9902 (LIB_LINUX_SPEC): Add support for -pthread
9903 (CPP_OS_LINUX_SPEC): Likewise.
9904 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
9907 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
9909 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
9911 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
9912 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
9913 for IEEE math and CC_FCOMI.
9914 (put_jump_code): No IEEE if CC_FCOMI is set.
9916 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
9918 * fold-const.c (fold_truthop): Make the field reference unsigned
9919 when converting a single bit compare.
9921 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9923 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
9925 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
9927 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
9928 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
9931 * reload.c (push_reload): Do not call remove_address_replacements
9932 when presented with identical optional reloads.
9934 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
9936 * alpha.h (MASK_FIX, TARGET_FIX): New.
9937 (MASK_*): Reorganize constants.
9938 (CPP_AM_FIX_SPEC): New.
9939 (TARGET_SWITCHES): Add FIX.
9940 (EXTRA_SPECS): Likewise.
9941 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
9942 (SECONDARY_MEMORY_NEEDED): Likewise.
9943 (REGISTER_MOVE_COST): Likewise.
9944 * alpha.c (override_options): Add FIX support. Always use
9945 ALPHA_TP_PROG for ev6.
9946 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
9947 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
9948 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
9950 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
9952 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
9953 something is a candidate for optimize_bit_field_compare.
9955 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
9957 * gcc.texi (Passes): Document branch-shortening.
9958 * invoke.texi (Debugging Options): Document the fact that `-dp'
9959 outputs length information for instructions.
9961 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
9963 * flow.c: Revert previous delta.
9965 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
9967 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
9968 FRAME_POINTER_REGNUM.
9969 (mark_set_1): Ditto.
9970 (mark_used_regs): Ditto.
9972 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
9974 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
9975 (GOT_PCREL): New macro. Define to 1 if not already defined.
9976 * arm/elf.h (GOT_PCREL): Define to 0.
9977 * arm.c (arm_finalize_pic): Take into account the setting of
9980 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
9982 * output.h (STRIP_NAME_ENCODING): Provide default definition.
9983 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
9985 * flow.c (mark_set_1): Do not record BLKmode stores as dead
9986 store elimination candidates.
9988 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
9990 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
9993 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
9995 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
9996 Add use of x-aix41-gld.
9998 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
10000 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
10001 (ASM_OUTPUT_DESTRUCTOR): Define.
10003 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
10005 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
10006 last CODE_LABEL in a loop if we have previously passed a jump
10007 to the top of the loop.
10009 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
10011 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
10012 applying Philip's patch.
10014 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
10016 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
10019 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
10021 * loop.c (strength_reduce): Grow reg_single_usage as needed.
10023 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
10025 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
10026 Also remove a useless comment.
10028 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
10030 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
10032 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
10034 * collect2.c (main): Only generate import or export file and add
10035 to link arguments if non-empty. Use xmalloc not alloca.
10036 (write_{export,import}_file): Delete.
10037 (write_aix_file): New function.
10038 (locatelib): Use xmalloc not malloc.
10039 (GCC_OK_SYMBOL): Do not check type if aix64.
10041 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
10043 Based on patch by Scott Bambrough and Pat Beirne:
10044 * config/arm/arm.c (making_const_table): New variable.
10045 * config/arm/arm.h (making_const_table): Declare.
10046 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
10048 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
10049 Keep track of when we are building the constant table.
10051 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
10053 * config/arm/arm.c (arm_override_options): Fix erroneous warning
10056 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
10058 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
10061 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
10063 * tm.texi (FUNCTION_ARG): Correct description of a stack element
10066 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
10068 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
10070 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10072 * rs6000.c (output_mi_thunk): Enable full support again.
10074 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10076 * sh.h (BRANCH_COST): Define.
10078 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
10080 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
10082 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
10084 * function.c (assign_stack_local): Align stack slot propertly.
10085 (assign_outer_stack_local): Likewise.
10087 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
10089 * expr.h (lang_expand_constant): Declare.
10090 * toplev.c (lang_expand_constant): Define it.
10091 * varasm.c (output_constant): Use it.
10093 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10095 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
10096 Change function definitions to K&R style.
10098 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10100 * fixinc/fixincl.c: We must not ignore SIGCLD now.
10102 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
10104 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
10105 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
10106 (several places): omit static initialization
10107 (process): use single fd, since only the read fd is used
10108 * fixinc/gnu-regex.c: define 'const' away, if not supported
10109 * fixinc/procopen.c(several places): omit static initialization
10110 * fixinc/server.c: define 'volitile' away, if not supported
10112 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
10114 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
10115 asm_fprintf and %L to generate the label name.
10116 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
10117 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
10119 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
10121 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
10122 insn for a conditional jump can not be found.
10124 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
10126 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
10127 on variables in specific sections other than .sbss and .sdata.
10129 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
10131 * stmt.c (expand_return): Call start_cleanup_deferral and
10132 end_cleanup_deferral around conditional code.
10134 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
10136 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
10137 filename lists. Utilizes new "krstr" AutoGen function.
10138 * fixinc/fixincl.x: Rebuilt.
10140 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
10142 * i386.c (output_float_compare): Avoid GNU-C extensions.
10144 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
10146 * version.c: Bump to distinguish mainline tree from the
10149 See ChangeLog.1 for earlier changes.
10152 add-log-time-format: current-time-string