1 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
3 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
7 * reorg.c (fill_slots_from_thread): After call to
8 steal_delay_list_from_target, update own_thread as new_thread may
11 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
13 * cpperror.c (print_location): Take line and column, for
14 default positioning use the previously lexed token.
15 (_cpp_begin_message): Take line and column.
16 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
17 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
18 * cpphash.h (_cpp_begin_message): Update prototype.
19 * cppinit.c (push_include): Don't set output line.
20 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
21 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
22 (do_pragma): Kludge for front ends. Don't expand macros at all.
23 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
24 (struct cpp_token): Remove output_line.
25 (struct cpp_callbacks): New member line_change.
26 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
27 cpp_get_token): Preserve BOL flag.
28 (cpp_get_line): Remove.
29 (_cpp_backup_tokens): Remove useless abort().
30 * cppmain.c (cb_line_change): New.
31 (scan_translation_unit): Don't worry about starting new lines here.
32 * scan-decls.c (scan_decls): Update.
33 * c-lex.c (c_lex, init_c_lex): Update.
34 (cb_line_change, src_lineno): New.
36 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
38 * tree.c (append_random_chars): Generate the random
39 characters in a reproducable fashion.
41 2001-09-14 Richard Henderson <rth@redhat.com>
43 * config/i386/i386.c (internal_label_prefix): New.
44 (internal_label_prefix_len): New.
45 (override_options): Set them.
46 (local_symbolic_operand): New.
47 (legitimate_pic_address_disp_p): Use it.
48 (legitimize_pic_address): Likewise.
50 2001-09-14 Marc Espie <espie@openbsd.org>
52 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
55 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
57 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
58 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
60 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
62 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
63 invocation of SUBREG_REGNO_OFFSET.
65 * haifa-sched.c: Fix typo in FSF copyright statement.
66 * sched-deps.c: Fix typo in FSF copyright statement.
67 * sched-ebb.c: Fix typo in FSF copyright statement.
68 * sched-rgn.c: Fix typo in FSF copyright statement.
69 * sched-vis.c: Fix typo in FSF copyright statement.
71 * config.gcc: Move inclusion of arm elf specific header files
72 from the files themselves into the tm_file variable. Make
73 sure that elfos.h is included before target specific elf
75 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
77 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
78 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
79 ASM_OUTPUT_CASE_LABEL): Protect definition.
80 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
82 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
83 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
84 Remove duplicate definition.
85 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
86 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
87 (RDATA_SECTION_FUNCTION): Remove redundant definition.
88 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
89 Remove inclusion of arm/elf.h.
90 * config/arm/unknown-elf.h: as for conix-elf.h.
91 (STARTFILE_SPEC): Include crti.o and crtn.o.
92 * config/arm/linux-elf.h: as for conix-elf.h.
93 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
94 * config/arm/strongarm-elf.h: Remove inclusion of
96 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
97 * config/arm/unknown-elf-oabi.h: Remove inclusion of
98 unknown-elf.h and elf.h.
99 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
100 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
101 ASM_WEAKEN_LABEL): Remove redundant definition.
102 * config/arm/elf.h: Test for inclusion of elfos.h
103 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
104 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
105 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
106 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
107 redundant definition.
108 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
109 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
110 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
111 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
112 Add rules to build crti.o and crtn.o
113 * crti.asm: New file.
114 * crtn.asm: New file.
116 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
118 * c-parse.in (_yylex): Use _cpp_backup_tokens.
119 * cpphash.h (struct tokenrun): Add prev.
120 (struct lexer_state): Remove bol.
121 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
122 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
124 * cppinit.c (cpp_create_reader): Don't set bol.
125 (cpp_destroy): Don't free lookaheads.
126 * cpplex.c (lex_directive): Remove.
127 (next_tokenrun): Update.
128 (_cpp_lex_token): Clean up logic.
129 (lex_token): Update to return a pointer to lexed token, since it
130 can move to the start of the buffer. Simpify newline handling.
131 * cpplib.c (SEEN_EOL): Update.
132 (skip_rest_of_line): Remove lookahead stuff.
133 (end_directive): Line numbers are already incremented. Revert
134 to start of lexed token buffer if we can.
135 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
136 parse_answer): Use _cpp_backup_tokens.
137 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
138 instead. Don't check for EOL.
139 (do_include_common, do_line, do_pragma_system_header): Use
141 * cpplib.h (BOL, _cpp_backup_tokens): New.
142 * cppmacro.c (save_lookahead_token, take_lookahead_token,
143 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
144 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
145 (builtin_macro): Don't use cpp_get_line.
146 (cpp_get_line): Short term kludge.
147 (parse_arg): Handle directives in arguments here. Back up when
148 appropriate. Store EOF at end of argument list.
149 (funlike_invocation_p): Use _cpp_backup_tokens.
150 (push_arg_context): Account for EOF at end of list.
151 (cpp_get_token): Remove lookahead stuff. Update.
153 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
155 * c-parse.in (yyerror): Const-ification and/or static-ization.
156 * c-typeck.c (push_member_name): Likewise.
157 * collect2.c (main): Likewise.
158 * dbxout.c (dbxout_parms): Likewise.
159 * diagnostic.c (format_with_decl): Likewise.
160 * dwarf2out.c (output_ranges): Likewise.
161 * dwarfout.c (fundamental_type_code): Likewise.
162 * except.c (dw2_output_call_site_table): Likewise.
163 * gcc.c (do_spec_1): Likewise.
164 * genopinit.c (optabs): Likewise.
165 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
166 gen_declaration_1, handle_impent): Likewise.
167 * protoize.c (default_include, in_system_include_dir, abspath):
169 * sched-vis.c (visualize_stall_cycles): Likewise.
170 * sdbout.c (plain_type_1, sdbout_end_function,
171 sdbout_end_epilogue): Likewise.
172 * varasm.c (decode_reg_name): Likewise.
174 * 1750a.c (mod_regno_adjust): Likewise.
175 * alpha.c (alpha_write_one_linkage,
176 unicosmk_output_default_externs): Likewise.
177 * arm.c (arm_condition_codes): Likewise.
178 * arm.h (arm_condition_codes): Likewise.
179 * avr.c (output_movsisf, encode_section_info): Likewise.
180 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
182 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
183 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
184 * m88k.c (output_function_profiler): Likewise.
185 * mips.c (mips_output_conditional_branch): Likewise.
186 * ns32k.c (ns32k_out_reg_names): Likewise.
187 * ns32k.h (ns32k_out_reg_names): Likewise.
188 * pj.c (pj_output_rval): Likewise.
189 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
190 * sparc.c (sparc_flat_function_prologue,
191 sparc_flat_function_epilogue): Likewise.
193 2001-09-13 Markus Werle <numerical.simulation@web.de>
194 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
196 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
197 Aachen University of Technology".
199 2001-09-13 Andreas Schwab <schwab@suse.de>
201 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
204 2001-09-13 Richard Henderson <rth@redhat.com>
206 * config/alpha/alpha.c (small_symbolic_operand): New.
207 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
208 (some_operand, input_operand): Don't handle HIGH.
209 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
210 (alpha_expand_mov): Likewise.
211 (print_operand) [H]: Just print HIGH symbol.
212 (print_operand_address): Handle small data.
213 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
214 (TARGET_SWITCHES): Add -msmall-data/large-data.
215 (PIC_OFFSET_TABLE_REGNUM): New.
216 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
217 (PREDICATE_COES): Update.
218 * config/alpha/alpha.md (adddi_er_high): New.
219 (adddi_er_low): Handle small data.
220 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
221 prefer .sdata to .rodata.
222 (SELECT_RTX_SECTION): Likewise.
224 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
226 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
227 defining __size_t and leaving size_t undefined.
229 2001-09-12 Diego Novillo <dnovillo@redhat.com>
231 * basic-block.h (expunge_block): Declare.
232 * cfg.c (expunge_block): Remove static declaration.
234 2001-09-12 Richard Henderson <rth@redhat.com>
236 * integrate.c (copy_insn_list): Copy label name from
237 NOTE_INSN_DELETED_LABEL.
239 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
241 * c-common.c (c_tree_code_name): Const-ification.
242 * c-decl.c (c_decode_option): Likewise.
243 * c-typeck.c (warn_for_assignment): Likewise.
244 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
246 * cppinit.c (output_deps): Likewise.
247 * dependence.c (dependence_string, direction_string): Likewise.
248 * dwarf2out.c (output_ranges): Likewise.
249 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
250 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
251 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
252 standard_startfile_prefix, standard_startfile_prefix_1,
253 standard_startfile_prefix_2, tooldir_base_prefix,
254 standard_bindir_prefix, find_a_file): Likewise.
255 * genattrtab.c (make_length_attrs): Likewise.
256 * gencheck.c (tree_codes): Likewise.
257 * genemit.c (gen_split): Likewise.
258 * genrecog.c (special_mode_pred_table): Likewise.
259 * graph.c (graph_ext): Likewise.
260 * protoize (default_include): Likewise.
261 * reload.c (reload_when_needed_name): Likewise.
262 * sched-vis.c (visualize_stall_cycles): Likewise.
263 * tlink.c (recompile_files): Likewise.
264 * toplev.c (decode_g_option): Likewise.
265 * tradcpp.c (output_deps): Likewise.
266 * varasm.c (decode_reg_name): Likewise.
268 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
271 * avr.c (avr_regnames, encode_section_info): Likewise.
272 * c4x.c (float_reg_names): Likewise.
273 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
274 * elfos.h (const_section): Likewise.
275 * i386.c (ix86_comp_type_attributes): Likewise.
276 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
277 * ia64/aix.h (UNIQUE_SECTION): Likewise.
278 * ia64.c (type_names): Likewise.
279 * m68hc11.c (reg_class_names): Likewise.
280 * m88k.c (m_options): Likewise.
281 * mips.c (mips_output_conditional_branch, mips_unique_section):
283 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
284 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
285 ultra_code_names): Likewise.
286 * sparc.h (OVERRIDE_OPTIONS): Likewise.
288 2001-09-12 Jakub Jelinek <jakub@redhat.com>
290 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
291 Use --fatal-warnings option for gas.
292 * configure: Rebuilt.
294 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
296 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
298 2001-09-11 Jim Wilson <wilson@redhat.com>
300 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
302 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
304 * builtins.c (c_strlen): Treat an offset too large for a
305 HOST_WIDE_INT as out of range.
307 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
309 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
310 (EDGE_CRITICAL_P): New predicate.
311 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
313 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
314 (dump_edge_info): Remove "crit".
315 * cfganal.c (mark_critical_edges): Kill.
316 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
317 * cfgcleanup.c (cleanup_cfg): Likewise.
318 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
319 (find_spanning_tree): Likewise.
320 * reg-stack.c (convert_regs_1): Likewise.
321 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
323 * basic-block.h (create_basic_block_structure): New.
324 (create_basic_block): Update prototype.
325 (force_nonfallthru): New.
326 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
327 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
328 handle updating of block_for_insn, creating of empty BBs and BBs at
329 the end of INSN chain.
330 (create_basic_block): New function.
331 (split_block): Use create_basic_block.
332 (force_nonfallthru_and_redirect): Break out from ...; cleanup
333 (redirect_edge_and_branch_force): ... here.
334 (force_nonfallthru): New.
335 (split_edge): Rewrite to use force_nonfallthru and create_block.
336 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
337 (find_basic_blocks): Free basic_block_for_insn.
338 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
340 * cfg.c: Fix formating.
341 * cfgcleanup.c: Fix formating.
342 (merge_blocks, tail_recursion_label_p): Return bool.
343 (merge_blocks_move_predecessor_nojumps,
344 merge_blocks_move_successor_nojumps): Return void.
346 2001-09-11 Jakub Jelinek <jakub@redhat.com>
348 * configure.in: Check whether assembler supports section merging.
349 * config.in: Rebuilt.
350 * configure: Rebuilt.
351 * varasm.c (variable_section, output_constant_pool): Pass alignment
352 to SELECT_SECTION and SELECT_RTX_SECTION.
353 (mergeable_string_section): New.
354 (mergeable_constant_section): New.
355 (default_elf_asm_named_section): Output SECTION_MERGE and
356 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
357 * output.h (mergeable_string_section): New.
358 (mergeable_constant_section): New.
359 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
360 * toplev.c (flag_merge_constants): New.
361 (f_options): Add -fmerge-constants and -fmerge-all-constants
363 (toplev_main): Default to -fno-merge-constants if not optimizing.
364 * flags.h (flag_merge_constants): Add extern.
365 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
366 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
368 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
369 Define if assembler has working .subsection -1 support.
370 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
371 Put constant into special SHF_MERGE sections if the linker should
372 attempt to merge duplicates.
373 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
375 Put constant into special SHF_MERGE sections if the linker should
376 attempt to merge duplicates.
377 * config/alpha/elf.h: Likewise.
378 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
379 has working .subsection -1 support.
380 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
382 * config/svr3.h: Likewise.
383 * config/darwin.h: Likewise.
384 * config/arm/aof.h: Likewise.
385 * config/arm/linux-elf.h: Likewise.
386 * config/avr/avr.h: Likewise.
387 * config/c4x/c4x.h: Likewise.
388 * config/d30v/d30v.h: Likewise.
389 * config/i386/dgux.h: Likewise.
390 * config/i386/osfrose.h: Likewise.
391 * config/i386/sco5.h: Likewise.
392 * config/i386/svr3gas.h: Likewise.
393 * config/ia64/aix.h: Likewise.
394 * config/m32r/m32r.h: Likewise.
395 * config/m68k/m68k.h: Likewise.
396 * config/m88k/dgux.h: Likewise.
397 * config/m88k/m88k.h: Likewise.
398 * config/mcore/mcore-pe.h: Likewise.
399 * config/mips/mips.h: Likewise.
400 * config/pa/pa.h: Likewise.
401 * config/pa/pa-linux.h: Likewise.
402 * config/romp/romp.h: Likewise.
403 * config/rs6000/sysv4.h: Likewise.
404 * config/rs6000/xcoff.h: Likewise.
405 * config/s390/linux.h: Likewise.
406 * config/sparc/sparc.h: Likewise.
407 * config/sparc/sysv4.h: Likewise.
408 * config/stormy16/stormy16.h: Likewise.
409 * config/v850/v850.h: Likewise.
410 * config/vax/vms.h: Likewise.
411 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
412 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
413 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
414 default_elf_asm_named_section for SHF_MERGE sections.
416 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
418 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
421 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
423 * c-common.c (split_specs_attrs): Allow for empty attributes with
424 empty TREE_PURPOSE. Fixes PR c/4294.
426 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
428 * basic-block.h (cached_make_edge, make_single_succ): New.
429 (make_edge): Remove first parameter.
430 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
431 * cfg.c (cached_make_edge): Rename from make_edge; return newly
432 created edge; use obstack allocation.
433 (make_edge, make_single_succ_edge): New.
434 (first_removed_edge): New static variable.
435 (init_flow): Initialize first_removed_edge and n_edges.
436 (clear_edges): Use remove_edge.
437 (flow_delete_block): Likewise.
438 (remove_edge): Add removed edges to the removed edges list.
439 (split_block, redirect_edge_and_branch_force, split_edge):
441 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
442 (add_noreturn_fake_exit_edges): Likewise.
443 (connect_infinite_loops_to_exit): Liekwise.
444 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
445 Use cached_make_edge.
446 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
447 * profile.c (branch_prob): Update make_edge call.
448 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
450 2001-09-11 Richard Henderson <rth@redhat.com>
452 * config/alpha/alpha.c: Tidy formatting.
453 (local_symbolic_operand): Verify mode.
454 (alpha_sa_mask): Ignore unicos for eh_return.
455 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
456 * config/alpha/alpha.md (umk divsi patterns): Remove.
457 (extendsfdf2): Remove unicos check.
458 (tablejump): Merge vms and unicos code; always use direct set
461 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
463 * config.gcc (alpha*-*-unicosmk*): New target.
465 * config/alpha/alpha-protos.h (symbolic_operand,
466 unicosmk_add_call_info_word, unicosmk_add_extern,
467 unicosmk_defer_case_vector, unicosmk_unique_section,
468 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
469 unicosmk_asm_file_start, unicosmk_asm_file_end,
470 unicosmk_output_common): Declare.
472 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
473 direct_return, function_arg, alpha_va_start, alpha_va_arg,
474 alpha_does_function_need_gp, alpha_end_function): Support Cray
476 (alpha_init_machine_status, alpha_mark_machine_status,
477 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
478 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
479 unicosmk_asm_named_section, unicosmk_insert_attributes,
480 unicosmk_section_type_flags, symbolic_operand,
481 unicosmk_output_module_name, unicosmk_output_default_externs,
482 unicosmk_output_dex, unicosmk_output_externs,
483 unicosmk_output_addr_vec, unicosmk_ssib_name,
484 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
485 unicosmk_asm_file_end, unicosmk_output_common,
486 unicosmk_section_type_flags, unicosmk_unique_section,
487 unicosmk_add_call_info_word, unicosmk_text_section,
488 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
489 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
490 unicosmk_dex_count, unicosmk_special_name): New.
491 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
493 (get_aligned_mem, alpha_expand_unaligned_load,
494 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
495 alpha_expand_unaligned_store_words): Support big-endian mode.
496 (print_operand): Likewise. New format specifier 't'. Use
497 TARGET_AS_SLASH_BEFORE_SUFFIX.
498 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
499 (alpha_pv_save_size): Update with above change.
500 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
501 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
504 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
505 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
506 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
507 (EXTRA_CONSTRAINT): New constraint 'U'.
508 (PREDICATE_CODES): Add symbolic_operand.
510 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
511 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
512 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
513 (integer division and modulus patterns): Split in default and
515 (*divmodsi_internal, *divmoddi_internal): Disable for
517 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
518 little-endian and big-endian versions.
519 (ext, ins, msk): Likewise.
520 (extv, extzv, insv): Support big-endian mode.
521 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
522 (call_umk, call_value_umk, *call_umk, tablejump_umk,
523 *tablejump_umk_internal, *call_value_umk): New.
524 (*movdi_nofix): Add pattern for loading an address into a register on
526 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
527 (umk_mismatch_args, arg_home_umk): New.
528 (various insns): Don't use mov, fmov, nop, fnop and unop.
529 (realign): Support TARGET_ABI_UNICOSMK.
531 * config/alpha/unicosmk.h: New file.
532 * config/alpha/t-unicosmk: New file.
534 * fixinc/inclhack.def (unicosmk_restrict): New.
535 * fixinc/fixincl.x: Regenerate.
537 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
538 (wchar_t): Check for and define __WCHAR_T__.
540 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
542 * combine.c (simplify_shift_const): Treat shifts by the mode
545 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
547 * cpphash.h (struct tokenrun): New.
548 (struct cpp_context): New member bol.
549 (struct cpp_reader): New members.
550 (_cpp_init_tokenrun): New.
551 * cppinit.c (cpp_create_reader): Set up the token runs.
552 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
553 (lex_token): New internalised version of _cpp_lex_token. Don't
554 handle directives or the multiple include opimisation here any
555 more. Simply lex a token.
556 * cpplib.c (run_directive): Clear bol.
557 (_cpp_pop_buffer): Set bol.
558 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
561 2001-09-11 Michael Meissner <meissner@redhat.com>
563 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
564 give an error if the user uses -mfp32.
565 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
567 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
568 floating point register size.
569 (EXTRA_SPECS): Add CPP_FPR_SPEC.
571 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
572 HOST_WIDE_INT_PRINT_DEC to properly print the result of
574 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
575 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
577 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
579 * dbxout.c (dbxout_parms): Fix typo in comment.
580 * unroll.c (loop_find_equiv_value): Ditto.
581 * toplev.c (rest_of_compilation): Ditto.
582 * loop.c (scan_loop): Ditto.
583 * dwarf2out.c (struct dw_fde_struct): Ditto.
585 2001-09-10 Zack Weinberg <zackw@panix.com>
587 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
588 copying identifier when we're just going to throw it away.
589 (parse_identifier_slow): New routine to handle abnormal cases.
590 (_cpp_lex_token): Update call site.
592 * hashtable.c (ht_lookup): Don't assume that the string we've
593 been given is NUL-terminated.
594 * system.h: #define __builtin_expect(a, b) to (a) if not
597 2001-09-10 Michael Meissner <meissner@redhat.com>
599 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
602 2001-09-10 David Edelsohn <edelsohn@gnu.org>
604 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
606 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
608 * builtins.c (c_getstr): Correct thinko in last change and further
611 2001-09-10 Tim Freeman <tim@fungibole.com>
613 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
614 into varray's and register them as roots with the garbage
615 collector so they are not collected too soon.
617 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
619 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
621 * basic-block.h (flow_obstack, label_value_list,
622 tail_recursion_label_list): Declare
623 (tidy_fallthru_edges): Declare.
624 (expunge_block, last_loop_beg_note): Delete.
625 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
627 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
628 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
629 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
630 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
631 expunge_block, flow_delete_block, compute_bb_for_insn,
632 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
633 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
634 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
635 try_redirect_by_replacing_jump, last_loop_beg_note,
636 redirect_edge_and_branch, redirect_edge_and_branch_force,
637 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
638 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
639 commit_edge_insertions, dump_flow_info, debug_flow_info,
640 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
641 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
642 Move here from flow.c
643 * cfganal.c: New file.
644 (forwarder_block_p, can_fallthru, mark_critical_edges,
645 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
646 find_unreachable_blocks, create_edge_list, free_edge_list,
647 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
648 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
649 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
650 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
651 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
652 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
653 Move here from flow.c
654 * cfgbuild.c: New file
655 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
656 make_edges, find_basic_blocks_1, find_basic_blocks,
657 find_sub_basic_blocks): Move here from flow.c
658 * cfgcleanup.c: New file.
659 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
660 merge_blocks_move_predecessor_nojumps,
661 merge_blocks_move_successor_nojumps, merge_blocks,
662 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
663 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
664 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
666 * cfgloop.c: New file
667 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
668 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
669 flow_loop_exit_edges_find, flow_loop_nodes_find,
670 flow_loop_pre_header_scan, flow_loop_pre_header_find,
671 flow_loop_tree_node_add, flow_loops_tree_build,
672 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
673 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
674 Move here from flow.c
675 * flow.c: Remove everything moved elsewhere
676 * output.h (cleanup_cfg): Return bool.
678 * bb-reorder.c (reorder_block_def): Remove 'index'.
679 (insert_intra_1): Add argument BB, set block for new note.
680 (make_reorder_chain): Do not depdent on BB indexes.
681 (make_reorder_chain_1): Do not use BB indexes.
682 (label_for_bb): Likewise; set BB for new insn.
683 (emit_jump_to_block_after): Likewise.
684 (fixup_reoder_chain): Sanity check that all basic blocks
685 are chained; verify newly created insn chain; remove
686 undocnitional jump simplifying; Do not use BB indexes;
687 properly initialize count and frequency information;
688 dump reordered sequence.
689 (insert_intra_bb_scope_notes): update call of insert_intra_1.
690 (insert_inter_bb_scope_notes): Set block for new insn.
691 (reorder_basic_blocks): Dump flow info before reoredering.
693 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
695 * alias.c (clear_reg_alias_info): Use K&R format definition.
696 Avoid unsigned warning.
697 * builtins.c: Use "unsigned int", not "unsigned".
698 (target_char_cast): Use host_integerp and tree_low_cst.
699 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
700 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
701 (c_getstr): Likewise.
702 (std_expand_builtin_va_arg): Use int_size_in_bytes.
703 (builtin_memcpy_read_str): Avoid unsigned warning.
704 (expand_builtin_memcpy): Alignments are unsigned.
705 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
706 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
707 * predict.c (expensive_function_p): LIMIT now unsigned.
708 * resource.c (mark_target_live_regs): Make some vars unsigned.
709 * sdbout.c: Use "unsigned int", not "unsigned".
710 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
711 (sdbout_source_line): Likewise.
712 (sdbout_record_type_name): Remove "const" for NAME declaration.
713 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
715 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
717 * calls.c (store_one_arg): Expand comment.
719 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
721 * calls.c (store_one_arg): Make sure that the entire argument is
722 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
724 2001-09-09 Richard Henderson <rth@redhat.com>
726 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
728 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
730 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
732 2001-09-09 Richard Henderson <rth@redhat.com>
734 * config/alpha/alpha.c (alpha_next_sequence_number): New.
735 (alpha_this_literal_sequence_number): New.
736 (alpha_this_gpdisp_sequence_number): New.
737 (some_operand, input_operand): Add HIGH.
738 (local_symbolic_operand): New.
739 (alpha_encode_section_info): New.
740 (alpha_legitimate_address_p): Allow LO_SUM.
741 (alpha_legitimize_address): Generate HIGH+LO_SUM.
742 (alpha_expand_mov): Likewise.
743 (secondary_reload_class): Check memory_operand not general_operand
745 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
746 (alpha_expand_unaligned_store): Likewise.
747 (alpha_expand_unaligned_load_words): Likewise.
748 (alpha_expand_unaligned_store_words): Likewise.
749 (alpha_expand_block_clear): Likewise.
750 (print_operand): Handle %#, %*, %H.
751 (print_operand_address): Handle LO_SUM.
753 (alpha_does_function_need_gp): Use it.
754 (alpha_expand_block_move): Fix signed compare warnings.
755 (alpha_sa_mask, alpha_align_insns): Likewise.
756 * config/alpha/alpha-protos.h: Update.
757 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
758 (MASK_EXPLICIT_RELOCS): New.
759 (TARGET_SWITCHES): Add -mexplicit-relocs.
760 (EXTRA_CONSTRAINT): Add 'T'.
761 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
762 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
763 (ENCODE_SECTION_INFO): Out line.
764 (REDO_SECTION_INFO_P): New.
765 (STRIP_NAME_ENCODING): New.
766 (ASM_OUTPUT_LABELREF): New.
767 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
768 (PREDICATE_CODES): Update.
769 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
770 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
771 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
772 builtin_setjmp_receiver_er, exception_receiver_1_er,
773 call_value_osf_1_er): New patterns.
774 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
775 (movqi, movhi, movsi): Add explicit $31 base register to lda.
776 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
777 (FINAL_PRESCAN_INSN): New.
779 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
781 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
783 2001-09-08 Andreas Jaeger <aj@suse.de>
785 * i386.h (TARGET_SWITCHES): Fix description.
787 2001-09-07 David Edelsohn <edelsohn@gnu.org>
789 * rs6000.c (num_insns_constant): Compute number of instructions
792 * doc/install.texi: Explain AIX exception handling work-around.
793 Update URL for AIX fixes.
795 2001-09-07 Jim Wilson <wilson@redhat.com>
797 * alias.c (clear_reg_alias_info): New.
798 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
799 * rtl.h (clear_reg_alias_info): Declare.
801 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
803 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
805 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
806 (m16m,edivm,emulm): Change declaration to match definition.
808 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
810 * reload.c (push_reload): Check for subreg_lowpart_p instead of
811 SUBREG_BYTE being 0 when determining if the inner part of a subreg
814 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
816 * c-common.c (signed_or_unsigned_type): Handle machine mode types
817 which have no corresponding C type.
818 * fold_const.c (target_isinf,target_isnan,target_negative): Update
819 the representation of 64-bit doubles to work with 64-bit ints.
821 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
823 * config/mips/mips.c (override_options): Do not override ISA when ABI
824 specified if MIPS_CPU_STRING_DEFAULT was specified.
826 2001-09-07 Richard Henderson <rth@redhat.com>
828 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
829 (express_from_1): Wrap lines.
830 * rtlanal.c (commutative_operand_precedence): Rename from
831 operand_preference; export.
833 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
834 (simplify_binary_operation): Invoke simplify_plus_minus on
835 (CONST (PLUS ...)) as well.
836 (struct simplify_plus_minus_op_data): New.
837 (simplify_plus_minus_op_data_cmp): New.
838 (simplify_plus_minus): Use them. Avoid infinite recursion with
839 simplify_binary_operation wrt CONST.
841 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
843 * h8300-protos.h (general_operand_dst_push): Remove.
844 * h8300.c (general_operand_dst_push): Likewise.
845 * h8300.h (OK_FOR_T): Likewise.
846 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
847 * h8300.md (pushqi_h8300): New.
848 (pushqi_h8300hs): Likewise.
850 (pushhi_h8300): Likewise.
851 (pushhi_h8300hs): Likewise.
854 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
856 * genattrtab.c (attr_printf): First arg is unsigned.
857 Clean up formatting of callers.
859 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
861 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
864 2001-09-07 Andreas Jaeger <aj@suse.de>
866 * i386.h (TARGET_SWITCHES): Fix descriptions.
868 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
870 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
872 2001-09-06 Ira Ruben <ira@apple.com>
874 Remove OP_IDENTIFIER.
875 * tree.def (OP_IDENTIFIER): Remove.
876 * tree.c (tree_node_kind enum): Remove op_id_kind.
877 (tree_node_kind_names): Remove "op_identifiers".
878 (make_node): Remove OP_IDENTIFIER test.
879 (build_op_identifier): Removed because it isn't being used.
880 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
881 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
883 2001-09-06 Richard Henderson <rth@redhat.com>
885 * simplify-rtx.c (simplify_binary_operation): Revert last change.
887 2001-09-06 Richard Henderson <rth@redhat.com>
889 * simplify-rtx.c (simplify_binary_operation): Simplify contents
892 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
894 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
895 number used for CR register.
897 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
898 Joern Rennecke (amylaar@cygnus.com)
900 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
901 * h8300.c (initial_offset): Handle offset between RP and FP.
902 (h8300_return_addr_rtx): New function.
903 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
905 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
906 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
907 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
908 (CAN_ELIMINATE, REGISTER_NAMES):
909 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
911 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
913 Remove TYPE_NONCOPIED_PARTS.
914 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
915 (struct tree_type): Remove noncopied_parts.
916 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
917 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
918 (fixed_type_p): Remove.
919 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
920 (expand_expr, MODIFY_EXPR): Likewise.
921 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
922 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
924 2001-09-06 Alan Modra <amodra@bigpond.net.au>
926 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
928 (mask64_operand): Likewise.
929 (includes_rldic_lshift_p): Likewise.
930 (includes_rldicr_lshift_p): Likewise.
932 2001-09-05 Ziemowit Laski <zlaski@apple.com>
934 * objc/objc-act.c (build_message_expr): If a class method cannot
935 be found, do not issue a warning if a corresponding instance
936 method exists in the root class.
938 2001-09-05 Richard Henderson <rth@redhat.com>
940 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
942 2001-09-05 Zack Weinberg <zack@codesourcery.com>
944 * function.c (ggc_mark_struct_function): Mark f->outer.
945 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
946 * integrate.c (output_inline_function): ... not here.
948 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
950 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
952 * i386.c (size_cost): New static variable.
953 (override_function): Use size_cost when -Os is specified.
955 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
956 properly; Use current_function_calls_eh_return.
957 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
958 use leave to avoid depdendancy chain.
960 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
961 get BB loop_depth instead of computing it from LOOP notes.
963 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
965 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
967 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
968 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
969 UNALIGNED_DOUBLE_INT_ASM_OP): Define
971 2001-09-05 Jeffrey A Law (law@cygnus.com)
972 Jason Merrill (jason@redhat.com)
974 * stor-layout.c (layout_type): Complain if an array's size can
975 not be represented in a size_t.
977 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
979 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
981 * gcc.c: (process_command) Add parentheses around assignment
984 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
986 * config/mips/mips.c (save_restore_insns): Don't mark any register
987 save slots as unchanging if current_function_calls_eh_return.
989 2001-09-05 Richard Henderson <rth@redhat.com>
991 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
992 * config/alpha/alpha-protos.h: Declare it.
993 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
994 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
995 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
996 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
997 (REG_OK_FOR_BASE_P): Select one of the above.
999 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1001 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1002 (crti.o): Prefix name of object file with $(T).
1005 2001-09-05 David S. Miller <davem@redhat.com>
1007 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1008 * config/sparc/linux64.h: Likewise.
1010 2001-09-05 Andreas Jaeger <aj@suse.de>
1012 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1013 available anymore, remove the documentation.
1014 (i386 Options): Fix typo, cleanup index entries.
1016 * prefix.c (concat): Remove, we can use the version from liberty.
1018 2001-09-05 Richard Henderson <rth@redhat.com>
1020 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1021 New functions split out of md file expanders.
1022 * config/alpha/alpha-protos.h: Declare them.
1023 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1025 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1027 * cppmacro.c (funlike_invocation_p): No need to restore context.
1029 2001-09-04 Richard Henderson <rth@redhat.com>
1031 * reload.c (push_reload): Export.
1032 * reload.h (push_reload): Declare it.
1034 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1035 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1036 * config/alpha/alpha.c (alpha_legitimize_address): New.
1037 (alpha_legitimize_reload_address): Likewise.
1038 * config/alpha/alpha-protos.h: Declare them.
1040 2001-09-04 Stan Shebs <shebs@apple.com>
1042 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1043 * config/darwin.c (machopic_stub_name): Account for internally
1044 generated lib calls such as memcpy.
1046 2001-09-04 Richard Henderson <rth@redhat.com>
1048 * unwind.h (_UA_END_OF_STACK): New flag.
1049 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1051 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1053 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1055 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1057 * config/mips/mips.c (save_restore_insns): Change base_offset to
1058 fp_offset in second call to mips_emit_frame_related_store.
1060 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1062 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1063 sometimes be represented as a NOTE of type
1064 NOTE_INSN_DELETED_LABEL.
1065 (Insns): Document NOTE_INSN_DELETED_LABEL.
1067 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1069 * c-common.h (tree_dump_index): Add more comments.
1070 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1071 (dump_option_value_info): New struct.
1072 (dump_options): New array.
1073 (dump_switch_p): Parse switch options symbolically.
1074 * doc/invoke.texi (-fdump-ast): Rename to ...
1075 (-fdump-tree): ... here. Document that options are symbolic, and
1076 not all are applicable.
1078 2001-09-04 David S. Miller <davem@redhat.com>
1080 * config/sparc/sparc.md (define_splits): Kill constraints.
1082 Cleanup redundant and unused insn attributes.
1083 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1084 binary, and move. Mark ialu as default.
1085 (commented out define_function_unit "alu"): Kill.
1086 (define_attr "use_clobbered"): Kill.
1087 (whole file): Kill address insn type references. Replace
1088 all unary/binary/move references with ialu.
1089 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1090 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1093 Simplify length insn attribute and make more judicious use
1094 of insn attribute defaulting.
1095 * config/sparc/sparc.md (all insns with length > one): Mark as
1096 insn type multi if real instructions, else use default if
1097 it is a forced splitter.
1098 (all insns with length == one): Use default insn length.
1099 (all insns of type ialu): Use default insn type.
1101 Fix erroneous insn attribute settings.
1102 (addx): Set insn type to misc.
1103 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1104 const_umulsidi3_sp64): Set insn type to imul.
1106 Track SFmode vs DFmode insns according to UltraSPARC
1108 * config/sparc/sparc.md ("fptype"): New attribute, default
1110 (all DFmode single insns): Mark as fptype "double".
1112 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1114 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1116 2001-09-03 Richard Henderson <rth@redhat.com>
1118 * function.h (struct function): Add arg_pointer_save_area_init.
1119 * function.c (expand_function_end): Init arg_pointer_save_area.
1120 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1121 when called from a nested function.
1123 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1125 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1128 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1130 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1132 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1134 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1135 (emit_push_insn): Use specified padding direction when
1136 STACK_PUSH_CODE is POST_INC.
1138 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1140 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1142 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1144 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1146 * cppinit.c (cpp_start_read): Free the imacros list as we
1147 traverse it. Don't free the chains before returning.
1148 (_cpp_push_next_buffer): Only try pushing buffers if we've
1149 completed -imacros handling.
1151 2001-08-31 Eric Christopher <echristo@redhat.com>
1153 * gcc.c (handle_braces): Add explaination for abort.
1155 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1157 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1158 move adjustment of bitpos instead.
1160 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1162 * function.c: Remove all_functions. Make outer_function_chain
1164 (init_function_start): Don't add new function structure to
1166 (find_function_data, push_function_context_to,
1167 pop_function_context_from, put_var_into_stack,
1168 trampoline_address): Update for changed structure element names.
1169 (push_function_context_to): Disentangle.
1170 (free_after_compilation): Also free F.
1171 (expand_dummy_function_end): Don't free cfun here.
1172 (put_var_into_stack): Comment why we can't use find_function_data here.
1173 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1174 (mark_function_chain): Split into maybe_mark_struct_function and
1175 ggc_mark_struct_function. Export the latter.
1176 (init_function_once): Mark from cfun and outer_function_chain;
1179 * function.h (struct function): Kill next_global. Rename next
1180 to outer. All users updated to match.
1181 (all_functions, outer_function_chain): Don't declare.
1183 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1184 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1185 don't touch f->inlinable, after calling rest_of_compilation.
1187 * tree.h: Forward-declare struct function. Prototype
1188 ggc_mark_struct_function.
1190 2001-08-31 Kazu Hirata <kazu@hxi.com>
1192 * config/h8300/h8300.md (*andorhi3): Fix typos.
1194 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1196 * calls.c (emit_library_call_value): Don't use a fixed
1197 argument after VA_CLOSE, i.e. out of scope in traditional C.
1199 * emit-rtl.c (gen_rtvec): Likewise.
1201 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1203 * Makefile.in (c-pragma.o): Depend on output.h.
1204 (reorg.o): Depend on except.h.
1206 * c-pragma.c: Include output.h.
1208 * reorg.c: Include except.h.
1210 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1212 2001-08-31 Richard Henderson <rth@redhat.com>
1214 * sched-deps.c (add_dependence): Don't elide dependancy if the
1215 conditional used by insn is modified in elem.
1217 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1219 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1221 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1223 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1226 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1228 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1230 (stormy16_asm_out_constructor): New function.
1231 (TARGET_ASM_CONSTRUCTOR): Define.
1232 (TARGET_ASM_DESTRUCTOR): Define.
1234 2001-08-31 Andreas Jaeger <aj@suse.de>
1236 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1237 * loop.c (add_label_notes): Likewise.
1238 * reload.c (find_reloads): Likewise.
1239 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1241 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1243 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1244 code here. Take _Unwind_{W,Sw}ord*.
1245 (read_encoded_value_with_base): Use them.
1246 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1248 (extract_cie_info): Simplify read_?leb128 handling.
1249 (execute_stack_op, execute_cfa_program): Likewise.
1250 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1252 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1254 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1255 the frame pointer to pop the stack if convenient.
1257 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1258 Don't use post-increment before combine.
1259 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1260 a call-saved register.
1262 2001-08-31 Andreas Jaeger <aj@suse.de>
1264 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1267 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1269 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1270 not DIV/MOD, of course.
1272 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1274 * rtl.def: Undo my patch commited 2001-08-27.
1276 * genattrtab.c: Ditto.
1280 * sched-int.h: Ditto.
1282 * target-def.h: Ditto.
1286 * haifa-sched.c: Ditto.
1288 * sched-rgn.c: Ditto.
1290 * sched-vis.c: Ditto.
1292 * Makefile.in: Ditto.
1294 * doc/md.texi: Ditto.
1296 * doc/tm.texi: Ditto.
1298 * doc/contrib.texi: Ditto.
1300 * doc/gcc.texi: Ditto.
1302 * genattrtab.h: Remove it.
1304 * genautomata.c: Remove it.
1306 * genattr.c: Undo my patch and Richard Henderson's patch commited
1309 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1311 * config.gcc (h8300-*-elf*): New case.
1312 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1313 (SUBTARGET_CPP_SPEC): Define.
1314 (EXTRA_SPECS): Define.
1315 (SUBTARGET_EXTRA_SPECS): Define.
1316 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1317 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1319 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1321 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1322 (LIB2FUNCS_EXTRA): Define.
1323 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1324 config/h8300/fixunssfsi.c: New file.
1326 2001-08-30 Kazu Hirata <kazu@hxi.com>
1328 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1329 define_expand to accomodate target-specific attributes.
1330 (anonymous zero_extendqihi2 patterns): New.
1332 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1334 * h8300.md (*andorhi3): New pattern.
1336 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1338 * h8300.c (dosize): Fix test for "sub".
1340 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1342 * c-typeck.c (pointer_diff): Try to eliminate common term before
1345 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1347 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1348 Account for the saves of the FP registers.
1350 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1351 (TEXT_SECTION_ASM_OP): Define.
1352 (INIT_SECTION_ASM_OP): Define.
1353 (FINI_SECTION_ASM_OP): Define.
1354 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1355 (RDATA_SECTION_FUNCITON): Provide prototype.
1357 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1359 * reload1.c (move2add_note_store): Correct typo checking for
1362 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1364 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1365 note should not be considered outside the libcall block.
1367 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1369 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1371 2001-08-29 Kazu Hirata <kazu@hxi.com>
1373 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1375 2001-08-29 Kazu Hirata <kazu@hxi.com>
1377 * config/h8300/h8300-protos.h: Add a prototype for
1379 * config/h8300/h8300.c (emit_logical_op): New.
1380 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1387 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1389 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1390 comparison with rtx INTVAL.
1391 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1393 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1395 2001-08-29 Kazu Hirata <kazu@hxi.com>
1397 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1400 2001-08-29 Kazu Hirata <kazu@hxi.com>
1402 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1403 (reg n) to (mem (pre_dec (reg n))
1404 (anonymous movsi pattern): Likewise.
1406 2001-08-29 Kazu Hirata <kazu@hxi.com>
1408 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1410 2001-08-29 Kazu Hirata <kazu@hxi.com>
1412 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1413 several special constants.
1415 2001-08-29 Kazu Hirata <kazu@hxi.com>
1417 * config/h8300/lib1funcs.asm: Fix comment typos.
1419 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1421 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1422 Fix format specifier warnings.
1424 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1425 inet_makeaddr, semctl): Prototype.
1427 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1428 (save_restore_insns): Use base_offset, not gp_offset.
1430 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1431 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1433 2001-08-29 Richard Henderson <rth@redhat.com>
1435 * bb-reorder.c (function_tail_eff_head): New.
1436 (record_effective_endpoints): Set it.
1437 (fixup_reorder_chain): Use it.
1439 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1441 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1443 2001-08-28 Dale Johannesen <dalej@apple.com>
1445 * config/darwin.c (machopic_function_base_name): Add const
1446 qualifier to a string.
1447 (darwin_encode_section_info): Ditto.
1449 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1451 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1452 function definition.
1454 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1456 * df.h (struct df): Add rts_order variable.
1458 * df.c (df_visit_next_rts): New function.
1459 (df_visit_next): Renamed to df_visit_next_rc
1460 (df_analyse_1): Allocate/compute/free rts_order as well.
1461 (df_rd_global_compute): Use df_visit_next_rc instead of
1463 (df_ru_global_compute): Use df_visit_next_rts instead of
1466 * flow.c (flow_reverse_top_sort_order_compute): New function.
1468 * basic-block.h: Add prototype.
1470 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1472 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1473 blocks, the BB_REACHABLE is now set, rather than aux being
1474 non-NULL. Update the test to reflect this.
1476 2001-08-28 Eric Christopher <echristo@redhat.com>
1478 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1479 config/mips/crti.asm: Ditto.
1481 2001-08-28 Eric Christopher <echristo@redhat.com>
1482 Richard Henderson <rth@redhat.com>
1484 * c-pragma.h (add_weak): Move prototype from here...
1485 * output.h (add_weak): ... to here.
1486 * varasm.c (add_weak): Fix typo.
1487 * config/mips/crti.asm: New file.
1488 * config/mips/crtn.asm: Ditto.
1489 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1490 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1491 (INVOKE__main): Ditto.
1492 (INIT_SECTION_ASM_OP): New.
1493 (FINI_SECTION_ASM_OP): Ditto.
1494 (STARTFILE_SPEC): Add crti.
1495 (ENDFILE_SPEC): Add crtn.
1496 * config/mips/elf64.h: Same.
1497 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1499 * config/mips/vxworks.h: Ditto.
1500 * config/mips/t-elf: Support crti and crtn.
1502 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1504 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1507 2001-08-28 Richard Henderson <rth@redhat.com>
1509 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1510 (one_cmplbi2 splitter): Remove redundant test.
1512 2001-08-28 Dale Johannesen <dalej@apple.com>
1514 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1516 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1518 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1520 2001-08-28 Stan Shebs <shebs@apple.com>
1522 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1523 (UNALIGNED_SHORT_ASM_OP): Define.
1524 (UNALIGNED_INT_ASM_OP): Define.
1526 2001-08-28 Will Cohen <wcohen@redhat.com>
1528 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1529 generation for first set.
1531 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1533 * flow.c (redirect_edge_succ_nodup): Return new edge.
1534 (try_simplify_condjump): Use new edge.
1535 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1537 * cse.c (cse_basic_block): Skip note instructions.
1539 2001-08-27 Richard Henderson <rth@redhat.com>
1541 * combine.c (combine_simplify_rtx): Don't reverse condition
1542 if there is no reverse for the condition.
1543 (simplify_comparison): Don't simplify subregs from INT to FP.
1545 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1546 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1547 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1548 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1549 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1550 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1552 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1554 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1555 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1557 (adddi_dilshr32, adddi_dishl32): Only data register can be
1558 source for mem destination.
1560 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1561 and use bitnum to decide about register move.
1563 2001-08-27 Richard Henderson <rth@redhat.com>
1565 * genattr.c (main): Emit state_t even when not doing scheduling.
1567 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1568 Richard Henderson <rth@redhat.com>
1570 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1571 (reg_avail_info, current_bb): ... these.
1572 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1573 (compute_hash_table): Likewise.
1575 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1577 * flow.c (verify_flow_info): Use checksums to verify edges.
1579 2001-08-27 Richard Henderson <rth@redhat.com>
1581 * genautomata.c (expand_automata): Always create a description.
1583 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1585 * optabs.c (expand_binop): Correctly handle the carry in multiword
1586 add/subtract operations.
1588 2001-08-27 Fred Fish <fnf@be.com>
1590 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1593 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1595 * reload.c (find_reloads_toplev): Back out this change:
1597 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1599 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1600 mem if the address is a mode_dependent_address_p.
1602 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1604 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1605 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1606 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1609 * genattr.c (main): New variable num_insn_reservations. Increase
1610 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1611 pipeline hazard recognizer interface.
1613 * genattrtab.h: New file.
1615 * genattrtab.c: Include genattrtab.h.
1616 (attr_printf, check_attr_test, make_internal_attr,
1617 make_numeric_value): Move protypes into genattrtab.h. Define them
1619 (num_dfa_decls): New global variable.
1620 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1621 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1622 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1623 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1625 * genautomata.c: New file.
1627 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1629 * sched-int.h: (curr_state): Add the external definition for
1630 automaton pipeline interface.
1631 (haifa_insn_data): Add comments for members blockage and units.
1633 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1634 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1635 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1636 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1637 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1638 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1639 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1641 (TARGET_SCHED): Use the new macros.
1643 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1644 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1645 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1646 dfa_bubble): New members in gcc_target.sched.
1648 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1649 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1650 (insn_queue): Redefine it as pointer to array.
1651 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1653 (max_insn_queue_index_macro_value): New variable.
1654 (curr_state, dfa_state_size, ready_try): New varaibles for
1655 automaton interface.
1656 (ready_element, ready_remove, max_issue): New function prototypes
1657 for automaton interface.
1658 (choose_ready): New function prototype.
1659 (insn_unit, blockage_range): Add comments.
1660 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1661 FUNCTION_UNITS_SIZE == 0.
1662 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1663 actual_hazard, potential_hazard): Add comments.
1664 (insn_cost): Use cost -1 as undefined value. Remove
1665 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1667 (ready_element, ready_remove): New functions for automaton
1669 (schedule_insn): Add new code for automaton pipeline interface.
1670 (queue_to_ready): Add new code for automaton pipeline interface.
1671 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1672 (debug_ready_list): Print newline when the queue is empty.
1673 (max_issue): New function for automaton pipeline interface.
1674 (choose_ready): New function.
1675 (schedule_block): Add new code for automaton pipeline interface.
1676 Print ready list before scheduling each insn.
1677 (sched_init): Add new code for automaton pipeline interface.
1678 Initiate insn cost by -1.
1679 (sched_finish): Free the current automaton state and finalize
1680 automaton pipeline interface.
1682 * sched-rgn.c: Include target.h.
1683 (init_ready_list, new_ready, debug_dependencies): Add new code for
1684 automaton pipeline interface.
1686 * sched-vis.c: Include target.h.
1687 (get_visual_tbl_length): Add code for automaton interface.
1688 (target_units, print_block_visualization): Add comments.
1690 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1691 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1692 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1693 (getruntime.o, genautomata.o): New entries.
1694 (genattrtab.o): Add new dependency file genattrtab.h.
1695 (genattrtab): Add new dependencies. Link it with `libm.a'.
1696 (getruntime.o, hashtab.o): New entries for canadian cross.
1698 * doc/md.texi: Description of automaton based model.
1700 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1702 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1703 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1704 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1705 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1706 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1707 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1708 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1710 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1711 MAX_DFA_ISSUE_RATE): New macro descriptions.
1713 * doc/contrib.texi: Add dfa based scheduler contribution.
1715 * doc/gcc.texi: Add more information about genattrtab.
1717 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1719 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1722 2001-08-27 Richard Henderson <rth@redhat.com>
1724 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1725 (get_arg_pointer_save_area): New. Create an init it here.
1726 (fix_lexical_addr): Use it.
1727 * function.h: Declare it.
1728 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1729 * stmt.c (expand_nl_goto_receiver): Use it.
1731 2001-08-27 Richard Henderson <rth@redhat.com>
1733 * final.c (final_scan_insn): Don't enter APP_ON mode for
1736 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1737 alignment for assemble_integer for DW_EH_PE_aligned.
1738 * except.c (output_function_exception_table): Likewise.
1740 2001-08-26 Andreas Jaeger <aj@suse.de>
1742 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1744 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1746 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1748 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1750 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1752 (mask64_operand): Likewise.
1753 (rldic_operand): Delete.
1754 (includes_lshift64_p): Delete.
1755 (includes_rldic_lshift_p): New function.
1756 (includes_rldicr_lshift_p): New function.
1757 (print_operand): Don't call rldic_operand in case 'W'.
1758 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
1759 (includes_lshift64_p): Remove.
1760 (includes_rldic_lshift_p): Declare.
1761 (includes_rldicr_lshift_p): Declare.
1762 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
1763 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
1764 Replace match_operand rldic_operand predicate with
1765 const_int_operand. Replace includes_lshift64_p condition with
1766 includes_rldic_lshift_p.
1767 <ashldi3_internal 64 bit rldicr patterns>: New.
1769 2001-08-27 Andreas Jaeger <aj@suse.de>
1771 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1772 * errors.c: Likewise.
1773 * final.c: Likewise.
1774 * dwarf2asm.c: Likewise.
1775 * doprint.c (checkit): Likewise.
1776 * diagnostic.c: Likewise.
1777 * collect2.c: Likewise.
1778 * calls.c: Likewise.
1779 * c-semantics.c (build_stmt): Likewise.
1780 * c-format.c (status_warning): Likewise.
1781 * c-errors.c (pedwarn_c99): Likewise.
1782 * builtins.c (validate_arglist): Likewise.
1783 * config/pj/pj.c (pj_printf): Likewise.
1784 * fix-header.c: Likewise.
1786 * gcov.c (fnotice): Likewise.
1787 * gensupport.c (message_with_line): Likewise.
1788 * mips-tfile.c: Likewise.
1789 * protoize.c (notice): Likewise.
1790 * read-rtl.c (fatal_with_file_and_line): Likewise.
1791 * rtl-error.c: Likewise.
1792 * tradcpp.c: Likewise.
1794 * cp/tree.c (build_min_nt): Likewise.
1795 (build_min): Likewise.
1796 * cp/lex.c: Likewise.
1797 * cp/errfn.c: Likewise.
1798 * cp/rtti.c (create_pseudo_type_info): Likewise.
1800 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
1802 * df.c (df_uses_record): Return after recording all uses
1805 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
1807 * df.c (df_insn_modify): Realloc the INSN table here, if
1808 necessary, here, too.
1810 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
1812 * config/mips/mips.c (mips_function_value): Handle complex return
1815 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
1817 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
1819 * reload.c (make_memloc): Copy result if it is still
1820 reg_equiv_memory_loc[regno] on return.
1821 (subst_reloads) [ENABLE_CHECKING]: Check that none of
1822 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
1823 reg_equiv_mem are modified by the substitutions.
1825 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1827 * predict.c (expensive_function_p): New.
1828 * rtl.h (expensive_function_p): Declare.
1829 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
1830 (use_fast_prologue_epilogue): New static variable.
1831 (expand_prologue): Set it; emit short prologues if unset.
1832 (expand_epilogue): Likewise.
1834 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1836 * config.gcc: Add stormy16-*-elf case.
1837 * config/stormy16/stormy-abi: New file.
1838 * config/stormy16/stormy16-lib2.c: New file.
1839 * config/stormy16/stormy16-protos.h: New file.
1840 * config/stormy16/stormy16.c: New file.
1841 * config/stormy16/stormy16.h: New file.
1842 * config/stormy16/stormy16.md: New file.
1843 * config/stormy16/t-stormy16: New file.
1845 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1847 * i386.h (no-accumulate-outgoing-args): Use proper mask.
1849 2001-08-24 David Edelsohn <edelsohn@gnu.org>
1851 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
1852 descriptor members are pointer size, not constant 4.
1853 * config/rs6000/rs6000.md (define_splits): Remove more unused
1856 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1858 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1860 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
1862 * cp/rtti.c (VPARAMS): Fix parameter.
1864 2001-08-24 Zack Weinberg <zackw@panix.com>
1866 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
1868 (mode_for_extraction): No need for #ifdefs. Add default-case abort
1870 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
1871 in if controlling use of insv.
1872 (extract_bit_field): Likewise, for extv and extzv.
1874 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1876 * i386.md (movcc peep2): Fix load of 0.
1878 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1880 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
1881 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
1883 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
1885 * c-pragma.h: Move weak_syms and weak_decls...
1886 * varasm.c: ...here. Now static.
1887 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
1888 depend on HANDLE_PRAGMA_WEAK.
1890 * c-common.c (c_alignof, c_alignof_expr): Move here...
1891 * c-typeck.c: ...from here.
1892 * c-tree.h, c-common.h: Adjust.
1894 2001-08-23 Bernd Schmidt <bernds@redhat.com>
1896 * config/ia64/ia64.c (rws_update): If !pred, set write_count
1897 instead of incrementing it.
1899 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
1900 asm ready, don't try to move them all into the same array element.
1902 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1904 * function.c (thread_prologue_and_epilogue_insns): Avoid
1905 fallthru flag on edge to exit.
1907 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
1909 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
1912 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
1914 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
1915 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
1916 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
1919 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
1921 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
1922 replace "GNU CC" with "GCC".
1924 2001-08-23 Richard Henderson <rth@redhat.com>
1926 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
1927 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
1928 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
1929 Need GR between FR and not GR_AND_FR.
1930 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
1931 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
1932 AR regs before GR regs.
1933 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
1934 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
1935 (REGISTER_MOVE_COST): Update.
1936 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
1938 2001-08-23 Richard Henderson <rth@redhat.com>
1940 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
1943 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1945 * reload1.c (emit_reload_insns): Don't look for notes
1946 on a NULL store_insn.
1948 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1950 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
1951 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
1952 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
1953 format specifier warnings.
1954 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
1956 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
1958 * config/i386/i386-protos.h: Correct declaration of
1959 i386_pe_asm_named_section.
1961 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
1963 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
1965 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
1967 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
1969 * cpperror.c (print_location): Don't show _Pragma.
1970 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
1971 and file change callback generation here.
1972 (stack_include_file): Update use of cpp_push_buffer.
1973 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
1974 (struct cpp_buffer): Remove type, pfile members.
1975 * cppinit.c (cpp_handle_option): Use free_chain.
1976 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
1977 (skip_escaped_newlines, get_effective_char, lex_percent): Take
1978 a cpp_reader rather than a cpp_buffer.
1979 (skip_escaped_newlines, get_effective_char, skip_block_comment,
1980 skip_line_comment, parse_string, lex_percent, lex_dot,
1981 _cpp_lex_token): Update accordingly.
1982 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
1984 (cpp_push_buffer): Update prototype.
1985 (run_directive): Update use of cpp_push_buffer.
1986 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
1987 handle_assertion): Update use of run_directive.
1988 * cpplib.h (enum cpp_buffer_type): Remove.
1989 (cpp_push_buffer): Update prototype.
1990 * fix-header.c (read_scan_file): Update.
1992 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1994 * gcc.c (struct prefix_list): Change prefix to const char *.
1996 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1998 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2000 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2002 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2005 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2008 * ifcvt.c (dead_or_predicable): Adjust.
2009 * loop.c (find_and_verify_loops): Adjust.
2010 * stmt.c (expand_end_case): Adjust.
2011 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2012 head and end insn pointers in the basic block, not just local copies.
2013 (merge_blocks_move_predecessor_nojumps): Likewise.
2015 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2017 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2018 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2019 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2020 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2021 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2022 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2023 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2024 conditions.h, config.gcc, configure.frag, configure.in,
2025 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2026 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2027 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2028 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2029 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2030 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2031 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2032 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2033 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2034 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2035 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2036 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2037 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2038 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2039 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2040 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2041 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2042 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2043 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2044 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2045 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2046 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2047 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2048 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2049 params.h, predict.c, predict.def, predict.h, prefix.c,
2050 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2051 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2052 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2053 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2054 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2055 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2056 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2057 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2058 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2059 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2060 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2061 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2062 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2063 xcoffout.h: replace "GNU CC" with "GCC".
2065 2001-08-21 Richard Henderson <rth@redhat.com>
2067 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2068 (final_scan_insn): Consider jump tables data even if we have no
2069 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2071 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2072 (ASM_OUTPUT_CASE_END): Remove.
2073 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2074 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2075 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2077 2001-08-21 Richard Henderson <rth@redhat.com>
2079 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2080 at barrier insns. Emit stop bits before barriers.
2082 * flow.c (flow_find_cross_jump): Don't consider unconditional
2083 return insns for commoning.
2085 * final.c (compute_alignments): Fix typo.
2087 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2088 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2089 (store_bit_field): Use mode_for_extraction more places.
2090 (extract_bit_field): Likewise.
2092 2001-08-21 Zack Weinberg <zackw@panix.com>
2094 * caller-save.c: Don't include insn-codes.h.
2095 (reg_save_code, reg_restore_code): Make arrays of int.
2096 All uses updated to match.
2097 (insert_save, insert_restore): No need to initialize "code"
2098 variable upon declaration.
2099 * Makefile.in: update dependencies; fix typo in clean rule.
2101 2001-08-21 Richard Henderson <rth@redhat.com>
2103 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2104 (merge_if_block): Handle fallout from same.
2106 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2108 * builtins.c (type_to_class): Fix typo in last change.
2110 2001-08-21 Richard Henderson <rth@redhat.com>
2112 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2113 ia64_asm_output_label.
2115 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2116 copy of gp while the real gp register contains garbage.
2118 2001-08-21 Zack Weinberg <zackw@panix.com>
2120 * expmed.c (mode_for_extraction): New function.
2121 (store_bit_field, extract_bit_field): Use it.
2122 * expr.h: Prototype it and provide an enum for its first argument.
2124 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2125 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2126 and digging through the insn_data tables.
2127 * Makefile.in: Update dependencies.
2129 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2131 * cppfiles.c (stack_include_file): line-map.c now handles include
2133 (handle_missing_handler): Similarly.
2134 (_cpp_execute_include): Similarly.
2135 (_cpp_pop_file_buffer): Similarly.
2136 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2137 buffer_stack_depth and include_depth.
2138 * cpplib.c (do_include_common): line-map.c now handles include depth.
2139 (cpp_push_buffer): Similarly.
2140 (_cpp_pop_buffer): Similarly.
2141 * cppmacro.c (builtin_macro): Update.
2142 * line-map.c (init_line_maps): Set depth.
2143 (add_line_map): Increment "used" earlier. Update and use the
2145 (trace_include): Use the include depth.
2146 * line-map.h (struct line_maps): New member depth.
2148 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2150 * cppfiles.c (stack_include_file): Don't handle -H here.
2151 * cppinit.c (cpp_start_read): Set include tracing after
2152 cpp_post_options and after stacking the main file.
2153 * line-map.c (trace_include): New.
2154 (init_line_maps, add_line_map): Update.
2155 * line-map.h (struct line_maps): New member trace_includes.
2157 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2159 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2160 * cppfiles.c (stack_include_file): Only stack a file if there
2161 is something to do. Return a boolean indicating whether a
2162 buffer was stacked or not.
2163 (_cpp_execute_include): Similarly.
2164 (_cpp_read_file): Similarly.
2165 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2167 2001-08-21 Sam Steingold <sds@gnu.org>
2169 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2170 (RECACHE): keep obufp_before_macroname up to date
2172 2001-08-21 Zack Weinberg <zackw@panix.com>
2174 * stmt.c: Don't include insn-codes.h.
2175 (expand_end_case): Machine specific logic moved to expr.c.
2176 No need to worry about __builtin_classify_type.
2177 (check_for_full_enumeration_handling, emit_case_nodes):
2180 * builtins.o (expand_builtin_classify_type): Split up so code
2181 can be shared with fold_builtin_classify_type.
2182 (type_to_class, fold_builtin_classify_type): New functions.
2183 (fold_builtins): Handle __builtin_classify_type.
2185 * expr.c (do_tablejump): Now static.
2186 (case_values_threshold, try_casesi, try_tablejump): New;
2187 code mostly from stmt.c (expand_end_case).
2188 (expr.h): Update prototypes.
2190 * Makefile.in (stmt.o): Update dependencies.
2192 2001-08-21 Will Cohen <wcohen@redhat.com>
2194 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2195 declaration of variable i.
2196 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2197 declaration of variable i.
2199 2001-08-21 Richard Henderson <rth@redhat.com>
2201 * crtstuff.c: Fix thinko last change. Move list tails to start
2202 of CRT_END section. Tidy ifdefs.
2203 (__EH_FRAME_BEGIN__): Always static for ELF.
2204 (__do_global_ctors_1): Rename from __frame_dummy.
2205 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2206 name change; don't hide __EH_FRAME_BEGIN__.
2208 2001-08-21 Richard Henderson <rth@redhat.com>
2210 * gdbinit.in: Move break on exit after break on fancy_abort.
2212 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2215 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2217 * cpphash.h (_cpp_push_next_buffer): New.
2218 * cppinit.c (do_includes): Remove.
2219 (push_include, free_chain, _cpp_push_next_buffer): New.
2220 (cpp_start_read): Use them to rework command line option handling.
2221 (cpp_handle_option): Combine handling of -include and -imacros.
2222 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2223 appropriate. Always insert missing \n at EOF.
2224 * cpplib.c (start_directive): Get the directive position right.
2225 * cppmain.c (cb_file_change): Always print the first line, unless
2228 2001-08-20 Andreas Jaeger <aj@suse.de>
2230 * profile.c (compute_branch_probabilities): Remove extra new-line
2232 * flow.c (verify_flow_info): Likewise.
2234 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2236 * basic-block.h (basic_block): Add new field 'flags'.
2237 (BB_REACHABLE): Define.
2238 (expunge_block): Declare.
2239 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2240 (EXIT_BLOCK_PTR): Ditto.
2241 (expunge_block): Remove static declaration.
2242 (cleanup_cfg): Clear bb->aux on every basic block.
2243 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2244 computing reachability.
2245 (delete_unreachable_blocks): Delete block b if b->flags has
2248 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2250 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2252 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2254 * sparc.c (sparc_variable_issue): Fix typo in last change.
2256 2001-08-20 Richard Henderson <rth@redhat.com>
2258 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2260 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2262 * pa.h (RETURN_IN_MEMORY): Improve comment.
2264 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2266 * doc/invoke.texi (Profiling options): Clarify the interactions
2267 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2269 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2271 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2274 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2276 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2279 2001-08-20 Richard Henderson <rth@redhat.com>
2281 * final.c (end_final): Fix typo last change.
2283 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2285 * cppinit.c (init_standard_includes): The returned buffer
2286 is already malloc-ed.
2287 * gcc.c (add_prefix): Similarly.
2288 * prefix.c (translate_name): Update to support clear buffer
2290 (update_path): Similarly. Be sure to free any newly allocated
2291 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2293 * prefix.h (update_path): Update prototype and document.
2294 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2295 up and update to new buffer ownership rules.
2296 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2298 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2300 * final.c (compute_alignments): New function.
2301 (init_insn_lengths): Do not care label_align.
2302 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2303 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2304 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2305 (shorted_branches): Realloc label_align array; do
2306 not call init_insn_lengths; Do not care about loop alignments.
2307 * output.h (compute_alignments): Declare.
2308 * toplev.c (rest_of_compilation): Call compute_alignments.
2309 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2311 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2312 change visited to tovisit.
2313 (propagate_freq): Use faster traversing algorithm.
2314 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2315 to tovisit; reverse meaning.
2317 * predict.c (struct block_info_def): Remove nvisited.
2318 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2319 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2321 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2323 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2324 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2325 (TARGET_FUSED_MADD): New.
2326 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2327 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2328 the multiply-add instructions.
2330 2001-08-19 Richard Henderson <rth@redhat.com>
2332 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2333 is aligned to pointer size.
2335 2001-08-19 Richard Henderson <rth@redhat.com>
2337 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2338 display markers during final schedule.
2340 2001-08-19 Richard Henderson <rth@redhat.com>
2342 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2344 2001-08-19 Richard Henderson <rth@redhat.com>
2346 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2348 (ASM_NAME_TO_STRING): Remove.
2349 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2350 in the same string. Remove support for expressions.
2352 2001-08-19 Richard Henderson <rth@redhat.com>
2354 * config/i386/i386.md (tablejump): Make an expander; handle
2355 pic relative addressing here.
2356 (tablejump_1): Rename from tablejump_pic.
2359 2001-08-19 Richard Henderson <rth@redhat.com>
2361 * regclass.c (fix_register): Fix typo.
2363 2001-08-18 Richard Henderson <rth@redhat.com>
2365 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2366 (struct _Unwind_Context): Expand br_loc to hold it.
2367 (uw_frame_state_for): Handle leaf functions better.
2368 (uw_update_reg_address): Update for br_loc change.
2370 2001-08-18 Richard Henderson <rth@redhat.com>
2372 * crtstuff.c: Move list heads before code that uses them.
2373 (__JCR_LIST__): Remove initial null.
2374 (frame_dummy, __frame_dummy): Do java registration here ...
2375 (__do_global_ctors_aux): ... not here.
2377 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2378 (__do_global_dtors_aux): Update to match.
2379 (__JCR_LIST__, __do_jv_register_classes): New.
2381 * config/ia64/crtend.asm (__JCR_END__): New.
2382 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2383 instead of an indirect LTOFF22 reloc.
2385 2001-08-18 Richard Henderson <rth@redhat.com>
2387 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2388 * regclass.c (init_reg_sets_1): Fix typo.
2389 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2390 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2391 (ia64_compute_frame_size): Make ar.unat live when in use.
2392 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2393 for ar.pfs; remove ar.unat handling.
2394 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2396 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2397 * config/ia64/ia64-protos.h: Update decls.
2398 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2399 (sibcall_pic): Likewise.
2401 2001-08-18 Richard Henderson <rth@redhat.com>
2403 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2404 pred_rel_mutex when searching for insn_group_barrier.
2405 * config/ia64/ia64.md (cycle_display): Combine the expander
2408 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2409 bit before asm as needed.
2411 2001-08-18 Richard Henderson <rth@redhat.com>
2413 * timevar.def (TV_MACH_DEP): New.
2414 * toplev.c (rest_of_compilation): Use it.
2415 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2417 2001-08-18 Zack Weinberg <zackw@panix.com>
2419 * unwind-dw2.c (execute_stack_op): Add default aborts to
2420 the inner switches to prevent warnings.
2422 2001-08-18 Richard Henderson <rth@redhat.com>
2424 * timevar.h (struct timevar_time_def): Change element type to float.
2425 (ticks_to_msec, clocks_to_msec): Likewise.
2426 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2427 (get_time): Likewise.
2428 (timevar_print): Adjust zero check and printing to match.
2430 2001-08-18 Zack Weinberg <zackw@panix.com>
2432 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2433 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2434 Eliminate overfull or underfull hboxes.
2436 2001-08-18 Zack Weinberg <zackw@panix.com>
2438 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2440 2001-08-18 Zack Weinberg <zackw@panix.com>
2442 * haifa-sched.c: Convert to target hooks. Macros replaced
2443 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2444 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2445 MD_SCHED_FINISH, and HAVE_cycle_display.
2446 * target-def.h (TARGET_SCHED_ADJUST_COST,
2447 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2448 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2449 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2450 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2451 New hook #defines to be overridden.
2452 (TARGET_SCHED): Bring them all together.
2453 (TARGET_INITIALIZER): Update.
2454 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2455 instead of 'struct rtx_def *' throughout.
2456 (struct sched): New set of hooks for the scheduler.
2457 * Makefile.in (haifa-sched.o): Depend on target.h.
2458 * doc/tm.texi: Document the new scheduler hooks, together in
2459 their own section, instead of scattered around.
2460 Fix a bunch of underfull/overfull hboxes.
2462 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2463 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2464 sparc.h: Don't define any of the old scheduler macros.
2466 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2467 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2468 sparc.c: Create hook functions from code extracted from
2469 corresponding target header, or make existing hooks static, as
2470 appropriate. Set the appropriate entries in targetm.
2472 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2473 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2474 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2475 Remove prototypes for functions which are now static.
2477 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2478 related gunk; the Haifa scheduler is now the only choice.
2480 2001-08-18 Zack Weinberg <zackw@panix.com>
2482 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2483 * genopinit.c: Put floating point divide insns in sdiv_optab.
2484 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2485 * config/gofast.h, config/c4x/c4x.h,
2486 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2487 config/pa/long_double.h, config/rs6000/sysv4.h,
2488 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2489 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2490 (init_optabs): Use init_optabv for overflow-trapping optabs.
2491 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2492 cmp_optab RTX codes so have_insn_for can find them.
2494 * optabs.c (expand_simple_binop, expand_simple_unop,
2495 have_insn_for, gen_sub3_insn): New interfaces.
2496 * expr.h: Prototype new functions.
2497 (enum optab_methods): Move here from optabs.h.
2499 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2500 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2501 Use new functions instead of working directly with optabs.
2502 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2503 unroll.c: Don't include optabs.h.
2504 * caller-save.c, combine.c, function.c, stmt.c: Just include
2505 insn-codes.h, not optabs.h.
2506 * Makefile.in: Update dependencies.
2508 * combine.c (make_compound_operation, simplify_comparison):
2509 Fix typos testing for this or that instruction.
2511 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2513 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2514 generating libgcc.a.
2516 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2518 * except.c (TYPE_HASH): Delete.
2520 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2523 * tree.c (TYPE_HASH): Delete.
2525 * tree.h (TYPE_HASH): Define.
2527 2001-08-18 Graham Stott <grahams@redhat.com>
2529 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2531 (adddi3_internal_2+2): Likewise.
2532 (eh_set_lr_di+1): Likewise.
2534 2001-08-17 Richard Henderson <rth@redhat.com>
2536 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2537 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2538 * dwarf2asm.c: ... here.
2539 * dwarfout.c: Remove them.
2541 * varasm.c (assemble_integer): Add align parameter.
2542 (assemble_real, output_constant, output_constructor): Likewise.
2543 * output.h: Update decls.
2544 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2545 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2546 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2547 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2548 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2551 * final.c (end_final): Abort profile block generation if we
2552 havn't layed it out properly.
2553 * output.h (assemble_eh_integer): Remove stale decl.
2554 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2556 (assemble_integer): Handle unaligned data.
2557 (assemble_real): Abort on unaligned data.
2558 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2560 (default_dtor_section_asm_out_destructor): Use assemble_align.
2561 (default_named_section_asm_out_constructor): Likewise.
2562 (default_ctor_section_asm_out_constructor): Likewise.
2563 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2564 (machopic_asm_out_destructor): Likewise.
2565 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2566 (nextstep_asm_out_destructor): Likewise.
2567 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2568 (vms_asm_out_destructor): Likewise.
2570 2001-08-17 Richard Henderson <rth@redhat.com>
2572 * config/mips/iris6.h (TARGET_IRIX6): New.
2573 (current_section_name, current_section_flags): New.
2574 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2575 (MAX_OFILE_ALIGNMENT): New.
2576 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2577 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2578 (copy_file_data): Split out from
2579 (mips_asm_file_end): ... here.
2580 (mips_asm_file_start): Remove extra .section directive. Use
2581 tmpfile instead of mips_make_temp_file.
2582 (mips_unique_section): Use const char * as needed for warnings.
2583 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2584 re-add align parameter.
2585 (iris6_asm_named_section): New.
2586 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2587 (iris6_asm_output_align, iris6_section_align_1): New.
2588 (iris6_asm_file_start, iris6_asm_file_end): New.
2589 * config/mips/mips-protos.h: Update decls.
2591 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2593 * doc/install.texi (Install GCC): Add links to build status pages.
2595 (Final install): Ditto; request updates for specific info
2597 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2599 * cpperror.c (print_location): Don't take a file name; use the
2601 (_cpp_begin_message): Similarly.
2602 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2603 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2604 (cpp_pedwarn_with_file_and_line): Remove.
2605 * cppfiles.c (stack_include_file): Update; set filename to stdin
2606 here when appropriate.
2607 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2608 (_cpp_begin_message): Don't take a file name.
2609 * cppinit.c: Add comment.
2610 * cpplex.c: Fix end-of-directive indicator.
2611 * cpplib.c: Don't include intl.h.
2612 (run_directive, do_diagnostic): Update.
2613 (do_line): Update to not use nominal_fname.
2614 (cpp_push_buffer): Don't take a filename.
2615 * cpplib.h (struct ht): Remove.
2616 (cpp_push_buffer): Don't take a filename.
2617 (cpp_pedwarn_with_file_and_line): Remove.
2618 * cppmacro.c (struct cpp_macro): Remove file.
2619 (builtin_macro): Update.
2620 (_cpp_create_definition): Update.
2621 * cppmain.c: Correct comment.
2622 * fix-header.c (read_scan_file): Update.
2624 2001-08-17 Kazu Hirata <kazu@hxi.com>
2626 * sbitmap.c: Fix comment formatting.
2627 * sched-deps.c: Likewise.
2628 * sibcall.c: Likewise.
2629 * simplify-rtx.c: Likewise.
2631 * ssa-ccp.c: Likewise.
2632 * stor-layout.c: Likewise.
2633 * timevar.c: Likewise.
2634 * toplev.c: Likewise.
2635 * unwind-dw2.c: Likewise.
2636 * unwind-dw2-fde.c: Likewise.
2637 * varasm.c: Likewise.
2639 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2641 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2642 or larger than an integer in memory.
2644 2001-08-17 Zack Weinberg <zackw@panix.com>
2646 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2647 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2648 * rtl.h: Don't forward-declare union tree_node here. Don't
2649 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2650 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2651 and tree respectively.
2652 * tree.h: Don't forward-declare struct rtx_def here. Don't
2653 typedef tree here. Change all uses of struct rtx_def *,
2654 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2655 and tree respectively.
2657 2001-08-17 Richard Henderson <rth@redhat.com>
2659 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2660 config/mips/openbsd.h: Fix typos last change.
2662 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2664 * doc/invoke.texi (Optimize Options): The default for
2665 -finline-limit is 600.
2667 2001-08-17 Richard Henderson <rth@redhat.com>
2669 * varasm.c (text_section): Allow TEXT_SECTION to override the
2670 printing of TEXT_SECTION_ASM_OP.
2671 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2672 (DATA_SECTION, BSS_SECTION): Remove.
2673 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2674 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2675 Rename from s/_NAME//.
2676 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2677 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2678 (TEXT_SECTION): ... here. New.
2679 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2680 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2681 * config/mips/openbsd.h: Likewise.
2682 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2683 (mips_asm_file_end): Likewise test.
2684 (mips_output_function_epilogue): Likewise. Switch back to data
2685 section after emitting the function.
2687 * doc/tm.texi (Sections): Document TEXT_SECTION.
2689 2001-08-17 Richard Henderson <rth@redhat.com>
2691 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2692 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2694 2001-08-17 Richard Henderson <rth@redhat.com>
2696 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2697 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2698 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2699 Add aligned attribute.
2701 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2703 * config/sh/sh.md: Add modes to unspecs in first insn to match
2704 those in the second.
2706 * Makefile.in: Fix collect2 copy for Cygwin.
2708 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2710 Install the proper patch.
2711 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2712 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2713 (expand_function_start): Likewise.
2714 * stmt.c (expand_decl): Likewise.
2715 * varasm.c (make_decl_rtx): Likewise.
2717 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2719 * final.c: Undo my previous accidental checkin.
2720 * output.h: Likewise.
2721 * tm.texi: Likewise.
2723 2001-08-16 Richard Henderson <rth@redhat.com>
2725 * varasm.c (named_section_flags): Remove align parameter.
2726 * varasm.c, dwarf2out.c: Update all callers.
2727 * output.h: Update prototypes.
2729 * target.h (target.asm_out.named_section): Remove align parameter.
2730 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2731 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2732 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2733 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2734 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2736 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2737 (get_named_section_flags, set_named_section_flags): New.
2738 (named_section_flags): Use them.
2739 (named_section): Do decl vs section flags check here...
2740 (default_section_type_flags): ... not here.
2741 (init_varasm_once): Create in_named_htab.
2742 (resolve_unique_section): Mark reloc unused.
2744 2001-08-16 Richard Henderson <rth@redhat.com>
2746 * varasm.c (force_const_mem): Keep pool alignment in bits.
2747 (output_constant_pool): Use assemble_align.
2749 2001-08-16 Zack Weinberg <zackw@panix.com>
2751 * doc/tm.texi: Remove extra @table command.
2753 2001-08-16 Zack Weinberg <zackw@panix.com>
2755 * final.c (shorten_branches): Clear the end of the label_align
2756 array only if we made it larger. Break up messy expressions
2759 * diagnostic.c (internal_error): Check for error recursion
2760 before doing ICE suppression.
2762 * timevar.c: Timing variables now count in milliseconds.
2763 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
2764 (get_time): Not here.
2765 (timevar_print): Don't print any timer whose user, cpu, and
2766 wall times are all zero as displayed.
2767 * timevar.h: Update comment aboout units. Make timevar
2770 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2772 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2773 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2774 (expand_function_start): Likewise.
2775 * stmt.c (expand_decl): Likewise.
2776 * varasm.c (make_decl_rtx): Likewise.
2778 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
2780 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
2781 (finalize_record_size): Don't set TYPE_USER_ALIGN.
2783 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2785 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
2788 2001-08-16 Andreas Jaeger <aj@suse.de>
2790 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
2793 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
2795 * rtl.h (only_sets_cc0_p): New prototype.
2796 * jump.c (sets_cc0_p): Handle INSN.
2797 (only_sets_cc0_p): New function.
2798 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
2799 (tidy_fallthru_edge): Likewise.
2800 * integrate.c (copy_insn_list): Likewise.
2801 * unroll.c (unroll_loop): Likewise.
2802 (copy_loop_body): Likewise.
2804 2001-08-15 Jason Eckhardt <jle@redhat.com>
2806 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
2808 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
2810 * predict.c (struct block_info_def): Remove nvisited.
2811 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2812 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2814 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
2815 (ix86_adjust_cost): Teach scheduler that latency to load operand can
2818 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2820 * predict.def: Update hitrates.
2822 2001-08-15 Richard Henderson <rth@redhat.com>
2824 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
2826 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
2828 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
2829 note from its associated jump.
2831 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2833 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
2834 also on 64-bit s390x targets.
2836 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
2838 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
2840 (arm_expand_prologue): Handled nested functions which take a
2841 variable argument list.
2842 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
2843 macro with an invocation of
2844 arm_compute_initial_elimination_offset.
2845 * config/arm/arm-protos.h: Prototype
2846 arm_compute_initial_elimination_offset.
2848 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2850 * doc/install.texi (Specific, avr): Fix markup.
2851 (Specific, c4x): Ditto.
2853 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2855 * predict.c (dump_prediction): Change `bool' parameter to `int'.
2857 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
2859 * Makefile.in (OBJS): Add rtl-error.o
2860 (rtl-error.o): New rule.
2861 (diagnostic.o): Adjust dependency.
2862 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
2863 error_for_asm, _fatal_insn, _fatal_insn_not_found,
2864 warning_for_asm): Move to...
2865 rtl-error.c: ...here. New file.
2867 2001-08-14 Richard Henderson <rth@redhat.com>
2869 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
2870 if USING_SJLJ_EXCEPTIONS.
2872 2001-08-14 Steve Ellcey <sje@cup.hp.com>
2874 * tlink.c (scan_linker_output): Check string for unsatisfied in
2875 addition to undefined and unresolved.
2877 2001-08-14 Graham Stott <grahams@redhat.com>
2879 * libgcc2.c (*): Replace EH_FRAME_SECTION with
2880 EH_FRAME_SECTION_NAME.
2882 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2884 * genattrtab.c (simplify_test_exp_in_temp): New function.
2885 (simplify_test_exp): Avoid explicit use of temporary obstack.
2886 (simplify_cond, insert_right_side, evaluate_eq_attr,
2887 simplify_and_tree, simplify_or_tree, eliminate_known_true):
2888 Use simplify_test_exp_in_temp.
2889 (optimize_attrs): Iterate until expression stabilizes.
2891 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
2893 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
2894 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
2896 2001-08-13 Richard Henderson <rth@redhat.com>
2898 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
2899 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
2900 * config/arm/conix-elf.h: Likewise.
2902 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
2904 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
2906 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2908 * gcse.c (hash_scan_set): Expressions that are set as part of
2909 jump instructions are not available.
2911 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2913 * config/s390/s390.c (print_operand, s390_function_prologue,
2914 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
2916 2001-08-13 Richard Henderson <rth@redhat.com>
2918 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
2919 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
2920 * doc/tm.texi (Exception Region Output): Document it.
2922 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
2924 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
2925 DWARF2 instead of stabs by default.
2927 2001-08-13 David Edelsohn <edelsohn@gnu.org>
2929 * config/rs6000/rs6000.c: Include optabs.h.
2931 2001-08-13 David Edelsohn <edelsohn@gnu.org>
2933 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
2934 save/restore routines.
2935 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
2937 2001-08-13 Andreas Jaeger <aj@suse.de>
2939 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
2940 the english is correct.
2942 2001-08-13 Zack Weinberg <zackw@panix.com>
2944 * expr.h: Split out optab- and libfunc-related code to...
2945 * optabs.h, libfuncs.h: ... these new headers.
2947 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
2949 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
2951 * mkconfig.sh: Don't include insn-codes.h from config.h.
2953 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
2954 enum insn_code is available. Move reload_in_optab and
2955 reload_out_optab array declarations to optabs.h.
2956 * regmove.c (gen_add3_insn): Move to optabs.c, export from
2957 there, prototype in expr.h.
2958 * gencodes.c: Cleanup: zap global variables, don't use
2959 printf where puts will do, don't bother defining MAX_INSN_CODE
2960 which nothing uses, let CODE_FOR_nothing get its value implicitly.
2962 * genemit.c, genopinit.c: Include optabs.h in generated file.
2963 * genoutput.c: Include insn-codes.h in generated file.
2964 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
2965 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
2966 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
2967 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
2968 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
2969 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
2971 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
2972 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
2973 config/m88k/m88k.c, config/sparc/sparc.c:
2975 * reload.c: Include expr.h and optabs.h before reload.h.
2976 * config/alpha/alpha.c: Include tree.h before reload.h.
2977 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
2978 and reload.h in that order.
2979 * config/sparc/sparc.c: Include debug.h.
2980 * recog.c: Include insn-codes.h.
2982 2001-08-13 Andreas Jaeger <aj@suse.de>
2984 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
2987 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2989 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
2990 * gcc.c (init_spec): Fix typo in comment.
2991 * varasm.c (data_section): Fix typo in comment.
2993 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2995 * predict.c (dump_prediction): New argument "USED".
2996 (combine_predictions_for_insn): Determine the used heuristics,
2997 output the case no heuristic applied.
2998 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3000 2001-08-13 Andreas Jaeger <aj@suse.de>
3002 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3005 2001-08-13 Kazu Hirata <kazu@hxi.com>
3007 * jump.c: Fix formatting.
3009 2001-08-13 Kazu Hirata <kazu@hxi.com>
3011 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3014 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3016 * loop.c (check_dbra_loop): Use condjump_label to compute
3019 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3020 to better document the files they're in.
3022 2001-08-12 Zack Weinberg <zackw@panix.com>
3024 * recog.h (struct insn_operand_data): Shrink 'mode' field
3027 2001-08-12 Kazu Hirata <kazu@hxi.com>
3029 * gcc.c: Fix comment formatting.
3030 * gccspec.c: Likewise.
3033 * genemit.c: Likewise.
3034 * gengenrtl.c: Likewise.
3035 * genrecog.c: Likewise.
3036 * gensupport.c: Likewise.
3037 * ggc-page.c: Likewise.
3038 * global.c: Likewise.
3039 * graph.c: Likewise.
3040 * ifcvt.c: Likewise.
3041 * integrate.c: Likewise.
3043 * libgcc2.c: Likewise.
3045 * mbchar.c: Likewise.
3046 * optabs.c: Likewise.
3047 * predict.c: Likewise.
3048 * prefix.c: Likewise.
3049 * profile.c: Likewise.
3050 * protoize.c: Likewise.
3052 * recog.c: Likewise.
3053 * regclass.c: Likewise.
3054 * regmove.c: Likewise.
3055 * reg-stack.c: Likewise.
3056 * reload1.c: Likewise.
3057 * resource.c: Likewise.
3058 * rtlanal.c: Likewise.
3061 2001-08-12 Kazu Hirata <kazu@hxi.com>
3063 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3064 a tree representing a constant is passed to the macro.
3066 2001-08-12 Richard Henderson <rth@redhat.com>
3068 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3069 (rs6000_elf_asm_out_destructor): New.
3070 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3071 (DTORS_SECTION_ASM_OP): Remove.
3072 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3073 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3075 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3078 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3079 * gcc.c (set_collect_gcc_options): New function, split out from
3081 Ignore elided switches.
3082 (do_spec_1): Invoke before executing command.
3083 (set_input): Export.
3084 Move declaration ...
3085 * gcc.h (set_input): ... here.
3086 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3089 2001-08-12 Richard Henderson <rth@redhat.com>
3091 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3092 thinko wrt TARGET_RELOCATABLE.
3094 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3096 * fix-header.c (cb_file_change): Update prototype.
3098 2001-08-11 Zack Weinberg <zackw@panix.com>
3100 * toplev.c (set_float_handler): Make static.
3101 * toplev.h: Don't prototype set_float_handler.
3103 * simplify-rtx.c: Don't include setjmp.h.
3104 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3106 (simplify_unary_operation, simplify_binary_operation): Use them,
3107 via do_float_handler.
3109 * fold-const.c: Don't include setjmp.h.
3110 (exact_real_inverse_1): New function.
3111 (exact_real_inverse): Use it, via do_float_handler.
3113 * varasm.c: Don't include setjmp.h.
3114 (assemble_real_1): New function.
3115 (assemble_real): Use it, via do_float_handler.
3116 Call internal_error if we get a trap here.
3118 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3119 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3121 2001-08-11 Zack Weinberg <zackw@panix.com>
3123 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3124 STACK_BOUNDARY if not already defined.
3126 * calls.c, function.c, reload1.c, explow.c: Don't default
3127 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3128 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3130 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3133 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3134 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3136 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3138 * cppmacro.c (enter_macro_context): Push macro expansions even
3141 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3143 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3144 (rs6000_elf_section_type_flags): Actually return a value.
3146 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3148 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3149 Clean up code: add missing comments and prototypes, fix warnings,
3150 remove obsolete code, fix spacing to conform to coding style.
3152 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3154 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3155 and TARGET_ASM_CLOSE_PAREN.
3156 (regclass_map): CC register belongs to class NO_REGS.
3157 (legitimize_pic_address): Don't generate unnecessary moves
3158 (to avoid confusing loop optimization).
3159 (check_and_change_labels): Replace jump_long by indirect_jump.
3160 (s390_final_chunkify): Don't start a new literal pool on section
3161 switch in 64-bit code.
3162 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3164 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3165 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3166 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3168 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3169 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3170 (CONST_COSTS): Fixed incorrect costs.
3172 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3173 Use emit_jump instead of emit_jump_insn (gen_jump).
3174 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3175 (to avoid confusing flow analysis).
3176 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3177 (casesi, casesi_jump): New.
3178 (jump_long): Removed. Functionality merged into indirect_jump.
3179 (indirect_jump): Accept address_operand, not just register_operand.
3180 (cjump_long, icjump_long): Use same logic as indirect_jump.
3181 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3182 Fixed broken setjmp/longjmp handling.
3183 (do_builtin_setjmp_setup): Removed.
3185 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3186 broken GNU as versions that don't accept .quad with large
3187 negative values. Use hexadecimal output instead.
3188 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3189 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3190 FUNCTION_EPILOGUE): Removed. Now in targetm.
3192 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3194 * config/s390/fixdfdi.h: Add missing copyright statement.
3195 Fix type conflicts on 64-bit. Add missing SFmode routines.
3197 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3200 2001-08-11 Richard Henderson <rth@redhat.com>
3202 * rtl.h (REG_EH_RETHROW): Remove.
3203 * rtl.c (reg_note_name): Update.
3204 * combine.c (distribute_notes): Don't check for it.
3206 2001-08-11 Richard Henderson <rth@redhat.com>
3208 * combine.c (distribute_notes): Place REG_SETJMP.
3210 2001-08-11 Richard Henderson <rth@redhat.com>
3212 * doc/extend.texi (Arrays and pointers implementation): Discourage
3213 relying on sign-extension of pointers.
3215 2001-08-11 H.J. Lu <hjl@gnu.org>
3217 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3219 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3220 RDATA_SECTION_ASM_OP.
3222 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3224 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3225 main manual to work both for info and HTML versions.
3227 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3228 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3230 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3231 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3232 (struct cpp_pool): New member first.
3233 * cppinit.c (append_include_chain): Plug memory leaks.
3234 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3235 Allocate pragma structures from the (aligned) macro pool to
3236 avoid leaking memory.
3237 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3238 so we don't leak memory.
3239 * hashtable.c (ht_destroy): New.
3240 * hashtable.h (ht_destroy): New.
3242 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3243 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3245 * c-lex.c (map): Make const.
3246 (cb_file_change): Update for callback passing a line map.
3247 Don't assume we have a previous map. Remove sanity check
3248 about popping too many files.
3249 * cpperror.c (print_location): Make map const.
3250 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3251 (cpp_make_system_header): Similarly.
3252 (search_from): Similarly.
3253 (_cpp_execute_include): Don't remember where we came from.
3254 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3255 (struct cpp_reader): Make map const.
3256 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3257 * cpplib.c (do_line): Update; line maps now hold sysp.
3258 (cpp_push_buffer): Similarly.
3259 (_cpp_do_file_change): Similarly; callback with map instead.
3260 (cpp_get_line_maps): Constify return value.
3261 (_cpp_pop_buffer): Update.
3262 * cpplib.h (struct cpp_file_change): Remove.
3263 (struct cpp_callbacks): Update.
3264 (cpp_get_line_maps): Constify return value.
3265 * cppmacro.c (_cpp_create_definition): Update.
3266 * cppmain.c (struct printer): Constify map.
3267 (maybe_print_line): Similarly.
3268 (print_line): Similarly. Deduce flags 1 and 2 here.
3269 (cb_file_change): Update.
3270 * line-map.c (free_line_maps): Warn regardless.
3271 (add_line_map): Return pointer to const. When passed NULL to_file
3272 with LC_LEAVE, use the obvious values for the return point so the
3273 caller doesn't have to figure them out.
3274 (lookup_line): Return pointer to const.
3275 (print_containing_files): Take pointer to const.
3276 * line-map.h (struct line_map): New members reason, sysp.
3277 (add_line_map): Return pointer to const.
3278 (lookup_line): Similarly.
3279 (print_containing_files): Take pointer to const.
3281 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3282 Richard Henderson <rth@redhat.com>
3284 * regmove.c (regmove_optimize): Avoid setting a register twice in
3287 2001-08-10 Richard Henderson <rth@redhat.com>
3289 * doc/extend.texi (Arrays and pointers implementation): Document
3290 behavior of pointer/integer conversion.
3292 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3294 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3296 2001-08-10 Richard Henderson <rth@redhat.com>
3298 * doc/extend.texi (C Implementation): New chapter.
3299 * doc/gcc.texi (Top): Link it in.
3301 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3303 * doc/install.texi (Specific): Fix CVS merge botch.
3305 2001-08-10 Richard Henderson <rth@redhat.com>
3307 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3308 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3310 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3312 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3313 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3314 this macro is now required.
3316 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3317 loop.c (find_and_verify_loops), reload.c (reload): Check
3318 for rtx code of CALL_INSN, not CALL, when deciding if we
3319 need to check for REG_SETJMP note.
3321 * gcse.c (compute_hash_table, compute_store_table): Update
3322 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3325 * config/avr/avr.c: Fix typo.
3326 * config/convex/convex.c (expand_movstr): Use adjust_address.
3327 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3329 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3330 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3332 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3333 Do define STACK_BOUNDARY.
3334 * config/i370/i370.c: Include expr.h.
3335 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3336 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3337 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3338 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3339 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3340 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3341 * config/romp/romp.c: Include expr.h after tree.h.
3343 (output_fpop): Use xmalloc, not oballoc.
3344 * config/we32k/we32k.c: Include expr.h.
3346 2001-08-10 Kazu Hirata <kazu@hxi.com>
3348 * config/h8300/h8300.h: Fix formatting.
3350 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3352 * c-common.h (RETURN_NULLIFIED_P): Lose.
3353 * c-semantics.c (genrtl_return_stmt): Don't check it.
3355 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3357 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3358 (mips_annotate_frame_insn): New function.
3359 (mips_emit_frame_related_store): New function.
3360 (save_restore_insns): Don't mark instructions that set up the base
3361 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3362 the store instructions instead.
3363 (mips_expand_prologue): If the stack size is moved into a temporary
3364 register, do not mark that move as frame-related. Add a
3365 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3367 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3369 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3370 stack slot as unchanging if current_function_calls_eh_return.
3372 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3374 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3375 access the second half of the TFmode scratch operand.
3377 2001-08-10 Anthony Green <green@redhat.com>
3379 * java/class.c (emit_register_classes): Conditionalize code on
3382 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3384 * doc/install.texi (Specific, avr): Fix cross-reference to the
3385 main manual to work both for info and HTML versions.
3387 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3389 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3390 and "use_goto" argument.
3391 (expand_null_return, expand_value_return): Update all callers.
3392 * function.c (expand_function_end): Remove code to generate simple
3394 * config/vax/vax.md (epilogue): New expander for function return.
3395 * doc/md.texi (epilogue): Remove "if defined".
3397 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3399 * Makefile.in: Partially revert my previous change:
3400 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3401 of the hashtab.o and safe-ctype.o rules.
3403 2001-08-09 Richard Henderson <rth@redhat.com>
3405 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3406 (USE_COLLECT2): Remove duplicate definition.
3407 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3408 (use_collect2): Remove dead code.
3409 * configure.in (use_collect2): Remove will_use_collect2 and
3410 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3411 * configure: Rebuild.
3413 * target.h (targetm.asm_out.constructor): New.
3414 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3415 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3416 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3417 * varasm.c (in_ctors, in_dtors): New.
3418 (assemble_constructor, assemble_destructor): Remove.
3419 (default_stabs_asm_out_destructor): New.
3420 (default_named_section_asm_out_destructor): New.
3421 (dtors_section, default_dtor_section_asm_out_destructor): New.
3422 (default_stabs_asm_out_constructor): New.
3423 (default_named_section_asm_out_constructor): New.
3424 (ctors_section, default_ctor_section_asm_out_constructor): New.
3425 * output.h: Update declarations.
3426 * c-decl.c (c_expand_body): Use target hooks instead of
3427 assemble_constructor and assemble_destructor.
3428 * profile.c (output_func_start_profiler): Likewise.
3429 * objc/objc-act.c (finish_objc): Likewise.
3430 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3431 for the constructor.
3432 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3434 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3435 (DTORS_SECTION_ASM_OP): Likewise.
3436 (__CTOR_LIST__): Use attribute section when possible.
3437 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3439 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3440 ASM_OUTPUT_CONSTRUCTOR.
3442 * config/darwin.c (machopic_asm_out_constructor): New.
3443 (machopic_asm_out_destructor): New.
3444 * config/darwin-protos.h: Update declarations.
3445 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3446 (ASM_OUTPUT_DESTRUCTOR): Remove.
3447 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3448 * config/nextstep.c (nextstep_asm_out_constructor): New.
3449 (nextstep_asm_out_destructor): New.
3450 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3451 (ASM_OUTPUT_DESTRUCTOR): Remove.
3452 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3453 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3454 ASM_OUTPUT_*STRUCTOR.
3455 * config/i386/aix386ng.h: Likewise.
3457 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3458 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3459 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3460 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3461 * config/lynx.h: Likewise.
3462 * config/netware.h: Likewise.
3463 * config/psos.h: Likewise.
3464 * config/alpha/alpha-interix.h: Likewise.
3465 * config/alpha/elf.h: Likewise.
3466 * config/arc/arc.h: Likewise.
3467 * config/arm/aof.h: Likewise.
3468 * config/arm/coff.h: Likewise.
3469 * config/arm/elf.h: Likewise.
3470 * config/c4x/c4x.h: Likewise.
3471 * config/h8300/h8300.h: Likewise.
3472 * config/i386/cygwin.h: Likewise.
3473 * config/i386/djgpp.h: Likewise.
3474 * config/i386/i386-coff.h: Likewise.
3475 * config/i386/i386-interix.h: Likewise.
3476 * config/i386/sco5.h: Likewise.
3477 * config/i386/vsta.h: Likewise.
3478 * config/i386/win32.h: Likewise.
3479 * config/i960/i960-coff.h: Likewise.
3480 * config/ia64/sysv4.h: Likewise.
3481 * config/m68hc11/m68hc11.h: Likewise.
3482 * config/m68k/coff.h: Likewise.
3483 * config/m68k/mot3300.h: Likewise.
3484 * config/m88k/m88k.h: Likewise.
3485 * config/mcore/mcore-pe.h: Likewise.
3486 * config/mcore/mcore.h: Likewise.
3487 * config/mips/elf.h: Likewise.
3488 * config/mips/elf64.h: Likewise.
3489 * config/mips/iris6.h: Likewise.
3490 * config/pa/pa64-hpux.h: Likewise.
3491 * config/rs6000/sysv4.h: Likewise.
3492 * config/sh/sh.h: Likewise.
3493 * config/sparc/litecoff.h: Likewise.
3495 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3496 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3497 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3498 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3499 (ASM_OUTPUT_DESTRUCTOR): Remove.
3500 * config/a29k/a29k.c: Move include of tree.h.
3501 * config/a29k/udi.h: Delete file.
3502 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3503 (vms_asm_out_destructor): New.
3504 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3505 (EXTRA_SECTION_FUNCTIONS): Likewise.
3506 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3507 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3508 * config/c4x/c4x.c: Move include of tree.h.
3509 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3510 (clix_asm_out_destructor): New.
3511 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3512 (ASM_OUTPUT_DESTRUCTOR): Remove.
3513 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3514 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3515 (TARGET_ASM_CONSTRUCTOR): New.
3516 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3517 (sco_asm_out_constructor): New.
3518 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3519 * config/i386/svr3gas.h: Remove stack grows up code.
3520 Remove code duplicated from i386/sysv3.h.
3521 (TARGET_ASM_CONSTRUCTOR): New.
3522 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3523 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3524 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3525 (TARGET_ASM_CONSTRUCTOR): New.
3526 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3527 (m68hc11_asm_out_destructor): New.
3528 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3529 (TARGET_ASM_DESTRUCTOR): New.
3530 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3531 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3532 config/svr3.h pertaining to section manipulation.
3533 * config/m68k/dpx2g.h: Remove #if 0 code.
3534 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3535 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3536 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3537 (TARGET_ASM_CONSTRUCTOR): New.
3538 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3539 (m88k_svr3_asm_out_constructor): New.
3540 (m88k_svr3_asm_out_destructor): New.
3541 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3542 (ASM_OUTPUT_DESTRUCTOR): Remove.
3543 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3544 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3545 * config/rs6000/aix.h: Likewise.
3546 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3547 * config/mips/vxworks.h: Likewise.
3548 * config/rs6000/lynx.h: Likewise.
3549 * config/sh/elf.h: Likewise.
3550 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3551 (DTORS_SECTION_ASM_OP): New.
3552 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3553 (ASM_OUTPUT_DESTRUCTOR): Remove.
3554 * config/sparc/sol2-sld-64.h: Likewise.
3555 * config/vax/vax.c (vms_asm_out_constructor): New.
3556 (vms_asm_out_destructor): New.
3557 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3558 (ASM_OUTPUT_DESTRUCTOR): Remove.
3559 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3561 * doc/tm.texi (@node Initialization): Update.
3563 2001-08-09 Richard Henderson <rth@redhat.com>
3565 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3566 (__do_global_dtors_aux): Use gp-relative static data to avoid
3567 one dynamic relocation.
3568 (__do_frame_setup): Register Java classes.
3569 * config/alpha/crtend.asm (__JCR_END__): New.
3571 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3573 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3574 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3575 (GEN, STAGESTUFF): Add new files.
3576 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3577 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3578 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3579 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3580 as well as insn-codes.h and insn-flags.h in config.h; and no
3581 extra headers in tconfig.h and hconfig.h.
3583 * gencodes.c: Eliminate code to generate predicate declarations
3584 or #defines for md-file constants.
3585 * genconstants.c, genpreds.c: New files.
3587 * i386.md: Re-order guard expressions such that TARGET_64BIT
3588 comes first, when this permits better optimization. Add
3589 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3590 why this is desirable.
3592 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3594 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3595 (find_fde_for_dso): Remove.
3596 (_Unwind_IteratePhdrCallback): New.
3597 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3598 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3600 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3602 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3603 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3605 2001-08-09 Graham Stott <grahams@redhat.com>
3607 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3608 (vis_no_unit): Use it.
3609 (visualize_no_unit): Add the insn only if room exists.
3611 2001-08-09 Graham Stott <grahams@redhat.com>
3613 * predict.c (estimate_probability): Replace magic numbers with
3614 appropriate enumeration.
3616 2001-08-09 Graham Stott <grahams@redhat.com>
3618 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3620 (EXTRACT_FLAGS): Likewise.
3622 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3624 * config/mips/mips.c (mips_legitimate_address_p): Check for
3625 CONST_INT in last patch.
3627 2001-08-08 Anthony Green <green@redhat.com>
3629 * java/class.c (emit_register_classes): Use assemble_jcr if
3630 possible. Keep the original mechanism as a fallback.
3631 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3632 and weak symbol support.
3633 * crtstuff.c (__JCR_LIST__): Define.
3634 (__JCR_END__): Define.
3635 (_Jv_RegiserClasses): Define weak symbol if possible.
3636 (__do_global_ctors_aux): Register classes for ELF targets with
3637 weak symbol support.
3639 2001-08-08 Kazu Hirata <kazu@hxi.com>
3641 * dbxout.c: Fix comment formatting.
3642 * dependence.c: Likewise.
3644 * diagnostic.c: Likewise.
3645 * dominance.c: Likewise.
3646 * doprint.c: Likewise.
3647 * dwarf2out.c: Likewise.
3648 * dwarfout.c: Likewise.
3649 * emit-rtl.c: Likewise.
3650 * except.c: Likewise.
3651 * explow.c: Likewise.
3652 * expmed.c: Likewise.
3655 * fold-const.c: Likewise.
3656 * function.c: Likewise.
3658 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3660 * global.c (retry_global_alloc): Avoid shadowing allocno.
3662 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3664 * except.c (remove_fixup_regions): Fix typo.
3666 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3668 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3669 unsigned HOST_WIDE_INT to avoid warning.
3670 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3671 * flow.c (set_block_for_new_insns): Likewise.
3673 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3675 * sibcall.c (return_value_pseudo): New static variable.
3676 (skip_copy_to_return_value): Handle return_value_pseudo.
3677 (call_ends_block_p): Ensure that return_value_pseudo is set.
3678 (optimize_sibling_and_tail_recursive_call): Discover the
3679 load of pseudo return value in alternate exit block.
3681 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3683 * calls.c (ECF_ALWAYS_RETURN): New constant.
3684 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3685 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3686 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3687 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3688 * rtl.c (reg_note_name): New name.
3689 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3691 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3693 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3695 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3697 * alias.c (get_alias_set): Return a previously calculated
3698 alias set for a VAR_DECL.
3699 * function.c (gen_mem_addressof): Calculate the alias set before
3702 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3704 * predict.def: Set hitrates according our experimental run.
3706 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3708 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3710 2001-08-08 H.J. Lu <hjl@gnu.org>
3712 * config/mips/mips.c (mips_unique_section): New. Copied from
3715 * config/mips/mips-protos.h (mips_unique_section): New
3718 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3720 * config/mips/little.h: New. Generic little endian mips
3721 targets. Only mips*-*-linux* is converted to use it so far.
3723 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3724 (WCHAR_TYPE): Defined
3725 (WCHAR_TYPE_SIZE): Likewise.
3726 (INIT_SUBTARGET_OPTABS): Likewise.
3727 (BSS_SECTION_ASM_OP): Likewise.
3728 (SBSS_SECTION_ASM_OP): Likewise.
3729 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3730 (ASM_DECLARE_OBJECT_NAME): Likewise.
3731 (UNIQUE_SECTION): Likewise.
3732 (EXTRA_SECTIONS): Likewise.
3733 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3734 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3735 (ASM_OUTPUT_DEF): Likewise.
3736 (HANDLE_SYSV_PRAGMA): Removed.
3737 (NO_IMPLICIT_EXTERN_C): Likewise.
3738 (TARGET_MEM_FUNCTIONS): Likewise.
3739 (STARTFILE_SPEC): Likewise.
3740 (ENDFILE_SPEC): Likewise.
3741 (LIB_SPEC): Likewise.
3742 (INVOKE__main): Likewise.
3743 (CTOR_LIST_BEGIN): Likewise.
3744 (CTOR_LIST_END): Likewise.
3745 (DTOR_LIST_BEGIN): Likewise.
3746 (DTOR_LIST_END): Likewise.
3747 (SET_ASM_OP): Likewise.
3748 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3749 (ASM_OUTPUT_DEF): Likewise.
3750 (ASM_OUTPUT_IDENT): Likewise.
3752 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3753 (CPLUSPLUS_CPP_SPEC): Likewise.
3754 (ASM_APP_ON) Redefine only if not defined.
3755 (ASM_APP_OFF): Likewise.
3756 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3757 (ASM_OUTPUT_IDENT): Likewise.
3759 * config.gcc: Update tm_file for Linux/mips.
3761 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3763 * cselib.c (cselib_record_sets): If insn is predicated, turn
3764 sources into IF_THEN_ELSEs.
3766 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
3767 Turn into define_insn_and_split.
3769 * sched-deps.c: Include "cselib.h".
3770 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
3771 Use cselib to turn memory addresses into VALUEs.
3772 (sched_analyze): Call cselib_init/cselib_finish if necessary.
3773 * sched-int.h (struct sched_info): New member USE_CSELIB.
3774 * sched-ebb.c (ebb_sched_info): Initialize it.
3775 * sched-rgn.c (rgn_sched_info): Likewise.
3776 * Makefile.in (sched-deps.o): Update dependencies.
3778 * cselib.h (cselib_subst_to_values): Declare.
3779 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
3780 that have no value and autoincs to be handled by generating a new
3783 2001-08-08 Graham Stott <grahams@redhat.com>
3785 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
3786 within fixed length SEQUENCE.
3788 2001-08-08 Graham Stott <grahams@redhat.com>
3790 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
3791 (diagnostic_prefixing_rule): Likewise.
3792 (diagnostic_line_cutoff): Likewise.
3793 (diagnostic_kind_count): Likewise.
3795 2001-08-08 Graham Stott <grahams@redhat.com>
3797 * alias.c (find_base_decl): Delete redundent assignment.
3799 2001-08-08 Graham Stott <grahams@redhat.com>
3801 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
3802 (abs): Uppercase and paranthesize macro parameter.
3803 (MEM_DEPENDENCY): Add whitespace.
3805 2001-08-08 Graham Stott <grahams@redhat.com>
3807 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
3808 failure check for CONST_INT
3810 2001-08-08 Graham Stott <grahams@redhat.com>
3812 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
3813 (libcall_dead_p): Likewise.
3815 (mark_used_regs): Constify fmt.
3816 (find_use_as_address): Likewise.
3818 2001-08-08 Graham Stott <grahams@redhat.com>
3820 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
3823 2001-08-08 Graham Stott <grahams@redhat.com>
3825 * combine.c (combine_simplify_rtx): Update comment and
3826 remove erroneous test.
3828 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3830 * cppinit.c (cpp_finish): Pop the final buffer without comment.
3831 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
3832 take care to avoid multiple no-newline at EOF warnings in that
3835 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
3837 * calls.c (expand_call): Do not emit INSN_SETJMP note.
3838 (emit_library_call_value_1): Likewise.
3839 (emit_call_1): Emit REG_SETJMP note.
3840 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
3842 * cselib.c (cselib_process_insn): Likewise.
3843 * flow.c (propagate_block): Likewise.
3844 * loop.c (find_and_verify_loops): Likewise.
3845 * reload.c (find_equiv_regs): Likewise.
3846 * reload1.c (reload): Likewise.
3847 * resource.c (mark_referenced_resources,
3848 mark_set_resources): Likewise.
3849 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
3850 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
3851 * haifa-sched.c (unlink_other_notes): Likewise.
3852 (reemit_notes): Likewise.
3853 * sched-ebb.c (sched_ebb): Likewise.
3854 * sched-rgc.c (sched_region): Likewise.
3855 * rtl.c (note_insn_name): Likewise.
3856 (reg_note_name): Add REG_SETJMP
3857 * rtl.h (reg_note): Add REG_SETJMP.
3858 (insn_note): Remove NOTE_INSN_SETJMP.
3860 * profile.c (branch_prob): Add fake edges for setjmp.
3862 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
3864 * config.gcc: Quote target_cpu_default2 correctly for
3865 powerpc*-*-* targets.
3867 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3869 * cpplib.h, line-map.h: Update comments.
3870 * cppmain.c (printer_init): Move inline.
3871 (maybe_print_line, print_line): Take a map pointer.
3872 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
3873 (cb_file_change): Don't use prior value of print.map.
3875 2001-08-07 David Edelsohn <edelsohn@gnu.org>
3877 * doc/install.texi: Document fine-grained multilib configuration.
3879 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3881 * rtlanal.c (find_first_parameter_load): Call note_stores
3882 only on the instructions.
3884 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3886 * alias.c (nonlocal_mentioned_p):
3887 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
3888 * calls.c (emit_call_1): Likewise.
3889 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
3890 * cselib.c (cselib_process_insn): Likewise.
3891 * df.c (df_insns_modify): Likewise.
3892 * flow.c (need_fake_edge_p): Likewise.
3893 (propagate_one_insn): Likewise.
3894 * haifa-sched.c (reemit_notes): Likewise.
3895 * integrate.c (copy_insn_list): Likewise.
3896 * jump.c (delete_prior_computation): Likewise.
3897 * local-alloc.c (validate_equiv_mem): Likewise.
3898 * loop.c (scan_loop): Likewise.
3899 * predict.c (estimate_probability): Likewise.
3900 * reload.c (reload): Likewise.
3901 * sched-deps (sched_analyze): Likewise.
3902 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
3903 * gcse.c (compute_hash_table): Likewise.
3904 (mark_call): Likewise.
3905 (store_killed_in_insn): Likewise.
3907 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
3909 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
3911 2001-08-06 Richard Henderson <rth@redhat.com>
3913 * varasm.c (assemble_gc_entry): Remove.
3914 * output.h: Likewise.
3916 2001-08-06 Richard Henderson <rth@redhat.com>
3918 * varasm.c (assemble_constructor): Take a symbol_ref and a
3919 priority instead of a bare string. Move priority handling
3920 here from cp/decl2.c.
3921 * output.h: Update decls.
3923 * c-decl.c (c_expand_body): Update calls to assemble_constructor
3924 and assemble_destructor.
3925 * profile.c (output_func_start_profiler): Likewise.
3926 * objc/objc-act.c (finish_objc): Likewise.
3927 (build_module_descriptor): Return the symbol not the symbol name.
3929 2001-08-06 David Edelsohn <edelsohn@gnu.org>
3931 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
3932 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
3933 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
3934 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
3935 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
3936 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
3938 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
3940 * cpperror.c (print_containing_files): Moved to line-map.c.
3941 (print_location): line-map.c handles re-listing or otherwise.
3942 * cpphash.h (struct lexer_state): Remove next_bol.
3943 (struct cpp_buffer): Remove include_stack_listed.
3944 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
3945 Remove faked buffer handling.
3946 (_cpp_do_file_change): Tweak.
3947 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
3948 * cppmain.c (struct printer): Remove filename.
3949 (print_line, cb_file_change): Update accordingly.
3950 * line-map.c: Include intl.h.
3951 (init_line_maps): Initialize last_listed.
3952 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
3953 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
3954 (print_containing_files): New.
3955 * line-map.h (struct line_maps): New member last_listed.
3956 (print_containing_files, INCLUDED_FROM): New.
3957 * Makefile.in: Update.
3958 * po/POTFILES.in: Add line-map.c.
3960 2001-08-06 Richard Henderson <rth@redhat.com>
3962 * except.c (convert_from_eh_region_ranges_1): Never mark
3963 USE or CLOBBER insns as throwing.
3965 * expr.c (store_constructor): Don't clobber memory targets.
3967 2001-08-06 Andreas Jaeger <aj@suse.de>
3969 * profile.c (branch_prob): Remove unused variable insn.
3971 * Makefile.in (local-alloc.o): Add dependency on except.h.
3973 * local-alloc.c: Include except.h for can_throw_internal prototype.
3975 2001-08-06 Richard Henderson <rth@redhat.com>
3977 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3978 * function.c (expand_main_function): Implement it.
3979 * doc/tm.texi: Document it.
3981 2001-08-06 Stan Shebs <shebs@apple.com>
3983 * doc/install.texi: Document powerpc-*-darwin* details.
3985 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
3987 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
3988 (ASM_CPU_SPEC): Move back to rs6000.h
3989 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
3991 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
3993 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
3996 * config/rs6000/linux64.h: Ditto.
3998 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
3999 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4002 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4003 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4005 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4008 2001-08-05 Richard Henderson <rth@redhat.com>
4010 * local-alloc.c (update_equiv_regs): Do not move insns that
4013 2001-08-05 Jan Hubicka <jh@suse.cz>
4015 * Makefile.in (reload1.o): Add dedendancy on except.h
4016 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4018 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4019 indicating wehther edges has been cleaned up.
4020 * reload1.c: Inlucde except.h
4021 (fixup_abnormal_edges): Accept deleted insns.
4022 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4025 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4027 * cpplib.c (do_line): Correct line number after pop_buffer.
4029 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4031 PR preprocessor/3824
4032 * line-map.c: Update comments.
4033 * line-map.h: Update comments.
4034 * tradcif.y: Don't consider large numbers unsigned.
4036 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4038 PR preprocessor/3081
4039 * c-lex.c (map): New.
4040 (cb_file_change): Update map and use it.
4041 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4042 (c_lex): Update to use map.
4043 * cpperror.c (print_location): Move to using logical line numbers.
4044 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4045 (cpp_make_system_header): Similarly.
4046 (_cpp_execute_include): Stop line numbering hacks. Store the
4047 line we will return to.
4048 * cpphash.h (CPP_BUF_LINE): Remove.
4049 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4050 Add map and return_to_line.
4051 (_cpp_do_file_change): Update.
4052 * cppinit.c (cpp_start_read): Update line kludge.
4053 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4054 (trigraph_ok): Use logical line numbers for diagnostics.
4055 (skip_block_comment): Likewise.
4056 (skip_whitespace): Likewise.
4057 (skip_line_comment): Use pfile->line instead.
4058 (_cpp_lex_token): Update to use logical line numbering exclusively.
4059 Handle BOL locally. Accept new lines in directives, but keep
4060 pfile->line decremented. Diagnostics use logical lines. Update
4062 * cpplib.c (SEEN_EOL): New.
4063 (skip_rest_of_line, check_eol): Use it.
4064 (end_directive): Increase line number when accepting the newline
4065 at the end of a directive.
4066 (run_directive): Simplify.
4067 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4068 (_cpp_do_file_change): Update to take buffer line number as an
4069 argument, and store the current map in the cpp_reader. Remove
4070 line number kludges.
4071 (_cpp_do__Pragma): Restore output position after a _Pragma.
4072 (cpp_push_buffer): Don't set output line or lineno.
4073 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4074 Remove line kludge. Set output_line.
4075 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4076 (parse_arg): Use logical lines.
4077 (save_lookahead_token): Save EOFs too now.
4078 * cppmain.c (struct printer): Fix comments.
4079 (printer_init): Simplify, let caller do errors.
4080 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4081 (maybe_print_line): Simplify.
4082 (print_line): Don't print a linemarker if -P.
4083 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4084 (cb_file_change): Simplify.
4085 * line-map.h (LAST_SOURCE_LINE): Fix.
4086 (CURRENT_LINE_MAP): New.
4088 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4090 * doloop.c (doloop_modify_runtime): Properly compute number of
4091 iterations if loop was unrolled.
4093 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4094 if their CSELIB_VAL_PTRs are.
4096 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4097 (setup_spill_pointers): Initialize it.
4098 (spill_restore_mem): Set it.
4099 (do_spill, do_restore): Use it to add REG_INC note.
4100 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4102 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4103 asms if other insns are available.
4105 * config/ia64/ia64.c (condop_operator): New predicate.
4106 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4107 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4110 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4111 temporary register than directly using a MEM.
4113 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4115 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4116 parameter in last change.
4118 2001-08-04 Zack Weinberg <zackw@panix.com>
4120 * sparc.md: Don't use #if inside C test expression.
4122 2001-08-04 Richard Henderson <rth@redhat.com>
4124 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4126 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4128 * cpphash.h (struct cpp_reader): New member directive_line.
4129 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4130 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4131 do_pragma): Pass line to callbacks.
4132 (start_directive): Record line of directive.
4133 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4134 cb_include): Similarly.
4135 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4138 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4140 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4143 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4145 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4147 * reload1.c (fixup_abnormal_edges): New static function.
4150 * flow.c (need_fake_edge_p): New function.
4151 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4152 avoid call insn to be very last insn in the insn stream.
4154 * profile.c (branch_prob): Call flow_call_edges_add instead of
4155 doing that by hand; cleanup cfg to re-merge basic blocks once
4158 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4160 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4161 are also on line-map.h.
4162 * cppfiles.c (stack_include_file): Update.
4163 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4164 (_cpp_pop_buffer): New.
4165 * cppinit.c (cpp_destroy, cpp_finish): Update.
4166 (do_includes): Mark each buffer to return at EOF.
4167 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4168 return as requested.
4169 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4170 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4171 * cpplib.h (cpp_pop_buffer): Remove.
4172 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4173 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4175 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4177 (do_preprocessing): Update.
4178 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4179 * c-parse.in (_yylex): Similarly.
4180 * scan-decls.c (scan_decls): Similarly.
4181 * line-map.h: Update comments.
4183 * objc/Make-lang.in (objc-act.o): Update dependencies.
4185 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4187 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4188 and soft register for operand 0.
4189 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4191 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4193 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4194 register for operand 0.
4195 ("bitcmpqi_z_used"): Allow memory for operand 0.
4196 (split "bitcmpqi"): New split to handle address reg as operand 1.
4198 2001-08-04 Andreas Jaeger <aj@suse.de>
4200 * gcse.c: Revert Daniel's last patch.
4202 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4204 * sparc-protos.h: Add prototypes for fp_zero_operand and
4206 * sh-protos.h: Add prototype for fpul_operand.
4208 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4210 * doc/extend.texi (Other Builtins): Fix typo in last change.
4212 2001-08-03 Richard Henderson <rth@redhat.com>
4214 * target.h (gcc_target): Add asm_out.named_section,
4215 section_type_flags, have_named_sections.
4216 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4217 (TARGET_HAVE_NAMED_SECTIONS): New.
4218 (TARGET_SECTION_TYPE_FLAGS): New.
4220 * Makefile.in (toplev.o): Depend on TARGET_H.
4221 (varasm.o, dbxout.o): Likewise.
4222 * c-common.c (decl_attributes): Check targetm.have_named_sections
4223 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4224 * dbxout.c (dbxout_function_decl): Likewise.
4225 (dbxout_function_end): Likewise.
4226 * toplev.c (compile_file): Likewise.
4227 * varasm.c (exception_section): Likewise.
4228 * cp/decl2.c (finish_objects): Likewise.
4230 * defaults.h (EH_FRAME_SECTION): Remove.
4231 (EH_FRAME_SECTION_ASM_OP): Remove.
4232 (EH_FRAME_SECTION_NAME): New.
4233 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4234 (UNIQUE_SECTION_P): Remove.
4235 * dwarf2out.c (SECTION_FORMAT): Remove.
4236 (ASM_OUTPUT_SECTION): Remove.
4237 (output_call_frame_info): Use named_section_flags.
4238 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4239 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4240 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4241 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4242 (named_section_flags): New.
4243 (named_section): Use it and targetm.section_type_flags.
4244 (resolve_unique_section): New.
4245 (assemble_start_function): Use it.
4246 (asm_emit_uninitialised, assemble_variable): Likewise.
4247 (default_section_type_flags): New.
4248 (default_no_named_section, default_elf_asm_named_section): New.
4249 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4250 * output.h: Update varasm.c decls.
4251 (SECTION_*): New flags.
4253 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4254 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4256 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4257 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4258 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4259 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4260 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4261 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4262 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4263 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4264 * config/pa/pa64-hpux.h,
4266 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4267 (TARGET_ASM_NAMED_SECTION): New.
4268 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4269 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4270 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4271 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4272 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4273 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4274 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4275 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4276 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4277 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4278 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4279 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4280 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4281 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4282 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4283 * config/sparc/sysv4.h: Likewise.
4285 * config/nextstep.h: Error until named sections implemented.
4287 * config/a29k/a29k.c (a29k_asm_named_section): New.
4288 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4289 (vms_section_type_flags, vms_asm_named_section): New.
4290 * config/arm/arm.c (arm_elf_asm_named_section): New.
4291 * config/avr/avr.c (asm_output_section_name): Remove.
4292 * config/avr/avr-protos.h: Update.
4293 * config/c4x/c4x.c (c4x_asm_named_section): New.
4294 * config/h8300/h8300.c (h8300_asm_named_section): New.
4295 * config/i386/i386.c (sco_asm_named_section): New.
4296 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4297 (i386_pe_section_type_flags): New.
4298 (i386_pe_asm_named_section): New.
4299 * config/i386/i386-protos.h: Update.
4300 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4301 * config/mcore/mcore.c (mcore_asm_named_section): New.
4302 * config/mips/mips.c (iris6_asm_named_section): New.
4303 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4304 instead of UNIQUE_SECTION_P.
4305 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4306 (xcoff_asm_named_section): New.
4307 * config/sh/sh.c (sh_asm_named_section): New.
4308 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4310 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4311 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4312 (EH_FRAME_SECTION_NAME): New.
4313 (EXCEPTION_SECTION): New.
4314 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4315 (DEBUG_*_SECTION): Remove.
4316 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4317 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4318 (EH_FRAME_SECTION_ASM_OP): Remove.
4320 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4321 (ASM_OUTPUT_SECTION_NAME): Remove.
4322 (TARGET_ASM_NAMED_SECTION): New.
4323 (TARGET_HAVE_NAMED_SECTIONS): New.
4324 (TARGET_SECTION_TYPE_FLAGS): New.
4325 (EH_FRAME_SECTION_ASM_OP): Remove.
4326 (EH_FRAME_SECTION_NAME): New.
4328 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4330 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4331 for complex expressions when cfun == 0.
4332 * doc/extend.texi: Document that __builtin_constant_p can be
4333 used in data initializers as well as functions.
4335 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4337 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4338 variable I locally, instead of expecting a declaration in the
4341 2001-08-03 Richard Henderson <rth@redhat.com>
4343 * except.c (collect_one_action_chain): Add an explicit cleanup
4344 action if regions surrounding a catch were encoded entirely
4345 within the call-site entry.
4347 2001-08-03 Richard Henderson <rth@redhat.com>
4349 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4350 don't take REGNO of a non-register.
4352 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4354 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4355 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4356 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4357 (__gthread_mutex_init_function): New function for mutex initialization.
4359 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4361 * Makefile.in: Revert screwed up commit.
4363 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4365 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4366 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4367 merged by linker script to get a final _exit().
4368 (__do_global_dtors): New for destructor handling in specific exit
4370 (__do_global_ctors): New for constructors in specific install section.
4371 (__map_data_section): Map data sections before running constructors.
4372 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4373 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4374 (DTORS_SECTION_ASM_OP): Likewise.
4375 (CTORS_SECTION_FUNCTION): Define to force a reference to
4377 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4379 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4381 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4383 * Makefile.in: Add df.h to gcse.c dependencies.
4385 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4387 * varasm.c (output_constant_def_contents): Use for the length of a
4388 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4389 depending on which is larger.
4391 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4393 * gcse.c: Include df.h for use as a dataflow analyzer.
4395 Declaration of reg_set_info: gone.
4396 New df_analyzer variable used by store motion.
4397 (reg_set_info): Deleted.
4398 (mark_mem_regs): New function, analyze regs used by a mem.
4399 (store_ops_ok): Use dataflow analyzer results to determine if
4400 necessary regs are changed in the block.
4401 (find_moveable_store): Remove check for symbol ref, we can handle
4402 much more complex expressions now.
4403 (compute_store_table): Remove most of the code, it's unnecessary
4404 now that the dataflow analyzer records the info for us.
4405 (store_killed_after): Add parameter to say whether to do the
4406 store_ops_okay test, used to speed up testing when we already know
4407 the answer, and just want to know if the store itself was killed.
4408 (build_store_vector): Largely rewritten to calculate the various
4409 vectors properly, and somewhat optimized.
4410 (store_motion): Init the df_analyzer, get REG_DEF chains.
4411 Also handle trapping expressions (since mems almost always trap)
4412 (simple_mem): Redefine what a simple mem is.
4414 2001-08-03 DJ Delorie <dj@redhat.com>
4416 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4417 set from a constant part of the condition.
4419 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4421 * mkdeps.c (deps_add_default_target): Make local variable
4422 ``start'' a const char pointer.
4423 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4425 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4427 * doc/install.texi (Configuration): Fix markup.
4428 (Specific, i?86-*-udk): Likewise.
4429 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4431 Document --enable-threads and --enable-libgcj status.
4432 (Specific, mips-sgi-irix*): Canonicalize triples.
4433 (Specific, mips-sgi-irix5): Warn about problems with this config.
4434 Mention required GNU as patch.
4435 Native assembler problems are fixed.
4436 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4437 Document --enable-threads and --enable-libgcj status.
4439 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4441 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4444 2001-08-03 Richard Henderson <rth@redhat.com>
4446 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4449 2001-08-03 Richard Henderson <rth@redhat.com>
4451 * rtlanal.c (find_first_parameter_load): Stop if we
4452 reach a CODE_LABEL at BOUNDARY.
4454 2001-08-03 Richard Henderson <rth@redhat.com>
4456 * config/alpha/alpha.md (force_movdi): New insn.
4457 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4458 Tweek FRP marking of VMS prologue insns.
4459 * config/alpha/vms.h (EPILOGUE_USES): New.
4461 2001-08-02 Richard Henderson <rth@redhat.com>
4463 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4465 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4467 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4468 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4469 config/convex/convex.h, config/d30v/d30v.c,
4470 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4471 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4472 config/mips/mips.h, config/mn10200/mn10200.h,
4473 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4474 config/v850/v850.h, config/vax/openbsd.h,
4475 config/vax/openbsd1.h, config/vax/ultrix.h,
4476 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4477 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4478 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4479 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4480 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4481 in comments and documentation.
4483 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4487 * Makefile.in (line-map.o): New.
4488 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4489 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4490 * cpperror.c (print_containing_files): Similarly.
4491 (print_location): Update. Don't output a space before _Pragma.
4492 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4493 (stack_include_filee, cpp_make_system_header): Update.
4494 (_cpp_execute_include): Get logical line number right for calling
4495 as-yet-unterminated #include.
4496 * cpphash.h (struct cpp_reader): Add line_maps.
4497 (_cpp_do_file_change): Update.
4498 * cppinit.c (cpp_create_reader): Initialize line maps.
4499 (cpp_destroy): Destroy line maps.
4500 (cpp_start_read): Get logical line number right.
4501 * cpplex.c (parse_string): Only warn once for multi-line strings.
4502 Use boolean variable for null warning.
4503 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4505 (do_include_common): End the directive early.
4506 (do_line): Don't warn about out-of-range lines in preprocessed
4507 source. Update. Remove unused variables.
4508 (_cpp_do_file_change): Update for new line mapping.
4509 (pragma_cb): New typedef.
4510 (cpp_register_pragma): Stop looking ahead before calling the
4512 (do_pragma_system_header): End directive early.
4513 (cpp_get_line_maps): New.
4514 (cpp_pop_buffer): Fudge logical line. Update.
4515 * cpplib.h: Include line-map.h
4516 (enum cpp_fc_reason): Remove.
4517 (struct cpp_file_change): Update.
4518 (cpp_get_line_maps): New.
4519 * cppmain.c (struct_printer): New member map.
4520 (cb_file_change): Update for new mappings.
4521 * fix-header.c (cb_file_change): Similarly.
4523 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4525 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4526 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4528 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4530 * config/vax/vax.c: include expr.h.
4532 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4534 * Makefile.in ($(srcdir)/configure): Only rebuild in
4536 ($(srcdir)/config.in): Only define in maintainer mode.
4537 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4539 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4541 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4543 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4545 * gcc.c (set_collect_gcc_options): New function, split out from
4547 Ignore elided switches.
4548 (do_spec_1): Invoke before executing command.
4549 (set_input): Export.
4550 Move declaration ...
4551 * gcc.h (set_input): ... here.
4552 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4555 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4558 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4560 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4562 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4564 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4565 for the unnamed instructions it expands to.
4567 2001-08-02 Richard Henderson <rth@redhat.com>
4569 * regclass.c (call_really_used_regs): Conditionally define.
4570 (init_reg_sets_1): Don't use it if not defined.
4571 (fix_register): Similarly, don't set it.
4573 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4575 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4576 Correct comment that had been missed in the previous change.
4578 2001-08-01 Stan Shebs <shebs@apple.com>
4580 * config/darwin.c (machopic_stub_name): Try matching by name.
4581 (update_stubs): New function.
4582 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4585 2001-08-01 Richard Henderson <rth@redhat.com>
4587 * except.c (output_function_exception_table): Use assemble_align.
4588 * varasm.c (assemble_eh_label): Remove.
4589 (assemble_eh_align, assemble_eh_integer): Remove.
4591 2001-08-01 Robert Lipe <robertl@caldera.com>
4593 * dwarfout.c: Remove reference to README.DWARF.
4595 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4597 * regclass.c (call_really_used_regs): New array for registers which
4598 are actually used by a call.
4599 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4601 (fix_register): Set call_really_used too.
4602 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4603 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4605 2001-08-01 Richard Henderson <rth@redhat.com>
4607 * read-rtl.c (read_name): Consider \r whitespace.
4609 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4611 * config.gcc: Recognize powerpc-*-netbsd*.
4613 * doc/install.texi (Host/target specific installation notes for
4614 GCC): Mention powerpc-*-netbsd*.
4616 * config/rs6000/netbsd.h: New file.
4617 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4618 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4619 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4620 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4621 (TARGET_VERSION): Redefine.
4623 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4624 mcall-netbsd as a match for mcall-sysv.
4625 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4626 (ncrti.S, ncrtn.S): New targets.
4627 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4629 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4630 "netbsd' as a V4 ABI.
4631 (ASM_SPEC): Check for -mcall-netbsd.
4632 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4633 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4634 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4635 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4636 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4637 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4638 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4640 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4641 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4643 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4645 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4646 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4647 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4648 including "unwind-pe.h".
4650 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4652 * rs6000.md (define_splits): Kill unused constraints.
4654 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4655 Jan Hubicka <jh@suse.cz>
4657 * function.c (thread_prologue_and_epilogue_insns): Kill code
4658 dealing with non-existent CFG.
4660 2001-08-01 Kazu Hirata <kazu@hxi.com>
4662 * alias.c: Fix comment formatting.
4663 * bitmap.c: Likewise.
4664 * builtins.c: Likewise.
4665 * calls.c: Likewise.
4666 * c-common.c: Likewise.
4667 * c-decl.c: Likewise.
4668 * c-dump.c: Likewise.
4669 * c-lex.c: Likewise.
4670 * collect2.c: Likewise.
4671 * combine.c: Likewise.
4672 * conflict.c: Likewise.
4673 * cppfiles.c: Likewise.
4674 * cppinit.c: Likewise.
4675 * cpplex.c: Likewise.
4676 * cpplib.c: Likewise.
4677 * cppmacro.c: Likewise.
4678 * cppspec.c: Likewise.
4679 * c-pragma.c: Likewise.
4680 * crtstuff.c: Likewise.
4682 * cselib.c: Likewise.
4683 * c-semantics.c: Likewise.
4684 * c-typeck.c: Likewise.
4686 2001-08-01 H.J. Lu <hjl@gnu.org>
4688 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4690 2001-08-01 H.J. Lu <hjl@gnu.org>
4692 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4694 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4696 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4697 contextualizing Objective-C class name lookup by the lexer.
4698 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4700 (protocoldef): Add support for forward @protocol declarations.
4701 (yylexname): Suppress ObjC class name lookup in certain contexts;
4702 re-enable after lookup is complete.
4703 (_yylex): Re-enable ObjC class name lookup when certain
4704 punctuation marks are seen.
4706 * objc/objc-act.c (check_protocol_recursively): New function used
4707 for finding circular dependencies in protocols.
4708 (objc_declare_protocols): New function for handling forward
4709 @protocol declarations.
4710 (receiver_is_class_object): Detect the case when 'self' is used
4711 inside of a class method.
4712 (build_message_expr): Issue a warning if class method is desired
4713 but instance method is found instead.
4714 (conforms_to_protocol): Streamline.
4715 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4716 protocol Foo, even if 'Bar foo' does not.
4717 (check_protocols): Streamline.
4718 (start_protocol): Add checks for circular and duplicate protocol
4720 (encode_aggregate_within): For typedefs of structs, encode the
4722 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4723 (objc_declare_protocols): New prototype.
4725 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4727 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4728 * cpplex.c (handle_newline): Update prototype. Maintain logical
4730 (skip_escaped_newlines, skip_block_comment, parse_string):
4732 (_cpp_lex_token): Update, and store token position within the token.
4733 * cpplib.h (struct cpp_token): Add line and column entries.
4734 * cppmacro.c (replace_args): Position stringified tokens correctly.
4736 2001-08-01 Andreas Jaeger <aj@suse.de>
4738 * basic-block.h: Add prototype for last_loop_beg_note.
4740 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4742 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4743 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4745 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4746 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4747 expand_decl_cleanup.
4748 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4750 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4751 operand while calling simple_cst_equal.
4752 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4753 operand is the cleanup expression, the third is the RTL_EXPR.
4754 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
4756 2001-07-31 Jeff Sturm <jsturm@one-point.com>
4758 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
4760 2001-07-31 matthew green <mrg@eterna.com.au>
4762 * config.gcc (i386-*-netbsdelf): New description.
4763 * config/i386/netbsd-elf.h: New file.
4765 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
4767 * loop.c (check_dbra_loop): Use single_set to compute
4770 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
4772 PowerPC reorg and support for powerpc64-*-linux*.
4774 Also fixes emitting of constants on 32 bit and 64 bit
4777 * config.gcc: powerpc64-*-linux* is a new target.
4778 Things that needed aix.h now also include xcoff.h
4780 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
4782 Move AIX specific stuff into aix.h.
4783 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
4784 with more than just XCOFF now.
4785 (SET_ASM_OP): Remove, now defined where needed.
4786 (FUNCTION_PROLOGUE): New macro definition.
4787 (FUNCTION_EPILOGUE): New macro definition.
4788 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
4790 * config/rs6000/xcoff.h: New file.
4792 * config/rs6000/linux64.h: New file.
4794 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
4796 2001-07-31 Alan Modra <amodra@bigpond.net.au>
4798 * rs6000.c (print_operand_address): Handle ELF syntax.
4799 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
4800 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
4801 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
4803 2001-07-31 David Edelsohn <edelsohn@gnu.org>
4805 * rs6000.c (rs6000_override_options): Only disable
4806 flag_function_sections for XCOFF.
4807 (exact_log2_cint_operand): New predicate.
4808 (reg_or_{add,sub}_cint64_operand): New predicates.
4809 (add_operand): Compare CONST_INT with fewer function calls.
4810 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
4811 (print_operand, case 'p'): Ensure positive operand.
4812 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
4813 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
4814 (PREDICATE_CODES): Add new predicates.
4815 * rs6000.md (addsi3): Split 32-bit constants more correctly.
4816 (divsi3, modsi3): Ensure positive power-of-2.
4817 (adddi3): Use new predicate. Split 32-bit constants more
4818 correctly. Re-arrange splitter to handle any constant.
4819 (subdi3): Use new predicate.
4820 (divdi3, moddi3): Ensure positive power-of-2.
4821 (movdi): Use rs6000_emit_set_const.
4822 (load_toc_v4_pic_di): Delete.
4824 2001-07-31 Graham Stott <grahams@redhat.com>
4826 * function.c (pad_below): Revert 2001-07-26 patch.
4828 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4830 * reg-stack (convert_regs_1): Fix best edge condition.
4832 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4834 * jump.c (duplicate_loop_exit_test): Better test for jumps
4835 entering the loop; create loop pre_header.
4837 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
4839 * doc/install.texi: Add s390 and s390x as new targets.
4840 * doc/invoke.texi: Add documantation of S/390 and zSeries
4842 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
4844 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4846 * config/m68k/m68k.md: Replace all general_operand with
4847 nonimmediate_operand for all destinations.
4848 * config/m68k/m68k.c (not_sp_operand): Likewise.
4850 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
4852 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
4854 2001-07-30 Richard Henderson <rth@redhat.com>
4856 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
4857 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
4859 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4861 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
4862 Add missing doc strings
4863 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
4864 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
4866 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4868 * i386.c (ix86_output_main_function_alignment_hack): New function.
4869 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
4871 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
4872 edges by EDGE_DFS_BACK flag.
4873 (dump_edge_info): Add dfs_back flag.
4874 * basic-block.h (EDGE_DFS_BACK): New constant.
4875 (mark_dfs_back_edges): Declare.
4876 * alias.c (loop_p): Remove.
4877 (mark_constant_function): Use mark_dfs_back_edges.
4879 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
4880 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
4881 (compensate_edge): Break out from ...
4882 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
4883 (convert_regs_2): Set block_done once block is really done;
4884 Do updating of the predecesors counts.
4886 * toplev.c (rest_of_compilation): Recompute block_for_insn
4887 before post-reload cfg_cleanup.
4888 * function.c (thread_prologue_epilogue_insns):
4889 Call set_block_for_new_insns when emitting prologue directly.
4891 2001-07-30 Andreas Jaeger <aj@suse.de>
4893 * jump.c: Add prototype for mark_modified_reg.
4895 * cse.c (set_live_p): Add unused attribute.
4897 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
4899 (scan_for_source_files): Use long for count to avoid overflow.
4900 (output_data): Likewise.
4901 (output_data): Don't use string concatatenation to silence gcc
4904 * predict.c: Fix typos and grammar.
4906 * gcse.c (insert_insn_end_bb): Remove unused variables.
4908 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
4910 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
4911 (attempt_auto_inc): LIkewise.
4912 (mark_used_reg): Likewise.
4913 (try_pre_increment_1): Likewise.
4914 * regclass.c (regclass): Likewise.
4915 * global.c (allocno_compare): Update comment; change scaling factor.
4916 * local-alloc.c (QTY_CMP_PRI): Likewise.
4917 * regs.h (REG_FREQ_FROM_BB): New.
4918 (REG_FREQ_MAX): Likewise.
4920 2001-07-30 H.J. Lu <hjl@gnu.org>
4922 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
4925 2001-07-30 H.J. Lu (hjl@gnu.org)
4927 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
4928 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4929 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
4931 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
4933 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
4934 as -mthumb-interwork when -mcpu=arm7 is specified.
4936 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4938 * predict.def (noreturn, loop branch, loop exit): Mark as first
4941 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
4943 * combine.c (try_combine): Avoid barrier after noop jumps.
4945 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4947 * cpphash.h (struct cpp_reader): Remove import_warning.
4948 * cpplib.c (skip_rest_of_line): Don't bother turning off
4950 (parse_include): Move include handling to...
4951 (do_include_common): ... here. Move import warning from...
4952 (do_import): ... here.
4953 (do_pragma_poison): Don't do a callback for poison identifiers.
4954 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
4955 * cppmain.c (setup_callbacks): Similarly.
4957 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4959 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
4960 handle multiple sets.
4961 * except.c (sjlj_mark_call_sites): .... here.
4962 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
4964 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4966 Suggested by Richard Henderson and Richard Kenner:
4967 * combine.c (recog_for_combine): Use the fake recog
4968 only if instruction does not match.
4969 * rtl.h (NOOP_MOVE_INSN_CODE): New.
4970 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
4972 * combine.c (try_combine): Discover noop jump as direct jump.
4974 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
4976 * df.c (df_rd_global_compute): Add successors to worklist, not
4978 (df_ru_global_compute): Ditto.
4980 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
4982 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
4983 increment REG_N_SETS.
4985 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
4987 * sbitmap.h: New prototype for sbitmap_a_xor_b.
4989 * sbitmap.c (sbitmap_a_xor_b): New function.
4990 ifdef the basic block stuff on IN_GCC.
4992 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4994 * cppexp.c (parse_defined): Always record the macro name.
4995 (lex): Don't worry about identifiers, or special-case
4997 (_cpp_parse_expr): Figure out at the end of the routine
4998 whether we saw a valid !defined() expression.
4999 * cppfiles.c (stack_include_file): Update for mi_valid.
5000 (_cpp_pop_file_buffer): Similarly.
5001 * cpplex.c (_cpp_lex_token): Similarly.
5002 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5003 mi_if_not_defined, mi_lexed): Remove.
5005 * cpplib.c (do_if): Simplify.
5006 (do_endif, push_conditional, _cpp_handle_directive): Update
5007 for renaming of mi_state to mi_valid.
5009 * cpp.texi: Add index entries for digraphs, and add comment
5010 that C++ refers to them as alternative tokens.
5012 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5014 * basic-block.h (CLEANUP_PRE_LOOP): New.
5015 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5016 * sibcall.c (optimize_sibling_calls): Likewise.
5017 * toplev.c (rest_of_compilation): Likewise.
5018 * flow.c (try_forward_edges): Take argument MODE;
5019 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5020 (try_optimize_cfg): Update call of try_forward_edges.
5022 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5023 Jan Hubicka <jh@suse.cz>
5025 * (validate_replace_rtx_1): Fix simplification of MINUS.
5027 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5029 PR preprocessor/3669
5030 * cppinit.c (init_dependency_output): Turn off dump requests
5031 if sending dependencies to stdout.
5033 2001-07-28 Richard Henderson <rth@redhat.com>
5035 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5038 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5040 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5042 2001-07-28 Kazu Hirata <kazu@hxi.com>
5044 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5045 is VAR_DECL first to prevent an ICE.
5047 2001-07-28 Richard Henderson <rth@redhat.com>
5049 * varasm.c (immed_real_const_1): Don't elide special cases for
5051 (clear_const_double_mem): Clear const_tiny_rtx too.
5053 2001-07-28 Richard Henderson <rth@redhat.com>
5055 * dwarf2out.c (dw_val_class_offset): New.
5056 (struct dw_ranges_struct, dw_ranges_ref): New.
5057 (ranges_table, ranges_table_allocated): New.
5058 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5059 (add_AT_offset, add_ranges, output_ranges): New.
5060 (print_die, output_die): Handle dw_val_class_offset.
5061 (attr_checksum, size_of_die, value_format): Likewise.
5062 (gen_lexical_block_die): Handle non-contiguous blocks.
5063 (gen_block_die): Likewise.
5064 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5065 if needed. Dump the ranges table.
5066 * final.c (final_start_function): Remove unnecessary notes and
5067 rebuild the block tree before numbering the blocks.
5068 * function.c (reorder_blocks_0): Walk the existing block tree
5069 to unmark all blocks.
5070 (reorder_blocks_1): Create block fragments when duplicate block
5072 (reorder_fix_fragments): New.
5073 (reorder_blocks): Call it.
5074 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5076 2001-07-28 Richard Henderson <rth@redhat.com>
5078 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5080 2001-07-28 Richard Henderson <rth@redhat.com>
5082 * flow.c (add_to_mem_set_list): New function.
5083 (init_propagate_block_info): Use it.
5084 (mark_set_1): Likewise.
5085 (insn_dead_p): Canonicalize memory address for dead store
5086 comparison. Allow wider mode stores to kill narrower mode stores.
5087 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5088 (invalidate_mems_from_set): Don't handle MEMs.
5090 2001-07-28 Kazu Hirata <kazu@hxi.com>
5092 * config/h8300/h8300.h: Fix formatting.
5094 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5096 * basic-block.h (EDGE_FREQUENCY): New macro.
5097 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5099 * flow.c (find_sub_basic_blocks): Likewise.
5100 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5101 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5103 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5104 (HITRATE): New macro.
5105 (PRED_FLAG_FIRST_MATCH): New constant.
5106 (predictor_info): New field flgags.
5107 (combine_predictions_for_insn): Use DS theory to combine
5108 probabilities; set the edge probabilities when finished.
5109 (estimate_probability): Avoid duplicated matches
5110 of LOOP_BRANCH heuristics for nested loops; update comment.
5111 * predict.def: Add flags for each prediction, set probabilities
5112 according to B&L paper.
5113 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5115 * profile.c (compute_branch_probabilities): Cleanup way the edge
5116 probabilities are computed and REG_BR_PROB notes are dropped; if
5117 values does not match, emit error.
5118 (init_branch_prob): Do error instead of warning when profile driven
5119 feedback is missing or corrupt.
5121 2001-07-27 DJ Delorie <dj@redhat.com>
5123 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5124 against a constant, try to adjust the compare to have the desired
5125 constant in it so that min/max optimizations happen more often.
5127 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5129 * flow.c (last_loop_beg_note): New function.
5130 (redirect_edge_and_branch): Use it.
5131 (split_edge): Likewise.
5133 * alias.c (loop_p): Avoid uninitialized memory access.
5135 * flow.c (try_forward_edges): Avoid accessing freed memory.
5137 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5140 2001-07-26 Andrew Haley <aph@redhat.com>
5141 Joern Rennecke <amylaar@redhat.com>
5143 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5144 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5145 (SUBTARGET_CPP_SPEC): New.
5147 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5148 (SUBTARGET_CPP_PTR_SPEC): New.
5149 (CPP_DEFAULT_CPU_SPEC): New.
5150 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5151 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5152 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5153 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5154 (SUBTARGET_CPP_SPEC): Define as an empty string.
5156 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5158 * doc/install.texi (Configuration): Properly link the host
5159 specific instructions also when generating HTML.
5161 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5163 * flow.c (redirect_edge_and_branch_force): Test
5164 target->global_live_at_start.
5166 2001-07-26 Richard Henderson <rth@redhat.com>
5168 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5169 * rtl.h (avoid_constant_pool_reference): Declare it.
5170 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5171 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5173 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5175 * rtl.h (cleanup_barriers): Declare.
5176 * jump.c (cleanup_barriers): New function.
5177 * toplev.c (rest_of_compilation): Call cleanup_barriers
5178 before loop optimizer and after bb_reorder.
5180 * flow.c (back_edge_of_syntactic_loop_p): New.
5181 (split_edge): Use it.
5183 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5185 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5187 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5189 * cse.c (cse_process_notes): Replace any registers if the address
5192 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5194 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5195 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5196 (propagate_block): Update prototype.
5197 * flow.c (update_life_info): Simplify the CFG and
5198 recalculate the global regs which are alive when
5199 removing dead code during a global update.
5200 (propagate_block): Return non-zero if an INSN is
5203 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5205 * Makefile.in (LIBICONV): Define.
5207 2001-07-26 Catherine Moore <clm@redhat.com>
5209 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5210 of conditional to avoid tree checking errors.
5212 2001-07-26 Kazu Hirata <kazu@hxi.com>
5214 * regmove.c (regmove_optimize): Don't replace a reg with
5215 another reg of a different mode.
5217 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5219 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5220 limit length of dependancy flush list.
5221 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5222 * sched-int.h (struct deps): Add pending_flush_length field.
5223 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5224 has 1 element in it.
5225 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5226 (sched_analyze): After a jump, if the pending memory flush list is too
5227 large, flush the pending lists.
5228 (init_deps): Initialize pending_flush_length to 0.
5229 * doc/invoke.texi (max_pending_list_length): Document parameter.
5231 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5233 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5234 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5235 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5237 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5239 * cpphash.h (struct_lexer_state): Delete was_skipping.
5240 Move skipping here from struct cpp_reader.
5241 * cpplex.c (parse_identifier): Update.
5242 (_cpp_lex_token): Don't skip tokens in a directive.
5243 * cpplib.c (struct if_stack): Update.
5244 (start_directive, end_directive): Don't change skipping state.
5245 (_cpp_handle_directive): Update.
5246 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5247 (do_else, do_endif): Update; only check for excess tokens if not
5248 in a skipped conditional block.
5249 (push_conditional): Update for new struct if_stack.
5251 2001-07-26 Graham Stott <grahams@redhat.com>
5253 * function.c (locate_and_pad_parm): Also pad initial offset
5254 so that the total argument size also includes the padding.
5256 2001-07-26 Graham Stott <grahams@redhat.com>
5258 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5259 change XSTR to XTMPL.
5261 (process_one_cond_exec): Likewise
5263 2001-07-25 Richard Henderson <rth@redhat.com>
5265 * varasm.c (assemble_variable): Create DECL_RTL before setting
5268 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5270 * predict.c (estimate_probability): Avoid duplicated predictions.
5272 * loop.c (find_and_verify_loops): Grok multiple barriers.
5274 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5276 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5278 * dbxout.c: Consistently use putc instead of fputc.
5279 (print_wide_int): New function; call instead of direct fprintf.
5280 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5281 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5282 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5283 (print_int_cst_octal): Likewise.
5284 (print_octal): Show we wrote characters.
5285 (dbxout_type): Set have_used_extensions in more places.
5287 2001-07-25 Catherine Moore <clm@redhat.com>
5289 * config/v850/v850.c (v850_va_arg): Use addr
5290 instead of valist to build incr.
5292 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5294 * flow.c (delete_dead_jumptables): New function.
5295 (life_analyzis): Call it.
5296 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5299 2001-07-25 Richard Henderson <rth@redhat.com>
5301 * except.c (reachable_handlers): Handle a region being removed
5302 out from under a RESX.
5304 2001-07-25 Richard Henderson <rth@redhat.com>
5306 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5307 swap GE/GT if it is an fp comparison.
5309 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5311 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5314 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5316 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5317 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5320 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5322 (visit_expression): When attempting to simplify an expression,
5323 retrieve any modes for arguments before they are simplified
5326 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5327 Janis Johnson <janis@us.ibm.com>
5329 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5330 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5331 pointer parameters to match documented usage of nonlocal_goto.
5332 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5333 parameters to their correct order.
5334 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5335 parameters to their correct order.
5337 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5339 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5341 2001-07-25 Jan Hubicka <jh@suse.cz>
5342 Richard Henderson <rth@redhat.com>
5344 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5346 (make_edges): New argument update_p; populate the edge cache if set.
5347 (find_basic_blocks): Update make_edges invocation.
5349 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5351 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5353 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5355 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5356 -Acpu and -Amachine.h.
5357 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5358 Corrected header to say ELF not a.out.
5359 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5360 when given -msoft-float.
5362 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5364 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5365 extra multilib parts like arm-elf.
5366 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5367 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5368 crtfini.o as extra multilib parts.
5370 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5372 * configure.in: Add rtems as a supported thread model.
5373 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5374 * configure: Rebuilt.
5376 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5378 * stor-layout.c (get_mode_alignment): make it work when
5379 BITS_PER_UNIT is not a power of two.
5380 * builtins.c (get_pointer_alignment): Likewise.
5382 2001-07-24 Richard Henderson <rth@redhat.com>
5384 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5385 the retrieved constant into the expected mode.
5387 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5389 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5390 (verify_flow_info): Check for duplicated edges; clarify
5393 * flow.c (block_label): Update basic_block_for_insn.
5394 (commit_edge_insertions): Call compute_bb_for_insn.
5396 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5399 * flow.c (redirect_edge_and_branch,
5400 try_optimize_cfg): Use redirect_edge_succ_nodup
5401 (redirect_edge_succ_nodup): New.
5402 * basic_block.h (redirect_edge_succ_nodup): Declare.
5404 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5407 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5409 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5410 (try_crossjump_to_edge): Update commetns.
5411 (try_crossjump_bb): Likewise.
5413 2001-07-24 Richard Henderson <rth@redhat.com>
5415 * combine.c (distribute_notes): Move set of need_refresh
5416 for noop_move_p down to catch all cases.
5418 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5420 * recog.c (split_all_insns_noflow): New.
5421 * rtl.h (split_all_insns_noflow): Declare.
5422 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5423 * m68hc11.c (m68hc11_reorg): Likewise.
5424 * sh.c (machine_dependent_reorg): Likewise.
5425 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5428 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5430 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5431 (ashlsi3_n splitter): Likewise.
5432 (lshrsi3_n splitter): Likewise.
5434 (GOTaddr2picreg): Make const SImode.
5435 (sym_label2reg): Likewise.
5436 (symGOT2reg): Likewise.
5437 (symGOTOFF2reg) Likewise.
5439 (casesi_worker_0): Make unspec SImode.
5441 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5443 * config/sh/sh.c (barrier_align): Check that an operand really is
5444 an insn before extracting its INSN_CODE.
5446 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5448 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5451 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5452 for SImode to prevent overflow.
5454 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5456 * config/mips/irix6-libc-compat.c: New file.
5457 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5458 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5461 2001-07-24 lars brinkhoff <lars@nocrew.org>
5463 * rtl.texi (REG_POINTER): Document.
5464 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5465 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5467 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5469 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5471 2001-07-23 Richard Henderson <rth@redhat.com>
5473 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5475 2001-07-23 Kazu Hirata <kazu@hxi.com>
5477 * config/h8300/h8300-protos.h: Add a prototype for
5478 general_operand_dst_push.
5479 * config/h8300/h8300.c (general_operand_dst_push): New.
5480 * config/h8300/h8300.h (OK_FOR_T): New.
5481 (EXTRA_CONSTRAINT): Use it.
5482 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5483 the existing movqi pattern.
5484 (movhi_push): Likewise.
5486 * reload.c: Fix comment typos.
5488 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5490 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5492 2001-07-23 H.J. Lu (hjl@gnu.org)
5494 * doc/extend.texi: Update __builtin_return_address and
5495 __builtin_frame_address.
5497 2001-07-23 Richard Henderson <rth@redhat.com>
5499 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5501 * config/i386/i386.md: New setcc+movzbl peephole2.
5503 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5505 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5506 * objc/objc-act.c: Include debug.h.
5507 (synth_module_prologue): Save and restore debug hooks too.
5509 2001-07-23 lars brinkhoff <lars@nocrew.org>
5511 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5512 and C4X_FLOAT_FORMAT.
5513 (BOOL_TYPE_SIZE): Document.
5515 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5517 * unroll.c (loop_iterations): Fix miscalculation of initial
5520 2001-07-13 Andrew Haley <aph@redhat.com>
5522 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5523 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5524 * config/sh/sh.c (sh_can_redirect_branch): New function.
5525 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5526 * reorg.c (steal_delay_list_from_target): Use
5527 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5529 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5531 * flow.c (try_simplify_condjump): Unlink insn chain on
5532 fallthru edge; use can_fallthru.
5534 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5536 * basic-block.h (find_sub_basic_block): Declare.
5537 * flow.c (make_edges): New arguments MIN and MAX;
5538 (find_sub_basic_blocks): Revamp to use make_edges
5539 and purge_dead_edges.
5540 (find_basic_blocks): Update call of find_sub_basic_block.
5542 * recog.c (split_all_insns): Always expect CFG to be consistent;
5543 call find_sub_basic_blocks in case something has changed.
5544 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5547 * basic-block.h (delete_noop_moves): Declare.
5548 * combine.c (combine_instructions): Call it.
5549 (recog_for_combine): Tolerate noop moves
5550 (distribute_notes): Force refresh when register dies at noop move.
5551 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5553 (life_analysis): Update delete_noop_moves call.
5554 (set_noop_p): Move too ...
5555 * rtlanal.c (noop_move_p): ... here.
5556 * rtl.h (noop_move_p): Declare.
5558 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5559 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5561 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5562 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5564 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5566 * reload.c (push_reload): Fix typo in comment.
5567 (find_reloads_address): Ditto.
5568 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5570 2001-07-22 Richard Henderson <rth@redhat.com>
5572 * flow.c: Grammar check and clarify a lot of comments.
5573 (try_simplify_condjump): Rename variables to be clearer.
5574 (try_forward_edges): Skip complex and fallthru edges.
5575 Rearrange tests to avoid duplicate checks.
5576 (flow_find_cross_jump): Likewise.
5577 (outgoing_edges_match): Allow match if neither branch has
5578 probability data. Loosen probability match to 5%.
5579 (try_crossjump_to_edge): Hoist repeated indirection into
5581 (try_crossjump_bb): Don't check complex edges. Eliminate
5582 redundant crossjump tests.
5583 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5584 checks before more expensive checks.
5586 2001-07-22 Richard Henderson <rth@redhat.com>
5588 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5589 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5592 2001-07-22 Richard Henderson <rth@redhat.com>
5594 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5595 (const_sint32_operand): Likewise.
5596 * m68k.md (anon mulsi pattern): Use const_int_operand not
5597 const_sint32_operand.
5598 (umulsi3_highpart): Zero extend a constant input.
5599 (smulsi3_highpart): Don't bother checking SImode constant.
5600 (const_umulsi3_highpart): Give op3 DImode.
5601 (const_smulsi3_highpart): Likewise.
5603 2001-07-22 Richard Henderson <rth@redhat.com>
5605 * flow.c (split_block): Make sure bb_note is included in the
5606 new block when splitting before a label.
5608 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5610 * basic-block.h (redirect_edge_and_branch_force,
5611 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5612 * flow.c (redirect_edge_and_branch_force,
5613 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5614 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5615 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5616 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5617 instead of label; update CFG after transformation.
5618 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5619 for finishing the transformation; handle even case where ELSE
5620 does not follow THEN.
5621 (find_if_case_2): Update call of dead_or_predictable; simplify
5624 * emit-rtl.c (split_branch_probability): New global variable.
5625 (try_split): Take care to set split_branch_probability and
5626 create REG_BR_PROB note for new jump insns.
5627 * md.texi (define_split): Document new feature.
5629 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5631 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5633 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5634 (asm_out_file): Remove redundant declaration.
5635 (assemble_asm): Remove old #if 0 block.
5636 (assemble_variable): Remove end of function; debug output is
5637 now handled with global_decl. Remove old #if 0 block. Update.
5638 Remove saved_in_section and associated no-op code.
5639 * Makefile.in (varasm.o): Correct dependencies.
5641 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5643 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5644 the definition in defaults.h.
5646 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5648 * jump.c: Update comments.
5649 (delete_barrier_successors, delete_unreferenced_labels,
5650 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5651 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5652 jump_optimize, jump_optimize_minimal): Kill.
5653 (rebuild_jump_labels): Move code from jump_optimize_1.
5654 (purge_line_number_notes): Likewise.
5655 (copy_loop_headers): Likewise.
5656 * reg-stack.c: Update comment.
5658 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5659 JUMP_AFTER_REGSCAN): Kill.
5660 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5661 purge_line_number_notes and copy_loop_headers.
5663 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5664 Richard Henderson <rth@redhat.com>
5666 * dbxout.c (dbxout_global_decl): New.
5667 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5668 * sdbout.c (sdbout_finish): New.
5669 (sdbout_debug_hooks): Use it, add comments.
5670 (sdbout_global_decl): Defer initialised public vars to
5672 * varasm.c (assemble_variable): Don't output debug information
5673 for file-scope variables.
5675 2001-07-22 Richard Henderson <rth@redhat.com>
5677 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5678 (get_round_mode_suffix): New.
5679 (print_operand): Use them for [/]. Remove support for [&'`()+].
5680 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5681 * config/alpha/alpha.md (attr round_suffix): New.
5682 (attr trap_suffix): New.
5683 (all insns): Set them appropriately. Use %/ instead of the
5686 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5688 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5690 2001-07-22 Richard Henderson <rth@redhat.com>
5692 * regrename.c (regrename_optimize): Compute nregs for each
5693 potential target register.
5695 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5696 Richard Henderson <rth@redhat.com>
5698 * dbxout.c (dbxout_global_decl): New.
5699 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5700 * sdbout.c (sdbout_finish): New.
5701 (sdbout_debug_hooks): Use it, add comments.
5702 (sdbout_global_decl): Defer initialised public vars to
5704 * varasm.c (assemble_variable): Don't output debug information
5705 for file-scope variables.
5707 2001-07-21 H.J. Lu (hjl@gnu.org)
5709 * config/mips/mips.c (mips_cpu): Moved into ...
5710 (override_options): Here.
5712 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5714 (mips_cpu): Removed.
5716 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5718 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5719 ("iorqi3"): Likewise.
5720 ("xorqi3"): Likewise.
5721 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5722 ("*subhi3_sp): Likewise.
5723 ("*subhi3"): Likewise.
5724 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5727 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5729 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5730 * config/freebsd.h: Likewise.
5731 * config/linux.h: Likewise.
5732 * config/openbsd.h: Likewise.
5733 * config/alpha/linux-elf.h: Likewise.
5734 * config/arm/linux-elf.h: Likewise.
5735 * config/d30v/d30v.h: Likewise.
5736 * config/fr30/fr30.h: Likewise.
5737 * config/ia64/aix.h: Likewise.
5738 * config/ia64/ia64.h: Likewise.
5739 * config/mips/linux.h: Likewise.
5740 * config/pj/pj.h: Likewise.
5741 * config/rs6000/linux.h: Likewise.
5742 * config/sparc/linux.h: Likewise.
5743 * config/sparc/linux64.h: Likewise.
5745 2001-07-20 Bruce Korb <bkorb@gnu.org>
5747 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5748 because getc() and char* may disagree on signedness.
5750 2001-07-20 Richard Henderson <rth@redhat.com>
5752 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5754 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5755 insns to delete in the presence of cc0 in a jump insn.
5757 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5758 Jan Hubicka <jh@suse.cz>
5760 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
5761 of doing the change by hand.
5763 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5765 * rtlanal.c (set_noop_p): Return true for noop jumps.
5767 * expr.c (emit_single_push_insn): Add call to push expander.
5768 * expr.h (optab_index): Add OTI_push
5769 (push_optab): New constant.
5770 * genopinit.c (optabs): Add push_optab.
5771 * optabs.c (init_optab): Init push optab.
5772 * md.texi (push??1): Document
5774 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5776 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
5777 expand to emit the pattern; put a REG_INC note for push/pop
5779 ("movdf", "movdf_internal"): Likewise.
5780 ("movsi", "movsi_internal"): Likewise.
5781 ("movsf", "movsf_internal"): Likewise.
5782 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
5784 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5786 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
5789 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
5791 * params.def: Change default max inline insns to 100.
5793 2001-07-20 Diego Novillo <dnovillo@redhat.com>
5795 * combine.c (combine_simplify_rtx): Generate a new shift operation
5796 when simplifying the first operand of a (neg (ashift)) expression.
5798 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5800 * regclass.c (N_REG_INTS): Use only 32 bits per element.
5802 2001-07-20 Kelley Cook <kelley.cook@home.com>
5804 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
5805 information. Move rest into ...
5806 (*-*-solaris): ... here. Eliminate redundant information and
5807 reword necessary packages section. Delete 4.x assembler bug info.
5808 (sparc-sun-*): Merge into ...
5809 (sparc-sun-sunos*): here.
5811 2001-07-20 Catherine Moore <clm@redhat.com>
5813 * config/v850/v850.md (casesi): Generate LABEL_REF
5816 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5818 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
5819 * i386.c (ix86_zero_extend_to_Pmode): Make global.
5820 * i386.md (strclrsi expander): Use it.
5822 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5824 * integrate.c (copy_insn_list): handle
5825 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
5826 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
5827 identically as to CODE_LABEL.
5829 * fold-const (fold): Convert A/B/C to A/(B*C) and
5832 * except.c (connect_post_landing_pads): Delete the RESX insns.
5834 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
5836 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
5838 * config/mips/mips.md (nmadd/nmsub): Use macro.
5840 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
5842 * cppinit.c (remove_dup_dir): Make static.
5843 (remove_dup_dirs): Make static. Only warn about preempting a
5844 system directory with a non-system directory.
5846 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5848 * ifcvt.c (noce_try_store_flag_constants): Correct order
5849 of parameters to trunc_int_for_mode.
5851 2001-07-19 Mark Mitchell <mark@codesourcery.com>
5853 * reorg.c (fill_simple_delay_slots): If an instruction might throw
5854 an exception that will be caught within this function, do not fill
5855 its delay slot with any subsequent instruction.
5857 2001-07-19 Steve Ellcey <sje@cup.hp.com>
5859 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
5860 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
5861 pointer extension instruction.
5862 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
5863 * simplify-rtx.c (simplify_unary_operation) Likewise.
5864 * explow.c (convert_memory_address) Check value of
5865 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
5867 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
5868 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
5869 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
5870 Add Multilib Support.
5871 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
5872 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
5873 Add Multilib Support.
5874 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
5876 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
5877 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
5878 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
5880 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
5882 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
5883 old and new operands in `<', `3' and `b'.
5885 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5887 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
5888 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
5889 (toplev.o): Don't depend on xcoffout.h.
5890 * c-decl.c: Include debug.h
5891 (duplicate_decls): Use debug hook.
5892 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
5893 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5894 (dbxout_types): Remove.
5895 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
5896 * debug.c (do_nothing_debug_hooks): Update.
5897 (debug_true_tree, debug_nothing_rtx): New.
5898 * debug.h (struct rtx_def): New.
5899 (struct gcc_debug_hooks): New hooks ignore_block,
5900 outlining_inline_function and label.
5901 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
5902 dwarf2out_frame_finish): New.
5903 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
5904 Make static, update prototype.
5905 (dwarf2_debug_hooks): Update.
5906 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
5907 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
5908 * dwarfout.c (dwarf_debug_hooks): Update.
5909 * emit-rtl.c: Include debug.h.
5910 (remove_unnecessary_notes): Use debug hook.
5911 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
5912 (final_scan_insn): Use debug hook.
5913 * integrate.c (output_inline_function): Use debug hook.
5914 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
5915 (sdb_debug_hooks): Update.
5916 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
5917 * toplev.c: Don't include xcoffout.h.
5918 (note_outlining_of_inline_function, debug_ignore_block): Remove.
5919 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
5921 * tree.h (dwarf2out_do_frame): Remove.
5923 2001-07-19 Catherine Moore <clm@cygnus.com>
5925 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
5927 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5929 * reload1.c (eliminate_regs_in_insn): When updating a set
5930 to the frame pointer to the hardware frame pointer, perform
5931 the update always not just when REPLACE is set.
5933 * reload1.c (choose_reload_regs): Don't inherit a reload
5934 that crosses multiple registers if registers past the first
5935 don't fit in the desired class.
5937 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
5938 when negating constants.
5940 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
5942 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
5943 * doc/tree.texi: Ditto.
5945 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
5946 Jakub Jelinek <jakub@redhat.com>
5948 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
5949 (extract_cie_info): Handle "eh" augmentation properly,
5951 (struct frame_state, __frame_state_for): New.
5953 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5955 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
5956 HANDLE_SYSV_PRAGMA): Define.
5957 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
5959 (copy_object): Caller changed.
5961 2001-07-19 Andreas Schwab <schwab@suse.de>
5963 * configure.in (assembler dwarf2 debug_line support): Define nop
5965 * configure: Regenerated.
5967 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5969 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
5971 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
5972 to conditionally compiled block.
5973 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5974 * dbxout.h (dbxout_function): Remove.
5975 * debug.c (do_nothing_debug_hooks): Update.
5976 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
5977 global_decl, deferred_inline_function.
5978 * dwarf2out.c (dwarf2_debug_hooks): Update.
5979 (dwarf2out_global_decl): New.
5980 * dwarfout.c: Don't include dwarfout.h.
5981 (dwarfout_global_decl, dwarfout_function_decl,
5982 dwarfout_deferred_inline_function): New.
5983 (dwarf_debug_hooks): Update.
5984 * dwarfout.h: Remove.
5985 * final.c: Don't include dwarfout.h.
5986 * sdbout.c (sdbout_global_decl): New.
5987 (sdbout_debug_hooks): Update.
5988 * toplev.c: Don't include dwarfout.h.
5989 (check_global_declarations, rest_of_compilation): Use new debug hooks.
5990 (note_deferral_of_defined_inline_function): Remove.
5991 * toplev.h (note_deferral_of_defined_inline_function): Remove.
5992 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
5993 * ch/lex.c: Don't include dwarfout.h.
5994 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
5995 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
5996 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
5997 * cp/optimize.c: Include debug.h.
5998 (maybe_clone_body): Use debug hook.
5999 * cp/semantics.c: Include debug.h.
6000 (expand_body): Use debug hook.
6001 * po/POTFILES.in: Remove dwarfout.h.
6003 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6005 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6006 * c-parse.in (yyerror, _yylex): Similarly.
6007 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6008 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6010 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6011 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6013 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6015 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6016 in-class declaration at -g1. Fixes c++/2814.
6018 2001-07-18 Richard Henderson <rth@redhat.com>
6020 * doc/md.texi (reload_in/out): Document restrictions in predicates
6021 and constraints for these patterns. Document empty string matching
6024 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6026 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6028 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6030 * cse.c: Undo my previous patch.
6032 2001-07-18 Tom Tromey <tromey@redhat.com>
6035 * configure: Rebuilt.
6036 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6038 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6040 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6041 Jan Hubicka <jh@suse.cz>
6043 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6044 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6045 * jump.c (mark_jump_label): Do not forward branches.
6047 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6049 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6050 when return value is unused.
6052 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6054 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6056 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6058 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6059 on error. We can't blindly return the result of
6060 pthread_mutex_trylock because it returns a positive number on
6061 error, while we must return -1 on error.
6062 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6064 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6066 2001-07-18 Andreas Jaeger <aj@suse.de>
6068 * integrate.c (output_inline_function): Correct type of debug_hooks.
6070 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6072 * combine.c (combine_simplify_rtx): DIV can be treated
6073 associatively for floats if unsafe math optimisations are enabled.
6075 2001-07-17 Richard Henderson <rth@redhat.com>
6077 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6079 2001-07-17 Richard Henderson <rth@redhat.com>
6081 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6082 don't force the function address into a register.
6083 (expand_call, emit_library_call_value_1): Update callers.
6084 * builtins.c (expand_builtin_apply): Likewise.
6085 * expr.h (prepare_call_address): Update decl.
6087 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6089 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6091 * config/i386/chorus.h: Move up.
6092 * config/sparc/chorus.h: Likewise.
6093 * config/rs6000/chorus.h: Likewise.
6094 * config/chorus.h: Moved here.
6096 2001-07-17 Andreas Schwab <schwab@suse.de>
6098 * configure.in (assembler eh_frame optimization): Handle big
6100 * configure: Regenerated.
6102 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6104 * expr.c (epxand_expr): Convert divisions into multiplications by
6105 reciprocals if -ffast-math.
6107 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6109 * dbxout.c (dbxout_really_begin_function): Rename to
6110 dbxout_begin_function.
6111 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6112 (dbxout_begin_function): Remove.
6113 (dbxout_function): Update.
6114 (dbxout_source_line): Update prototype.
6115 * dbxout.h (dbxout_begin_function): Remove.
6116 * debug.c (do_nothing_debug_hooks): Update.
6117 (debug_nothing_tree): Update.
6118 (debug_nothing_charstar_rtx): Remove.
6119 * debug.h (union tree_node): Declare.
6120 (struct rtx_def): Remove.
6121 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6122 begin_function. Change source_line prototype.
6123 (debug_nothing_tree): New.
6124 (debug_nothing_charstar_rtx): Delete.
6125 (dwarf2out_begin_prologue): Moved from ...
6127 * dwarf2out.c (dwarf2_debug_hooks): Update.
6128 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6129 debug info, call dwarf2out_source_line.
6130 (dwarf2out_souce_line): Update prototype.
6131 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6132 Change prototype, make static.
6133 (dwarfout_source_line): Update prototype.
6134 (dwarf_debug_hooks): Update.
6135 * dwarfout.h (dwarfout_begin_function): Remove.
6136 * final.c (final_start_function, final_scan_insn): Use appropriate
6137 debug hooks, update to use notice_source_line.
6138 (output_source_line): Rename notice_source_line. Don't call the
6139 source_line debug hook.
6140 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6141 make static, update prototype.
6142 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6144 (sdbout_end_prologue): New.
6145 (sdbout_source_line): Update prototype.
6146 (sdbout_debug_hooks): Update.
6147 (sdbout_symbol): Remove unused var.
6148 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6150 * varasm.c: Include debug.h.
6151 (assemble_start_function): Use begin_function debug_hook.
6152 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6153 update with prototype.
6154 (xcoffout_source_line): Update prototype.
6155 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6157 (xcoffout_source_line): Update prototype.
6159 2001-07-17 Richard Henderson <rth@redhat.com>
6161 * c-typeck.c (build_binary_op): Do not shorten unsigned
6162 right shift after sign extension.
6164 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6166 * combine.c (combine_simplify_rtx): Attempt to simplify
6167 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6169 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6170 (simplify_binary_operation, simplify_unary_operation,
6171 simplify_relational_operation): Use it.
6173 * combine.c (combine_simplify_rtx): Don't do associative law
6174 on divisions; allow associative law on floats.
6176 2001-07-17 H.J. Lu <hjl@gnu.org>
6177 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6179 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6180 ASM_OUTPUT_WEAK_ALIAS are defined.
6181 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6182 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6184 * config/mips/iris5.h: ... here.
6185 (HANDLE_SYSV_PRAGMA): Defined as 1.
6186 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6187 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6190 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6192 * c-parse.in (all_prefix_attributes): New variable.
6193 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6194 (maybe_resetattrs): New production.
6195 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6196 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6197 notype_initdcl, nested_function, notype_nested_function,
6198 component_decl, components, components_notype,
6199 component_declarator, component_notype_declarator,
6200 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6201 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6202 after a comma being applied to more than one declarator.
6203 * doc/extend.texi (Attribute Syntax): Update. Remove
6204 documentation of bugs that are no longer present.
6206 2001-07-13 Eric Christopher <echristo@redhat.com>
6208 * config/mips/mips.h: Change TUNE_MIPS* options to use
6210 (EXTRA_SPECS): Add cc1_cpu_spec.
6211 * config/mips/mips.md (muldf3): Fix typo.
6213 2001-07-16 Richard Henderson <rth@redhat.com>
6215 * config/m68k/m68k.c: Include expr.h and reload.h.
6216 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6217 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6219 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6220 Richard Henderson <rth@redhat.com>
6222 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6223 (insn_live_p): Fix fall off end of function.
6224 (dead_libcall_p): Remove COUNTS argument; update callers.
6225 (delete_trivially_dead_insns): Remove unused variables.
6227 2001-07-17 Andreas Jaeger <aj@suse.de>
6229 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6232 * lcm.c (optimize_mode_switching): Avoid warning for unused
6233 variable if !NORMAL_MODE.
6235 * flow.c (try_crossjump_to_edge): Remove unused variable.
6237 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6239 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6240 atexit declaration in stdlib.h.
6242 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6244 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6246 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6248 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6249 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6250 do rebuild_jump_labels instead of jump_optimize
6251 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6252 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6253 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6255 * flow.c: Include timevar.h
6256 (find_basic_block): Push/pop timevar;
6257 (cleanup_cfg): Likewise.
6258 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6259 * Makefile: Add dependencies on timevar.h
6261 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6262 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6264 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6265 * toplev.c (rest_of_compilation): Update calls.
6266 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6267 (delete_trivially_dead_insns): ... here; accept new argument
6268 preserve_basic_blocks; preserve basic blocks if set.
6270 * reg-stack.c (stack_regs_mentioned): Return 0 if
6271 stack_regs_mentioned_data is not initialized.
6272 (reg_to_stack): Make stack_regs_mentioned survive after the
6273 reg-stack is completted; do not call cleanup_cfg.
6274 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6275 make cleanup_cfg after bb-reorder to output to debug file.
6277 2001-07-16 Richard Henderson <rth@redhat.com>
6279 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6280 from int_reg_class_contents.
6282 2001-07-16 Richard Henderson <rth@redhat.com>
6284 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6285 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6286 (init_reg_sets_1): Move initialization from cse_main.
6287 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6288 (cse_main): Move its initialization also.
6289 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6290 * flow.c (propagate_one_insn): Likewise.
6291 * gcse.c (compute_hash_table): Likewise.
6292 (compute_kill_rd, compute_store_table): Likewise.
6293 * sched-deps.c (sched_analyze_1): Likewise.
6295 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6297 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6300 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6302 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6303 in if statement so we don't access undefined memory.
6305 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6307 * gcse.c: Update comment at top.
6308 Update comment on mem handling.
6309 mem_last_set, mem_first_set, mem_set_in_block: gone.
6310 Declaration of reg_set_info: gone.
6311 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6312 pointless with load_killed_in_block_p (they are *more*
6313 conservative then it, not less, and less accurate).
6314 (oprs_not_set_p): Ditto.
6315 (alloc_gcse_mem): Don't allocate mem_set_in_block
6316 (free_gcse_mem): Don't free it, either.
6317 (record_last_mem_set_info): Update comment in front, remove
6318 mem_*set_* stuff. Note the reason we don't handle stores directly
6320 (compute_hash_table): Update comments to reflect reality. Remove
6321 mem_*set_* references.
6322 (reset_opr_set_tables): Remove mem_*set_* references.
6324 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6325 (mark_clobber): Ditto (on both parts, we double set here too).
6326 (expr_killed_p): Remove mem_set_in_block test.
6327 (compute_transp): Remove mem_set_in_block test.
6329 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6330 of edge, and removal of phi alternative to dump file.
6331 (ssa_ccp_substitute_constants): Add note about register now being
6332 constant, and which uses were replaced in what insns to dump file.
6334 2001-07-16 Andreas Jaeger <aj@suse.de>
6336 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6337 variables of type HOST_WIDEST_INT.
6339 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6340 (__bb_exit_func): Correct type of count_max to avoid overflow.
6341 (num_digits): Handle long long argument.
6343 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6345 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6347 * output.h (sdb_begin_function_line): Restore as an extern
6349 * sdbout.c (sdb_begin_function_line): Make extern.
6351 2001-07-15 Richard Henderson <rth@redhat.com>
6353 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6354 * genrecog.c (maybe_both_true_mode): New.
6355 (maybe_both_true_2): Use it.
6356 (write_switch): Don't put Pmode in a switch.
6357 * rtl.c (mode arrays): Don't explicitly size them.
6359 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6361 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6362 handling; move unconditional splitting before mode switching.
6364 * i386.md (type): Add fistp type.
6365 (i387, length_attr, scheduling definitions): Handle this type.
6366 (fix_trunc?f?i2): Revamp to use mode switching.
6367 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6368 * i386.h (fp_cw_mode): New enum
6369 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6370 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6372 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6374 * Makefile.in (integrate.o): Add debug.h.
6375 * integrate.c (debug.h): Add.
6376 (output_inline_function): Save, reset, and restore debug_hooks.
6378 2001-07-15 Richard Henderson <rth@redhat.com>
6380 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6381 instead of COMPARE for the EQUIV expression.
6383 2001-07-15 Richard Henderson <rth@redhat.com>
6385 * flow.c (redirect_edge_and_branch_force): Initialize
6386 global_live_at_start and global_live_at_end.
6387 (allocate_bb_life_data): Export.
6388 * basic-block.h (allocate_bb_life_data): Declare.
6389 * toplev.c (rest_of_compilation): Call it.
6391 2001-07-15 Richard Henderson <rth@redhat.com>
6393 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6394 (alpha_tablejump_best_label): New.
6395 * config/alpha/alpha-protos.h: Declare them.
6396 * config/alpha/alpha.md: Use braced strings for code blocks.
6397 (tablejump_osf): Break out add with r29.
6398 (tablejump_osf_internal): Remove.
6399 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6400 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6402 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6404 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6407 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6409 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6410 (ix86_fp_jump_nontrivial_p): New.
6411 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6412 use ix86_fp_jump_nontrivial_p.
6413 * i386.c (ix86_fp_jump_nontrivial_p): New.
6414 (ix86_split_fp_branch): Accept code instead of rtx.
6415 (ix86_expand_compare): Expand comparison early in case
6416 doing so is resonably cheap.
6418 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6420 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6422 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6423 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6425 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6427 * dbxout.c (dbxout_source_line): Make static, update prototype.
6428 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6429 (dbxout_init, dbxout_finish, dbxout_source_line,
6430 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6431 * dbxout.h (dbxout_source_line): Delete.
6432 * debug.c (debug_nothing_file, debug_nothing_file_int,
6433 debug_nothing_file_charstar_rtx): New.
6434 (do_nothing_debug_hooks): Update.
6435 (debug_nothing_void, debug_nothing_charstar_rtx,
6436 dwarf2out_end_epilogue): New.
6437 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6438 * debug.h (struct rtx_def): Declare.
6439 (gcc_debug_hooks): New hooks source_line, end_epilogue
6441 (debug_nothing_void, debug_nothing_charstar_rtx,
6442 dwarf2out_end_epilogue): New.
6443 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6444 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6445 (dwarf2_debug_hooks): Update.
6446 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6447 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6448 * dwarf2out.h (dwarf2out_source_line): Remove.
6449 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6450 Make static, update prototype.
6451 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6452 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6453 (dwarf_debug_hooks): Update.
6454 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6455 dwarfout_end_function): Remove.
6456 * final.c (profile_function): Use debug hooks for ending functions
6458 (output_source_line, final_end_function): Update prototype,
6460 (final_start_function, final_scan_insn): Update.
6461 * output.h (sdb_begin_function_line): Remove.
6462 (final_end_function): Update prototype.
6463 * sdbout.c (sdb_begin_function_line): Make static.
6464 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6465 (sdbout_source_line): New.
6466 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6468 (sdb_debug_hooks): Update.
6469 (sdbout_init, sdbout_source_line,
6470 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6471 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6472 * toplev.c (compile_file, rest_of_compilation): Update.
6473 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6474 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6475 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6476 Update for prototype changes.
6477 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6478 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6480 2001-07-15 Richard Henderson <rth@redhat.com>
6482 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6483 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6484 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6485 * config/alpha/alpha.c: Likewise.
6486 * config/alpha/alpha.md: Likewise.
6487 * config/alpha/alpha32.h: Likewise.
6488 * config/alpha/vms.h: Likewise.
6491 2001-07-14 Richard Henderson <rth@redhat.com>
6493 * config/alpha/alpha.md: Use define_constants for unspec values.
6494 Substitute throughout.
6496 2001-07-14 Tim Josling <tej@melbpc.org.au>
6498 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6500 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6502 * pa.md: Remove unused constraints from define_split's.
6504 2001-04-14 Richard Henderson <rth@redhat.com>
6506 * ifcvt.c (find_cond_trap): Test for exit block.
6508 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6510 Re-install recently reverted patch.
6511 * emit-rtl.c (try_split): Update mark_jump_label call.
6512 * flow.c (find_sub_basic_blocks): Likewise.
6513 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6515 (mark_all_labels): Kill second parameter.
6516 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6517 (rebuild_jump_labels, jump_optimize_minimal): Update call
6519 (jump_optimize_1): Kill crossjumping code.
6520 (mark_jump_label): Kill cross_jump parameter.
6521 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6522 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6523 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6525 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6527 (dump_file_info): Likewise.
6528 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6529 reorganize passes to do reg-stack first, bb-reorder second.
6530 * invoke.texi (-d letters doc): Remove the jump2 pass.
6532 2001-07-14 Richard Henderson <rth@redhat.com>
6534 * ifcvt.c (find_cond_trap): New.
6535 (find_if_header): Call it.
6536 (merge_if_block): Relax existing jump sanity check.
6537 * jump.c (jump_optimize_1): Remove conditional trap handling.
6539 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6541 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6543 (insn_refs_are_delayed): Correct comment.
6544 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6545 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6546 instead of r31. Make associated insn !TARGET_64BIT, and
6547 provide an additional 64-bit insn that clobbers r2.
6549 (udivsi3): Likewise.
6551 (umodsi3): Likewise.
6553 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6555 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6557 * flow.c (redirect_edge_and_branch_force, split_edge,
6558 try_crossjump_to_edge): Use set_block_for_new_insns.
6559 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6561 2001-07-13 H.J. Lu (hjl@gnu.org)
6563 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6566 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6568 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6570 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6572 * c-common.c (decl_attributes): Take a pointer to the node to
6573 which attributes are to be attached, and a flags argument.
6574 * c-common.h (enum attribute_flags): New.
6575 (decl_attributes): Update prototype.
6576 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6577 finish_enum, start_function): Update calls to decl_attributes.
6578 * c-parse.in (component_declarator, component_notype_declarator,
6579 label): Update calls to decl_attributes.
6581 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6583 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6584 * config/avr/avr.c (legitimate_address_p): Return value changed
6585 from letter to register classes. For better debugging.
6587 2001-07-13 Kazu Hirata <kazu@hxi.com>
6589 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6591 2001-07-13 H.J. Lu (hjl@gnu.org)
6593 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6595 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6597 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6598 correctly for shared configurations.
6599 * config/t-libgcc-pic: New.
6600 * config/{i386,m68k,sparc}/t-openbsd: New.
6601 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6602 Support -shared. Support debugging libraries with -g.
6603 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6604 frame information does not emit pointer diffs.
6605 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6608 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6610 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6612 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6614 * combine.c (try_combine): Ensure const_int pow2 is positive.
6616 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6618 * config.gcc: Add configuration for s/390.
6619 * config/s390/s390.c: New. Subroutines for code generation.
6620 * config/s390/s390.h: New. Definitions for s/390.
6621 * config/s390/s390-protos.h: New. Prototypes.
6622 * config/s390/linux.h: New. Definitions for linux for s/390.
6623 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6624 * config/s390/t-linux: New. Makefile fragment.
6625 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6626 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6628 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6630 * emit-rtl.c (try_split): Update mark_jump_label call.
6631 * flow.c (find_sub_basic_blocks): Likewise.
6632 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6634 (mark_all_labels): Kill second parameter.
6635 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6636 (rebuild_jump_labels, jump_optimize_minimal): Update call
6638 (jump_optimize_1): Kill crossjumping code.
6639 (mark_jump_label): Kill cross_jump parameter.
6640 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6641 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6642 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6644 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6646 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6647 reorganize passes to do reg-stack first, bb-reorder second.
6648 * invoke.texi (-d letters doc): Remove the jump2 pass.
6650 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6652 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6654 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6656 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6658 (verify_flow_info): Make diagnostics prettier.
6660 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6662 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6664 * flow.c (outgoing_edges_match): Return early if condition reversal
6667 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6669 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6670 (mips_move_2words): When splitting a move into two instructions,
6671 prefix the second address operand with '%D'.
6673 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6675 * Makefile.in (final.o): Depend on debug.h.
6676 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6677 (dbx_debug_hooks): Add new hooks.
6678 (xcoff_debug_hooks): New.
6679 * debug.c (debug_nothing_file_int_int): New.
6680 (do_nothing_debug_hooks): Update.
6681 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6682 (debug_nothing_file_int_int): New.
6683 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6684 static, update prototype.
6685 (dwarf2_debug_hooks): Update.
6686 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6687 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6688 static, update prototype.
6689 (dwarf_debug_hooks): Update.
6690 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6691 * final.c: Include debug.h.
6692 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6693 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6694 static, update prototype.
6695 (sdb_debug_hooks): Update.
6696 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6697 * toplev.c: Distinguish between xcoff and dbx.
6699 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6700 Call all debug hooks, not just dwarf ones.
6702 2001-07-11 Timothy Wall <twall@redhat.com>
6704 * config.gcc: Add configuration for AIX5/IA64.
6705 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6706 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6707 support prefix/suffix code.
6708 * config/ia64/t-aix: New. Makefile fragment.
6709 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6711 2001-07-11 Kazu Hirata <kazu@hxi.com>
6713 * recog.c (validate_change): Fix a comment typo.
6715 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6717 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6718 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6720 * dbxout.c (dbx_debug_hooks): Add new hooks.
6721 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6723 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6725 * dbxout.h (dbxout_start_new_source_file,
6726 dbxout_resume_previous_source_file): Delete.
6727 * debug.c (do_nothing_debug_hooks): Add new hooks.
6728 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6729 (debug_nothing_int_charstar, debug_nothing_int): New.
6730 * debug.h (gcc_debug_hooks): New hooks define, undef,
6731 start_source_file and end_source_file.
6732 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6733 (debug_nothing_int_charstar, debug_nothing_int): New.
6734 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6735 the conditionally compiled section.
6736 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6737 dwarf2out_define, dwarf2out_undef): Make static.
6738 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6739 dwarf2out_define, dwarf2out_undef): Remove.
6740 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6741 (dwarfout_start_source_file, dwarfout_end_source_file,
6742 dwarfout_define, dwarfout_undef): Make static.
6743 (dwarfout_start_source_file_check,
6744 dwarfout_end_source_file_check): New.
6745 (dwarfout_define, dwarfout_finish): Update.
6746 * dwarfout.h (dwarfout_start_new_source_file,
6747 dwarfout_resume_previous_source_file, dwarfout_define,
6748 dwarfout_undef): Remove.
6749 * sdbout.c (sdb_debug_hooks): Add new hooks.
6750 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6752 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6753 make static, take an arg.
6754 * sdbout.h (sdbout_start_new_source_file,
6755 sdbout_resume_previous_source_file): Delete.
6756 * toplev.c (debug_start_source_file, debug_end_source_file,
6757 debug_define, debug_undef): Delete.
6758 * toplev.h (debug_start_source_file, debug_end_source_file,
6759 debug_define, debug_undef): Delete.
6761 * java/jcf-parse.c: Include debug.h.
6762 (parse_class_file): Update to use debug hooks directly.
6763 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
6765 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6767 * alias.c (set_mem_alias_set): New function.
6768 * rtl.h (set_mem_alias_set): Declare it.
6769 * builtins.c (expand_builtin_return_addr): Call it instead of
6770 using MEM_ALIAS_SET accessor.
6771 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
6772 (get_memory_rtx, expand_builtin_va_arg): Likewise.
6773 (expand_builtin_va_copy):Likewise.
6774 * caller-save.c (setup_save_areas): Likewise.
6775 * calls.c (compute_argument_addresses): Likewise.
6776 * explow.c (set_mem_attributes): Likewise.
6777 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
6778 (expand_assignment, store_constructor_field, store_field): Likewise.
6779 (expand_expr_unaligned): Likewise.
6780 * function.c (assign_stack_temp_for_type): Likewise.
6781 (put_reg_into_stack, gen_mem_addressof): Likewise.
6782 * ifcvt.c (noce_try_cmove_arith): Likewise.
6783 * reload1.c (reload, alter_reg): Likewise.
6784 * config/alpha/alpha.c (get_aligned_mem): Likewise.
6785 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
6786 (alpha_expand_unaligned_store): Likewise
6787 (alpha_expand_unaligned_load_words): Likewise.
6788 (alpha_expand_unaligned_store_words): Likewise.
6789 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
6790 (alpha_expand_epilogue): Likewise.
6791 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
6792 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
6793 * config/i386/i386.c (legitimize_pic_address): Likewise.
6794 * config/i960/i960.c (setup_incoming_varargs): Likewise.
6795 * config/ia64/ia64.c (spill_restore_mem): Likewise.
6796 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
6797 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
6798 * config/mips/mips.c (mips_va_arg): Likewise.
6799 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6800 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
6801 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6802 (setup_incoming_varargs, rs6000_va_arg): Likewise.
6803 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
6804 (rs6000_emit_epilogue): Likewise.
6805 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
6806 * config/sparc/sparc.c (sparc_va_arg): Likewise.
6807 * config/v850/v850.c (v850_va_arg): Likewise.
6809 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
6811 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
6812 when fallthru edge is present.
6813 (mege_blocks): Handle case where creation of jump insn
6816 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
6817 CLEANUP_POST_REGSTACK): New constants.
6818 * except.c (finish_eh_generation): Update call of cleanup_cfg,
6819 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
6820 * output.h (cleanup_cfg): Update prototype.
6821 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
6822 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
6823 cleanup_cfg call; kill missleading comment.
6824 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
6825 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
6826 parameter; control optimizations performed using it.
6827 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6828 try_crossjump_bb): New functions.
6830 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6832 * pa.c (pa_output_function_prologue): Delete prototype. Make function
6834 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
6835 pa_output_function_prologue.
6836 * pa-protos.h (pa_output_function_prologue): New prototype.
6838 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6840 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
6841 and low to get correct sign extension in low+high test.
6843 2001-07-11 Janis Johnson <janis@us.ibm.com>
6845 * gcov.c (arcdata): Use gcov_type to fix branch percentage
6846 for large hit count.
6848 * profile.c (branch_prob): Fix .bbg info for computed gotos
6851 2001-07-11 Mark Mitchell <mark@codesourcery.com>
6853 * stmt.c (parse_output_constraint): New function, split out
6855 (expand_asm_operands): ... here. Use parse_output_constraint.
6856 * tree.h (parse_output_constraint): Declare it.
6858 2001-07-11 Richard Henderson <rth@redhat.com>
6860 * bitmap.c: Comment some functions; fiddle whitespace.
6861 (bitmap_free): Don't export.
6862 (bitmap_element_allocate): Use memset.
6863 * bitmap.h (bitmap_free): Don't declare.
6865 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
6867 * gcse.c, lcm.c, sched-deps.c:
6868 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
6870 * flow.c (flow_loops_find): Free dom if we found no loops, since
6871 we aren't going to save it.
6873 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
6876 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
6878 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
6880 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6882 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
6883 #ifndef DWARF2_DEBUGGING_INFO.
6885 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6887 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
6889 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6891 * config/mips/mips.c (gen_int_relational): Tell the caller not to
6892 reverse a branch if a NE comparison is implemented with GTU.
6894 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6895 H.J. Lu <hjl@gnu.org>
6897 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
6899 (call_internal2): Likewise.
6900 (call_value_internal1): Likewise.
6901 (call_value_internal2): Likewise.
6902 (call_value_multiple_internal1): Likewise.
6903 (call_value_multiple_internal2): Likewise.
6905 2001-07-10 Kazu Hirata <kazu@hxi.com>
6907 * calls.c (emit_library_call_value_1): Fix a comment typo.
6908 * dwarf2out.c (mem_loc_descriptor): Likewise.
6909 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
6911 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
6913 * simplify-rtx.c (simplify_subreg): Fix typo in comment
6915 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6917 * recog.c (offsettable_address_p): Handle LO_SUM case.
6918 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
6919 instead of plus_constant.
6921 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6923 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
6924 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
6926 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6928 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
6929 adjust_address_nv instead of plus_constant.
6931 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
6933 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
6934 dwarf2out.o): Depend on debug.h, wrap long lines.
6935 * dbxout.c: Include debug.h.
6936 (dbx_debug_hooks): New.
6937 (dbxout_init): Make static, take just 2 args.
6938 (dbxout_finish): Make static.
6939 * dbxout.h (dbxout_init, dbxout_finish): Delete.
6940 * debug.c: New file.
6941 * debug.h: New file.
6942 * dwarf2out.c: Include debug.h.
6943 (dwarf2_debug_hooks): New.
6944 (dwarf2out_init): Make static.
6945 (dwarf2out_finish): Make static, take 2 args.
6946 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
6947 * dwarfout.c: Include debug.h.
6948 (dwarf_debug_hooks): New.
6949 (dwarfout_init): Make static.
6950 (dwarfout_finish): Make static, take 2 args.
6951 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
6952 * sdbout.c: Include debug.h.
6953 (sdb_debug_hooks): New.
6954 (sdbout_init): Make static, take 2 args.
6955 * sdbout.h (sdbout_init): Delete.
6956 * toplev.c: Include debug.h.
6958 (compile_file): Set deubg_hooks based on command line options.
6959 Use the hooks unconditionally rather than conditional compilation.
6961 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
6963 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
6964 first_insn_after_basic_block_note instead.
6966 * df.c (df_bb_refs_unlink): #if 0 out for now.
6968 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
6970 * ssa.h: Add prototype for ssa_const_prop
6971 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
6972 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
6973 (ssa_fast_dce): Remove unused variable
6975 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6977 * diagnostic.c (finish_diagnostic): Rename to
6978 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
6981 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
6983 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
6986 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
6987 (dump_file): Only pad the demangled name with spaces if the
6988 mangled name was padded with spaces.
6990 2001-07-10 Bernd Schmidt <bernds@redhat.com>
6992 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
6995 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6997 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
6998 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7001 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7002 whether can put offset inside LO_SUM to check mode alignment, not size.
7004 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7006 * doc/tm.texi (Misc): Fix thinko.
7008 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7010 * regmove.c (replace_in_call_usage): Fix warnings.
7011 * sched-deps.c (add_dependence): Fix warnings.
7012 * simplify-rtx.c (simplify_subreg): Likewise.
7013 Return NULL_RTX instead of NULL.
7015 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7016 (subst_asm_stack_regs): Likewise.
7018 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7021 * dwarf2out.c (output_call_frame_info): Declare i as int.
7022 (build_abbrev_table): Declare n_alloc as int.
7023 (dwarf2out_finish): Initialize die.
7024 * except.c: Declare sjlj_funcdef_number as unsigned.
7025 (connect_post_landing_pads): Declare j as unsigned.
7026 (convert_to_eh_region_ranges): Initialize call_site.
7027 (output_function_exception_table): Initialize tt_format_size.
7028 * expr.c (move_by_pieces_1): Initialize to1.
7029 (store_constructor): Initialize minelt and maxelt.
7030 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7031 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7033 * c-decl.c (combine_parm_decls): Unused, remove.
7034 * c-tree.h: Remove prototype for combine_parm_decls.
7036 * reload.c (push_reload): Fix warning.
7037 (regno_clobbered_p): Likewise.
7038 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7039 (reload_combine): Likewise.
7041 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7042 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7044 * bitmap.c (bitmap_operation): Change user.
7045 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7047 2001-07-10 Eric Christopher <echristo@redhat.com>
7049 * config/mips/mips.c (override_options): Fix typo.
7051 2001-07-09 Stan Shebs <shebs@apple.com>
7053 * target.h (struct gcc_target): New fields init_builtins and
7055 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7056 (TARGET_EXPAND_BUILTIN): New macro.
7057 (TARGET_INITIALIZER): Add them.
7058 * builtins.c: Include target.h.
7059 (expand_builtin): Use targetm.expand_builtin.
7060 (default_init_builtins): New function.
7061 (default_expand_builtin): New function.
7062 * expr.h (default_init_builtins): Declare.
7063 (default_expand_builtin): Declare.
7064 * c-common.c (c_common_nodes_and_builtins): Use
7065 targetm.init_builtins.
7066 * defaults.h (MD_INIT_BUILTINS): Remove.
7067 * Makefile.in (builtins.o): Depend on target.h.
7069 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7070 (TARGET_EXPAND_BUILTIN): Define.
7071 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7072 (MD_EXPAND_BUILTIN): Remove.
7074 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7075 (TARGET_EXPAND_BUILTIN): Define.
7076 (c4x_init_builtins): Make endlink arg a local.
7077 (c4x_print_operand): Fix typos in adjust_address usages.
7078 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7079 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7080 (MD_EXPAND_BUILTIN): Remove.
7082 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7083 (TARGET_EXPAND_BUILTIN): Define.
7084 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7085 (ix86_init_builtins): Call new function only if TARGET_MMX.
7086 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7087 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7088 (MD_EXPAND_BUILTIN): Remove.
7090 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7091 (TARGET_EXPAND_BUILTIN): Define.
7092 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7093 (MD_EXPAND_BUILTIN): Remove.
7095 * doc/tm.texi: Document these changes.
7097 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7099 * basic-block.h (tree_node): Forward declare if needed.
7100 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7101 (BLOCK_HEAD_TREE): Define.
7102 (BLOCK_END_TREE): Define.
7103 (struct loops): Rename field 'tree' to 'tree_root'.
7104 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7106 (flow_loops_tree_build): Rename reference to field 'tree' to
7108 (flow_loops_level_compute): Ditto.
7109 * predict.c (estimate_bb_frequencies): Ditto.
7110 * tree.h (struct tree_common): Add field 'aux'.
7112 2001-07-09 Stan Shebs <shebs@apple.com>
7114 * config/darwin.c (darwin_encode_section_info): Don't mark any
7115 DECL_EXTERNAL node as defined.
7117 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7119 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7120 pa_free_machine_status, hppa_init_pic_save): Delete.
7121 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7122 (hppa_profile_hook): Use hppa_pic_save_rtx.
7123 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7124 hppa_init_pic_save): Delete.
7125 (hppa_pic_save_rtx): Declare.
7126 * pa.md (call, call_value, sibcall, sibcall_value,
7127 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7129 2001-07-09 Kazu Hirata <kazu@hxi.com>
7131 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7132 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7134 2001-07-09 Andreas Jaeger <aj@suse.de>
7136 * output.h: Add declaration of final_forward_branch_p.
7138 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7140 * varray.c: Include errors.h for internal_error and trim_filename
7143 * Makefile.in (varray.o): Add errors.h.
7145 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7147 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7148 * optabs.c (have_add2_insn): Check whether the add insn chosen
7149 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7150 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7152 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7154 * Makefile.in (OBJS): Add ssa-ccp.o
7155 (ssa-ccp.o): Add dependencies.
7156 * toplev.c (DFI_ssa_ccp): New dump file enum.
7157 (dump_file): Add entry for dumping after SSA CCP.
7158 (flag_ssa_ccp): New flag variable.
7159 (f_options): Add -fssa-ccp.
7160 (rest_of_compilation): Run SSA CCP if requested.
7161 * timevar.def (TV_SSA_CCP): New timevar.
7162 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7163 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7164 Fix minor typo in SSA DCE documentation.
7165 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7166 Add documentation for new dump option. Renumber dump files
7169 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7171 * emit-rtl.c (gen_highpart_mode): New.
7172 * rtl.h (gen_highpart_mode): Declare.
7173 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7174 operand can be VOIDmode constant.
7176 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7178 * flow.c (redirect_edge_and_branch_force): New.
7179 (can_fallthru): Ensure that basic blocks are succeeding.
7180 (try_optimize_cfg): Do not delete basic block if it is the last one.
7182 * flow.c (try_redirect_by_replacing_jump): Do not remove
7183 jumps with side effects, unlink chain on fallthru edge;
7184 set block for new jump instruction; avoid basic block to
7185 over by line number note.
7187 * flow.c (try_simplify_condjump): Verify that the condjump
7188 is not always falling trought.
7191 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7193 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7194 (try_redirect_by_replacing_jump): Update properly the count
7195 and frequency information.
7197 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7199 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7200 address that is a LO_SUM specially.
7201 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7203 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7205 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7206 (operand_subword): Use them.
7207 (change_address_1): Renamed from change_address; new arg VALIDATE.
7208 * expr.h: Reflect above changes; change_address now macro.
7209 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7211 * cselib.c (add_mem_for_addr): Likewise.
7212 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7213 * regmove.c (try_apply_stack_adjustment): Likewise.
7214 * reload.c (push_reload, make_memloc): Likewise.
7215 * reload1.c (eliminate_regs): Likewise.
7216 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7217 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7219 * combine.c (make_extraction, simplify_shift_const): Likewise.
7220 (gen_lowpart_for_combine): Likewise.
7221 * cse.c (gen_lowpart_if_possible): Likewise.
7222 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7223 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7224 * optabs.c (gen_move_insn): Likewise.
7225 * reload1.c (alter_reg): Likewise.
7226 * simplify-rtx.c (simplify_subreg): Likewise.
7227 * stmt.c (expand_anon_union_decl): Likewise.
7228 * recog.c (validate_replace_rtx_1): Likewise.
7230 * Makefile.in (recog.o): Add $(EXPR_H).
7231 * explow.c (stabilize): Call replace_equiv_address.
7232 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7233 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7235 2001-07-03 Andrew Haley <aph@redhat.com>
7237 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7238 the mode of the memory location.
7240 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7242 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7244 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7246 * final.c (output_addr_const): Use target opening and
7247 closing parentheses.
7248 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7249 defaults, add to TARGET_ASM_OUT.
7250 * target.h (struct gcc_target): Add open_paren and close_paren.
7251 * doc/md.texi: Update.
7252 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7253 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7254 TARGET_ASM_CLOSE_PAREN.
7255 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7257 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7259 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7260 * config/a29k/a29k.h: Similarly.
7261 * config/alpha/alpha.h: Similarly.
7262 * config/arc/arc.h: Similarly.
7263 * config/arm/aof.h: Similarly.
7264 * config/arm/aout.h: Similarly.
7265 * config/avr/avr.h: Similarly.
7266 * config/c4x/c4x.h: Similarly.
7267 * config/clipper/clipper.h: Similarly.
7268 * config/convex/convex.h: Similarly.
7269 * config/d30v/d30v.h: Similarly.
7270 * config/dsp16xx/dsp16xx.h: Similarly.
7271 * config/elxsi/elxsi.h: Similarly.
7272 * config/fr30/fr30.h: Similarly.
7273 * config/h8300/h8300.h: Similarly.
7274 * config/i370/i370.h: Similarly.
7275 * config/i386/i386.h: Similarly.
7276 * config/i860/i860.h: Similarly.
7277 * config/i960/i960.h: Similarly.
7278 * config/ia64/ia64.h: Similarly.
7279 * config/m32r/m32r.h: Similarly.
7280 * config/m68hc11/m68hc11.h: Similarly.
7281 * config/m68k/m68k.h: Similarly.
7282 * config/m88k/m88k.h: Similarly.
7283 * config/mcore/mcore.h: Similarly.
7284 * config/mips/mips.h: Similarly.
7285 * config/mn10200/mn10200.h: Similarly.
7286 * config/mn10300/mn10300.h: Similarly.
7287 * config/ns32k/ns32k.h: Similarly.
7288 * config/pa/pa.h: Similarly.
7289 * config/pdp11/pdp11.h: Similarly.
7290 * config/pj/pj.h: Similarly.
7291 * config/romp/romp.h: Similarly.
7292 * config/rs6000/rs6000.h: Similarly.
7293 * config/sh/sh.h: Similarly.
7294 * config/sparc/sparc.h: Similarly.
7295 * config/v850/v850.h: Similarly.
7296 * config/vax/vax.h: Similarly.
7297 * config/we32k/we32k.h: Similarly.
7299 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7301 * doc/c-tree.texi: Document representation of attributes.
7303 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7305 * doc/tm.texi: Update some places for the rename of target to
7308 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7310 * target.h (struct gcc_target): Add insert_attributes.
7311 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7312 (TARGET_INITIALIZER): Update.
7313 * tree.c, tree.h (default_insert_attributes): New function.
7314 Update comments on other default functions to refer to targetm,
7316 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7317 TARGET_INSERT_ATTRIBUTES.
7318 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7319 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7320 Don't use PRAGMA_INSERT_ATTRIBUTES.
7321 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7322 * c-decl.c (start_decl, start_function): Don't call
7323 SET_DEFAULT_DECL_ATTRIBUTES.
7324 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7325 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7327 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7328 (c4x_check_attribute): Avoid modifying attribute list itself.
7329 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7331 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7332 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7334 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7335 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7337 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7338 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7340 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7341 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7342 Adjust parameters. Make static.
7344 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7346 * c-common.c (decl_attributes): Only take a single attributes
7348 * c-common.h (decl_attributes): Update prototype.
7349 * c-decl.c (start_decl, start_function): Only take a single
7350 attributes parameter. Update calls to decl_attributes.
7351 (finish_struct, finish_enum): Update calls to decl_attributes.
7352 (push_parm_decl): Expect unified list of attributes. Update call
7354 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7355 notype_nested_function, component_declarator,
7356 component_notype_declarator, label): Update calls to
7358 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7359 lists that are passed to push_parm_decl.
7360 * c-tree.h (start_function, start_decl): Update prototypes.
7361 * config/sh/sh-protos.h, config/sh/sh.c
7362 (sh_pragma_insert_attributes): Only take a single attributes
7364 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7365 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7366 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7367 build_module_descriptor, generate_static_references,
7368 generate_strings, build_selector_translation_table,
7369 generate_descriptor_table, generate_protocols,
7370 generate_ivars_list, generate_dispatch_table,
7371 generate_protocol_list, generate_category,
7372 generate_shared_structures, really_start_method, add_objc_decls,
7373 generate_classref_translation_entry): Update calls to start_decl
7375 (build_tmp_function_decl, start_method_def): Unify attribute lists
7376 that are passed to push_parm_decl.
7378 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7380 * final.c (no_asm_to_stream): New.
7381 (final_scan_insn): Use target structures for prologue ends
7382 and epilogue starts.
7383 * output.h (no_asm_to_stream): New.
7384 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7385 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7386 (TARGET_ASM_OUT): Update.
7387 * target.h (struct gcc_target): New members function_end_prologue
7388 and function_begin_epilogue.
7389 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7390 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7391 * config/alpha/alpha.c (output_end_prologue): Rename to
7392 alpha_output_function_end_prologue. Use in target struct
7394 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7395 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7396 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7397 ia64_output_function_end_prologue. Use in target struct
7399 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7400 mistyped prototypes.
7401 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7402 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7404 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7405 an use in target struct, make static.
7406 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7409 2001-07-08 Richard Henderson <rth@redhat.com>
7411 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7413 2001-07-08 Richard Henderson <rth@redhat.com>
7415 * config/i386/i386.md: Remove constraints strings from define_split
7416 and define_peephole2 patterns.
7417 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7418 (eh_return): Use them.
7420 2001-07-08 Richard Henderson <rth@redhat.com>
7422 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7423 Document MD_FALLBACK_FRAME_STATE_FOR.
7425 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7427 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7428 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7430 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7432 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7434 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7435 of the label inside NAME as opposed to just the end of NAME.
7437 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7439 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7440 * config/alpha/alpha.c (alpha_init_machine_status,
7441 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7442 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7443 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7444 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7446 2001-07-06 Stan Shebs <shebs@apple.com>
7448 * target.h (targetm): Rename global from "target", so as not to
7449 conflict with local variables.
7451 * c-typeck.c: Ditto.
7455 * cp/decl2.c: Ditto.
7456 * cp/typeck.c: Ditto.
7457 * 1750a/1750a.c: Ditto.
7458 * a29k/a29k.c: Ditto.
7462 * clipper/clipper.c: Ditto.
7463 * convex/convex.c: Ditto.
7464 * d30v/d30v.c: Ditto.
7465 * dsp16xx/dsp16xx.c: Ditto.
7466 * elxsi/elxsi.c: Ditto.
7467 * fr30/fr30.c: Ditto.
7468 * h8300/h8300.c: Ditto.
7469 * i370/i370.c: Ditto.
7470 * i386/i386.c: Ditto.
7471 * i860/i860.c: Ditto.
7472 * i960/i960.c: Ditto.
7473 * ia64/ia64.c: Ditto.
7474 * m32r/m32r.c: Ditto.
7475 * m68hc11/m68hc11.c: Ditto.
7476 * m68k/m68k.c: Ditto.
7477 * m88k/m88k.c: Ditto.
7478 * mips/mips.c: Ditto.
7479 * ns32k/ns32k.c: Ditto.
7481 * pdp11/pdp11.c: Ditto.
7482 * romp/romp.c: Ditto.
7483 * rs6000/rs6000.c: Ditto.
7485 * sparc/sparc.c: Ditto.
7487 * we32k/we32k.c: Ditto.
7488 * doc/tm.texi: Update the manual to match.
7490 2001-07-06 Richard Henderson <rth@redhat.com>
7492 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7493 DWARF2_UNWIND_INFO not just whether it is defined.
7495 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7497 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7498 call to simplify_binary_operation returns a new pattern.
7500 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7502 * glimits.h (__SHRT_MAX__): New.
7503 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7504 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7506 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7508 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7511 2001-07-06 Richard Henderson <rth@redhat.com>
7513 * bitmap.c (bitmap_release_memory): Move adjacent to the
7514 allocation functions.
7515 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7516 the implementation. Binary search for the set bit.
7517 (bitmap_union_of_diff): Allocate the temporary on the stack
7518 instead of using xmalloc.
7520 2001-07-06 Richard Henderson <rth@redhat.com>
7522 * genrecog.c (validate_pattern): Warn for constraints in
7523 define_{expand,split,peephole2}. Remove strict_low_part
7524 before looking up match_dup.
7526 2001-07-06 DJ Delorie <dj@redhat.com>
7528 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7529 chapter about various build hints and history. Add section
7530 talking about the various types of native and cross builds.
7532 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7534 * Makefile.in (final.o): Depend on target.h.
7535 * final.c: Include target.h.
7536 (default_function_pro_epilogue): New.
7537 (final_start_function): Use target structure for function prologues.
7538 (final_end_function): Use target structure for function epilogues.
7539 * fold-const.c (real_hex_to_f): Constify s and p.
7540 * output.h (default_function_pro_epilogue): New.
7541 * real.h (real_hex_to_f): Update prototype.
7542 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7543 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7544 (TARGET_INITIALIZER): Update.
7545 * target.h (gcc_target): Add struct asm_out.
7546 * doc/tm.texi: Update.
7549 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7550 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7551 in cpu/cpu.c, or rename old functions consistently. Take
7552 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7553 redundant macros and prototypes. Make new functions static.
7555 * 1750a/1750a.c: Similarly.
7556 * 1750a/1750a.h: Similarly.
7557 * a29k/a29k-protos.h: Similarly.
7558 * a29k/a29k.c: Similarly.
7559 * a29k/a29k.h: Similarly.
7560 * arc/arc-protos.h: Similarly.
7561 * arc/arc.c: Similarly.
7562 * arc/arc.h: Similarly.
7563 * arm/arm-protos.h: Similarly.
7564 * arm/arm.c: Similarly.
7565 * arm/arm.h: Similarly.
7566 * avr/avr-protos.h: Similarly.
7567 * avr/avr.c: Similarly.
7568 * avr/avr.h: Similarly.
7569 * clipper/clipper-protos.h: Similarly.
7570 * clipper/clipper.c: Similarly.
7571 * clipper/clipper.h: Similarly.
7572 * convex/convex.c: Similarly.
7573 * convex/convex.h: Similarly.
7574 * d30v/d30v-protos.h: Similarly.
7575 * d30v/d30v.c: Similarly.
7576 * d30v/d30v.h: Similarly.
7577 * d30v/d30v.md: Similarly.
7578 * dsp16xx/dsp16xx-protos.h: Similarly.
7579 * dsp16xx/dsp16xx.c: Similarly.
7580 * dsp16xx/dsp16xx.h: Similarly.
7581 * elxsi/elxsi.c: Similarly.
7582 * elxsi/elxsi.h: Similarly.
7583 * fr30/fr30.c: Similarly.
7584 * fr30/fr30.md: Similarly.
7585 * h8300/h8300-protos.h: Similarly.
7586 * h8300/h8300.c: Similarly.
7587 * h8300/h8300.h: Similarly.
7588 * i370/i370-protos.h: Similarly.
7589 * i370/i370.c: Similarly.
7590 * i370/i370.h: Similarly.
7591 * i386/i386.c: Similarly.
7592 * i386/osf1elf.h: Similarly.
7593 * i386/osfrose.h: Similarly.
7594 * i860/i860-protos.h: Similarly.
7595 * i860/i860.c: Similarly.
7596 * i860/i860.h: Similarly.
7597 * i960/i960-protos.h: Similarly.
7598 * i960/i960.c: Similarly.
7599 * i960/i960.h: Similarly.
7600 * ia64/ia64-protos.h: Similarly.
7601 * ia64/ia64.c: Similarly.
7602 * ia64/ia64.h: Similarly.
7603 * m32r/m32r-protos.h: Similarly.
7604 * m32r/m32r.c: Similarly.
7605 * m32r/m32r.h: Similarly.
7606 * m68hc11/m68hc11-protos.h: Similarly.
7607 * m68hc11/m68hc11.c: Similarly.
7608 * m68hc11/m68hc11.h: Similarly.
7609 * m68k/crds.h: Similarly.
7610 * m68k/dpx2.h: Similarly.
7611 * m68k/m68k-protos.h: Similarly.
7612 * m68k/m68k.c: Similarly.
7613 * m68k/m68k.h: Similarly.
7614 * m68k/news.h: Similarly.
7615 * m88k/m88k-protos.h: Similarly.
7616 * m88k/m88k.c: Similarly.
7617 * m88k/m88k.h: Similarly.
7618 * mips/mips-protos.h: Similarly.
7619 * mips/mips.c: Similarly.
7620 * mips/mips.h: Similarly.
7621 * ns32k/merlin.h: Similarly.
7622 * ns32k/ns32k.c: Similarly.
7623 * ns32k/ns32k.h: Similarly.
7624 * ns32k/tek6000.h: Similarly.
7625 * pa/pa-protos.h: Similarly.
7626 * pa/pa.c: Similarly.
7627 * pa/pa.h: Similarly.
7628 * pdp11/2bsd.h: Similarly.
7629 * pdp11/pdp11-protos.h: Similarly.
7630 * pdp11/pdp11.c: Similarly.
7631 * pdp11/pdp11.h: Similarly.
7632 * romp/romp-protos.h: Similarly.
7633 * romp/romp.c: Similarly.
7634 * romp/romp.h: Similarly.
7635 * rs6000/rs6000-protos.h: Similarly.
7636 * rs6000/rs6000.c: Similarly.
7637 * rs6000/rs6000.h: Similarly.
7638 * rs6000/sysv4.h: Similarly.
7639 * sh/sh-protos.h: Similarly.
7640 * sh/sh.c: Similarly.
7641 * sh/sh.h: Similarly.
7642 * sparc/sparc-protos.h: Similarly.
7643 * sparc/sparc.c: Similarly.
7644 * sparc/sparc.h: Similarly.
7645 * vax/vax.c: Similarly.
7646 * vax/vax.h: Similarly.
7647 * vax/vms.h: Similarly.
7648 * we32k/we32k.c: Similarly.
7649 * we32k/we32k.h: Similarly.
7651 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7653 * basic-block.h (first_insn_after_basic_block_note): Declare.
7654 * flow.c (first_insn_after_basic_block_note): Define. Moved
7656 * ssa.c (first_insn_after_basic_block_note): Remove.
7657 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7659 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7660 nodes when we find a dead conditional branch. Insert BARRIERs
7661 after any blocks with no successors, but which do not have
7664 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7666 * varray.c (varray_check_failed): Use internal_error.
7668 2001-07-05 Andrew Haley <aph@redhat.com>
7670 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7671 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7672 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7674 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7676 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7677 reference if the target constant is also a SYMBOL_REF.
7679 2001-07-05 Eric Christopher <echristo@redhat.com>
7681 * config/mips/mips.h (MASK_MIPS3900): Remove.
7682 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7683 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7684 (TARGET_MIPS3900): Change to use mips_arch.
7685 (TARGET_MIPS4000): New.
7686 (TARGET_MIPS4100): New.
7687 (TARGET_MIPS4300): New.
7688 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7689 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7691 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7692 (ISA_HAS_BRANCHLIKELY): To here.
7693 (CC1_CPU_SPEC): New.
7694 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7695 (mips_arch_string): Declare.
7696 (mips_arch): Declare.
7697 (TARGET_OPTIONS): Add -march and -mtune.
7699 * config/mips/mips.c (mips_arch_string): New.
7701 (override_options): Handle -march for codegen and -mtune
7702 for scheduling. Use mips_arch. Move tx39 target default here.
7703 (mips_parse_cpu): Move error message to override_options.
7705 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7707 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7709 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7710 (MIPS Options): Ditto. Change mcpu entry to historical text.
7712 2001-07-05 H.J. Lu (hjl@gnu.org)
7714 * config/mips/mips.c (mips_parse_cpu): New function to parse
7717 2001-07-05 Jim Wilson <wilson@redhat.com>
7719 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7720 * config/ia64/t-ia64: Likewise.
7721 (LIB1ASMFUNCS): Update comment.
7723 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7725 * doc/install.texi (Install GCC: Binaries): Fix typo.
7727 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7729 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7730 reference using the stack pointer, adjust it since we push Y
7732 ("*ashrsi3"): Likewise.
7733 ("*lshrsi3"): Likewise.
7735 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7737 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7738 when -fomit-frame-pointer is used.
7740 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7742 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7743 (try_redirect_by_replacing_jump): Reverse updating properly the
7744 count and frequency information. Reverse removing cc0 setter.
7745 (forwarder_block_p): Reverse fixing for fallthru blocks.
7747 2001-07-05 DJ Delorie <dj@redhat.com>
7749 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7750 (translate_options): If the above is defined, use it to map
7751 given options to new options.
7752 * doc/tm.texi: Document it.
7754 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7755 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7757 * doc/invoke.texi (Optimize Options): Document that -fgcse may
7758 cause programs using computed gotos to run more slowly.
7760 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7762 * doc/install.texi (Specific): Markup, spelling and typo fixes.
7764 Consistently require binutils 2.11.2, not prereleases.
7765 (Specific, decstation-*): Canonicalize as mips-dec-*.
7766 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
7768 (Specific, m68k-altos): Removed reference to README.altos, deleted.
7769 (Specific, mips-*): Reword MIPS C compiler requirements.
7770 (Specific, powerpc*-*-*): New, mention --with-cpu once.
7771 (Specific, sunv5): Removed, obsolete.
7773 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
7775 * dwarf2out.c (output_loc_list): Use an all ones mask for
7776 .text asm output and don't rely on long long
7777 literals. Reformat some long lines.
7779 2001-07-05 Andreas Jaeger <aj@suse.de>
7781 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
7784 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7786 * dwarf2out.c (dwarf2out_define): Update comment.
7787 (dwarf2out_undef): Ditto.
7788 (dwarf2out_start_source_file): Ditto.
7789 (dwarf2out_end_source_file): Ditto.
7790 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
7791 since we never call the start/end debug hook for the primary file.
7793 2001-07-04 Kazu Hirata <kazu@hxi.com>
7795 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
7798 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7800 * cppinit.c (remove_dup_dirs): Inform if a system include
7801 directory is being reordered.
7802 * doc/invoke.texi (Directory Options): GCC warns if you hide a
7804 * doc/cpp.texi (Search Paths): Likewise.
7805 * doc/gcc.texi (Interoperation): Remove information about
7808 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7810 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
7811 (VARRAY_TOP_CHAR_PTR): Likewise.
7813 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7815 * gcc.c (process_command): Don't assign elements of a const char*.
7817 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7819 * emit-rtl.c (change_address): Don't abort if invalid address while
7820 reload is in progress.
7822 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7824 * c-lex.c (cb_file_change): Pass line number to
7825 debug_start_source_file.
7826 (cb_undefine): Pass correct line number to debug_undef.
7828 * toplev.c (debug_start_source_file): Add line number to
7829 parameters. Pass it along to dwarf2out_start_source_file.
7830 (decode_g_option): Stop resetting debug level back to normal when
7831 we change debug formats, unless the current level is
7832 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
7835 * toplev.h (debug_start_source_file): Add line number to
7838 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
7841 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
7843 Output debug_macinfo data for starting file if requested.
7844 (dwarf2out_end_source_file): Output debug_macinfo data for ending
7846 (dwarf2out_define): Output debug_macinfo data for defining a macro
7848 (dwarf2out_undef): Output debug_macinfo data for undefining a
7850 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
7851 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
7852 (macinfo_section_label): New. DWARF2 macro info section label.
7853 (dwarf2out_init): If we want macro info, output the start label
7855 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
7856 attribute to the compilation unit die pointing to the macro info.
7858 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7860 * dwarf2out.c (new_loc_list): Move to inside #ifdef
7861 DWARF2_DEBUGGING_INFO.
7862 (add_loc_descr_to_loc_list): Ditto.
7863 (output_loc_list): Ditto.
7864 Also, fix thinko in curr not being initialized.
7865 (gen_internal_sym): Ditto.
7867 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7869 * emit-rtl.c (replace_equiv_address): New function.
7870 * expr.h (replace_equiv_address): New declaration.
7871 * explow.c (validize_mem): Call it instead of change_address and
7872 also call if -fforce-addr and address is constant.
7873 * expr.c: Replace more calls to change_address with adjust_address
7874 and/or replace_equiv_address or to validize_mem.
7875 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
7876 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
7877 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
7878 * config/i370/i370.md, config/i860/i860.md: Likewise.
7879 * config/i960/i960.md, config/mips/mips.c: Likewise.
7880 * config/mips/mips.md, config/pa/pa.md: Likewise.
7881 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
7882 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
7884 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7886 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
7888 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
7891 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
7893 * doc/include: New directory.
7894 * doc/fdl.texi: Move to doc/include/fdl.texi.
7895 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
7896 * doc/include/funding.texi, doc/include/gpl.texi: New files.
7897 * doc/gcc.texi: Use funding.texi and gpl.texi.
7898 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
7899 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
7900 Update dependencies and use -I $(docdir)/include.
7902 2001-07-04 Anthony Green <green@redhat.com>
7904 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
7906 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7908 * doc/install.texi (sparc64-*-*): Remove garbage.
7910 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
7912 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
7913 Fix typo in last change to use adjust_address.
7915 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7917 * doc/install.texi (Specific): Update information for *-*-solaris*.
7919 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7921 * explow.c (plus_constant_wide): Reinitialize Y for restart.
7923 2001-07-03 Stan Shebs <shebs@apple.com>
7925 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
7926 case for flag_no_mach_text_sections.
7927 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
7928 * config/darwin.c (flag_no_mach_text_sections): Remove.
7929 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
7931 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7933 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
7934 and avoid checking for constant as first operand.
7935 * recog.c (find_constant_term_loc): No longer static.
7936 (adj_offettable_operand): Delete.
7937 * rtl.h (adj_offsettable_operand): Delete declaration.
7938 (find_constant_term): Add declaration.
7939 * caller-save.c: Replace calls to adj_offsettable_operand with calls
7941 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
7942 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
7943 * config/i386/i386.c, config/i386/i386.md: Likewise.
7944 * config/i860/i860.c, config/i960/i960.c: Likewise.
7945 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
7946 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
7947 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
7948 * config/mips/mips.c, config/mips/mips.md: Likewise.
7949 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
7950 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
7951 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
7952 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
7953 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
7954 * config/ns32k/ns32k.md: Likewise.
7956 2001-07-03 Zack Weinberg <zackw@stanford.edu>
7958 * rtl.c (copy_rtx): Handle 'T' format letter.
7959 * gensupport.c (collect_insn_data): Likewise.
7960 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
7962 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
7964 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
7965 -B option. Use 'dir' not 'foo' as example directory name.
7967 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7969 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7970 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
7972 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
7974 * doc/cppinternals.texi: Improve formatting and logical markup.
7976 2001-07-03 Andreas Jaeger <aj@suse.de>
7978 * Makefile.in (insn-recog.o): Add dependency on reload.h.
7980 * genrecog.c (write_header): Include reload.h for prototypes in
7983 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
7986 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
7987 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
7988 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
7989 i386_pe_valid_type_attribute_p): Add.
7990 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
7991 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
7993 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7995 * explow.c (plus_constant_wide, case LO_SUM): New case.
7996 (plus_constant_for_output_wide): Delete.
7997 * rtl.h (plus_constant_for_output): Delete.
7998 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
7999 instead of plus_constant_for_output.
8000 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8001 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8002 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8003 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8004 * config/sparc/sparc.md: Likewise.
8005 Convert some change_address calls to adjust_address.
8007 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8009 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8010 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8011 documentation of -std and -Wwrite-strings.
8013 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8015 * cse.c (canon_hash): Don't register registers in very small
8016 register classes, as extending their lifetime might cause
8019 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8021 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8023 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8024 (try_redirect_by_replacing_jump): Update properly the count
8025 and frequency information.
8027 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8029 * toplev.c (dump_file_index): Move SSA dumps just after first
8031 (dump_file): Corresponding changes.
8032 (rest_of_compilation): Move SSA path to just after the first
8034 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8035 * doc/invoke.texi: Update dump file #s as they were completely
8036 out of date with reality.
8038 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8040 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8042 * expr.c (emit_move_insn_1): Deal with non-default
8045 * expr.c (emit_single_push_insn): Fix warning.
8047 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8049 * expr.c (emit_move_insn_1): Avoid modifying
8050 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8052 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8054 * emit-rtl.c (adjust_address): New function.
8055 * expr.h (adjust_address): Add declaration.
8056 * builtins.c: Replace some calls to change_address with calls to it
8058 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8059 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8060 * config/arm/arm.c, config/convex/convex.c: Likewise.
8061 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8062 * config/i386/i386.c, config/i386/i386.md: Likewise.
8063 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8064 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8065 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8066 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8067 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8069 2001-07-02 Jim Wilson <wilson@redhat.com>
8071 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8073 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8075 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8076 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8078 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8080 * cppinit.c (lang_defaults): New table.
8081 (set_lang): Just read from lang_defaults into the live options
8084 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8086 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8087 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8088 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8090 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8092 * doc/install.texi: Various spelling and markup fixes.
8093 (Installing GCC): Component specific installation instructions are
8096 Warn about removing old install dir in the presence of shared libs.
8097 (Configuration): Invoke with options target to match configure
8099 Consistently refer to gas, gld pathnames.
8100 Invert --enable-multilib documentation.
8101 Remove references to old compiler versions.
8103 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8105 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8107 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8109 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8111 (Specific, mips*-sgi-irix5): Note IDO download.
8112 Reworded MIPS C hints.
8113 Use GNU as instead of GAS.
8115 Removed SGI Freeware reference, IRIX 6 only.
8116 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8117 Note N64 library requirement/workaround.
8119 Complete list of structure passing bug victims.
8121 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8123 * doc/install.texi: Remove CVS Id.
8125 2001-07-02 Andreas Jaeger <aj@suse.de>
8127 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8128 (find_inherently_necessary): Remove unused variable.
8130 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8132 * c-common.h (TDI_inlined): New ast dump phase.
8133 (dump_flag_name): New function.
8134 * c-dump.c (dump_files): Add inlined phase.
8135 (dump_flag_name): Define.
8136 * doc/invoke.texi (-fdump-ast-inlined): Document.
8138 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8140 * stor-layout.c (layout_decl): Revert change to handling of alignment
8143 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8145 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8148 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8150 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8153 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8155 * tlink.c (recompile_files): Remove COMPILER_PATH and
8156 LIBRARY_PATH from the environment.
8158 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8160 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8161 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8163 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8165 * c-parse.in (OBJC_STRING): Kill.
8166 (objc_string): Decompose to [objc_string] '@' STRING.
8167 (reswords): Take the leading '@' off all the Objective C keywords.
8168 (objc_rid_sans_at): Kill.
8169 (init_reswords): Don't initialize it.
8170 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8171 (_yylex): Kill reconsider label. Look ahead one token after
8172 an '@'; if we get an identifier, check whether it's an
8173 Objective C @-keyword. If so, return the keyword. Otherwise,
8174 put back the token and return the '@' as a terminal.
8176 * cpplib.c (lex_macro_node): Remove unnecessary check for
8177 leading '@' on identifier. Clarify control flow and commentary.
8179 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8181 * cse.c (new_label_ref): Variable deleted.
8182 (insert): Remove set of new_label_ref.
8183 (check_for_label_ref): New function.
8184 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8186 See ChangeLog.5 for earlier changes.