1 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
3 * tree.c (append_random_chars): Generate the random
4 characters in a reproducable fashion.
6 2001-09-14 Richard Henderson <rth@redhat.com>
8 * config/i386/i386.c (internal_label_prefix): New.
9 (internal_label_prefix_len): New.
10 (override_options): Set them.
11 (local_symbolic_operand): New.
12 (legitimate_pic_address_disp_p): Use it.
13 (legitimize_pic_address): Likewise.
15 2001-09-14 Marc Espie <espie@openbsd.org>
17 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
20 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
22 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
23 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
25 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
27 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
28 invocation of SUBREG_REGNO_OFFSET.
30 * haifa-sched.c: Fix typo in FSF copyright statement.
31 * sched-deps.c: Fix typo in FSF copyright statement.
32 * sched-ebb.c: Fix typo in FSF copyright statement.
33 * sched-rgn.c: Fix typo in FSF copyright statement.
34 * sched-vis.c: Fix typo in FSF copyright statement.
36 * config.gcc: Move inclusion of arm elf specific header files
37 from the files themselves into the tm_file variable. Make
38 sure that elfos.h is included before target specific elf
40 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
42 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
43 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
44 ASM_OUTPUT_CASE_LABEL): Protect definition.
45 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
47 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
48 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
49 Remove duplicate definition.
50 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
51 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
52 (RDATA_SECTION_FUNCTION): Remove redundant definition.
53 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
54 Remove inclusion of arm/elf.h.
55 * config/arm/unknown-elf.h: as for conix-elf.h.
56 (STARTFILE_SPEC): Include crti.o and crtn.o.
57 * config/arm/linux-elf.h: as for conix-elf.h.
58 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
59 * config/arm/strongarm-elf.h: Remove inclusion of
61 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
62 * config/arm/unknown-elf-oabi.h: Remove inclusion of
63 unknown-elf.h and elf.h.
64 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
65 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
66 ASM_WEAKEN_LABEL): Remove redundant definition.
67 * config/arm/elf.h: Test for inclusion of elfos.h
68 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
69 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
70 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
71 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
73 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
74 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
75 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
76 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
77 Add rules to build crti.o and crtn.o
81 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
83 * c-parse.in (_yylex): Use _cpp_backup_tokens.
84 * cpphash.h (struct tokenrun): Add prev.
85 (struct lexer_state): Remove bol.
86 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
87 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
89 * cppinit.c (cpp_create_reader): Don't set bol.
90 (cpp_destroy): Don't free lookaheads.
91 * cpplex.c (lex_directive): Remove.
92 (next_tokenrun): Update.
93 (_cpp_lex_token): Clean up logic.
94 (lex_token): Update to return a pointer to lexed token, since it
95 can move to the start of the buffer. Simpify newline handling.
96 * cpplib.c (SEEN_EOL): Update.
97 (skip_rest_of_line): Remove lookahead stuff.
98 (end_directive): Line numbers are already incremented. Revert
99 to start of lexed token buffer if we can.
100 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
101 parse_answer): Use _cpp_backup_tokens.
102 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
103 instead. Don't check for EOL.
104 (do_include_common, do_line, do_pragma_system_header): Use
106 * cpplib.h (BOL, _cpp_backup_tokens): New.
107 * cppmacro.c (save_lookahead_token, take_lookahead_token,
108 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
109 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
110 (builtin_macro): Don't use cpp_get_line.
111 (cpp_get_line): Short term kludge.
112 (parse_arg): Handle directives in arguments here. Back up when
113 appropriate. Store EOF at end of argument list.
114 (funlike_invocation_p): Use _cpp_backup_tokens.
115 (push_arg_context): Account for EOF at end of list.
116 (cpp_get_token): Remove lookahead stuff. Update.
118 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
120 * c-parse.in (yyerror): Const-ification and/or static-ization.
121 * c-typeck.c (push_member_name): Likewise.
122 * collect2.c (main): Likewise.
123 * dbxout.c (dbxout_parms): Likewise.
124 * diagnostic.c (format_with_decl): Likewise.
125 * dwarf2out.c (output_ranges): Likewise.
126 * dwarfout.c (fundamental_type_code): Likewise.
127 * except.c (dw2_output_call_site_table): Likewise.
128 * gcc.c (do_spec_1): Likewise.
129 * genopinit.c (optabs): Likewise.
130 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
131 gen_declaration_1, handle_impent): Likewise.
132 * protoize.c (default_include, in_system_include_dir, abspath):
134 * sched-vis.c (visualize_stall_cycles): Likewise.
135 * sdbout.c (plain_type_1, sdbout_end_function,
136 sdbout_end_epilogue): Likewise.
137 * varasm.c (decode_reg_name): Likewise.
139 * 1750a.c (mod_regno_adjust): Likewise.
140 * alpha.c (alpha_write_one_linkage,
141 unicosmk_output_default_externs): Likewise.
142 * arm.c (arm_condition_codes): Likewise.
143 * arm.h (arm_condition_codes): Likewise.
144 * avr.c (output_movsisf, encode_section_info): Likewise.
145 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
147 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
148 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
149 * m88k.c (output_function_profiler): Likewise.
150 * mips.c (mips_output_conditional_branch): Likewise.
151 * ns32k.c (ns32k_out_reg_names): Likewise.
152 * ns32k.h (ns32k_out_reg_names): Likewise.
153 * pj.c (pj_output_rval): Likewise.
154 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
155 * sparc.c (sparc_flat_function_prologue,
156 sparc_flat_function_epilogue): Likewise.
158 2001-09-13 Markus Werle <numerical.simulation@web.de>
159 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
161 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
162 Aachen University of Technology".
164 2001-09-13 Andreas Schwab <schwab@suse.de>
166 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
169 2001-09-13 Richard Henderson <rth@redhat.com>
171 * config/alpha/alpha.c (small_symbolic_operand): New.
172 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
173 (some_operand, input_operand): Don't handle HIGH.
174 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
175 (alpha_expand_mov): Likewise.
176 (print_operand) [H]: Just print HIGH symbol.
177 (print_operand_address): Handle small data.
178 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
179 (TARGET_SWITCHES): Add -msmall-data/large-data.
180 (PIC_OFFSET_TABLE_REGNUM): New.
181 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
182 (PREDICATE_COES): Update.
183 * config/alpha/alpha.md (adddi_er_high): New.
184 (adddi_er_low): Handle small data.
185 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
186 prefer .sdata to .rodata.
187 (SELECT_RTX_SECTION): Likewise.
189 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
191 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
192 defining __size_t and leaving size_t undefined.
194 2001-09-12 Diego Novillo <dnovillo@redhat.com>
196 * basic-block.h (expunge_block): Declare.
197 * cfg.c (expunge_block): Remove static declaration.
199 2001-09-12 Richard Henderson <rth@redhat.com>
201 * integrate.c (copy_insn_list): Copy label name from
202 NOTE_INSN_DELETED_LABEL.
204 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
206 * c-common.c (c_tree_code_name): Const-ification.
207 * c-decl.c (c_decode_option): Likewise.
208 * c-typeck.c (warn_for_assignment): Likewise.
209 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
211 * cppinit.c (output_deps): Likewise.
212 * dependence.c (dependence_string, direction_string): Likewise.
213 * dwarf2out.c (output_ranges): Likewise.
214 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
215 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
216 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
217 standard_startfile_prefix, standard_startfile_prefix_1,
218 standard_startfile_prefix_2, tooldir_base_prefix,
219 standard_bindir_prefix, find_a_file): Likewise.
220 * genattrtab.c (make_length_attrs): Likewise.
221 * gencheck.c (tree_codes): Likewise.
222 * genemit.c (gen_split): Likewise.
223 * genrecog.c (special_mode_pred_table): Likewise.
224 * graph.c (graph_ext): Likewise.
225 * protoize (default_include): Likewise.
226 * reload.c (reload_when_needed_name): Likewise.
227 * sched-vis.c (visualize_stall_cycles): Likewise.
228 * tlink.c (recompile_files): Likewise.
229 * toplev.c (decode_g_option): Likewise.
230 * tradcpp.c (output_deps): Likewise.
231 * varasm.c (decode_reg_name): Likewise.
233 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
236 * avr.c (avr_regnames, encode_section_info): Likewise.
237 * c4x.c (float_reg_names): Likewise.
238 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
239 * elfos.h (const_section): Likewise.
240 * i386.c (ix86_comp_type_attributes): Likewise.
241 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
242 * ia64/aix.h (UNIQUE_SECTION): Likewise.
243 * ia64.c (type_names): Likewise.
244 * m68hc11.c (reg_class_names): Likewise.
245 * m88k.c (m_options): Likewise.
246 * mips.c (mips_output_conditional_branch, mips_unique_section):
248 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
249 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
250 ultra_code_names): Likewise.
251 * sparc.h (OVERRIDE_OPTIONS): Likewise.
253 2001-09-12 Jakub Jelinek <jakub@redhat.com>
255 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
256 Use --fatal-warnings option for gas.
257 * configure: Rebuilt.
259 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
261 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
263 2001-09-11 Jim Wilson <wilson@redhat.com>
265 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
267 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
269 * builtins.c (c_strlen): Treat an offset too large for a
270 HOST_WIDE_INT as out of range.
272 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
274 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
275 (EDGE_CRITICAL_P): New predicate.
276 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
278 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
279 (dump_edge_info): Remove "crit".
280 * cfganal.c (mark_critical_edges): Kill.
281 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
282 * cfgcleanup.c (cleanup_cfg): Likewise.
283 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
284 (find_spanning_tree): Likewise.
285 * reg-stack.c (convert_regs_1): Likewise.
286 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
288 * basic-block.h (create_basic_block_structure): New.
289 (create_basic_block): Update prototype.
290 (force_nonfallthru): New.
291 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
292 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
293 handle updating of block_for_insn, creating of empty BBs and BBs at
294 the end of INSN chain.
295 (create_basic_block): New function.
296 (split_block): Use create_basic_block.
297 (force_nonfallthru_and_redirect): Break out from ...; cleanup
298 (redirect_edge_and_branch_force): ... here.
299 (force_nonfallthru): New.
300 (split_edge): Rewrite to use force_nonfallthru and create_block.
301 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
302 (find_basic_blocks): Free basic_block_for_insn.
303 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
305 * cfg.c: Fix formating.
306 * cfgcleanup.c: Fix formating.
307 (merge_blocks, tail_recursion_label_p): Return bool.
308 (merge_blocks_move_predecessor_nojumps,
309 merge_blocks_move_successor_nojumps): Return void.
311 2001-09-11 Jakub Jelinek <jakub@redhat.com>
313 * configure.in: Check whether assembler supports section merging.
314 * config.in: Rebuilt.
315 * configure: Rebuilt.
316 * varasm.c (variable_section, output_constant_pool): Pass alignment
317 to SELECT_SECTION and SELECT_RTX_SECTION.
318 (mergeable_string_section): New.
319 (mergeable_constant_section): New.
320 (default_elf_asm_named_section): Output SECTION_MERGE and
321 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
322 * output.h (mergeable_string_section): New.
323 (mergeable_constant_section): New.
324 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
325 * toplev.c (flag_merge_constants): New.
326 (f_options): Add -fmerge-constants and -fmerge-all-constants
328 (toplev_main): Default to -fno-merge-constants if not optimizing.
329 * flags.h (flag_merge_constants): Add extern.
330 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
331 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
333 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
334 Define if assembler has working .subsection -1 support.
335 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
336 Put constant into special SHF_MERGE sections if the linker should
337 attempt to merge duplicates.
338 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
340 Put constant into special SHF_MERGE sections if the linker should
341 attempt to merge duplicates.
342 * config/alpha/elf.h: Likewise.
343 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
344 has working .subsection -1 support.
345 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
347 * config/svr3.h: Likewise.
348 * config/darwin.h: Likewise.
349 * config/arm/aof.h: Likewise.
350 * config/arm/linux-elf.h: Likewise.
351 * config/avr/avr.h: Likewise.
352 * config/c4x/c4x.h: Likewise.
353 * config/d30v/d30v.h: Likewise.
354 * config/i386/dgux.h: Likewise.
355 * config/i386/osfrose.h: Likewise.
356 * config/i386/sco5.h: Likewise.
357 * config/i386/svr3gas.h: Likewise.
358 * config/ia64/aix.h: Likewise.
359 * config/m32r/m32r.h: Likewise.
360 * config/m68k/m68k.h: Likewise.
361 * config/m88k/dgux.h: Likewise.
362 * config/m88k/m88k.h: Likewise.
363 * config/mcore/mcore-pe.h: Likewise.
364 * config/mips/mips.h: Likewise.
365 * config/pa/pa.h: Likewise.
366 * config/pa/pa-linux.h: Likewise.
367 * config/romp/romp.h: Likewise.
368 * config/rs6000/sysv4.h: Likewise.
369 * config/rs6000/xcoff.h: Likewise.
370 * config/s390/linux.h: Likewise.
371 * config/sparc/sparc.h: Likewise.
372 * config/sparc/sysv4.h: Likewise.
373 * config/stormy16/stormy16.h: Likewise.
374 * config/v850/v850.h: Likewise.
375 * config/vax/vms.h: Likewise.
376 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
377 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
378 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
379 default_elf_asm_named_section for SHF_MERGE sections.
381 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
383 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
386 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
388 * c-common.c (split_specs_attrs): Allow for empty attributes with
389 empty TREE_PURPOSE. Fixes PR c/4294.
391 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
393 * basic-block.h (cached_make_edge, make_single_succ): New.
394 (make_edge): Remove first parameter.
395 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
396 * cfg.c (cached_make_edge): Rename from make_edge; return newly
397 created edge; use obstack allocation.
398 (make_edge, make_single_succ_edge): New.
399 (first_removed_edge): New static variable.
400 (init_flow): Initialize first_removed_edge and n_edges.
401 (clear_edges): Use remove_edge.
402 (flow_delete_block): Likewise.
403 (remove_edge): Add removed edges to the removed edges list.
404 (split_block, redirect_edge_and_branch_force, split_edge):
406 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
407 (add_noreturn_fake_exit_edges): Likewise.
408 (connect_infinite_loops_to_exit): Liekwise.
409 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
410 Use cached_make_edge.
411 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
412 * profile.c (branch_prob): Update make_edge call.
413 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
415 2001-09-11 Richard Henderson <rth@redhat.com>
417 * config/alpha/alpha.c: Tidy formatting.
418 (local_symbolic_operand): Verify mode.
419 (alpha_sa_mask): Ignore unicos for eh_return.
420 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
421 * config/alpha/alpha.md (umk divsi patterns): Remove.
422 (extendsfdf2): Remove unicos check.
423 (tablejump): Merge vms and unicos code; always use direct set
426 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
428 * config.gcc (alpha*-*-unicosmk*): New target.
430 * config/alpha/alpha-protos.h (symbolic_operand,
431 unicosmk_add_call_info_word, unicosmk_add_extern,
432 unicosmk_defer_case_vector, unicosmk_unique_section,
433 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
434 unicosmk_asm_file_start, unicosmk_asm_file_end,
435 unicosmk_output_common): Declare.
437 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
438 direct_return, function_arg, alpha_va_start, alpha_va_arg,
439 alpha_does_function_need_gp, alpha_end_function): Support Cray
441 (alpha_init_machine_status, alpha_mark_machine_status,
442 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
443 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
444 unicosmk_asm_named_section, unicosmk_insert_attributes,
445 unicosmk_section_type_flags, symbolic_operand,
446 unicosmk_output_module_name, unicosmk_output_default_externs,
447 unicosmk_output_dex, unicosmk_output_externs,
448 unicosmk_output_addr_vec, unicosmk_ssib_name,
449 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
450 unicosmk_asm_file_end, unicosmk_output_common,
451 unicosmk_section_type_flags, unicosmk_unique_section,
452 unicosmk_add_call_info_word, unicosmk_text_section,
453 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
454 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
455 unicosmk_dex_count, unicosmk_special_name): New.
456 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
458 (get_aligned_mem, alpha_expand_unaligned_load,
459 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
460 alpha_expand_unaligned_store_words): Support big-endian mode.
461 (print_operand): Likewise. New format specifier 't'. Use
462 TARGET_AS_SLASH_BEFORE_SUFFIX.
463 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
464 (alpha_pv_save_size): Update with above change.
465 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
466 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
469 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
470 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
471 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
472 (EXTRA_CONSTRAINT): New constraint 'U'.
473 (PREDICATE_CODES): Add symbolic_operand.
475 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
476 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
477 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
478 (integer division and modulus patterns): Split in default and
480 (*divmodsi_internal, *divmoddi_internal): Disable for
482 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
483 little-endian and big-endian versions.
484 (ext, ins, msk): Likewise.
485 (extv, extzv, insv): Support big-endian mode.
486 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
487 (call_umk, call_value_umk, *call_umk, tablejump_umk,
488 *tablejump_umk_internal, *call_value_umk): New.
489 (*movdi_nofix): Add pattern for loading an address into a register on
491 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
492 (umk_mismatch_args, arg_home_umk): New.
493 (various insns): Don't use mov, fmov, nop, fnop and unop.
494 (realign): Support TARGET_ABI_UNICOSMK.
496 * config/alpha/unicosmk.h: New file.
497 * config/alpha/t-unicosmk: New file.
499 * fixinc/inclhack.def (unicosmk_restrict): New.
500 * fixinc/fixincl.x: Regenerate.
502 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
503 (wchar_t): Check for and define __WCHAR_T__.
505 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
507 * combine.c (simplify_shift_const): Treat shifts by the mode
510 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
512 * cpphash.h (struct tokenrun): New.
513 (struct cpp_context): New member bol.
514 (struct cpp_reader): New members.
515 (_cpp_init_tokenrun): New.
516 * cppinit.c (cpp_create_reader): Set up the token runs.
517 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
518 (lex_token): New internalised version of _cpp_lex_token. Don't
519 handle directives or the multiple include opimisation here any
520 more. Simply lex a token.
521 * cpplib.c (run_directive): Clear bol.
522 (_cpp_pop_buffer): Set bol.
523 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
526 2001-09-11 Michael Meissner <meissner@redhat.com>
528 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
529 give an error if the user uses -mfp32.
530 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
532 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
533 floating point register size.
534 (EXTRA_SPECS): Add CPP_FPR_SPEC.
536 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
537 HOST_WIDE_INT_PRINT_DEC to properly print the result of
539 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
540 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
542 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
544 * dbxout.c (dbxout_parms): Fix typo in comment.
545 * unroll.c (loop_find_equiv_value): Ditto.
546 * toplev.c (rest_of_compilation): Ditto.
547 * loop.c (scan_loop): Ditto.
548 * dwarf2out.c (struct dw_fde_struct): Ditto.
550 2001-09-10 Zack Weinberg <zackw@panix.com>
552 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
553 copying identifier when we're just going to throw it away.
554 (parse_identifier_slow): New routine to handle abnormal cases.
555 (_cpp_lex_token): Update call site.
557 * hashtable.c (ht_lookup): Don't assume that the string we've
558 been given is NUL-terminated.
559 * system.h: #define __builtin_expect(a, b) to (a) if not
562 2001-09-10 Michael Meissner <meissner@redhat.com>
564 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
567 2001-09-10 David Edelsohn <edelsohn@gnu.org>
569 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
571 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
573 * builtins.c (c_getstr): Correct thinko in last change and further
576 2001-09-10 Tim Freeman <tim@fungibole.com>
578 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
579 into varray's and register them as roots with the garbage
580 collector so they are not collected too soon.
582 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
584 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
586 * basic-block.h (flow_obstack, label_value_list,
587 tail_recursion_label_list): Declare
588 (tidy_fallthru_edges): Declare.
589 (expunge_block, last_loop_beg_note): Delete.
590 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
592 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
593 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
594 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
595 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
596 expunge_block, flow_delete_block, compute_bb_for_insn,
597 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
598 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
599 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
600 try_redirect_by_replacing_jump, last_loop_beg_note,
601 redirect_edge_and_branch, redirect_edge_and_branch_force,
602 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
603 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
604 commit_edge_insertions, dump_flow_info, debug_flow_info,
605 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
606 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
607 Move here from flow.c
608 * cfganal.c: New file.
609 (forwarder_block_p, can_fallthru, mark_critical_edges,
610 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
611 find_unreachable_blocks, create_edge_list, free_edge_list,
612 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
613 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
614 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
615 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
616 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
617 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
618 Move here from flow.c
619 * cfgbuild.c: New file
620 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
621 make_edges, find_basic_blocks_1, find_basic_blocks,
622 find_sub_basic_blocks): Move here from flow.c
623 * cfgcleanup.c: New file.
624 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
625 merge_blocks_move_predecessor_nojumps,
626 merge_blocks_move_successor_nojumps, merge_blocks,
627 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
628 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
629 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
631 * cfgloop.c: New file
632 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
633 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
634 flow_loop_exit_edges_find, flow_loop_nodes_find,
635 flow_loop_pre_header_scan, flow_loop_pre_header_find,
636 flow_loop_tree_node_add, flow_loops_tree_build,
637 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
638 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
639 Move here from flow.c
640 * flow.c: Remove everything moved elsewhere
641 * output.h (cleanup_cfg): Return bool.
643 * bb-reorder.c (reorder_block_def): Remove 'index'.
644 (insert_intra_1): Add argument BB, set block for new note.
645 (make_reorder_chain): Do not depdent on BB indexes.
646 (make_reorder_chain_1): Do not use BB indexes.
647 (label_for_bb): Likewise; set BB for new insn.
648 (emit_jump_to_block_after): Likewise.
649 (fixup_reoder_chain): Sanity check that all basic blocks
650 are chained; verify newly created insn chain; remove
651 undocnitional jump simplifying; Do not use BB indexes;
652 properly initialize count and frequency information;
653 dump reordered sequence.
654 (insert_intra_bb_scope_notes): update call of insert_intra_1.
655 (insert_inter_bb_scope_notes): Set block for new insn.
656 (reorder_basic_blocks): Dump flow info before reoredering.
658 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
660 * alias.c (clear_reg_alias_info): Use K&R format definition.
661 Avoid unsigned warning.
662 * builtins.c: Use "unsigned int", not "unsigned".
663 (target_char_cast): Use host_integerp and tree_low_cst.
664 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
665 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
666 (c_getstr): Likewise.
667 (std_expand_builtin_va_arg): Use int_size_in_bytes.
668 (builtin_memcpy_read_str): Avoid unsigned warning.
669 (expand_builtin_memcpy): Alignments are unsigned.
670 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
671 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
672 * predict.c (expensive_function_p): LIMIT now unsigned.
673 * resource.c (mark_target_live_regs): Make some vars unsigned.
674 * sdbout.c: Use "unsigned int", not "unsigned".
675 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
676 (sdbout_source_line): Likewise.
677 (sdbout_record_type_name): Remove "const" for NAME declaration.
678 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
680 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
682 * calls.c (store_one_arg): Expand comment.
684 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
686 * calls.c (store_one_arg): Make sure that the entire argument is
687 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
689 2001-09-09 Richard Henderson <rth@redhat.com>
691 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
693 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
695 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
697 2001-09-09 Richard Henderson <rth@redhat.com>
699 * config/alpha/alpha.c (alpha_next_sequence_number): New.
700 (alpha_this_literal_sequence_number): New.
701 (alpha_this_gpdisp_sequence_number): New.
702 (some_operand, input_operand): Add HIGH.
703 (local_symbolic_operand): New.
704 (alpha_encode_section_info): New.
705 (alpha_legitimate_address_p): Allow LO_SUM.
706 (alpha_legitimize_address): Generate HIGH+LO_SUM.
707 (alpha_expand_mov): Likewise.
708 (secondary_reload_class): Check memory_operand not general_operand
710 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
711 (alpha_expand_unaligned_store): Likewise.
712 (alpha_expand_unaligned_load_words): Likewise.
713 (alpha_expand_unaligned_store_words): Likewise.
714 (alpha_expand_block_clear): Likewise.
715 (print_operand): Handle %#, %*, %H.
716 (print_operand_address): Handle LO_SUM.
718 (alpha_does_function_need_gp): Use it.
719 (alpha_expand_block_move): Fix signed compare warnings.
720 (alpha_sa_mask, alpha_align_insns): Likewise.
721 * config/alpha/alpha-protos.h: Update.
722 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
723 (MASK_EXPLICIT_RELOCS): New.
724 (TARGET_SWITCHES): Add -mexplicit-relocs.
725 (EXTRA_CONSTRAINT): Add 'T'.
726 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
727 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
728 (ENCODE_SECTION_INFO): Out line.
729 (REDO_SECTION_INFO_P): New.
730 (STRIP_NAME_ENCODING): New.
731 (ASM_OUTPUT_LABELREF): New.
732 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
733 (PREDICATE_CODES): Update.
734 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
735 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
736 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
737 builtin_setjmp_receiver_er, exception_receiver_1_er,
738 call_value_osf_1_er): New patterns.
739 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
740 (movqi, movhi, movsi): Add explicit $31 base register to lda.
741 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
742 (FINAL_PRESCAN_INSN): New.
744 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
746 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
748 2001-09-08 Andreas Jaeger <aj@suse.de>
750 * i386.h (TARGET_SWITCHES): Fix description.
752 2001-09-07 David Edelsohn <edelsohn@gnu.org>
754 * rs6000.c (num_insns_constant): Compute number of instructions
757 * doc/install.texi: Explain AIX exception handling work-around.
758 Update URL for AIX fixes.
760 2001-09-07 Jim Wilson <wilson@redhat.com>
762 * alias.c (clear_reg_alias_info): New.
763 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
764 * rtl.h (clear_reg_alias_info): Declare.
766 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
768 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
770 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
771 (m16m,edivm,emulm): Change declaration to match definition.
773 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
775 * reload.c (push_reload): Check for subreg_lowpart_p instead of
776 SUBREG_BYTE being 0 when determining if the inner part of a subreg
779 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
781 * c-common.c (signed_or_unsigned_type): Handle machine mode types
782 which have no corresponding C type.
783 * fold_const.c (target_isinf,target_isnan,target_negative): Update
784 the representation of 64-bit doubles to work with 64-bit ints.
786 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
788 * config/mips/mips.c (override_options): Do not override ISA when ABI
789 specified if MIPS_CPU_STRING_DEFAULT was specified.
791 2001-09-07 Richard Henderson <rth@redhat.com>
793 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
794 (express_from_1): Wrap lines.
795 * rtlanal.c (commutative_operand_precedence): Rename from
796 operand_preference; export.
798 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
799 (simplify_binary_operation): Invoke simplify_plus_minus on
800 (CONST (PLUS ...)) as well.
801 (struct simplify_plus_minus_op_data): New.
802 (simplify_plus_minus_op_data_cmp): New.
803 (simplify_plus_minus): Use them. Avoid infinite recursion with
804 simplify_binary_operation wrt CONST.
806 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
808 * h8300-protos.h (general_operand_dst_push): Remove.
809 * h8300.c (general_operand_dst_push): Likewise.
810 * h8300.h (OK_FOR_T): Likewise.
811 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
812 * h8300.md (pushqi_h8300): New.
813 (pushqi_h8300hs): Likewise.
815 (pushhi_h8300): Likewise.
816 (pushhi_h8300hs): Likewise.
819 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
821 * genattrtab.c (attr_printf): First arg is unsigned.
822 Clean up formatting of callers.
824 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
826 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
829 2001-09-07 Andreas Jaeger <aj@suse.de>
831 * i386.h (TARGET_SWITCHES): Fix descriptions.
833 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
835 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
837 2001-09-06 Ira Ruben <ira@apple.com>
839 Remove OP_IDENTIFIER.
840 * tree.def (OP_IDENTIFIER): Remove.
841 * tree.c (tree_node_kind enum): Remove op_id_kind.
842 (tree_node_kind_names): Remove "op_identifiers".
843 (make_node): Remove OP_IDENTIFIER test.
844 (build_op_identifier): Removed because it isn't being used.
845 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
846 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
848 2001-09-06 Richard Henderson <rth@redhat.com>
850 * simplify-rtx.c (simplify_binary_operation): Revert last change.
852 2001-09-06 Richard Henderson <rth@redhat.com>
854 * simplify-rtx.c (simplify_binary_operation): Simplify contents
857 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
859 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
860 number used for CR register.
862 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
863 Joern Rennecke (amylaar@cygnus.com)
865 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
866 * h8300.c (initial_offset): Handle offset between RP and FP.
867 (h8300_return_addr_rtx): New function.
868 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
870 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
871 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
872 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
873 (CAN_ELIMINATE, REGISTER_NAMES):
874 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
876 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
878 Remove TYPE_NONCOPIED_PARTS.
879 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
880 (struct tree_type): Remove noncopied_parts.
881 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
882 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
883 (fixed_type_p): Remove.
884 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
885 (expand_expr, MODIFY_EXPR): Likewise.
886 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
887 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
889 2001-09-06 Alan Modra <amodra@bigpond.net.au>
891 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
893 (mask64_operand): Likewise.
894 (includes_rldic_lshift_p): Likewise.
895 (includes_rldicr_lshift_p): Likewise.
897 2001-09-05 Ziemowit Laski <zlaski@apple.com>
899 * objc/objc-act.c (build_message_expr): If a class method cannot
900 be found, do not issue a warning if a corresponding instance
901 method exists in the root class.
903 2001-09-05 Richard Henderson <rth@redhat.com>
905 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
907 2001-09-05 Zack Weinberg <zack@codesourcery.com>
909 * function.c (ggc_mark_struct_function): Mark f->outer.
910 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
911 * integrate.c (output_inline_function): ... not here.
913 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
915 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
917 * i386.c (size_cost): New static variable.
918 (override_function): Use size_cost when -Os is specified.
920 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
921 properly; Use current_function_calls_eh_return.
922 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
923 use leave to avoid depdendancy chain.
925 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
926 get BB loop_depth instead of computing it from LOOP notes.
928 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
930 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
932 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
933 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
934 UNALIGNED_DOUBLE_INT_ASM_OP): Define
936 2001-09-05 Jeffrey A Law (law@cygnus.com)
937 Jason Merrill (jason@redhat.com)
939 * stor-layout.c (layout_type): Complain if an array's size can
940 not be represented in a size_t.
942 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
944 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
946 * gcc.c: (process_command) Add parentheses around assignment
949 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
951 * config/mips/mips.c (save_restore_insns): Don't mark any register
952 save slots as unchanging if current_function_calls_eh_return.
954 2001-09-05 Richard Henderson <rth@redhat.com>
956 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
957 * config/alpha/alpha-protos.h: Declare it.
958 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
959 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
960 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
961 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
962 (REG_OK_FOR_BASE_P): Select one of the above.
964 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
966 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
967 (crti.o): Prefix name of object file with $(T).
970 2001-09-05 David S. Miller <davem@redhat.com>
972 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
973 * config/sparc/linux64.h: Likewise.
975 2001-09-05 Andreas Jaeger <aj@suse.de>
977 * doc/invoke.texi (i386 Options): -mwide-multiply is not
978 available anymore, remove the documentation.
979 (i386 Options): Fix typo, cleanup index entries.
981 * prefix.c (concat): Remove, we can use the version from liberty.
983 2001-09-05 Richard Henderson <rth@redhat.com>
985 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
986 New functions split out of md file expanders.
987 * config/alpha/alpha-protos.h: Declare them.
988 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
990 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
992 * cppmacro.c (funlike_invocation_p): No need to restore context.
994 2001-09-04 Richard Henderson <rth@redhat.com>
996 * reload.c (push_reload): Export.
997 * reload.h (push_reload): Declare it.
999 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1000 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1001 * config/alpha/alpha.c (alpha_legitimize_address): New.
1002 (alpha_legitimize_reload_address): Likewise.
1003 * config/alpha/alpha-protos.h: Declare them.
1005 2001-09-04 Stan Shebs <shebs@apple.com>
1007 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1008 * config/darwin.c (machopic_stub_name): Account for internally
1009 generated lib calls such as memcpy.
1011 2001-09-04 Richard Henderson <rth@redhat.com>
1013 * unwind.h (_UA_END_OF_STACK): New flag.
1014 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1016 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1018 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1020 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1022 * config/mips/mips.c (save_restore_insns): Change base_offset to
1023 fp_offset in second call to mips_emit_frame_related_store.
1025 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1027 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1028 sometimes be represented as a NOTE of type
1029 NOTE_INSN_DELETED_LABEL.
1030 (Insns): Document NOTE_INSN_DELETED_LABEL.
1032 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1034 * c-common.h (tree_dump_index): Add more comments.
1035 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1036 (dump_option_value_info): New struct.
1037 (dump_options): New array.
1038 (dump_switch_p): Parse switch options symbolically.
1039 * doc/invoke.texi (-fdump-ast): Rename to ...
1040 (-fdump-tree): ... here. Document that options are symbolic, and
1041 not all are applicable.
1043 2001-09-04 David S. Miller <davem@redhat.com>
1045 * config/sparc/sparc.md (define_splits): Kill constraints.
1047 Cleanup redundant and unused insn attributes.
1048 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1049 binary, and move. Mark ialu as default.
1050 (commented out define_function_unit "alu"): Kill.
1051 (define_attr "use_clobbered"): Kill.
1052 (whole file): Kill address insn type references. Replace
1053 all unary/binary/move references with ialu.
1054 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1055 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1058 Simplify length insn attribute and make more judicious use
1059 of insn attribute defaulting.
1060 * config/sparc/sparc.md (all insns with length > one): Mark as
1061 insn type multi if real instructions, else use default if
1062 it is a forced splitter.
1063 (all insns with length == one): Use default insn length.
1064 (all insns of type ialu): Use default insn type.
1066 Fix erroneous insn attribute settings.
1067 (addx): Set insn type to misc.
1068 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1069 const_umulsidi3_sp64): Set insn type to imul.
1071 Track SFmode vs DFmode insns according to UltraSPARC
1073 * config/sparc/sparc.md ("fptype"): New attribute, default
1075 (all DFmode single insns): Mark as fptype "double".
1077 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1079 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1081 2001-09-03 Richard Henderson <rth@redhat.com>
1083 * function.h (struct function): Add arg_pointer_save_area_init.
1084 * function.c (expand_function_end): Init arg_pointer_save_area.
1085 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1086 when called from a nested function.
1088 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1090 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1093 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1095 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1097 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1099 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1100 (emit_push_insn): Use specified padding direction when
1101 STACK_PUSH_CODE is POST_INC.
1103 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1105 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1107 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1109 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1111 * cppinit.c (cpp_start_read): Free the imacros list as we
1112 traverse it. Don't free the chains before returning.
1113 (_cpp_push_next_buffer): Only try pushing buffers if we've
1114 completed -imacros handling.
1116 2001-08-31 Eric Christopher <echristo@redhat.com>
1118 * gcc.c (handle_braces): Add explaination for abort.
1120 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1122 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1123 move adjustment of bitpos instead.
1125 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1127 * function.c: Remove all_functions. Make outer_function_chain
1129 (init_function_start): Don't add new function structure to
1131 (find_function_data, push_function_context_to,
1132 pop_function_context_from, put_var_into_stack,
1133 trampoline_address): Update for changed structure element names.
1134 (push_function_context_to): Disentangle.
1135 (free_after_compilation): Also free F.
1136 (expand_dummy_function_end): Don't free cfun here.
1137 (put_var_into_stack): Comment why we can't use find_function_data here.
1138 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1139 (mark_function_chain): Split into maybe_mark_struct_function and
1140 ggc_mark_struct_function. Export the latter.
1141 (init_function_once): Mark from cfun and outer_function_chain;
1144 * function.h (struct function): Kill next_global. Rename next
1145 to outer. All users updated to match.
1146 (all_functions, outer_function_chain): Don't declare.
1148 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1149 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1150 don't touch f->inlinable, after calling rest_of_compilation.
1152 * tree.h: Forward-declare struct function. Prototype
1153 ggc_mark_struct_function.
1155 2001-08-31 Kazu Hirata <kazu@hxi.com>
1157 * config/h8300/h8300.md (*andorhi3): Fix typos.
1159 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1161 * calls.c (emit_library_call_value): Don't use a fixed
1162 argument after VA_CLOSE, i.e. out of scope in traditional C.
1164 * emit-rtl.c (gen_rtvec): Likewise.
1166 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1168 * Makefile.in (c-pragma.o): Depend on output.h.
1169 (reorg.o): Depend on except.h.
1171 * c-pragma.c: Include output.h.
1173 * reorg.c: Include except.h.
1175 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1177 2001-08-31 Richard Henderson <rth@redhat.com>
1179 * sched-deps.c (add_dependence): Don't elide dependancy if the
1180 conditional used by insn is modified in elem.
1182 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1184 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1186 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1188 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1191 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1193 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1195 (stormy16_asm_out_constructor): New function.
1196 (TARGET_ASM_CONSTRUCTOR): Define.
1197 (TARGET_ASM_DESTRUCTOR): Define.
1199 2001-08-31 Andreas Jaeger <aj@suse.de>
1201 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1202 * loop.c (add_label_notes): Likewise.
1203 * reload.c (find_reloads): Likewise.
1204 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1206 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1208 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1209 code here. Take _Unwind_{W,Sw}ord*.
1210 (read_encoded_value_with_base): Use them.
1211 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1213 (extract_cie_info): Simplify read_?leb128 handling.
1214 (execute_stack_op, execute_cfa_program): Likewise.
1215 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1217 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1219 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1220 the frame pointer to pop the stack if convenient.
1222 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1223 Don't use post-increment before combine.
1224 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1225 a call-saved register.
1227 2001-08-31 Andreas Jaeger <aj@suse.de>
1229 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1232 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1234 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1235 not DIV/MOD, of course.
1237 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1239 * rtl.def: Undo my patch commited 2001-08-27.
1241 * genattrtab.c: Ditto.
1245 * sched-int.h: Ditto.
1247 * target-def.h: Ditto.
1251 * haifa-sched.c: Ditto.
1253 * sched-rgn.c: Ditto.
1255 * sched-vis.c: Ditto.
1257 * Makefile.in: Ditto.
1259 * doc/md.texi: Ditto.
1261 * doc/tm.texi: Ditto.
1263 * doc/contrib.texi: Ditto.
1265 * doc/gcc.texi: Ditto.
1267 * genattrtab.h: Remove it.
1269 * genautomata.c: Remove it.
1271 * genattr.c: Undo my patch and Richard Henderson's patch commited
1274 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1276 * config.gcc (h8300-*-elf*): New case.
1277 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1278 (SUBTARGET_CPP_SPEC): Define.
1279 (EXTRA_SPECS): Define.
1280 (SUBTARGET_EXTRA_SPECS): Define.
1281 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1282 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1284 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1286 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1287 (LIB2FUNCS_EXTRA): Define.
1288 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1289 config/h8300/fixunssfsi.c: New file.
1291 2001-08-30 Kazu Hirata <kazu@hxi.com>
1293 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1294 define_expand to accomodate target-specific attributes.
1295 (anonymous zero_extendqihi2 patterns): New.
1297 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1299 * h8300.md (*andorhi3): New pattern.
1301 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1303 * h8300.c (dosize): Fix test for "sub".
1305 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1307 * c-typeck.c (pointer_diff): Try to eliminate common term before
1310 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1312 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1313 Account for the saves of the FP registers.
1315 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1316 (TEXT_SECTION_ASM_OP): Define.
1317 (INIT_SECTION_ASM_OP): Define.
1318 (FINI_SECTION_ASM_OP): Define.
1319 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1320 (RDATA_SECTION_FUNCITON): Provide prototype.
1322 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1324 * reload1.c (move2add_note_store): Correct typo checking for
1327 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1329 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1330 note should not be considered outside the libcall block.
1332 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1334 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1336 2001-08-29 Kazu Hirata <kazu@hxi.com>
1338 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1340 2001-08-29 Kazu Hirata <kazu@hxi.com>
1342 * config/h8300/h8300-protos.h: Add a prototype for
1344 * config/h8300/h8300.c (emit_logical_op): New.
1345 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1352 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1354 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1355 comparison with rtx INTVAL.
1356 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1358 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1360 2001-08-29 Kazu Hirata <kazu@hxi.com>
1362 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1365 2001-08-29 Kazu Hirata <kazu@hxi.com>
1367 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1368 (reg n) to (mem (pre_dec (reg n))
1369 (anonymous movsi pattern): Likewise.
1371 2001-08-29 Kazu Hirata <kazu@hxi.com>
1373 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1375 2001-08-29 Kazu Hirata <kazu@hxi.com>
1377 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1378 several special constants.
1380 2001-08-29 Kazu Hirata <kazu@hxi.com>
1382 * config/h8300/lib1funcs.asm: Fix comment typos.
1384 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1386 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1387 Fix format specifier warnings.
1389 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1390 inet_makeaddr, semctl): Prototype.
1392 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1393 (save_restore_insns): Use base_offset, not gp_offset.
1395 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1396 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1398 2001-08-29 Richard Henderson <rth@redhat.com>
1400 * bb-reorder.c (function_tail_eff_head): New.
1401 (record_effective_endpoints): Set it.
1402 (fixup_reorder_chain): Use it.
1404 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1406 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1408 2001-08-28 Dale Johannesen <dalej@apple.com>
1410 * config/darwin.c (machopic_function_base_name): Add const
1411 qualifier to a string.
1412 (darwin_encode_section_info): Ditto.
1414 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1416 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1417 function definition.
1419 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1421 * df.h (struct df): Add rts_order variable.
1423 * df.c (df_visit_next_rts): New function.
1424 (df_visit_next): Renamed to df_visit_next_rc
1425 (df_analyse_1): Allocate/compute/free rts_order as well.
1426 (df_rd_global_compute): Use df_visit_next_rc instead of
1428 (df_ru_global_compute): Use df_visit_next_rts instead of
1431 * flow.c (flow_reverse_top_sort_order_compute): New function.
1433 * basic-block.h: Add prototype.
1435 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1437 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1438 blocks, the BB_REACHABLE is now set, rather than aux being
1439 non-NULL. Update the test to reflect this.
1441 2001-08-28 Eric Christopher <echristo@redhat.com>
1443 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1444 config/mips/crti.asm: Ditto.
1446 2001-08-28 Eric Christopher <echristo@redhat.com>
1447 Richard Henderson <rth@redhat.com>
1449 * c-pragma.h (add_weak): Move prototype from here...
1450 * output.h (add_weak): ... to here.
1451 * varasm.c (add_weak): Fix typo.
1452 * config/mips/crti.asm: New file.
1453 * config/mips/crtn.asm: Ditto.
1454 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1455 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1456 (INVOKE__main): Ditto.
1457 (INIT_SECTION_ASM_OP): New.
1458 (FINI_SECTION_ASM_OP): Ditto.
1459 (STARTFILE_SPEC): Add crti.
1460 (ENDFILE_SPEC): Add crtn.
1461 * config/mips/elf64.h: Same.
1462 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1464 * config/mips/vxworks.h: Ditto.
1465 * config/mips/t-elf: Support crti and crtn.
1467 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1469 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1472 2001-08-28 Richard Henderson <rth@redhat.com>
1474 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1475 (one_cmplbi2 splitter): Remove redundant test.
1477 2001-08-28 Dale Johannesen <dalej@apple.com>
1479 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1481 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1483 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1485 2001-08-28 Stan Shebs <shebs@apple.com>
1487 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1488 (UNALIGNED_SHORT_ASM_OP): Define.
1489 (UNALIGNED_INT_ASM_OP): Define.
1491 2001-08-28 Will Cohen <wcohen@redhat.com>
1493 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1494 generation for first set.
1496 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1498 * flow.c (redirect_edge_succ_nodup): Return new edge.
1499 (try_simplify_condjump): Use new edge.
1500 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1502 * cse.c (cse_basic_block): Skip note instructions.
1504 2001-08-27 Richard Henderson <rth@redhat.com>
1506 * combine.c (combine_simplify_rtx): Don't reverse condition
1507 if there is no reverse for the condition.
1508 (simplify_comparison): Don't simplify subregs from INT to FP.
1510 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1511 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1512 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1513 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1514 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1515 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1517 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1519 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1520 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1522 (adddi_dilshr32, adddi_dishl32): Only data register can be
1523 source for mem destination.
1525 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1526 and use bitnum to decide about register move.
1528 2001-08-27 Richard Henderson <rth@redhat.com>
1530 * genattr.c (main): Emit state_t even when not doing scheduling.
1532 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1533 Richard Henderson <rth@redhat.com>
1535 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1536 (reg_avail_info, current_bb): ... these.
1537 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1538 (compute_hash_table): Likewise.
1540 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1542 * flow.c (verify_flow_info): Use checksums to verify edges.
1544 2001-08-27 Richard Henderson <rth@redhat.com>
1546 * genautomata.c (expand_automata): Always create a description.
1548 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1550 * optabs.c (expand_binop): Correctly handle the carry in multiword
1551 add/subtract operations.
1553 2001-08-27 Fred Fish <fnf@be.com>
1555 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1558 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1560 * reload.c (find_reloads_toplev): Back out this change:
1562 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1564 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1565 mem if the address is a mode_dependent_address_p.
1567 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1569 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1570 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1571 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1574 * genattr.c (main): New variable num_insn_reservations. Increase
1575 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1576 pipeline hazard recognizer interface.
1578 * genattrtab.h: New file.
1580 * genattrtab.c: Include genattrtab.h.
1581 (attr_printf, check_attr_test, make_internal_attr,
1582 make_numeric_value): Move protypes into genattrtab.h. Define them
1584 (num_dfa_decls): New global variable.
1585 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1586 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1587 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1588 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1590 * genautomata.c: New file.
1592 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1594 * sched-int.h: (curr_state): Add the external definition for
1595 automaton pipeline interface.
1596 (haifa_insn_data): Add comments for members blockage and units.
1598 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1599 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1600 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1601 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1602 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1603 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1604 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1606 (TARGET_SCHED): Use the new macros.
1608 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1609 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1610 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1611 dfa_bubble): New members in gcc_target.sched.
1613 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1614 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1615 (insn_queue): Redefine it as pointer to array.
1616 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1618 (max_insn_queue_index_macro_value): New variable.
1619 (curr_state, dfa_state_size, ready_try): New varaibles for
1620 automaton interface.
1621 (ready_element, ready_remove, max_issue): New function prototypes
1622 for automaton interface.
1623 (choose_ready): New function prototype.
1624 (insn_unit, blockage_range): Add comments.
1625 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1626 FUNCTION_UNITS_SIZE == 0.
1627 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1628 actual_hazard, potential_hazard): Add comments.
1629 (insn_cost): Use cost -1 as undefined value. Remove
1630 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1632 (ready_element, ready_remove): New functions for automaton
1634 (schedule_insn): Add new code for automaton pipeline interface.
1635 (queue_to_ready): Add new code for automaton pipeline interface.
1636 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1637 (debug_ready_list): Print newline when the queue is empty.
1638 (max_issue): New function for automaton pipeline interface.
1639 (choose_ready): New function.
1640 (schedule_block): Add new code for automaton pipeline interface.
1641 Print ready list before scheduling each insn.
1642 (sched_init): Add new code for automaton pipeline interface.
1643 Initiate insn cost by -1.
1644 (sched_finish): Free the current automaton state and finalize
1645 automaton pipeline interface.
1647 * sched-rgn.c: Include target.h.
1648 (init_ready_list, new_ready, debug_dependencies): Add new code for
1649 automaton pipeline interface.
1651 * sched-vis.c: Include target.h.
1652 (get_visual_tbl_length): Add code for automaton interface.
1653 (target_units, print_block_visualization): Add comments.
1655 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1656 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1657 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1658 (getruntime.o, genautomata.o): New entries.
1659 (genattrtab.o): Add new dependency file genattrtab.h.
1660 (genattrtab): Add new dependencies. Link it with `libm.a'.
1661 (getruntime.o, hashtab.o): New entries for canadian cross.
1663 * doc/md.texi: Description of automaton based model.
1665 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1667 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1668 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1669 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1670 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1671 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1672 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1673 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1675 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1676 MAX_DFA_ISSUE_RATE): New macro descriptions.
1678 * doc/contrib.texi: Add dfa based scheduler contribution.
1680 * doc/gcc.texi: Add more information about genattrtab.
1682 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1684 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1687 2001-08-27 Richard Henderson <rth@redhat.com>
1689 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1690 (get_arg_pointer_save_area): New. Create an init it here.
1691 (fix_lexical_addr): Use it.
1692 * function.h: Declare it.
1693 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1694 * stmt.c (expand_nl_goto_receiver): Use it.
1696 2001-08-27 Richard Henderson <rth@redhat.com>
1698 * final.c (final_scan_insn): Don't enter APP_ON mode for
1701 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1702 alignment for assemble_integer for DW_EH_PE_aligned.
1703 * except.c (output_function_exception_table): Likewise.
1705 2001-08-26 Andreas Jaeger <aj@suse.de>
1707 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1709 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1711 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1713 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1715 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1717 (mask64_operand): Likewise.
1718 (rldic_operand): Delete.
1719 (includes_lshift64_p): Delete.
1720 (includes_rldic_lshift_p): New function.
1721 (includes_rldicr_lshift_p): New function.
1722 (print_operand): Don't call rldic_operand in case 'W'.
1723 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
1724 (includes_lshift64_p): Remove.
1725 (includes_rldic_lshift_p): Declare.
1726 (includes_rldicr_lshift_p): Declare.
1727 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
1728 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
1729 Replace match_operand rldic_operand predicate with
1730 const_int_operand. Replace includes_lshift64_p condition with
1731 includes_rldic_lshift_p.
1732 <ashldi3_internal 64 bit rldicr patterns>: New.
1734 2001-08-27 Andreas Jaeger <aj@suse.de>
1736 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1737 * errors.c: Likewise.
1738 * final.c: Likewise.
1739 * dwarf2asm.c: Likewise.
1740 * doprint.c (checkit): Likewise.
1741 * diagnostic.c: Likewise.
1742 * collect2.c: Likewise.
1743 * calls.c: Likewise.
1744 * c-semantics.c (build_stmt): Likewise.
1745 * c-format.c (status_warning): Likewise.
1746 * c-errors.c (pedwarn_c99): Likewise.
1747 * builtins.c (validate_arglist): Likewise.
1748 * config/pj/pj.c (pj_printf): Likewise.
1749 * fix-header.c: Likewise.
1751 * gcov.c (fnotice): Likewise.
1752 * gensupport.c (message_with_line): Likewise.
1753 * mips-tfile.c: Likewise.
1754 * protoize.c (notice): Likewise.
1755 * read-rtl.c (fatal_with_file_and_line): Likewise.
1756 * rtl-error.c: Likewise.
1757 * tradcpp.c: Likewise.
1759 * cp/tree.c (build_min_nt): Likewise.
1760 (build_min): Likewise.
1761 * cp/lex.c: Likewise.
1762 * cp/errfn.c: Likewise.
1763 * cp/rtti.c (create_pseudo_type_info): Likewise.
1765 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
1767 * df.c (df_uses_record): Return after recording all uses
1770 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
1772 * df.c (df_insn_modify): Realloc the INSN table here, if
1773 necessary, here, too.
1775 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
1777 * config/mips/mips.c (mips_function_value): Handle complex return
1780 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
1782 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
1784 * reload.c (make_memloc): Copy result if it is still
1785 reg_equiv_memory_loc[regno] on return.
1786 (subst_reloads) [ENABLE_CHECKING]: Check that none of
1787 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
1788 reg_equiv_mem are modified by the substitutions.
1790 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1792 * predict.c (expensive_function_p): New.
1793 * rtl.h (expensive_function_p): Declare.
1794 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
1795 (use_fast_prologue_epilogue): New static variable.
1796 (expand_prologue): Set it; emit short prologues if unset.
1797 (expand_epilogue): Likewise.
1799 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1801 * config.gcc: Add stormy16-*-elf case.
1802 * config/stormy16/stormy-abi: New file.
1803 * config/stormy16/stormy16-lib2.c: New file.
1804 * config/stormy16/stormy16-protos.h: New file.
1805 * config/stormy16/stormy16.c: New file.
1806 * config/stormy16/stormy16.h: New file.
1807 * config/stormy16/stormy16.md: New file.
1808 * config/stormy16/t-stormy16: New file.
1810 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1812 * i386.h (no-accumulate-outgoing-args): Use proper mask.
1814 2001-08-24 David Edelsohn <edelsohn@gnu.org>
1816 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
1817 descriptor members are pointer size, not constant 4.
1818 * config/rs6000/rs6000.md (define_splits): Remove more unused
1821 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1823 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1825 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
1827 * cp/rtti.c (VPARAMS): Fix parameter.
1829 2001-08-24 Zack Weinberg <zackw@panix.com>
1831 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
1833 (mode_for_extraction): No need for #ifdefs. Add default-case abort
1835 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
1836 in if controlling use of insv.
1837 (extract_bit_field): Likewise, for extv and extzv.
1839 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1841 * i386.md (movcc peep2): Fix load of 0.
1843 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1845 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
1846 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
1848 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
1850 * c-pragma.h: Move weak_syms and weak_decls...
1851 * varasm.c: ...here. Now static.
1852 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
1853 depend on HANDLE_PRAGMA_WEAK.
1855 * c-common.c (c_alignof, c_alignof_expr): Move here...
1856 * c-typeck.c: ...from here.
1857 * c-tree.h, c-common.h: Adjust.
1859 2001-08-23 Bernd Schmidt <bernds@redhat.com>
1861 * config/ia64/ia64.c (rws_update): If !pred, set write_count
1862 instead of incrementing it.
1864 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
1865 asm ready, don't try to move them all into the same array element.
1867 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1869 * function.c (thread_prologue_and_epilogue_insns): Avoid
1870 fallthru flag on edge to exit.
1872 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
1874 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
1877 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
1879 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
1880 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
1881 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
1884 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
1886 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
1887 replace "GNU CC" with "GCC".
1889 2001-08-23 Richard Henderson <rth@redhat.com>
1891 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
1892 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
1893 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
1894 Need GR between FR and not GR_AND_FR.
1895 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
1896 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
1897 AR regs before GR regs.
1898 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
1899 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
1900 (REGISTER_MOVE_COST): Update.
1901 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
1903 2001-08-23 Richard Henderson <rth@redhat.com>
1905 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
1908 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1910 * reload1.c (emit_reload_insns): Don't look for notes
1911 on a NULL store_insn.
1913 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1915 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
1916 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
1917 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
1918 format specifier warnings.
1919 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
1921 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
1923 * config/i386/i386-protos.h: Correct declaration of
1924 i386_pe_asm_named_section.
1926 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
1928 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
1930 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
1932 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
1934 * cpperror.c (print_location): Don't show _Pragma.
1935 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
1936 and file change callback generation here.
1937 (stack_include_file): Update use of cpp_push_buffer.
1938 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
1939 (struct cpp_buffer): Remove type, pfile members.
1940 * cppinit.c (cpp_handle_option): Use free_chain.
1941 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
1942 (skip_escaped_newlines, get_effective_char, lex_percent): Take
1943 a cpp_reader rather than a cpp_buffer.
1944 (skip_escaped_newlines, get_effective_char, skip_block_comment,
1945 skip_line_comment, parse_string, lex_percent, lex_dot,
1946 _cpp_lex_token): Update accordingly.
1947 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
1949 (cpp_push_buffer): Update prototype.
1950 (run_directive): Update use of cpp_push_buffer.
1951 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
1952 handle_assertion): Update use of run_directive.
1953 * cpplib.h (enum cpp_buffer_type): Remove.
1954 (cpp_push_buffer): Update prototype.
1955 * fix-header.c (read_scan_file): Update.
1957 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1959 * gcc.c (struct prefix_list): Change prefix to const char *.
1961 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1963 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
1965 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
1967 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
1970 * jump.c (squeeze_notes): Take parms by reference. Handle END being
1973 * ifcvt.c (dead_or_predicable): Adjust.
1974 * loop.c (find_and_verify_loops): Adjust.
1975 * stmt.c (expand_end_case): Adjust.
1976 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
1977 head and end insn pointers in the basic block, not just local copies.
1978 (merge_blocks_move_predecessor_nojumps): Likewise.
1980 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
1982 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
1983 bitmap.h, builtin-types.def, builtins.c, builtins.def,
1984 c-aux-info.c, c-common.c, c-common.def, c-common.h,
1985 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
1986 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
1987 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
1988 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
1989 conditions.h, config.gcc, configure.frag, configure.in,
1990 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
1991 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
1992 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
1993 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
1994 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
1995 emit-rtl.c, errors.c, errors.h, except.c, except.h,
1996 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
1997 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
1998 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
1999 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2000 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2001 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2002 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2003 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2004 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2005 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2006 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2007 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2008 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2009 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2010 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2011 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2012 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2013 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2014 params.h, predict.c, predict.def, predict.h, prefix.c,
2015 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2016 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2017 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2018 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2019 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2020 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2021 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2022 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2023 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2024 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2025 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2026 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2027 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2028 xcoffout.h: replace "GNU CC" with "GCC".
2030 2001-08-21 Richard Henderson <rth@redhat.com>
2032 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2033 (final_scan_insn): Consider jump tables data even if we have no
2034 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2036 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2037 (ASM_OUTPUT_CASE_END): Remove.
2038 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2039 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2040 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2042 2001-08-21 Richard Henderson <rth@redhat.com>
2044 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2045 at barrier insns. Emit stop bits before barriers.
2047 * flow.c (flow_find_cross_jump): Don't consider unconditional
2048 return insns for commoning.
2050 * final.c (compute_alignments): Fix typo.
2052 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2053 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2054 (store_bit_field): Use mode_for_extraction more places.
2055 (extract_bit_field): Likewise.
2057 2001-08-21 Zack Weinberg <zackw@panix.com>
2059 * caller-save.c: Don't include insn-codes.h.
2060 (reg_save_code, reg_restore_code): Make arrays of int.
2061 All uses updated to match.
2062 (insert_save, insert_restore): No need to initialize "code"
2063 variable upon declaration.
2064 * Makefile.in: update dependencies; fix typo in clean rule.
2066 2001-08-21 Richard Henderson <rth@redhat.com>
2068 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2069 (merge_if_block): Handle fallout from same.
2071 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2073 * builtins.c (type_to_class): Fix typo in last change.
2075 2001-08-21 Richard Henderson <rth@redhat.com>
2077 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2078 ia64_asm_output_label.
2080 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2081 copy of gp while the real gp register contains garbage.
2083 2001-08-21 Zack Weinberg <zackw@panix.com>
2085 * expmed.c (mode_for_extraction): New function.
2086 (store_bit_field, extract_bit_field): Use it.
2087 * expr.h: Prototype it and provide an enum for its first argument.
2089 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2090 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2091 and digging through the insn_data tables.
2092 * Makefile.in: Update dependencies.
2094 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2096 * cppfiles.c (stack_include_file): line-map.c now handles include
2098 (handle_missing_handler): Similarly.
2099 (_cpp_execute_include): Similarly.
2100 (_cpp_pop_file_buffer): Similarly.
2101 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2102 buffer_stack_depth and include_depth.
2103 * cpplib.c (do_include_common): line-map.c now handles include depth.
2104 (cpp_push_buffer): Similarly.
2105 (_cpp_pop_buffer): Similarly.
2106 * cppmacro.c (builtin_macro): Update.
2107 * line-map.c (init_line_maps): Set depth.
2108 (add_line_map): Increment "used" earlier. Update and use the
2110 (trace_include): Use the include depth.
2111 * line-map.h (struct line_maps): New member depth.
2113 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2115 * cppfiles.c (stack_include_file): Don't handle -H here.
2116 * cppinit.c (cpp_start_read): Set include tracing after
2117 cpp_post_options and after stacking the main file.
2118 * line-map.c (trace_include): New.
2119 (init_line_maps, add_line_map): Update.
2120 * line-map.h (struct line_maps): New member trace_includes.
2122 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2124 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2125 * cppfiles.c (stack_include_file): Only stack a file if there
2126 is something to do. Return a boolean indicating whether a
2127 buffer was stacked or not.
2128 (_cpp_execute_include): Similarly.
2129 (_cpp_read_file): Similarly.
2130 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2132 2001-08-21 Sam Steingold <sds@gnu.org>
2134 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2135 (RECACHE): keep obufp_before_macroname up to date
2137 2001-08-21 Zack Weinberg <zackw@panix.com>
2139 * stmt.c: Don't include insn-codes.h.
2140 (expand_end_case): Machine specific logic moved to expr.c.
2141 No need to worry about __builtin_classify_type.
2142 (check_for_full_enumeration_handling, emit_case_nodes):
2145 * builtins.o (expand_builtin_classify_type): Split up so code
2146 can be shared with fold_builtin_classify_type.
2147 (type_to_class, fold_builtin_classify_type): New functions.
2148 (fold_builtins): Handle __builtin_classify_type.
2150 * expr.c (do_tablejump): Now static.
2151 (case_values_threshold, try_casesi, try_tablejump): New;
2152 code mostly from stmt.c (expand_end_case).
2153 (expr.h): Update prototypes.
2155 * Makefile.in (stmt.o): Update dependencies.
2157 2001-08-21 Will Cohen <wcohen@redhat.com>
2159 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2160 declaration of variable i.
2161 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2162 declaration of variable i.
2164 2001-08-21 Richard Henderson <rth@redhat.com>
2166 * crtstuff.c: Fix thinko last change. Move list tails to start
2167 of CRT_END section. Tidy ifdefs.
2168 (__EH_FRAME_BEGIN__): Always static for ELF.
2169 (__do_global_ctors_1): Rename from __frame_dummy.
2170 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2171 name change; don't hide __EH_FRAME_BEGIN__.
2173 2001-08-21 Richard Henderson <rth@redhat.com>
2175 * gdbinit.in: Move break on exit after break on fancy_abort.
2177 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2180 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2182 * cpphash.h (_cpp_push_next_buffer): New.
2183 * cppinit.c (do_includes): Remove.
2184 (push_include, free_chain, _cpp_push_next_buffer): New.
2185 (cpp_start_read): Use them to rework command line option handling.
2186 (cpp_handle_option): Combine handling of -include and -imacros.
2187 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2188 appropriate. Always insert missing \n at EOF.
2189 * cpplib.c (start_directive): Get the directive position right.
2190 * cppmain.c (cb_file_change): Always print the first line, unless
2193 2001-08-20 Andreas Jaeger <aj@suse.de>
2195 * profile.c (compute_branch_probabilities): Remove extra new-line
2197 * flow.c (verify_flow_info): Likewise.
2199 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2201 * basic-block.h (basic_block): Add new field 'flags'.
2202 (BB_REACHABLE): Define.
2203 (expunge_block): Declare.
2204 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2205 (EXIT_BLOCK_PTR): Ditto.
2206 (expunge_block): Remove static declaration.
2207 (cleanup_cfg): Clear bb->aux on every basic block.
2208 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2209 computing reachability.
2210 (delete_unreachable_blocks): Delete block b if b->flags has
2213 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2215 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2217 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2219 * sparc.c (sparc_variable_issue): Fix typo in last change.
2221 2001-08-20 Richard Henderson <rth@redhat.com>
2223 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2225 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2227 * pa.h (RETURN_IN_MEMORY): Improve comment.
2229 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2231 * doc/invoke.texi (Profiling options): Clarify the interactions
2232 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2234 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2236 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2239 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2241 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2244 2001-08-20 Richard Henderson <rth@redhat.com>
2246 * final.c (end_final): Fix typo last change.
2248 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2250 * cppinit.c (init_standard_includes): The returned buffer
2251 is already malloc-ed.
2252 * gcc.c (add_prefix): Similarly.
2253 * prefix.c (translate_name): Update to support clear buffer
2255 (update_path): Similarly. Be sure to free any newly allocated
2256 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2258 * prefix.h (update_path): Update prototype and document.
2259 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2260 up and update to new buffer ownership rules.
2261 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2263 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2265 * final.c (compute_alignments): New function.
2266 (init_insn_lengths): Do not care label_align.
2267 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2268 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2269 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2270 (shorted_branches): Realloc label_align array; do
2271 not call init_insn_lengths; Do not care about loop alignments.
2272 * output.h (compute_alignments): Declare.
2273 * toplev.c (rest_of_compilation): Call compute_alignments.
2274 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2276 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2277 change visited to tovisit.
2278 (propagate_freq): Use faster traversing algorithm.
2279 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2280 to tovisit; reverse meaning.
2282 * predict.c (struct block_info_def): Remove nvisited.
2283 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2284 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2286 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2288 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2289 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2290 (TARGET_FUSED_MADD): New.
2291 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2292 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2293 the multiply-add instructions.
2295 2001-08-19 Richard Henderson <rth@redhat.com>
2297 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2298 is aligned to pointer size.
2300 2001-08-19 Richard Henderson <rth@redhat.com>
2302 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2303 display markers during final schedule.
2305 2001-08-19 Richard Henderson <rth@redhat.com>
2307 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2309 2001-08-19 Richard Henderson <rth@redhat.com>
2311 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2313 (ASM_NAME_TO_STRING): Remove.
2314 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2315 in the same string. Remove support for expressions.
2317 2001-08-19 Richard Henderson <rth@redhat.com>
2319 * config/i386/i386.md (tablejump): Make an expander; handle
2320 pic relative addressing here.
2321 (tablejump_1): Rename from tablejump_pic.
2324 2001-08-19 Richard Henderson <rth@redhat.com>
2326 * regclass.c (fix_register): Fix typo.
2328 2001-08-18 Richard Henderson <rth@redhat.com>
2330 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2331 (struct _Unwind_Context): Expand br_loc to hold it.
2332 (uw_frame_state_for): Handle leaf functions better.
2333 (uw_update_reg_address): Update for br_loc change.
2335 2001-08-18 Richard Henderson <rth@redhat.com>
2337 * crtstuff.c: Move list heads before code that uses them.
2338 (__JCR_LIST__): Remove initial null.
2339 (frame_dummy, __frame_dummy): Do java registration here ...
2340 (__do_global_ctors_aux): ... not here.
2342 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2343 (__do_global_dtors_aux): Update to match.
2344 (__JCR_LIST__, __do_jv_register_classes): New.
2346 * config/ia64/crtend.asm (__JCR_END__): New.
2347 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2348 instead of an indirect LTOFF22 reloc.
2350 2001-08-18 Richard Henderson <rth@redhat.com>
2352 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2353 * regclass.c (init_reg_sets_1): Fix typo.
2354 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2355 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2356 (ia64_compute_frame_size): Make ar.unat live when in use.
2357 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2358 for ar.pfs; remove ar.unat handling.
2359 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2361 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2362 * config/ia64/ia64-protos.h: Update decls.
2363 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2364 (sibcall_pic): Likewise.
2366 2001-08-18 Richard Henderson <rth@redhat.com>
2368 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2369 pred_rel_mutex when searching for insn_group_barrier.
2370 * config/ia64/ia64.md (cycle_display): Combine the expander
2373 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2374 bit before asm as needed.
2376 2001-08-18 Richard Henderson <rth@redhat.com>
2378 * timevar.def (TV_MACH_DEP): New.
2379 * toplev.c (rest_of_compilation): Use it.
2380 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2382 2001-08-18 Zack Weinberg <zackw@panix.com>
2384 * unwind-dw2.c (execute_stack_op): Add default aborts to
2385 the inner switches to prevent warnings.
2387 2001-08-18 Richard Henderson <rth@redhat.com>
2389 * timevar.h (struct timevar_time_def): Change element type to float.
2390 (ticks_to_msec, clocks_to_msec): Likewise.
2391 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2392 (get_time): Likewise.
2393 (timevar_print): Adjust zero check and printing to match.
2395 2001-08-18 Zack Weinberg <zackw@panix.com>
2397 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2398 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2399 Eliminate overfull or underfull hboxes.
2401 2001-08-18 Zack Weinberg <zackw@panix.com>
2403 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2405 2001-08-18 Zack Weinberg <zackw@panix.com>
2407 * haifa-sched.c: Convert to target hooks. Macros replaced
2408 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2409 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2410 MD_SCHED_FINISH, and HAVE_cycle_display.
2411 * target-def.h (TARGET_SCHED_ADJUST_COST,
2412 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2413 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2414 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2415 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2416 New hook #defines to be overridden.
2417 (TARGET_SCHED): Bring them all together.
2418 (TARGET_INITIALIZER): Update.
2419 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2420 instead of 'struct rtx_def *' throughout.
2421 (struct sched): New set of hooks for the scheduler.
2422 * Makefile.in (haifa-sched.o): Depend on target.h.
2423 * doc/tm.texi: Document the new scheduler hooks, together in
2424 their own section, instead of scattered around.
2425 Fix a bunch of underfull/overfull hboxes.
2427 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2428 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2429 sparc.h: Don't define any of the old scheduler macros.
2431 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2432 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2433 sparc.c: Create hook functions from code extracted from
2434 corresponding target header, or make existing hooks static, as
2435 appropriate. Set the appropriate entries in targetm.
2437 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2438 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2439 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2440 Remove prototypes for functions which are now static.
2442 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2443 related gunk; the Haifa scheduler is now the only choice.
2445 2001-08-18 Zack Weinberg <zackw@panix.com>
2447 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2448 * genopinit.c: Put floating point divide insns in sdiv_optab.
2449 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2450 * config/gofast.h, config/c4x/c4x.h,
2451 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2452 config/pa/long_double.h, config/rs6000/sysv4.h,
2453 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2454 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2455 (init_optabs): Use init_optabv for overflow-trapping optabs.
2456 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2457 cmp_optab RTX codes so have_insn_for can find them.
2459 * optabs.c (expand_simple_binop, expand_simple_unop,
2460 have_insn_for, gen_sub3_insn): New interfaces.
2461 * expr.h: Prototype new functions.
2462 (enum optab_methods): Move here from optabs.h.
2464 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2465 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2466 Use new functions instead of working directly with optabs.
2467 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2468 unroll.c: Don't include optabs.h.
2469 * caller-save.c, combine.c, function.c, stmt.c: Just include
2470 insn-codes.h, not optabs.h.
2471 * Makefile.in: Update dependencies.
2473 * combine.c (make_compound_operation, simplify_comparison):
2474 Fix typos testing for this or that instruction.
2476 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2478 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2479 generating libgcc.a.
2481 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2483 * except.c (TYPE_HASH): Delete.
2485 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2488 * tree.c (TYPE_HASH): Delete.
2490 * tree.h (TYPE_HASH): Define.
2492 2001-08-18 Graham Stott <grahams@redhat.com>
2494 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2496 (adddi3_internal_2+2): Likewise.
2497 (eh_set_lr_di+1): Likewise.
2499 2001-08-17 Richard Henderson <rth@redhat.com>
2501 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2502 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2503 * dwarf2asm.c: ... here.
2504 * dwarfout.c: Remove them.
2506 * varasm.c (assemble_integer): Add align parameter.
2507 (assemble_real, output_constant, output_constructor): Likewise.
2508 * output.h: Update decls.
2509 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2510 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2511 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2512 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2513 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2516 * final.c (end_final): Abort profile block generation if we
2517 havn't layed it out properly.
2518 * output.h (assemble_eh_integer): Remove stale decl.
2519 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2521 (assemble_integer): Handle unaligned data.
2522 (assemble_real): Abort on unaligned data.
2523 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2525 (default_dtor_section_asm_out_destructor): Use assemble_align.
2526 (default_named_section_asm_out_constructor): Likewise.
2527 (default_ctor_section_asm_out_constructor): Likewise.
2528 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2529 (machopic_asm_out_destructor): Likewise.
2530 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2531 (nextstep_asm_out_destructor): Likewise.
2532 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2533 (vms_asm_out_destructor): Likewise.
2535 2001-08-17 Richard Henderson <rth@redhat.com>
2537 * config/mips/iris6.h (TARGET_IRIX6): New.
2538 (current_section_name, current_section_flags): New.
2539 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2540 (MAX_OFILE_ALIGNMENT): New.
2541 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2542 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2543 (copy_file_data): Split out from
2544 (mips_asm_file_end): ... here.
2545 (mips_asm_file_start): Remove extra .section directive. Use
2546 tmpfile instead of mips_make_temp_file.
2547 (mips_unique_section): Use const char * as needed for warnings.
2548 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2549 re-add align parameter.
2550 (iris6_asm_named_section): New.
2551 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2552 (iris6_asm_output_align, iris6_section_align_1): New.
2553 (iris6_asm_file_start, iris6_asm_file_end): New.
2554 * config/mips/mips-protos.h: Update decls.
2556 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2558 * doc/install.texi (Install GCC): Add links to build status pages.
2560 (Final install): Ditto; request updates for specific info
2562 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2564 * cpperror.c (print_location): Don't take a file name; use the
2566 (_cpp_begin_message): Similarly.
2567 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2568 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2569 (cpp_pedwarn_with_file_and_line): Remove.
2570 * cppfiles.c (stack_include_file): Update; set filename to stdin
2571 here when appropriate.
2572 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2573 (_cpp_begin_message): Don't take a file name.
2574 * cppinit.c: Add comment.
2575 * cpplex.c: Fix end-of-directive indicator.
2576 * cpplib.c: Don't include intl.h.
2577 (run_directive, do_diagnostic): Update.
2578 (do_line): Update to not use nominal_fname.
2579 (cpp_push_buffer): Don't take a filename.
2580 * cpplib.h (struct ht): Remove.
2581 (cpp_push_buffer): Don't take a filename.
2582 (cpp_pedwarn_with_file_and_line): Remove.
2583 * cppmacro.c (struct cpp_macro): Remove file.
2584 (builtin_macro): Update.
2585 (_cpp_create_definition): Update.
2586 * cppmain.c: Correct comment.
2587 * fix-header.c (read_scan_file): Update.
2589 2001-08-17 Kazu Hirata <kazu@hxi.com>
2591 * sbitmap.c: Fix comment formatting.
2592 * sched-deps.c: Likewise.
2593 * sibcall.c: Likewise.
2594 * simplify-rtx.c: Likewise.
2596 * ssa-ccp.c: Likewise.
2597 * stor-layout.c: Likewise.
2598 * timevar.c: Likewise.
2599 * toplev.c: Likewise.
2600 * unwind-dw2.c: Likewise.
2601 * unwind-dw2-fde.c: Likewise.
2602 * varasm.c: Likewise.
2604 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2606 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2607 or larger than an integer in memory.
2609 2001-08-17 Zack Weinberg <zackw@panix.com>
2611 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2612 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2613 * rtl.h: Don't forward-declare union tree_node here. Don't
2614 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2615 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2616 and tree respectively.
2617 * tree.h: Don't forward-declare struct rtx_def here. Don't
2618 typedef tree here. Change all uses of struct rtx_def *,
2619 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2620 and tree respectively.
2622 2001-08-17 Richard Henderson <rth@redhat.com>
2624 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2625 config/mips/openbsd.h: Fix typos last change.
2627 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2629 * doc/invoke.texi (Optimize Options): The default for
2630 -finline-limit is 600.
2632 2001-08-17 Richard Henderson <rth@redhat.com>
2634 * varasm.c (text_section): Allow TEXT_SECTION to override the
2635 printing of TEXT_SECTION_ASM_OP.
2636 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2637 (DATA_SECTION, BSS_SECTION): Remove.
2638 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2639 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2640 Rename from s/_NAME//.
2641 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2642 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2643 (TEXT_SECTION): ... here. New.
2644 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2645 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2646 * config/mips/openbsd.h: Likewise.
2647 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2648 (mips_asm_file_end): Likewise test.
2649 (mips_output_function_epilogue): Likewise. Switch back to data
2650 section after emitting the function.
2652 * doc/tm.texi (Sections): Document TEXT_SECTION.
2654 2001-08-17 Richard Henderson <rth@redhat.com>
2656 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2657 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2659 2001-08-17 Richard Henderson <rth@redhat.com>
2661 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2662 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2663 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2664 Add aligned attribute.
2666 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2668 * config/sh/sh.md: Add modes to unspecs in first insn to match
2669 those in the second.
2671 * Makefile.in: Fix collect2 copy for Cygwin.
2673 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2675 Install the proper patch.
2676 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2677 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2678 (expand_function_start): Likewise.
2679 * stmt.c (expand_decl): Likewise.
2680 * varasm.c (make_decl_rtx): Likewise.
2682 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2684 * final.c: Undo my previous accidental checkin.
2685 * output.h: Likewise.
2686 * tm.texi: Likewise.
2688 2001-08-16 Richard Henderson <rth@redhat.com>
2690 * varasm.c (named_section_flags): Remove align parameter.
2691 * varasm.c, dwarf2out.c: Update all callers.
2692 * output.h: Update prototypes.
2694 * target.h (target.asm_out.named_section): Remove align parameter.
2695 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2696 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2697 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2698 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2699 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2701 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2702 (get_named_section_flags, set_named_section_flags): New.
2703 (named_section_flags): Use them.
2704 (named_section): Do decl vs section flags check here...
2705 (default_section_type_flags): ... not here.
2706 (init_varasm_once): Create in_named_htab.
2707 (resolve_unique_section): Mark reloc unused.
2709 2001-08-16 Richard Henderson <rth@redhat.com>
2711 * varasm.c (force_const_mem): Keep pool alignment in bits.
2712 (output_constant_pool): Use assemble_align.
2714 2001-08-16 Zack Weinberg <zackw@panix.com>
2716 * doc/tm.texi: Remove extra @table command.
2718 2001-08-16 Zack Weinberg <zackw@panix.com>
2720 * final.c (shorten_branches): Clear the end of the label_align
2721 array only if we made it larger. Break up messy expressions
2724 * diagnostic.c (internal_error): Check for error recursion
2725 before doing ICE suppression.
2727 * timevar.c: Timing variables now count in milliseconds.
2728 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
2729 (get_time): Not here.
2730 (timevar_print): Don't print any timer whose user, cpu, and
2731 wall times are all zero as displayed.
2732 * timevar.h: Update comment aboout units. Make timevar
2735 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2737 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2738 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2739 (expand_function_start): Likewise.
2740 * stmt.c (expand_decl): Likewise.
2741 * varasm.c (make_decl_rtx): Likewise.
2743 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
2745 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
2746 (finalize_record_size): Don't set TYPE_USER_ALIGN.
2748 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2750 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
2753 2001-08-16 Andreas Jaeger <aj@suse.de>
2755 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
2758 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
2760 * rtl.h (only_sets_cc0_p): New prototype.
2761 * jump.c (sets_cc0_p): Handle INSN.
2762 (only_sets_cc0_p): New function.
2763 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
2764 (tidy_fallthru_edge): Likewise.
2765 * integrate.c (copy_insn_list): Likewise.
2766 * unroll.c (unroll_loop): Likewise.
2767 (copy_loop_body): Likewise.
2769 2001-08-15 Jason Eckhardt <jle@redhat.com>
2771 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
2773 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
2775 * predict.c (struct block_info_def): Remove nvisited.
2776 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2777 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2779 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
2780 (ix86_adjust_cost): Teach scheduler that latency to load operand can
2783 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2785 * predict.def: Update hitrates.
2787 2001-08-15 Richard Henderson <rth@redhat.com>
2789 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
2791 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
2793 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
2794 note from its associated jump.
2796 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2798 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
2799 also on 64-bit s390x targets.
2801 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
2803 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
2805 (arm_expand_prologue): Handled nested functions which take a
2806 variable argument list.
2807 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
2808 macro with an invocation of
2809 arm_compute_initial_elimination_offset.
2810 * config/arm/arm-protos.h: Prototype
2811 arm_compute_initial_elimination_offset.
2813 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2815 * doc/install.texi (Specific, avr): Fix markup.
2816 (Specific, c4x): Ditto.
2818 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2820 * predict.c (dump_prediction): Change `bool' parameter to `int'.
2822 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
2824 * Makefile.in (OBJS): Add rtl-error.o
2825 (rtl-error.o): New rule.
2826 (diagnostic.o): Adjust dependency.
2827 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
2828 error_for_asm, _fatal_insn, _fatal_insn_not_found,
2829 warning_for_asm): Move to...
2830 rtl-error.c: ...here. New file.
2832 2001-08-14 Richard Henderson <rth@redhat.com>
2834 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
2835 if USING_SJLJ_EXCEPTIONS.
2837 2001-08-14 Steve Ellcey <sje@cup.hp.com>
2839 * tlink.c (scan_linker_output): Check string for unsatisfied in
2840 addition to undefined and unresolved.
2842 2001-08-14 Graham Stott <grahams@redhat.com>
2844 * libgcc2.c (*): Replace EH_FRAME_SECTION with
2845 EH_FRAME_SECTION_NAME.
2847 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2849 * genattrtab.c (simplify_test_exp_in_temp): New function.
2850 (simplify_test_exp): Avoid explicit use of temporary obstack.
2851 (simplify_cond, insert_right_side, evaluate_eq_attr,
2852 simplify_and_tree, simplify_or_tree, eliminate_known_true):
2853 Use simplify_test_exp_in_temp.
2854 (optimize_attrs): Iterate until expression stabilizes.
2856 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
2858 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
2859 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
2861 2001-08-13 Richard Henderson <rth@redhat.com>
2863 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
2864 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
2865 * config/arm/conix-elf.h: Likewise.
2867 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
2869 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
2871 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2873 * gcse.c (hash_scan_set): Expressions that are set as part of
2874 jump instructions are not available.
2876 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2878 * config/s390/s390.c (print_operand, s390_function_prologue,
2879 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
2881 2001-08-13 Richard Henderson <rth@redhat.com>
2883 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
2884 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
2885 * doc/tm.texi (Exception Region Output): Document it.
2887 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
2889 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
2890 DWARF2 instead of stabs by default.
2892 2001-08-13 David Edelsohn <edelsohn@gnu.org>
2894 * config/rs6000/rs6000.c: Include optabs.h.
2896 2001-08-13 David Edelsohn <edelsohn@gnu.org>
2898 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
2899 save/restore routines.
2900 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
2902 2001-08-13 Andreas Jaeger <aj@suse.de>
2904 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
2905 the english is correct.
2907 2001-08-13 Zack Weinberg <zackw@panix.com>
2909 * expr.h: Split out optab- and libfunc-related code to...
2910 * optabs.h, libfuncs.h: ... these new headers.
2912 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
2914 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
2916 * mkconfig.sh: Don't include insn-codes.h from config.h.
2918 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
2919 enum insn_code is available. Move reload_in_optab and
2920 reload_out_optab array declarations to optabs.h.
2921 * regmove.c (gen_add3_insn): Move to optabs.c, export from
2922 there, prototype in expr.h.
2923 * gencodes.c: Cleanup: zap global variables, don't use
2924 printf where puts will do, don't bother defining MAX_INSN_CODE
2925 which nothing uses, let CODE_FOR_nothing get its value implicitly.
2927 * genemit.c, genopinit.c: Include optabs.h in generated file.
2928 * genoutput.c: Include insn-codes.h in generated file.
2929 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
2930 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
2931 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
2932 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
2933 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
2934 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
2936 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
2937 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
2938 config/m88k/m88k.c, config/sparc/sparc.c:
2940 * reload.c: Include expr.h and optabs.h before reload.h.
2941 * config/alpha/alpha.c: Include tree.h before reload.h.
2942 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
2943 and reload.h in that order.
2944 * config/sparc/sparc.c: Include debug.h.
2945 * recog.c: Include insn-codes.h.
2947 2001-08-13 Andreas Jaeger <aj@suse.de>
2949 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
2952 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2954 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
2955 * gcc.c (init_spec): Fix typo in comment.
2956 * varasm.c (data_section): Fix typo in comment.
2958 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2960 * predict.c (dump_prediction): New argument "USED".
2961 (combine_predictions_for_insn): Determine the used heuristics,
2962 output the case no heuristic applied.
2963 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
2965 2001-08-13 Andreas Jaeger <aj@suse.de>
2967 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
2970 2001-08-13 Kazu Hirata <kazu@hxi.com>
2972 * jump.c: Fix formatting.
2974 2001-08-13 Kazu Hirata <kazu@hxi.com>
2976 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
2979 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
2981 * loop.c (check_dbra_loop): Use condjump_label to compute
2984 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
2985 to better document the files they're in.
2987 2001-08-12 Zack Weinberg <zackw@panix.com>
2989 * recog.h (struct insn_operand_data): Shrink 'mode' field
2992 2001-08-12 Kazu Hirata <kazu@hxi.com>
2994 * gcc.c: Fix comment formatting.
2995 * gccspec.c: Likewise.
2998 * genemit.c: Likewise.
2999 * gengenrtl.c: Likewise.
3000 * genrecog.c: Likewise.
3001 * gensupport.c: Likewise.
3002 * ggc-page.c: Likewise.
3003 * global.c: Likewise.
3004 * graph.c: Likewise.
3005 * ifcvt.c: Likewise.
3006 * integrate.c: Likewise.
3008 * libgcc2.c: Likewise.
3010 * mbchar.c: Likewise.
3011 * optabs.c: Likewise.
3012 * predict.c: Likewise.
3013 * prefix.c: Likewise.
3014 * profile.c: Likewise.
3015 * protoize.c: Likewise.
3017 * recog.c: Likewise.
3018 * regclass.c: Likewise.
3019 * regmove.c: Likewise.
3020 * reg-stack.c: Likewise.
3021 * reload1.c: Likewise.
3022 * resource.c: Likewise.
3023 * rtlanal.c: Likewise.
3026 2001-08-12 Kazu Hirata <kazu@hxi.com>
3028 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3029 a tree representing a constant is passed to the macro.
3031 2001-08-12 Richard Henderson <rth@redhat.com>
3033 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3034 (rs6000_elf_asm_out_destructor): New.
3035 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3036 (DTORS_SECTION_ASM_OP): Remove.
3037 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3038 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3040 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3043 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3044 * gcc.c (set_collect_gcc_options): New function, split out from
3046 Ignore elided switches.
3047 (do_spec_1): Invoke before executing command.
3048 (set_input): Export.
3049 Move declaration ...
3050 * gcc.h (set_input): ... here.
3051 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3054 2001-08-12 Richard Henderson <rth@redhat.com>
3056 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3057 thinko wrt TARGET_RELOCATABLE.
3059 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3061 * fix-header.c (cb_file_change): Update prototype.
3063 2001-08-11 Zack Weinberg <zackw@panix.com>
3065 * toplev.c (set_float_handler): Make static.
3066 * toplev.h: Don't prototype set_float_handler.
3068 * simplify-rtx.c: Don't include setjmp.h.
3069 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3071 (simplify_unary_operation, simplify_binary_operation): Use them,
3072 via do_float_handler.
3074 * fold-const.c: Don't include setjmp.h.
3075 (exact_real_inverse_1): New function.
3076 (exact_real_inverse): Use it, via do_float_handler.
3078 * varasm.c: Don't include setjmp.h.
3079 (assemble_real_1): New function.
3080 (assemble_real): Use it, via do_float_handler.
3081 Call internal_error if we get a trap here.
3083 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3084 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3086 2001-08-11 Zack Weinberg <zackw@panix.com>
3088 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3089 STACK_BOUNDARY if not already defined.
3091 * calls.c, function.c, reload1.c, explow.c: Don't default
3092 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3093 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3095 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3098 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3099 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3101 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3103 * cppmacro.c (enter_macro_context): Push macro expansions even
3106 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3108 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3109 (rs6000_elf_section_type_flags): Actually return a value.
3111 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3113 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3114 Clean up code: add missing comments and prototypes, fix warnings,
3115 remove obsolete code, fix spacing to conform to coding style.
3117 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3119 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3120 and TARGET_ASM_CLOSE_PAREN.
3121 (regclass_map): CC register belongs to class NO_REGS.
3122 (legitimize_pic_address): Don't generate unnecessary moves
3123 (to avoid confusing loop optimization).
3124 (check_and_change_labels): Replace jump_long by indirect_jump.
3125 (s390_final_chunkify): Don't start a new literal pool on section
3126 switch in 64-bit code.
3127 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3129 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3130 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3131 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3133 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3134 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3135 (CONST_COSTS): Fixed incorrect costs.
3137 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3138 Use emit_jump instead of emit_jump_insn (gen_jump).
3139 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3140 (to avoid confusing flow analysis).
3141 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3142 (casesi, casesi_jump): New.
3143 (jump_long): Removed. Functionality merged into indirect_jump.
3144 (indirect_jump): Accept address_operand, not just register_operand.
3145 (cjump_long, icjump_long): Use same logic as indirect_jump.
3146 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3147 Fixed broken setjmp/longjmp handling.
3148 (do_builtin_setjmp_setup): Removed.
3150 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3151 broken GNU as versions that don't accept .quad with large
3152 negative values. Use hexadecimal output instead.
3153 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3154 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3155 FUNCTION_EPILOGUE): Removed. Now in targetm.
3157 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3159 * config/s390/fixdfdi.h: Add missing copyright statement.
3160 Fix type conflicts on 64-bit. Add missing SFmode routines.
3162 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3165 2001-08-11 Richard Henderson <rth@redhat.com>
3167 * rtl.h (REG_EH_RETHROW): Remove.
3168 * rtl.c (reg_note_name): Update.
3169 * combine.c (distribute_notes): Don't check for it.
3171 2001-08-11 Richard Henderson <rth@redhat.com>
3173 * combine.c (distribute_notes): Place REG_SETJMP.
3175 2001-08-11 Richard Henderson <rth@redhat.com>
3177 * doc/extend.texi (Arrays and pointers implementation): Discourage
3178 relying on sign-extension of pointers.
3180 2001-08-11 H.J. Lu <hjl@gnu.org>
3182 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3184 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3185 RDATA_SECTION_ASM_OP.
3187 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3189 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3190 main manual to work both for info and HTML versions.
3192 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3193 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3195 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3196 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3197 (struct cpp_pool): New member first.
3198 * cppinit.c (append_include_chain): Plug memory leaks.
3199 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3200 Allocate pragma structures from the (aligned) macro pool to
3201 avoid leaking memory.
3202 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3203 so we don't leak memory.
3204 * hashtable.c (ht_destroy): New.
3205 * hashtable.h (ht_destroy): New.
3207 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3208 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3210 * c-lex.c (map): Make const.
3211 (cb_file_change): Update for callback passing a line map.
3212 Don't assume we have a previous map. Remove sanity check
3213 about popping too many files.
3214 * cpperror.c (print_location): Make map const.
3215 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3216 (cpp_make_system_header): Similarly.
3217 (search_from): Similarly.
3218 (_cpp_execute_include): Don't remember where we came from.
3219 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3220 (struct cpp_reader): Make map const.
3221 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3222 * cpplib.c (do_line): Update; line maps now hold sysp.
3223 (cpp_push_buffer): Similarly.
3224 (_cpp_do_file_change): Similarly; callback with map instead.
3225 (cpp_get_line_maps): Constify return value.
3226 (_cpp_pop_buffer): Update.
3227 * cpplib.h (struct cpp_file_change): Remove.
3228 (struct cpp_callbacks): Update.
3229 (cpp_get_line_maps): Constify return value.
3230 * cppmacro.c (_cpp_create_definition): Update.
3231 * cppmain.c (struct printer): Constify map.
3232 (maybe_print_line): Similarly.
3233 (print_line): Similarly. Deduce flags 1 and 2 here.
3234 (cb_file_change): Update.
3235 * line-map.c (free_line_maps): Warn regardless.
3236 (add_line_map): Return pointer to const. When passed NULL to_file
3237 with LC_LEAVE, use the obvious values for the return point so the
3238 caller doesn't have to figure them out.
3239 (lookup_line): Return pointer to const.
3240 (print_containing_files): Take pointer to const.
3241 * line-map.h (struct line_map): New members reason, sysp.
3242 (add_line_map): Return pointer to const.
3243 (lookup_line): Similarly.
3244 (print_containing_files): Take pointer to const.
3246 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3247 Richard Henderson <rth@redhat.com>
3249 * regmove.c (regmove_optimize): Avoid setting a register twice in
3252 2001-08-10 Richard Henderson <rth@redhat.com>
3254 * doc/extend.texi (Arrays and pointers implementation): Document
3255 behavior of pointer/integer conversion.
3257 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3259 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3261 2001-08-10 Richard Henderson <rth@redhat.com>
3263 * doc/extend.texi (C Implementation): New chapter.
3264 * doc/gcc.texi (Top): Link it in.
3266 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3268 * doc/install.texi (Specific): Fix CVS merge botch.
3270 2001-08-10 Richard Henderson <rth@redhat.com>
3272 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3273 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3275 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3277 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3278 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3279 this macro is now required.
3281 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3282 loop.c (find_and_verify_loops), reload.c (reload): Check
3283 for rtx code of CALL_INSN, not CALL, when deciding if we
3284 need to check for REG_SETJMP note.
3286 * gcse.c (compute_hash_table, compute_store_table): Update
3287 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3290 * config/avr/avr.c: Fix typo.
3291 * config/convex/convex.c (expand_movstr): Use adjust_address.
3292 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3294 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3295 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3297 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3298 Do define STACK_BOUNDARY.
3299 * config/i370/i370.c: Include expr.h.
3300 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3301 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3302 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3303 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3304 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3305 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3306 * config/romp/romp.c: Include expr.h after tree.h.
3308 (output_fpop): Use xmalloc, not oballoc.
3309 * config/we32k/we32k.c: Include expr.h.
3311 2001-08-10 Kazu Hirata <kazu@hxi.com>
3313 * config/h8300/h8300.h: Fix formatting.
3315 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3317 * c-common.h (RETURN_NULLIFIED_P): Lose.
3318 * c-semantics.c (genrtl_return_stmt): Don't check it.
3320 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3322 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3323 (mips_annotate_frame_insn): New function.
3324 (mips_emit_frame_related_store): New function.
3325 (save_restore_insns): Don't mark instructions that set up the base
3326 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3327 the store instructions instead.
3328 (mips_expand_prologue): If the stack size is moved into a temporary
3329 register, do not mark that move as frame-related. Add a
3330 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3332 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3334 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3335 stack slot as unchanging if current_function_calls_eh_return.
3337 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3339 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3340 access the second half of the TFmode scratch operand.
3342 2001-08-10 Anthony Green <green@redhat.com>
3344 * java/class.c (emit_register_classes): Conditionalize code on
3347 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3349 * doc/install.texi (Specific, avr): Fix cross-reference to the
3350 main manual to work both for info and HTML versions.
3352 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3354 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3355 and "use_goto" argument.
3356 (expand_null_return, expand_value_return): Update all callers.
3357 * function.c (expand_function_end): Remove code to generate simple
3359 * config/vax/vax.md (epilogue): New expander for function return.
3360 * doc/md.texi (epilogue): Remove "if defined".
3362 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3364 * Makefile.in: Partially revert my previous change:
3365 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3366 of the hashtab.o and safe-ctype.o rules.
3368 2001-08-09 Richard Henderson <rth@redhat.com>
3370 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3371 (USE_COLLECT2): Remove duplicate definition.
3372 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3373 (use_collect2): Remove dead code.
3374 * configure.in (use_collect2): Remove will_use_collect2 and
3375 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3376 * configure: Rebuild.
3378 * target.h (targetm.asm_out.constructor): New.
3379 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3380 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3381 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3382 * varasm.c (in_ctors, in_dtors): New.
3383 (assemble_constructor, assemble_destructor): Remove.
3384 (default_stabs_asm_out_destructor): New.
3385 (default_named_section_asm_out_destructor): New.
3386 (dtors_section, default_dtor_section_asm_out_destructor): New.
3387 (default_stabs_asm_out_constructor): New.
3388 (default_named_section_asm_out_constructor): New.
3389 (ctors_section, default_ctor_section_asm_out_constructor): New.
3390 * output.h: Update declarations.
3391 * c-decl.c (c_expand_body): Use target hooks instead of
3392 assemble_constructor and assemble_destructor.
3393 * profile.c (output_func_start_profiler): Likewise.
3394 * objc/objc-act.c (finish_objc): Likewise.
3395 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3396 for the constructor.
3397 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3399 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3400 (DTORS_SECTION_ASM_OP): Likewise.
3401 (__CTOR_LIST__): Use attribute section when possible.
3402 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3404 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3405 ASM_OUTPUT_CONSTRUCTOR.
3407 * config/darwin.c (machopic_asm_out_constructor): New.
3408 (machopic_asm_out_destructor): New.
3409 * config/darwin-protos.h: Update declarations.
3410 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3411 (ASM_OUTPUT_DESTRUCTOR): Remove.
3412 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3413 * config/nextstep.c (nextstep_asm_out_constructor): New.
3414 (nextstep_asm_out_destructor): New.
3415 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3416 (ASM_OUTPUT_DESTRUCTOR): Remove.
3417 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3418 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3419 ASM_OUTPUT_*STRUCTOR.
3420 * config/i386/aix386ng.h: Likewise.
3422 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3423 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3424 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3425 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3426 * config/lynx.h: Likewise.
3427 * config/netware.h: Likewise.
3428 * config/psos.h: Likewise.
3429 * config/alpha/alpha-interix.h: Likewise.
3430 * config/alpha/elf.h: Likewise.
3431 * config/arc/arc.h: Likewise.
3432 * config/arm/aof.h: Likewise.
3433 * config/arm/coff.h: Likewise.
3434 * config/arm/elf.h: Likewise.
3435 * config/c4x/c4x.h: Likewise.
3436 * config/h8300/h8300.h: Likewise.
3437 * config/i386/cygwin.h: Likewise.
3438 * config/i386/djgpp.h: Likewise.
3439 * config/i386/i386-coff.h: Likewise.
3440 * config/i386/i386-interix.h: Likewise.
3441 * config/i386/sco5.h: Likewise.
3442 * config/i386/vsta.h: Likewise.
3443 * config/i386/win32.h: Likewise.
3444 * config/i960/i960-coff.h: Likewise.
3445 * config/ia64/sysv4.h: Likewise.
3446 * config/m68hc11/m68hc11.h: Likewise.
3447 * config/m68k/coff.h: Likewise.
3448 * config/m68k/mot3300.h: Likewise.
3449 * config/m88k/m88k.h: Likewise.
3450 * config/mcore/mcore-pe.h: Likewise.
3451 * config/mcore/mcore.h: Likewise.
3452 * config/mips/elf.h: Likewise.
3453 * config/mips/elf64.h: Likewise.
3454 * config/mips/iris6.h: Likewise.
3455 * config/pa/pa64-hpux.h: Likewise.
3456 * config/rs6000/sysv4.h: Likewise.
3457 * config/sh/sh.h: Likewise.
3458 * config/sparc/litecoff.h: Likewise.
3460 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3461 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3462 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3463 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3464 (ASM_OUTPUT_DESTRUCTOR): Remove.
3465 * config/a29k/a29k.c: Move include of tree.h.
3466 * config/a29k/udi.h: Delete file.
3467 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3468 (vms_asm_out_destructor): New.
3469 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3470 (EXTRA_SECTION_FUNCTIONS): Likewise.
3471 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3472 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3473 * config/c4x/c4x.c: Move include of tree.h.
3474 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3475 (clix_asm_out_destructor): New.
3476 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3477 (ASM_OUTPUT_DESTRUCTOR): Remove.
3478 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3479 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3480 (TARGET_ASM_CONSTRUCTOR): New.
3481 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3482 (sco_asm_out_constructor): New.
3483 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3484 * config/i386/svr3gas.h: Remove stack grows up code.
3485 Remove code duplicated from i386/sysv3.h.
3486 (TARGET_ASM_CONSTRUCTOR): New.
3487 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3488 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3489 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3490 (TARGET_ASM_CONSTRUCTOR): New.
3491 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3492 (m68hc11_asm_out_destructor): New.
3493 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3494 (TARGET_ASM_DESTRUCTOR): New.
3495 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3496 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3497 config/svr3.h pertaining to section manipulation.
3498 * config/m68k/dpx2g.h: Remove #if 0 code.
3499 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3500 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3501 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3502 (TARGET_ASM_CONSTRUCTOR): New.
3503 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3504 (m88k_svr3_asm_out_constructor): New.
3505 (m88k_svr3_asm_out_destructor): New.
3506 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3507 (ASM_OUTPUT_DESTRUCTOR): Remove.
3508 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3509 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3510 * config/rs6000/aix.h: Likewise.
3511 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3512 * config/mips/vxworks.h: Likewise.
3513 * config/rs6000/lynx.h: Likewise.
3514 * config/sh/elf.h: Likewise.
3515 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3516 (DTORS_SECTION_ASM_OP): New.
3517 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3518 (ASM_OUTPUT_DESTRUCTOR): Remove.
3519 * config/sparc/sol2-sld-64.h: Likewise.
3520 * config/vax/vax.c (vms_asm_out_constructor): New.
3521 (vms_asm_out_destructor): New.
3522 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3523 (ASM_OUTPUT_DESTRUCTOR): Remove.
3524 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3526 * doc/tm.texi (@node Initialization): Update.
3528 2001-08-09 Richard Henderson <rth@redhat.com>
3530 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3531 (__do_global_dtors_aux): Use gp-relative static data to avoid
3532 one dynamic relocation.
3533 (__do_frame_setup): Register Java classes.
3534 * config/alpha/crtend.asm (__JCR_END__): New.
3536 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3538 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3539 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3540 (GEN, STAGESTUFF): Add new files.
3541 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3542 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3543 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3544 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3545 as well as insn-codes.h and insn-flags.h in config.h; and no
3546 extra headers in tconfig.h and hconfig.h.
3548 * gencodes.c: Eliminate code to generate predicate declarations
3549 or #defines for md-file constants.
3550 * genconstants.c, genpreds.c: New files.
3552 * i386.md: Re-order guard expressions such that TARGET_64BIT
3553 comes first, when this permits better optimization. Add
3554 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3555 why this is desirable.
3557 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3559 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3560 (find_fde_for_dso): Remove.
3561 (_Unwind_IteratePhdrCallback): New.
3562 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3563 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3565 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3567 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3568 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3570 2001-08-09 Graham Stott <grahams@redhat.com>
3572 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3573 (vis_no_unit): Use it.
3574 (visualize_no_unit): Add the insn only if room exists.
3576 2001-08-09 Graham Stott <grahams@redhat.com>
3578 * predict.c (estimate_probability): Replace magic numbers with
3579 appropriate enumeration.
3581 2001-08-09 Graham Stott <grahams@redhat.com>
3583 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3585 (EXTRACT_FLAGS): Likewise.
3587 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3589 * config/mips/mips.c (mips_legitimate_address_p): Check for
3590 CONST_INT in last patch.
3592 2001-08-08 Anthony Green <green@redhat.com>
3594 * java/class.c (emit_register_classes): Use assemble_jcr if
3595 possible. Keep the original mechanism as a fallback.
3596 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3597 and weak symbol support.
3598 * crtstuff.c (__JCR_LIST__): Define.
3599 (__JCR_END__): Define.
3600 (_Jv_RegiserClasses): Define weak symbol if possible.
3601 (__do_global_ctors_aux): Register classes for ELF targets with
3602 weak symbol support.
3604 2001-08-08 Kazu Hirata <kazu@hxi.com>
3606 * dbxout.c: Fix comment formatting.
3607 * dependence.c: Likewise.
3609 * diagnostic.c: Likewise.
3610 * dominance.c: Likewise.
3611 * doprint.c: Likewise.
3612 * dwarf2out.c: Likewise.
3613 * dwarfout.c: Likewise.
3614 * emit-rtl.c: Likewise.
3615 * except.c: Likewise.
3616 * explow.c: Likewise.
3617 * expmed.c: Likewise.
3620 * fold-const.c: Likewise.
3621 * function.c: Likewise.
3623 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3625 * global.c (retry_global_alloc): Avoid shadowing allocno.
3627 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3629 * except.c (remove_fixup_regions): Fix typo.
3631 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3633 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3634 unsigned HOST_WIDE_INT to avoid warning.
3635 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3636 * flow.c (set_block_for_new_insns): Likewise.
3638 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3640 * sibcall.c (return_value_pseudo): New static variable.
3641 (skip_copy_to_return_value): Handle return_value_pseudo.
3642 (call_ends_block_p): Ensure that return_value_pseudo is set.
3643 (optimize_sibling_and_tail_recursive_call): Discover the
3644 load of pseudo return value in alternate exit block.
3646 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3648 * calls.c (ECF_ALWAYS_RETURN): New constant.
3649 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3650 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3651 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3652 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3653 * rtl.c (reg_note_name): New name.
3654 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3656 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3658 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3660 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3662 * alias.c (get_alias_set): Return a previously calculated
3663 alias set for a VAR_DECL.
3664 * function.c (gen_mem_addressof): Calculate the alias set before
3667 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3669 * predict.def: Set hitrates according our experimental run.
3671 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3673 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3675 2001-08-08 H.J. Lu <hjl@gnu.org>
3677 * config/mips/mips.c (mips_unique_section): New. Copied from
3680 * config/mips/mips-protos.h (mips_unique_section): New
3683 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3685 * config/mips/little.h: New. Generic little endian mips
3686 targets. Only mips*-*-linux* is converted to use it so far.
3688 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3689 (WCHAR_TYPE): Defined
3690 (WCHAR_TYPE_SIZE): Likewise.
3691 (INIT_SUBTARGET_OPTABS): Likewise.
3692 (BSS_SECTION_ASM_OP): Likewise.
3693 (SBSS_SECTION_ASM_OP): Likewise.
3694 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3695 (ASM_DECLARE_OBJECT_NAME): Likewise.
3696 (UNIQUE_SECTION): Likewise.
3697 (EXTRA_SECTIONS): Likewise.
3698 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3699 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3700 (ASM_OUTPUT_DEF): Likewise.
3701 (HANDLE_SYSV_PRAGMA): Removed.
3702 (NO_IMPLICIT_EXTERN_C): Likewise.
3703 (TARGET_MEM_FUNCTIONS): Likewise.
3704 (STARTFILE_SPEC): Likewise.
3705 (ENDFILE_SPEC): Likewise.
3706 (LIB_SPEC): Likewise.
3707 (INVOKE__main): Likewise.
3708 (CTOR_LIST_BEGIN): Likewise.
3709 (CTOR_LIST_END): Likewise.
3710 (DTOR_LIST_BEGIN): Likewise.
3711 (DTOR_LIST_END): Likewise.
3712 (SET_ASM_OP): Likewise.
3713 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3714 (ASM_OUTPUT_DEF): Likewise.
3715 (ASM_OUTPUT_IDENT): Likewise.
3717 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3718 (CPLUSPLUS_CPP_SPEC): Likewise.
3719 (ASM_APP_ON) Redefine only if not defined.
3720 (ASM_APP_OFF): Likewise.
3721 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3722 (ASM_OUTPUT_IDENT): Likewise.
3724 * config.gcc: Update tm_file for Linux/mips.
3726 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3728 * cselib.c (cselib_record_sets): If insn is predicated, turn
3729 sources into IF_THEN_ELSEs.
3731 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
3732 Turn into define_insn_and_split.
3734 * sched-deps.c: Include "cselib.h".
3735 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
3736 Use cselib to turn memory addresses into VALUEs.
3737 (sched_analyze): Call cselib_init/cselib_finish if necessary.
3738 * sched-int.h (struct sched_info): New member USE_CSELIB.
3739 * sched-ebb.c (ebb_sched_info): Initialize it.
3740 * sched-rgn.c (rgn_sched_info): Likewise.
3741 * Makefile.in (sched-deps.o): Update dependencies.
3743 * cselib.h (cselib_subst_to_values): Declare.
3744 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
3745 that have no value and autoincs to be handled by generating a new
3748 2001-08-08 Graham Stott <grahams@redhat.com>
3750 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
3751 within fixed length SEQUENCE.
3753 2001-08-08 Graham Stott <grahams@redhat.com>
3755 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
3756 (diagnostic_prefixing_rule): Likewise.
3757 (diagnostic_line_cutoff): Likewise.
3758 (diagnostic_kind_count): Likewise.
3760 2001-08-08 Graham Stott <grahams@redhat.com>
3762 * alias.c (find_base_decl): Delete redundent assignment.
3764 2001-08-08 Graham Stott <grahams@redhat.com>
3766 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
3767 (abs): Uppercase and paranthesize macro parameter.
3768 (MEM_DEPENDENCY): Add whitespace.
3770 2001-08-08 Graham Stott <grahams@redhat.com>
3772 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
3773 failure check for CONST_INT
3775 2001-08-08 Graham Stott <grahams@redhat.com>
3777 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
3778 (libcall_dead_p): Likewise.
3780 (mark_used_regs): Constify fmt.
3781 (find_use_as_address): Likewise.
3783 2001-08-08 Graham Stott <grahams@redhat.com>
3785 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
3788 2001-08-08 Graham Stott <grahams@redhat.com>
3790 * combine.c (combine_simplify_rtx): Update comment and
3791 remove erroneous test.
3793 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3795 * cppinit.c (cpp_finish): Pop the final buffer without comment.
3796 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
3797 take care to avoid multiple no-newline at EOF warnings in that
3800 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
3802 * calls.c (expand_call): Do not emit INSN_SETJMP note.
3803 (emit_library_call_value_1): Likewise.
3804 (emit_call_1): Emit REG_SETJMP note.
3805 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
3807 * cselib.c (cselib_process_insn): Likewise.
3808 * flow.c (propagate_block): Likewise.
3809 * loop.c (find_and_verify_loops): Likewise.
3810 * reload.c (find_equiv_regs): Likewise.
3811 * reload1.c (reload): Likewise.
3812 * resource.c (mark_referenced_resources,
3813 mark_set_resources): Likewise.
3814 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
3815 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
3816 * haifa-sched.c (unlink_other_notes): Likewise.
3817 (reemit_notes): Likewise.
3818 * sched-ebb.c (sched_ebb): Likewise.
3819 * sched-rgc.c (sched_region): Likewise.
3820 * rtl.c (note_insn_name): Likewise.
3821 (reg_note_name): Add REG_SETJMP
3822 * rtl.h (reg_note): Add REG_SETJMP.
3823 (insn_note): Remove NOTE_INSN_SETJMP.
3825 * profile.c (branch_prob): Add fake edges for setjmp.
3827 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
3829 * config.gcc: Quote target_cpu_default2 correctly for
3830 powerpc*-*-* targets.
3832 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3834 * cpplib.h, line-map.h: Update comments.
3835 * cppmain.c (printer_init): Move inline.
3836 (maybe_print_line, print_line): Take a map pointer.
3837 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
3838 (cb_file_change): Don't use prior value of print.map.
3840 2001-08-07 David Edelsohn <edelsohn@gnu.org>
3842 * doc/install.texi: Document fine-grained multilib configuration.
3844 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3846 * rtlanal.c (find_first_parameter_load): Call note_stores
3847 only on the instructions.
3849 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3851 * alias.c (nonlocal_mentioned_p):
3852 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
3853 * calls.c (emit_call_1): Likewise.
3854 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
3855 * cselib.c (cselib_process_insn): Likewise.
3856 * df.c (df_insns_modify): Likewise.
3857 * flow.c (need_fake_edge_p): Likewise.
3858 (propagate_one_insn): Likewise.
3859 * haifa-sched.c (reemit_notes): Likewise.
3860 * integrate.c (copy_insn_list): Likewise.
3861 * jump.c (delete_prior_computation): Likewise.
3862 * local-alloc.c (validate_equiv_mem): Likewise.
3863 * loop.c (scan_loop): Likewise.
3864 * predict.c (estimate_probability): Likewise.
3865 * reload.c (reload): Likewise.
3866 * sched-deps (sched_analyze): Likewise.
3867 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
3868 * gcse.c (compute_hash_table): Likewise.
3869 (mark_call): Likewise.
3870 (store_killed_in_insn): Likewise.
3872 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
3874 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
3876 2001-08-06 Richard Henderson <rth@redhat.com>
3878 * varasm.c (assemble_gc_entry): Remove.
3879 * output.h: Likewise.
3881 2001-08-06 Richard Henderson <rth@redhat.com>
3883 * varasm.c (assemble_constructor): Take a symbol_ref and a
3884 priority instead of a bare string. Move priority handling
3885 here from cp/decl2.c.
3886 * output.h: Update decls.
3888 * c-decl.c (c_expand_body): Update calls to assemble_constructor
3889 and assemble_destructor.
3890 * profile.c (output_func_start_profiler): Likewise.
3891 * objc/objc-act.c (finish_objc): Likewise.
3892 (build_module_descriptor): Return the symbol not the symbol name.
3894 2001-08-06 David Edelsohn <edelsohn@gnu.org>
3896 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
3897 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
3898 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
3899 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
3900 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
3901 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
3903 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
3905 * cpperror.c (print_containing_files): Moved to line-map.c.
3906 (print_location): line-map.c handles re-listing or otherwise.
3907 * cpphash.h (struct lexer_state): Remove next_bol.
3908 (struct cpp_buffer): Remove include_stack_listed.
3909 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
3910 Remove faked buffer handling.
3911 (_cpp_do_file_change): Tweak.
3912 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
3913 * cppmain.c (struct printer): Remove filename.
3914 (print_line, cb_file_change): Update accordingly.
3915 * line-map.c: Include intl.h.
3916 (init_line_maps): Initialize last_listed.
3917 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
3918 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
3919 (print_containing_files): New.
3920 * line-map.h (struct line_maps): New member last_listed.
3921 (print_containing_files, INCLUDED_FROM): New.
3922 * Makefile.in: Update.
3923 * po/POTFILES.in: Add line-map.c.
3925 2001-08-06 Richard Henderson <rth@redhat.com>
3927 * except.c (convert_from_eh_region_ranges_1): Never mark
3928 USE or CLOBBER insns as throwing.
3930 * expr.c (store_constructor): Don't clobber memory targets.
3932 2001-08-06 Andreas Jaeger <aj@suse.de>
3934 * profile.c (branch_prob): Remove unused variable insn.
3936 * Makefile.in (local-alloc.o): Add dependency on except.h.
3938 * local-alloc.c: Include except.h for can_throw_internal prototype.
3940 2001-08-06 Richard Henderson <rth@redhat.com>
3942 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3943 * function.c (expand_main_function): Implement it.
3944 * doc/tm.texi: Document it.
3946 2001-08-06 Stan Shebs <shebs@apple.com>
3948 * doc/install.texi: Document powerpc-*-darwin* details.
3950 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
3952 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
3953 (ASM_CPU_SPEC): Move back to rs6000.h
3954 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
3956 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
3958 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
3961 * config/rs6000/linux64.h: Ditto.
3963 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
3964 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
3967 Remove accidently readded definitions of FUNCTION_PROLOGUE,
3968 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
3970 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
3973 2001-08-05 Richard Henderson <rth@redhat.com>
3975 * local-alloc.c (update_equiv_regs): Do not move insns that
3978 2001-08-05 Jan Hubicka <jh@suse.cz>
3980 * Makefile.in (reload1.o): Add dedendancy on except.h
3981 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
3983 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
3984 indicating wehther edges has been cleaned up.
3985 * reload1.c: Inlucde except.h
3986 (fixup_abnormal_edges): Accept deleted insns.
3987 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
3990 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
3992 * cpplib.c (do_line): Correct line number after pop_buffer.
3994 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
3996 PR preprocessor/3824
3997 * line-map.c: Update comments.
3998 * line-map.h: Update comments.
3999 * tradcif.y: Don't consider large numbers unsigned.
4001 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4003 PR preprocessor/3081
4004 * c-lex.c (map): New.
4005 (cb_file_change): Update map and use it.
4006 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4007 (c_lex): Update to use map.
4008 * cpperror.c (print_location): Move to using logical line numbers.
4009 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4010 (cpp_make_system_header): Similarly.
4011 (_cpp_execute_include): Stop line numbering hacks. Store the
4012 line we will return to.
4013 * cpphash.h (CPP_BUF_LINE): Remove.
4014 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4015 Add map and return_to_line.
4016 (_cpp_do_file_change): Update.
4017 * cppinit.c (cpp_start_read): Update line kludge.
4018 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4019 (trigraph_ok): Use logical line numbers for diagnostics.
4020 (skip_block_comment): Likewise.
4021 (skip_whitespace): Likewise.
4022 (skip_line_comment): Use pfile->line instead.
4023 (_cpp_lex_token): Update to use logical line numbering exclusively.
4024 Handle BOL locally. Accept new lines in directives, but keep
4025 pfile->line decremented. Diagnostics use logical lines. Update
4027 * cpplib.c (SEEN_EOL): New.
4028 (skip_rest_of_line, check_eol): Use it.
4029 (end_directive): Increase line number when accepting the newline
4030 at the end of a directive.
4031 (run_directive): Simplify.
4032 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4033 (_cpp_do_file_change): Update to take buffer line number as an
4034 argument, and store the current map in the cpp_reader. Remove
4035 line number kludges.
4036 (_cpp_do__Pragma): Restore output position after a _Pragma.
4037 (cpp_push_buffer): Don't set output line or lineno.
4038 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4039 Remove line kludge. Set output_line.
4040 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4041 (parse_arg): Use logical lines.
4042 (save_lookahead_token): Save EOFs too now.
4043 * cppmain.c (struct printer): Fix comments.
4044 (printer_init): Simplify, let caller do errors.
4045 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4046 (maybe_print_line): Simplify.
4047 (print_line): Don't print a linemarker if -P.
4048 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4049 (cb_file_change): Simplify.
4050 * line-map.h (LAST_SOURCE_LINE): Fix.
4051 (CURRENT_LINE_MAP): New.
4053 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4055 * doloop.c (doloop_modify_runtime): Properly compute number of
4056 iterations if loop was unrolled.
4058 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4059 if their CSELIB_VAL_PTRs are.
4061 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4062 (setup_spill_pointers): Initialize it.
4063 (spill_restore_mem): Set it.
4064 (do_spill, do_restore): Use it to add REG_INC note.
4065 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4067 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4068 asms if other insns are available.
4070 * config/ia64/ia64.c (condop_operator): New predicate.
4071 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4072 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4075 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4076 temporary register than directly using a MEM.
4078 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4080 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4081 parameter in last change.
4083 2001-08-04 Zack Weinberg <zackw@panix.com>
4085 * sparc.md: Don't use #if inside C test expression.
4087 2001-08-04 Richard Henderson <rth@redhat.com>
4089 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4091 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4093 * cpphash.h (struct cpp_reader): New member directive_line.
4094 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4095 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4096 do_pragma): Pass line to callbacks.
4097 (start_directive): Record line of directive.
4098 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4099 cb_include): Similarly.
4100 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4103 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4105 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4108 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4110 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4112 * reload1.c (fixup_abnormal_edges): New static function.
4115 * flow.c (need_fake_edge_p): New function.
4116 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4117 avoid call insn to be very last insn in the insn stream.
4119 * profile.c (branch_prob): Call flow_call_edges_add instead of
4120 doing that by hand; cleanup cfg to re-merge basic blocks once
4123 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4125 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4126 are also on line-map.h.
4127 * cppfiles.c (stack_include_file): Update.
4128 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4129 (_cpp_pop_buffer): New.
4130 * cppinit.c (cpp_destroy, cpp_finish): Update.
4131 (do_includes): Mark each buffer to return at EOF.
4132 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4133 return as requested.
4134 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4135 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4136 * cpplib.h (cpp_pop_buffer): Remove.
4137 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4138 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4140 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4142 (do_preprocessing): Update.
4143 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4144 * c-parse.in (_yylex): Similarly.
4145 * scan-decls.c (scan_decls): Similarly.
4146 * line-map.h: Update comments.
4148 * objc/Make-lang.in (objc-act.o): Update dependencies.
4150 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4152 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4153 and soft register for operand 0.
4154 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4156 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4158 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4159 register for operand 0.
4160 ("bitcmpqi_z_used"): Allow memory for operand 0.
4161 (split "bitcmpqi"): New split to handle address reg as operand 1.
4163 2001-08-04 Andreas Jaeger <aj@suse.de>
4165 * gcse.c: Revert Daniel's last patch.
4167 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4169 * sparc-protos.h: Add prototypes for fp_zero_operand and
4171 * sh-protos.h: Add prototype for fpul_operand.
4173 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4175 * doc/extend.texi (Other Builtins): Fix typo in last change.
4177 2001-08-03 Richard Henderson <rth@redhat.com>
4179 * target.h (gcc_target): Add asm_out.named_section,
4180 section_type_flags, have_named_sections.
4181 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4182 (TARGET_HAVE_NAMED_SECTIONS): New.
4183 (TARGET_SECTION_TYPE_FLAGS): New.
4185 * Makefile.in (toplev.o): Depend on TARGET_H.
4186 (varasm.o, dbxout.o): Likewise.
4187 * c-common.c (decl_attributes): Check targetm.have_named_sections
4188 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4189 * dbxout.c (dbxout_function_decl): Likewise.
4190 (dbxout_function_end): Likewise.
4191 * toplev.c (compile_file): Likewise.
4192 * varasm.c (exception_section): Likewise.
4193 * cp/decl2.c (finish_objects): Likewise.
4195 * defaults.h (EH_FRAME_SECTION): Remove.
4196 (EH_FRAME_SECTION_ASM_OP): Remove.
4197 (EH_FRAME_SECTION_NAME): New.
4198 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4199 (UNIQUE_SECTION_P): Remove.
4200 * dwarf2out.c (SECTION_FORMAT): Remove.
4201 (ASM_OUTPUT_SECTION): Remove.
4202 (output_call_frame_info): Use named_section_flags.
4203 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4204 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4205 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4206 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4207 (named_section_flags): New.
4208 (named_section): Use it and targetm.section_type_flags.
4209 (resolve_unique_section): New.
4210 (assemble_start_function): Use it.
4211 (asm_emit_uninitialised, assemble_variable): Likewise.
4212 (default_section_type_flags): New.
4213 (default_no_named_section, default_elf_asm_named_section): New.
4214 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4215 * output.h: Update varasm.c decls.
4216 (SECTION_*): New flags.
4218 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4219 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4221 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4222 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4223 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4224 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4225 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4226 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4227 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4228 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4229 * config/pa/pa64-hpux.h,
4231 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4232 (TARGET_ASM_NAMED_SECTION): New.
4233 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4234 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4235 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4236 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4237 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4238 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4239 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4240 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4241 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4242 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4243 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4244 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4245 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4246 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4247 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4248 * config/sparc/sysv4.h: Likewise.
4250 * config/nextstep.h: Error until named sections implemented.
4252 * config/a29k/a29k.c (a29k_asm_named_section): New.
4253 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4254 (vms_section_type_flags, vms_asm_named_section): New.
4255 * config/arm/arm.c (arm_elf_asm_named_section): New.
4256 * config/avr/avr.c (asm_output_section_name): Remove.
4257 * config/avr/avr-protos.h: Update.
4258 * config/c4x/c4x.c (c4x_asm_named_section): New.
4259 * config/h8300/h8300.c (h8300_asm_named_section): New.
4260 * config/i386/i386.c (sco_asm_named_section): New.
4261 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4262 (i386_pe_section_type_flags): New.
4263 (i386_pe_asm_named_section): New.
4264 * config/i386/i386-protos.h: Update.
4265 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4266 * config/mcore/mcore.c (mcore_asm_named_section): New.
4267 * config/mips/mips.c (iris6_asm_named_section): New.
4268 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4269 instead of UNIQUE_SECTION_P.
4270 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4271 (xcoff_asm_named_section): New.
4272 * config/sh/sh.c (sh_asm_named_section): New.
4273 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4275 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4276 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4277 (EH_FRAME_SECTION_NAME): New.
4278 (EXCEPTION_SECTION): New.
4279 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4280 (DEBUG_*_SECTION): Remove.
4281 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4282 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4283 (EH_FRAME_SECTION_ASM_OP): Remove.
4285 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4286 (ASM_OUTPUT_SECTION_NAME): Remove.
4287 (TARGET_ASM_NAMED_SECTION): New.
4288 (TARGET_HAVE_NAMED_SECTIONS): New.
4289 (TARGET_SECTION_TYPE_FLAGS): New.
4290 (EH_FRAME_SECTION_ASM_OP): Remove.
4291 (EH_FRAME_SECTION_NAME): New.
4293 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4295 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4296 for complex expressions when cfun == 0.
4297 * doc/extend.texi: Document that __builtin_constant_p can be
4298 used in data initializers as well as functions.
4300 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4302 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4303 variable I locally, instead of expecting a declaration in the
4306 2001-08-03 Richard Henderson <rth@redhat.com>
4308 * except.c (collect_one_action_chain): Add an explicit cleanup
4309 action if regions surrounding a catch were encoded entirely
4310 within the call-site entry.
4312 2001-08-03 Richard Henderson <rth@redhat.com>
4314 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4315 don't take REGNO of a non-register.
4317 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4319 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4320 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4321 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4322 (__gthread_mutex_init_function): New function for mutex initialization.
4324 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4326 * Makefile.in: Revert screwed up commit.
4328 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4330 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4331 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4332 merged by linker script to get a final _exit().
4333 (__do_global_dtors): New for destructor handling in specific exit
4335 (__do_global_ctors): New for constructors in specific install section.
4336 (__map_data_section): Map data sections before running constructors.
4337 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4338 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4339 (DTORS_SECTION_ASM_OP): Likewise.
4340 (CTORS_SECTION_FUNCTION): Define to force a reference to
4342 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4344 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4346 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4348 * Makefile.in: Add df.h to gcse.c dependencies.
4350 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4352 * varasm.c (output_constant_def_contents): Use for the length of a
4353 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4354 depending on which is larger.
4356 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4358 * gcse.c: Include df.h for use as a dataflow analyzer.
4360 Declaration of reg_set_info: gone.
4361 New df_analyzer variable used by store motion.
4362 (reg_set_info): Deleted.
4363 (mark_mem_regs): New function, analyze regs used by a mem.
4364 (store_ops_ok): Use dataflow analyzer results to determine if
4365 necessary regs are changed in the block.
4366 (find_moveable_store): Remove check for symbol ref, we can handle
4367 much more complex expressions now.
4368 (compute_store_table): Remove most of the code, it's unnecessary
4369 now that the dataflow analyzer records the info for us.
4370 (store_killed_after): Add parameter to say whether to do the
4371 store_ops_okay test, used to speed up testing when we already know
4372 the answer, and just want to know if the store itself was killed.
4373 (build_store_vector): Largely rewritten to calculate the various
4374 vectors properly, and somewhat optimized.
4375 (store_motion): Init the df_analyzer, get REG_DEF chains.
4376 Also handle trapping expressions (since mems almost always trap)
4377 (simple_mem): Redefine what a simple mem is.
4379 2001-08-03 DJ Delorie <dj@redhat.com>
4381 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4382 set from a constant part of the condition.
4384 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4386 * mkdeps.c (deps_add_default_target): Make local variable
4387 ``start'' a const char pointer.
4388 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4390 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4392 * doc/install.texi (Configuration): Fix markup.
4393 (Specific, i?86-*-udk): Likewise.
4394 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4396 Document --enable-threads and --enable-libgcj status.
4397 (Specific, mips-sgi-irix*): Canonicalize triples.
4398 (Specific, mips-sgi-irix5): Warn about problems with this config.
4399 Mention required GNU as patch.
4400 Native assembler problems are fixed.
4401 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4402 Document --enable-threads and --enable-libgcj status.
4404 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4406 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4409 2001-08-03 Richard Henderson <rth@redhat.com>
4411 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4414 2001-08-03 Richard Henderson <rth@redhat.com>
4416 * rtlanal.c (find_first_parameter_load): Stop if we
4417 reach a CODE_LABEL at BOUNDARY.
4419 2001-08-03 Richard Henderson <rth@redhat.com>
4421 * config/alpha/alpha.md (force_movdi): New insn.
4422 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4423 Tweek FRP marking of VMS prologue insns.
4424 * config/alpha/vms.h (EPILOGUE_USES): New.
4426 2001-08-02 Richard Henderson <rth@redhat.com>
4428 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4430 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4432 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4433 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4434 config/convex/convex.h, config/d30v/d30v.c,
4435 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4436 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4437 config/mips/mips.h, config/mn10200/mn10200.h,
4438 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4439 config/v850/v850.h, config/vax/openbsd.h,
4440 config/vax/openbsd1.h, config/vax/ultrix.h,
4441 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4442 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4443 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4444 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4445 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4446 in comments and documentation.
4448 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4452 * Makefile.in (line-map.o): New.
4453 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4454 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4455 * cpperror.c (print_containing_files): Similarly.
4456 (print_location): Update. Don't output a space before _Pragma.
4457 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4458 (stack_include_filee, cpp_make_system_header): Update.
4459 (_cpp_execute_include): Get logical line number right for calling
4460 as-yet-unterminated #include.
4461 * cpphash.h (struct cpp_reader): Add line_maps.
4462 (_cpp_do_file_change): Update.
4463 * cppinit.c (cpp_create_reader): Initialize line maps.
4464 (cpp_destroy): Destroy line maps.
4465 (cpp_start_read): Get logical line number right.
4466 * cpplex.c (parse_string): Only warn once for multi-line strings.
4467 Use boolean variable for null warning.
4468 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4470 (do_include_common): End the directive early.
4471 (do_line): Don't warn about out-of-range lines in preprocessed
4472 source. Update. Remove unused variables.
4473 (_cpp_do_file_change): Update for new line mapping.
4474 (pragma_cb): New typedef.
4475 (cpp_register_pragma): Stop looking ahead before calling the
4477 (do_pragma_system_header): End directive early.
4478 (cpp_get_line_maps): New.
4479 (cpp_pop_buffer): Fudge logical line. Update.
4480 * cpplib.h: Include line-map.h
4481 (enum cpp_fc_reason): Remove.
4482 (struct cpp_file_change): Update.
4483 (cpp_get_line_maps): New.
4484 * cppmain.c (struct_printer): New member map.
4485 (cb_file_change): Update for new mappings.
4486 * fix-header.c (cb_file_change): Similarly.
4488 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4490 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4491 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4493 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4495 * config/vax/vax.c: include expr.h.
4497 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4499 * Makefile.in ($(srcdir)/configure): Only rebuild in
4501 ($(srcdir)/config.in): Only define in maintainer mode.
4502 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4504 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4506 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4508 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4510 * gcc.c (set_collect_gcc_options): New function, split out from
4512 Ignore elided switches.
4513 (do_spec_1): Invoke before executing command.
4514 (set_input): Export.
4515 Move declaration ...
4516 * gcc.h (set_input): ... here.
4517 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4520 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4523 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4525 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4527 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4529 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4530 for the unnamed instructions it expands to.
4532 2001-08-02 Richard Henderson <rth@redhat.com>
4534 * regclass.c (call_really_used_regs): Conditionally define.
4535 (init_reg_sets_1): Don't use it if not defined.
4536 (fix_register): Similarly, don't set it.
4538 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4540 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4541 Correct comment that had been missed in the previous change.
4543 2001-08-01 Stan Shebs <shebs@apple.com>
4545 * config/darwin.c (machopic_stub_name): Try matching by name.
4546 (update_stubs): New function.
4547 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4550 2001-08-01 Richard Henderson <rth@redhat.com>
4552 * except.c (output_function_exception_table): Use assemble_align.
4553 * varasm.c (assemble_eh_label): Remove.
4554 (assemble_eh_align, assemble_eh_integer): Remove.
4556 2001-08-01 Robert Lipe <robertl@caldera.com>
4558 * dwarfout.c: Remove reference to README.DWARF.
4560 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4562 * regclass.c (call_really_used_regs): New array for registers which
4563 are actually used by a call.
4564 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4566 (fix_register): Set call_really_used too.
4567 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4568 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4570 2001-08-01 Richard Henderson <rth@redhat.com>
4572 * read-rtl.c (read_name): Consider \r whitespace.
4574 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4576 * config.gcc: Recognize powerpc-*-netbsd*.
4578 * doc/install.texi (Host/target specific installation notes for
4579 GCC): Mention powerpc-*-netbsd*.
4581 * config/rs6000/netbsd.h: New file.
4582 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4583 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4584 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4585 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4586 (TARGET_VERSION): Redefine.
4588 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4589 mcall-netbsd as a match for mcall-sysv.
4590 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4591 (ncrti.S, ncrtn.S): New targets.
4592 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4594 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4595 "netbsd' as a V4 ABI.
4596 (ASM_SPEC): Check for -mcall-netbsd.
4597 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4598 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4599 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4600 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4601 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4602 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4603 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4605 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4606 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4608 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4610 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4611 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4612 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4613 including "unwind-pe.h".
4615 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4617 * rs6000.md (define_splits): Kill unused constraints.
4619 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4620 Jan Hubicka <jh@suse.cz>
4622 * function.c (thread_prologue_and_epilogue_insns): Kill code
4623 dealing with non-existent CFG.
4625 2001-08-01 Kazu Hirata <kazu@hxi.com>
4627 * alias.c: Fix comment formatting.
4628 * bitmap.c: Likewise.
4629 * builtins.c: Likewise.
4630 * calls.c: Likewise.
4631 * c-common.c: Likewise.
4632 * c-decl.c: Likewise.
4633 * c-dump.c: Likewise.
4634 * c-lex.c: Likewise.
4635 * collect2.c: Likewise.
4636 * combine.c: Likewise.
4637 * conflict.c: Likewise.
4638 * cppfiles.c: Likewise.
4639 * cppinit.c: Likewise.
4640 * cpplex.c: Likewise.
4641 * cpplib.c: Likewise.
4642 * cppmacro.c: Likewise.
4643 * cppspec.c: Likewise.
4644 * c-pragma.c: Likewise.
4645 * crtstuff.c: Likewise.
4647 * cselib.c: Likewise.
4648 * c-semantics.c: Likewise.
4649 * c-typeck.c: Likewise.
4651 2001-08-01 H.J. Lu <hjl@gnu.org>
4653 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4655 2001-08-01 H.J. Lu <hjl@gnu.org>
4657 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4659 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4661 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4662 contextualizing Objective-C class name lookup by the lexer.
4663 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4665 (protocoldef): Add support for forward @protocol declarations.
4666 (yylexname): Suppress ObjC class name lookup in certain contexts;
4667 re-enable after lookup is complete.
4668 (_yylex): Re-enable ObjC class name lookup when certain
4669 punctuation marks are seen.
4671 * objc/objc-act.c (check_protocol_recursively): New function used
4672 for finding circular dependencies in protocols.
4673 (objc_declare_protocols): New function for handling forward
4674 @protocol declarations.
4675 (receiver_is_class_object): Detect the case when 'self' is used
4676 inside of a class method.
4677 (build_message_expr): Issue a warning if class method is desired
4678 but instance method is found instead.
4679 (conforms_to_protocol): Streamline.
4680 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4681 protocol Foo, even if 'Bar foo' does not.
4682 (check_protocols): Streamline.
4683 (start_protocol): Add checks for circular and duplicate protocol
4685 (encode_aggregate_within): For typedefs of structs, encode the
4687 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4688 (objc_declare_protocols): New prototype.
4690 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4692 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4693 * cpplex.c (handle_newline): Update prototype. Maintain logical
4695 (skip_escaped_newlines, skip_block_comment, parse_string):
4697 (_cpp_lex_token): Update, and store token position within the token.
4698 * cpplib.h (struct cpp_token): Add line and column entries.
4699 * cppmacro.c (replace_args): Position stringified tokens correctly.
4701 2001-08-01 Andreas Jaeger <aj@suse.de>
4703 * basic-block.h: Add prototype for last_loop_beg_note.
4705 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4707 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4708 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4710 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4711 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4712 expand_decl_cleanup.
4713 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4715 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4716 operand while calling simple_cst_equal.
4717 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4718 operand is the cleanup expression, the third is the RTL_EXPR.
4719 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
4721 2001-07-31 Jeff Sturm <jsturm@one-point.com>
4723 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
4725 2001-07-31 matthew green <mrg@eterna.com.au>
4727 * config.gcc (i386-*-netbsdelf): New description.
4728 * config/i386/netbsd-elf.h: New file.
4730 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
4732 * loop.c (check_dbra_loop): Use single_set to compute
4735 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
4737 PowerPC reorg and support for powerpc64-*-linux*.
4739 Also fixes emitting of constants on 32 bit and 64 bit
4742 * config.gcc: powerpc64-*-linux* is a new target.
4743 Things that needed aix.h now also include xcoff.h
4745 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
4747 Move AIX specific stuff into aix.h.
4748 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
4749 with more than just XCOFF now.
4750 (SET_ASM_OP): Remove, now defined where needed.
4751 (FUNCTION_PROLOGUE): New macro definition.
4752 (FUNCTION_EPILOGUE): New macro definition.
4753 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
4755 * config/rs6000/xcoff.h: New file.
4757 * config/rs6000/linux64.h: New file.
4759 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
4761 2001-07-31 Alan Modra <amodra@bigpond.net.au>
4763 * rs6000.c (print_operand_address): Handle ELF syntax.
4764 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
4765 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
4766 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
4768 2001-07-31 David Edelsohn <edelsohn@gnu.org>
4770 * rs6000.c (rs6000_override_options): Only disable
4771 flag_function_sections for XCOFF.
4772 (exact_log2_cint_operand): New predicate.
4773 (reg_or_{add,sub}_cint64_operand): New predicates.
4774 (add_operand): Compare CONST_INT with fewer function calls.
4775 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
4776 (print_operand, case 'p'): Ensure positive operand.
4777 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
4778 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
4779 (PREDICATE_CODES): Add new predicates.
4780 * rs6000.md (addsi3): Split 32-bit constants more correctly.
4781 (divsi3, modsi3): Ensure positive power-of-2.
4782 (adddi3): Use new predicate. Split 32-bit constants more
4783 correctly. Re-arrange splitter to handle any constant.
4784 (subdi3): Use new predicate.
4785 (divdi3, moddi3): Ensure positive power-of-2.
4786 (movdi): Use rs6000_emit_set_const.
4787 (load_toc_v4_pic_di): Delete.
4789 2001-07-31 Graham Stott <grahams@redhat.com>
4791 * function.c (pad_below): Revert 2001-07-26 patch.
4793 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4795 * reg-stack (convert_regs_1): Fix best edge condition.
4797 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4799 * jump.c (duplicate_loop_exit_test): Better test for jumps
4800 entering the loop; create loop pre_header.
4802 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
4804 * doc/install.texi: Add s390 and s390x as new targets.
4805 * doc/invoke.texi: Add documantation of S/390 and zSeries
4807 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
4809 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4811 * config/m68k/m68k.md: Replace all general_operand with
4812 nonimmediate_operand for all destinations.
4813 * config/m68k/m68k.c (not_sp_operand): Likewise.
4815 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
4817 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
4819 2001-07-30 Richard Henderson <rth@redhat.com>
4821 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
4822 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
4824 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4826 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
4827 Add missing doc strings
4828 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
4829 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
4831 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4833 * i386.c (ix86_output_main_function_alignment_hack): New function.
4834 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
4836 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
4837 edges by EDGE_DFS_BACK flag.
4838 (dump_edge_info): Add dfs_back flag.
4839 * basic-block.h (EDGE_DFS_BACK): New constant.
4840 (mark_dfs_back_edges): Declare.
4841 * alias.c (loop_p): Remove.
4842 (mark_constant_function): Use mark_dfs_back_edges.
4844 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
4845 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
4846 (compensate_edge): Break out from ...
4847 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
4848 (convert_regs_2): Set block_done once block is really done;
4849 Do updating of the predecesors counts.
4851 * toplev.c (rest_of_compilation): Recompute block_for_insn
4852 before post-reload cfg_cleanup.
4853 * function.c (thread_prologue_epilogue_insns):
4854 Call set_block_for_new_insns when emitting prologue directly.
4856 2001-07-30 Andreas Jaeger <aj@suse.de>
4858 * jump.c: Add prototype for mark_modified_reg.
4860 * cse.c (set_live_p): Add unused attribute.
4862 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
4864 (scan_for_source_files): Use long for count to avoid overflow.
4865 (output_data): Likewise.
4866 (output_data): Don't use string concatatenation to silence gcc
4869 * predict.c: Fix typos and grammar.
4871 * gcse.c (insert_insn_end_bb): Remove unused variables.
4873 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
4875 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
4876 (attempt_auto_inc): LIkewise.
4877 (mark_used_reg): Likewise.
4878 (try_pre_increment_1): Likewise.
4879 * regclass.c (regclass): Likewise.
4880 * global.c (allocno_compare): Update comment; change scaling factor.
4881 * local-alloc.c (QTY_CMP_PRI): Likewise.
4882 * regs.h (REG_FREQ_FROM_BB): New.
4883 (REG_FREQ_MAX): Likewise.
4885 2001-07-30 H.J. Lu <hjl@gnu.org>
4887 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
4890 2001-07-30 H.J. Lu (hjl@gnu.org)
4892 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
4893 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4894 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
4896 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
4898 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
4899 as -mthumb-interwork when -mcpu=arm7 is specified.
4901 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4903 * predict.def (noreturn, loop branch, loop exit): Mark as first
4906 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
4908 * combine.c (try_combine): Avoid barrier after noop jumps.
4910 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4912 * cpphash.h (struct cpp_reader): Remove import_warning.
4913 * cpplib.c (skip_rest_of_line): Don't bother turning off
4915 (parse_include): Move include handling to...
4916 (do_include_common): ... here. Move import warning from...
4917 (do_import): ... here.
4918 (do_pragma_poison): Don't do a callback for poison identifiers.
4919 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
4920 * cppmain.c (setup_callbacks): Similarly.
4922 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4924 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
4925 handle multiple sets.
4926 * except.c (sjlj_mark_call_sites): .... here.
4927 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
4929 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4931 Suggested by Richard Henderson and Richard Kenner:
4932 * combine.c (recog_for_combine): Use the fake recog
4933 only if instruction does not match.
4934 * rtl.h (NOOP_MOVE_INSN_CODE): New.
4935 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
4937 * combine.c (try_combine): Discover noop jump as direct jump.
4939 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
4941 * df.c (df_rd_global_compute): Add successors to worklist, not
4943 (df_ru_global_compute): Ditto.
4945 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
4947 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
4948 increment REG_N_SETS.
4950 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
4952 * sbitmap.h: New prototype for sbitmap_a_xor_b.
4954 * sbitmap.c (sbitmap_a_xor_b): New function.
4955 ifdef the basic block stuff on IN_GCC.
4957 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4959 * cppexp.c (parse_defined): Always record the macro name.
4960 (lex): Don't worry about identifiers, or special-case
4962 (_cpp_parse_expr): Figure out at the end of the routine
4963 whether we saw a valid !defined() expression.
4964 * cppfiles.c (stack_include_file): Update for mi_valid.
4965 (_cpp_pop_file_buffer): Similarly.
4966 * cpplex.c (_cpp_lex_token): Similarly.
4967 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
4968 mi_if_not_defined, mi_lexed): Remove.
4970 * cpplib.c (do_if): Simplify.
4971 (do_endif, push_conditional, _cpp_handle_directive): Update
4972 for renaming of mi_state to mi_valid.
4974 * cpp.texi: Add index entries for digraphs, and add comment
4975 that C++ refers to them as alternative tokens.
4977 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4979 * basic-block.h (CLEANUP_PRE_LOOP): New.
4980 * except.c (finish_eh_generation): Update call of cleanup_cfg.
4981 * sibcall.c (optimize_sibling_calls): Likewise.
4982 * toplev.c (rest_of_compilation): Likewise.
4983 * flow.c (try_forward_edges): Take argument MODE;
4984 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
4985 (try_optimize_cfg): Update call of try_forward_edges.
4987 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4988 Jan Hubicka <jh@suse.cz>
4990 * (validate_replace_rtx_1): Fix simplification of MINUS.
4992 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
4994 PR preprocessor/3669
4995 * cppinit.c (init_dependency_output): Turn off dump requests
4996 if sending dependencies to stdout.
4998 2001-07-28 Richard Henderson <rth@redhat.com>
5000 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5003 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5005 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5007 2001-07-28 Kazu Hirata <kazu@hxi.com>
5009 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5010 is VAR_DECL first to prevent an ICE.
5012 2001-07-28 Richard Henderson <rth@redhat.com>
5014 * varasm.c (immed_real_const_1): Don't elide special cases for
5016 (clear_const_double_mem): Clear const_tiny_rtx too.
5018 2001-07-28 Richard Henderson <rth@redhat.com>
5020 * dwarf2out.c (dw_val_class_offset): New.
5021 (struct dw_ranges_struct, dw_ranges_ref): New.
5022 (ranges_table, ranges_table_allocated): New.
5023 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5024 (add_AT_offset, add_ranges, output_ranges): New.
5025 (print_die, output_die): Handle dw_val_class_offset.
5026 (attr_checksum, size_of_die, value_format): Likewise.
5027 (gen_lexical_block_die): Handle non-contiguous blocks.
5028 (gen_block_die): Likewise.
5029 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5030 if needed. Dump the ranges table.
5031 * final.c (final_start_function): Remove unnecessary notes and
5032 rebuild the block tree before numbering the blocks.
5033 * function.c (reorder_blocks_0): Walk the existing block tree
5034 to unmark all blocks.
5035 (reorder_blocks_1): Create block fragments when duplicate block
5037 (reorder_fix_fragments): New.
5038 (reorder_blocks): Call it.
5039 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5041 2001-07-28 Richard Henderson <rth@redhat.com>
5043 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5045 2001-07-28 Richard Henderson <rth@redhat.com>
5047 * flow.c (add_to_mem_set_list): New function.
5048 (init_propagate_block_info): Use it.
5049 (mark_set_1): Likewise.
5050 (insn_dead_p): Canonicalize memory address for dead store
5051 comparison. Allow wider mode stores to kill narrower mode stores.
5052 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5053 (invalidate_mems_from_set): Don't handle MEMs.
5055 2001-07-28 Kazu Hirata <kazu@hxi.com>
5057 * config/h8300/h8300.h: Fix formatting.
5059 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5061 * basic-block.h (EDGE_FREQUENCY): New macro.
5062 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5064 * flow.c (find_sub_basic_blocks): Likewise.
5065 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5066 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5068 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5069 (HITRATE): New macro.
5070 (PRED_FLAG_FIRST_MATCH): New constant.
5071 (predictor_info): New field flgags.
5072 (combine_predictions_for_insn): Use DS theory to combine
5073 probabilities; set the edge probabilities when finished.
5074 (estimate_probability): Avoid duplicated matches
5075 of LOOP_BRANCH heuristics for nested loops; update comment.
5076 * predict.def: Add flags for each prediction, set probabilities
5077 according to B&L paper.
5078 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5080 * profile.c (compute_branch_probabilities): Cleanup way the edge
5081 probabilities are computed and REG_BR_PROB notes are dropped; if
5082 values does not match, emit error.
5083 (init_branch_prob): Do error instead of warning when profile driven
5084 feedback is missing or corrupt.
5086 2001-07-27 DJ Delorie <dj@redhat.com>
5088 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5089 against a constant, try to adjust the compare to have the desired
5090 constant in it so that min/max optimizations happen more often.
5092 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5094 * flow.c (last_loop_beg_note): New function.
5095 (redirect_edge_and_branch): Use it.
5096 (split_edge): Likewise.
5098 * alias.c (loop_p): Avoid uninitialized memory access.
5100 * flow.c (try_forward_edges): Avoid accessing freed memory.
5102 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5105 2001-07-26 Andrew Haley <aph@redhat.com>
5106 Joern Rennecke <amylaar@redhat.com>
5108 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5109 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5110 (SUBTARGET_CPP_SPEC): New.
5112 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5113 (SUBTARGET_CPP_PTR_SPEC): New.
5114 (CPP_DEFAULT_CPU_SPEC): New.
5115 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5116 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5117 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5118 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5119 (SUBTARGET_CPP_SPEC): Define as an empty string.
5121 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5123 * doc/install.texi (Configuration): Properly link the host
5124 specific instructions also when generating HTML.
5126 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5128 * flow.c (redirect_edge_and_branch_force): Test
5129 target->global_live_at_start.
5131 2001-07-26 Richard Henderson <rth@redhat.com>
5133 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5134 * rtl.h (avoid_constant_pool_reference): Declare it.
5135 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5136 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5138 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5140 * rtl.h (cleanup_barriers): Declare.
5141 * jump.c (cleanup_barriers): New function.
5142 * toplev.c (rest_of_compilation): Call cleanup_barriers
5143 before loop optimizer and after bb_reorder.
5145 * flow.c (back_edge_of_syntactic_loop_p): New.
5146 (split_edge): Use it.
5148 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5150 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5152 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5154 * cse.c (cse_process_notes): Replace any registers if the address
5157 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5159 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5160 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5161 (propagate_block): Update prototype.
5162 * flow.c (update_life_info): Simplify the CFG and
5163 recalculate the global regs which are alive when
5164 removing dead code during a global update.
5165 (propagate_block): Return non-zero if an INSN is
5168 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5170 * Makefile.in (LIBICONV): Define.
5172 2001-07-26 Catherine Moore <clm@redhat.com>
5174 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5175 of conditional to avoid tree checking errors.
5177 2001-07-26 Kazu Hirata <kazu@hxi.com>
5179 * regmove.c (regmove_optimize): Don't replace a reg with
5180 another reg of a different mode.
5182 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5184 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5185 limit length of dependancy flush list.
5186 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5187 * sched-int.h (struct deps): Add pending_flush_length field.
5188 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5189 has 1 element in it.
5190 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5191 (sched_analyze): After a jump, if the pending memory flush list is too
5192 large, flush the pending lists.
5193 (init_deps): Initialize pending_flush_length to 0.
5194 * doc/invoke.texi (max_pending_list_length): Document parameter.
5196 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5198 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5199 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5200 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5202 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5204 * cpphash.h (struct_lexer_state): Delete was_skipping.
5205 Move skipping here from struct cpp_reader.
5206 * cpplex.c (parse_identifier): Update.
5207 (_cpp_lex_token): Don't skip tokens in a directive.
5208 * cpplib.c (struct if_stack): Update.
5209 (start_directive, end_directive): Don't change skipping state.
5210 (_cpp_handle_directive): Update.
5211 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5212 (do_else, do_endif): Update; only check for excess tokens if not
5213 in a skipped conditional block.
5214 (push_conditional): Update for new struct if_stack.
5216 2001-07-26 Graham Stott <grahams@redhat.com>
5218 * function.c (locate_and_pad_parm): Also pad initial offset
5219 so that the total argument size also includes the padding.
5221 2001-07-26 Graham Stott <grahams@redhat.com>
5223 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5224 change XSTR to XTMPL.
5226 (process_one_cond_exec): Likewise
5228 2001-07-25 Richard Henderson <rth@redhat.com>
5230 * varasm.c (assemble_variable): Create DECL_RTL before setting
5233 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5235 * predict.c (estimate_probability): Avoid duplicated predictions.
5237 * loop.c (find_and_verify_loops): Grok multiple barriers.
5239 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5241 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5243 * dbxout.c: Consistently use putc instead of fputc.
5244 (print_wide_int): New function; call instead of direct fprintf.
5245 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5246 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5247 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5248 (print_int_cst_octal): Likewise.
5249 (print_octal): Show we wrote characters.
5250 (dbxout_type): Set have_used_extensions in more places.
5252 2001-07-25 Catherine Moore <clm@redhat.com>
5254 * config/v850/v850.c (v850_va_arg): Use addr
5255 instead of valist to build incr.
5257 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5259 * flow.c (delete_dead_jumptables): New function.
5260 (life_analyzis): Call it.
5261 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5264 2001-07-25 Richard Henderson <rth@redhat.com>
5266 * except.c (reachable_handlers): Handle a region being removed
5267 out from under a RESX.
5269 2001-07-25 Richard Henderson <rth@redhat.com>
5271 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5272 swap GE/GT if it is an fp comparison.
5274 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5276 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5279 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5281 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5282 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5285 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5287 (visit_expression): When attempting to simplify an expression,
5288 retrieve any modes for arguments before they are simplified
5291 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5292 Janis Johnson <janis@us.ibm.com>
5294 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5295 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5296 pointer parameters to match documented usage of nonlocal_goto.
5297 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5298 parameters to their correct order.
5299 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5300 parameters to their correct order.
5302 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5304 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5306 2001-07-25 Jan Hubicka <jh@suse.cz>
5307 Richard Henderson <rth@redhat.com>
5309 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5311 (make_edges): New argument update_p; populate the edge cache if set.
5312 (find_basic_blocks): Update make_edges invocation.
5314 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5316 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5318 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5320 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5321 -Acpu and -Amachine.h.
5322 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5323 Corrected header to say ELF not a.out.
5324 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5325 when given -msoft-float.
5327 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5329 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5330 extra multilib parts like arm-elf.
5331 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5332 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5333 crtfini.o as extra multilib parts.
5335 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5337 * configure.in: Add rtems as a supported thread model.
5338 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5339 * configure: Rebuilt.
5341 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5343 * stor-layout.c (get_mode_alignment): make it work when
5344 BITS_PER_UNIT is not a power of two.
5345 * builtins.c (get_pointer_alignment): Likewise.
5347 2001-07-24 Richard Henderson <rth@redhat.com>
5349 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5350 the retrieved constant into the expected mode.
5352 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5354 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5355 (verify_flow_info): Check for duplicated edges; clarify
5358 * flow.c (block_label): Update basic_block_for_insn.
5359 (commit_edge_insertions): Call compute_bb_for_insn.
5361 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5364 * flow.c (redirect_edge_and_branch,
5365 try_optimize_cfg): Use redirect_edge_succ_nodup
5366 (redirect_edge_succ_nodup): New.
5367 * basic_block.h (redirect_edge_succ_nodup): Declare.
5369 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5372 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5374 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5375 (try_crossjump_to_edge): Update commetns.
5376 (try_crossjump_bb): Likewise.
5378 2001-07-24 Richard Henderson <rth@redhat.com>
5380 * combine.c (distribute_notes): Move set of need_refresh
5381 for noop_move_p down to catch all cases.
5383 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5385 * recog.c (split_all_insns_noflow): New.
5386 * rtl.h (split_all_insns_noflow): Declare.
5387 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5388 * m68hc11.c (m68hc11_reorg): Likewise.
5389 * sh.c (machine_dependent_reorg): Likewise.
5390 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5393 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5395 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5396 (ashlsi3_n splitter): Likewise.
5397 (lshrsi3_n splitter): Likewise.
5399 (GOTaddr2picreg): Make const SImode.
5400 (sym_label2reg): Likewise.
5401 (symGOT2reg): Likewise.
5402 (symGOTOFF2reg) Likewise.
5404 (casesi_worker_0): Make unspec SImode.
5406 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5408 * config/sh/sh.c (barrier_align): Check that an operand really is
5409 an insn before extracting its INSN_CODE.
5411 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5413 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5416 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5417 for SImode to prevent overflow.
5419 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5421 * config/mips/irix6-libc-compat.c: New file.
5422 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5423 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5426 2001-07-24 lars brinkhoff <lars@nocrew.org>
5428 * rtl.texi (REG_POINTER): Document.
5429 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5430 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5432 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5434 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5436 2001-07-23 Richard Henderson <rth@redhat.com>
5438 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5440 2001-07-23 Kazu Hirata <kazu@hxi.com>
5442 * config/h8300/h8300-protos.h: Add a prototype for
5443 general_operand_dst_push.
5444 * config/h8300/h8300.c (general_operand_dst_push): New.
5445 * config/h8300/h8300.h (OK_FOR_T): New.
5446 (EXTRA_CONSTRAINT): Use it.
5447 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5448 the existing movqi pattern.
5449 (movhi_push): Likewise.
5451 * reload.c: Fix comment typos.
5453 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5455 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5457 2001-07-23 H.J. Lu (hjl@gnu.org)
5459 * doc/extend.texi: Update __builtin_return_address and
5460 __builtin_frame_address.
5462 2001-07-23 Richard Henderson <rth@redhat.com>
5464 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5466 * config/i386/i386.md: New setcc+movzbl peephole2.
5468 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5470 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5471 * objc/objc-act.c: Include debug.h.
5472 (synth_module_prologue): Save and restore debug hooks too.
5474 2001-07-23 lars brinkhoff <lars@nocrew.org>
5476 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5477 and C4X_FLOAT_FORMAT.
5478 (BOOL_TYPE_SIZE): Document.
5480 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5482 * unroll.c (loop_iterations): Fix miscalculation of initial
5485 2001-07-13 Andrew Haley <aph@redhat.com>
5487 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5488 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5489 * config/sh/sh.c (sh_can_redirect_branch): New function.
5490 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5491 * reorg.c (steal_delay_list_from_target): Use
5492 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5494 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5496 * flow.c (try_simplify_condjump): Unlink insn chain on
5497 fallthru edge; use can_fallthru.
5499 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5501 * basic-block.h (find_sub_basic_block): Declare.
5502 * flow.c (make_edges): New arguments MIN and MAX;
5503 (find_sub_basic_blocks): Revamp to use make_edges
5504 and purge_dead_edges.
5505 (find_basic_blocks): Update call of find_sub_basic_block.
5507 * recog.c (split_all_insns): Always expect CFG to be consistent;
5508 call find_sub_basic_blocks in case something has changed.
5509 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5512 * basic-block.h (delete_noop_moves): Declare.
5513 * combine.c (combine_instructions): Call it.
5514 (recog_for_combine): Tolerate noop moves
5515 (distribute_notes): Force refresh when register dies at noop move.
5516 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5518 (life_analysis): Update delete_noop_moves call.
5519 (set_noop_p): Move too ...
5520 * rtlanal.c (noop_move_p): ... here.
5521 * rtl.h (noop_move_p): Declare.
5523 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5524 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5526 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5527 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5529 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5531 * reload.c (push_reload): Fix typo in comment.
5532 (find_reloads_address): Ditto.
5533 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5535 2001-07-22 Richard Henderson <rth@redhat.com>
5537 * flow.c: Grammar check and clarify a lot of comments.
5538 (try_simplify_condjump): Rename variables to be clearer.
5539 (try_forward_edges): Skip complex and fallthru edges.
5540 Rearrange tests to avoid duplicate checks.
5541 (flow_find_cross_jump): Likewise.
5542 (outgoing_edges_match): Allow match if neither branch has
5543 probability data. Loosen probability match to 5%.
5544 (try_crossjump_to_edge): Hoist repeated indirection into
5546 (try_crossjump_bb): Don't check complex edges. Eliminate
5547 redundant crossjump tests.
5548 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5549 checks before more expensive checks.
5551 2001-07-22 Richard Henderson <rth@redhat.com>
5553 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5554 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5557 2001-07-22 Richard Henderson <rth@redhat.com>
5559 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5560 (const_sint32_operand): Likewise.
5561 * m68k.md (anon mulsi pattern): Use const_int_operand not
5562 const_sint32_operand.
5563 (umulsi3_highpart): Zero extend a constant input.
5564 (smulsi3_highpart): Don't bother checking SImode constant.
5565 (const_umulsi3_highpart): Give op3 DImode.
5566 (const_smulsi3_highpart): Likewise.
5568 2001-07-22 Richard Henderson <rth@redhat.com>
5570 * flow.c (split_block): Make sure bb_note is included in the
5571 new block when splitting before a label.
5573 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5575 * basic-block.h (redirect_edge_and_branch_force,
5576 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5577 * flow.c (redirect_edge_and_branch_force,
5578 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5579 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5580 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5581 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5582 instead of label; update CFG after transformation.
5583 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5584 for finishing the transformation; handle even case where ELSE
5585 does not follow THEN.
5586 (find_if_case_2): Update call of dead_or_predictable; simplify
5589 * emit-rtl.c (split_branch_probability): New global variable.
5590 (try_split): Take care to set split_branch_probability and
5591 create REG_BR_PROB note for new jump insns.
5592 * md.texi (define_split): Document new feature.
5594 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5596 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5598 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5599 (asm_out_file): Remove redundant declaration.
5600 (assemble_asm): Remove old #if 0 block.
5601 (assemble_variable): Remove end of function; debug output is
5602 now handled with global_decl. Remove old #if 0 block. Update.
5603 Remove saved_in_section and associated no-op code.
5604 * Makefile.in (varasm.o): Correct dependencies.
5606 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5608 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5609 the definition in defaults.h.
5611 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5613 * jump.c: Update comments.
5614 (delete_barrier_successors, delete_unreferenced_labels,
5615 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5616 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5617 jump_optimize, jump_optimize_minimal): Kill.
5618 (rebuild_jump_labels): Move code from jump_optimize_1.
5619 (purge_line_number_notes): Likewise.
5620 (copy_loop_headers): Likewise.
5621 * reg-stack.c: Update comment.
5623 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5624 JUMP_AFTER_REGSCAN): Kill.
5625 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5626 purge_line_number_notes and copy_loop_headers.
5628 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5629 Richard Henderson <rth@redhat.com>
5631 * dbxout.c (dbxout_global_decl): New.
5632 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5633 * sdbout.c (sdbout_finish): New.
5634 (sdbout_debug_hooks): Use it, add comments.
5635 (sdbout_global_decl): Defer initialised public vars to
5637 * varasm.c (assemble_variable): Don't output debug information
5638 for file-scope variables.
5640 2001-07-22 Richard Henderson <rth@redhat.com>
5642 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5643 (get_round_mode_suffix): New.
5644 (print_operand): Use them for [/]. Remove support for [&'`()+].
5645 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5646 * config/alpha/alpha.md (attr round_suffix): New.
5647 (attr trap_suffix): New.
5648 (all insns): Set them appropriately. Use %/ instead of the
5651 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5653 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5655 2001-07-22 Richard Henderson <rth@redhat.com>
5657 * regrename.c (regrename_optimize): Compute nregs for each
5658 potential target register.
5660 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5661 Richard Henderson <rth@redhat.com>
5663 * dbxout.c (dbxout_global_decl): New.
5664 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5665 * sdbout.c (sdbout_finish): New.
5666 (sdbout_debug_hooks): Use it, add comments.
5667 (sdbout_global_decl): Defer initialised public vars to
5669 * varasm.c (assemble_variable): Don't output debug information
5670 for file-scope variables.
5672 2001-07-21 H.J. Lu (hjl@gnu.org)
5674 * config/mips/mips.c (mips_cpu): Moved into ...
5675 (override_options): Here.
5677 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5679 (mips_cpu): Removed.
5681 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5683 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5684 ("iorqi3"): Likewise.
5685 ("xorqi3"): Likewise.
5686 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5687 ("*subhi3_sp): Likewise.
5688 ("*subhi3"): Likewise.
5689 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5692 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5694 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5695 * config/freebsd.h: Likewise.
5696 * config/linux.h: Likewise.
5697 * config/openbsd.h: Likewise.
5698 * config/alpha/linux-elf.h: Likewise.
5699 * config/arm/linux-elf.h: Likewise.
5700 * config/d30v/d30v.h: Likewise.
5701 * config/fr30/fr30.h: Likewise.
5702 * config/ia64/aix.h: Likewise.
5703 * config/ia64/ia64.h: Likewise.
5704 * config/mips/linux.h: Likewise.
5705 * config/pj/pj.h: Likewise.
5706 * config/rs6000/linux.h: Likewise.
5707 * config/sparc/linux.h: Likewise.
5708 * config/sparc/linux64.h: Likewise.
5710 2001-07-20 Bruce Korb <bkorb@gnu.org>
5712 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5713 because getc() and char* may disagree on signedness.
5715 2001-07-20 Richard Henderson <rth@redhat.com>
5717 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5719 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5720 insns to delete in the presence of cc0 in a jump insn.
5722 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5723 Jan Hubicka <jh@suse.cz>
5725 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
5726 of doing the change by hand.
5728 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5730 * rtlanal.c (set_noop_p): Return true for noop jumps.
5732 * expr.c (emit_single_push_insn): Add call to push expander.
5733 * expr.h (optab_index): Add OTI_push
5734 (push_optab): New constant.
5735 * genopinit.c (optabs): Add push_optab.
5736 * optabs.c (init_optab): Init push optab.
5737 * md.texi (push??1): Document
5739 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5741 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
5742 expand to emit the pattern; put a REG_INC note for push/pop
5744 ("movdf", "movdf_internal"): Likewise.
5745 ("movsi", "movsi_internal"): Likewise.
5746 ("movsf", "movsf_internal"): Likewise.
5747 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
5749 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5751 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
5754 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
5756 * params.def: Change default max inline insns to 100.
5758 2001-07-20 Diego Novillo <dnovillo@redhat.com>
5760 * combine.c (combine_simplify_rtx): Generate a new shift operation
5761 when simplifying the first operand of a (neg (ashift)) expression.
5763 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5765 * regclass.c (N_REG_INTS): Use only 32 bits per element.
5767 2001-07-20 Kelley Cook <kelley.cook@home.com>
5769 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
5770 information. Move rest into ...
5771 (*-*-solaris): ... here. Eliminate redundant information and
5772 reword necessary packages section. Delete 4.x assembler bug info.
5773 (sparc-sun-*): Merge into ...
5774 (sparc-sun-sunos*): here.
5776 2001-07-20 Catherine Moore <clm@redhat.com>
5778 * config/v850/v850.md (casesi): Generate LABEL_REF
5781 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5783 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
5784 * i386.c (ix86_zero_extend_to_Pmode): Make global.
5785 * i386.md (strclrsi expander): Use it.
5787 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5789 * integrate.c (copy_insn_list): handle
5790 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
5791 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
5792 identically as to CODE_LABEL.
5794 * fold-const (fold): Convert A/B/C to A/(B*C) and
5797 * except.c (connect_post_landing_pads): Delete the RESX insns.
5799 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
5801 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
5803 * config/mips/mips.md (nmadd/nmsub): Use macro.
5805 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
5807 * cppinit.c (remove_dup_dir): Make static.
5808 (remove_dup_dirs): Make static. Only warn about preempting a
5809 system directory with a non-system directory.
5811 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5813 * ifcvt.c (noce_try_store_flag_constants): Correct order
5814 of parameters to trunc_int_for_mode.
5816 2001-07-19 Mark Mitchell <mark@codesourcery.com>
5818 * reorg.c (fill_simple_delay_slots): If an instruction might throw
5819 an exception that will be caught within this function, do not fill
5820 its delay slot with any subsequent instruction.
5822 2001-07-19 Steve Ellcey <sje@cup.hp.com>
5824 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
5825 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
5826 pointer extension instruction.
5827 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
5828 * simplify-rtx.c (simplify_unary_operation) Likewise.
5829 * explow.c (convert_memory_address) Check value of
5830 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
5832 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
5833 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
5834 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
5835 Add Multilib Support.
5836 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
5837 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
5838 Add Multilib Support.
5839 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
5841 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
5842 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
5843 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
5845 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
5847 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
5848 old and new operands in `<', `3' and `b'.
5850 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5852 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
5853 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
5854 (toplev.o): Don't depend on xcoffout.h.
5855 * c-decl.c: Include debug.h
5856 (duplicate_decls): Use debug hook.
5857 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
5858 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5859 (dbxout_types): Remove.
5860 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
5861 * debug.c (do_nothing_debug_hooks): Update.
5862 (debug_true_tree, debug_nothing_rtx): New.
5863 * debug.h (struct rtx_def): New.
5864 (struct gcc_debug_hooks): New hooks ignore_block,
5865 outlining_inline_function and label.
5866 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
5867 dwarf2out_frame_finish): New.
5868 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
5869 Make static, update prototype.
5870 (dwarf2_debug_hooks): Update.
5871 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
5872 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
5873 * dwarfout.c (dwarf_debug_hooks): Update.
5874 * emit-rtl.c: Include debug.h.
5875 (remove_unnecessary_notes): Use debug hook.
5876 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
5877 (final_scan_insn): Use debug hook.
5878 * integrate.c (output_inline_function): Use debug hook.
5879 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
5880 (sdb_debug_hooks): Update.
5881 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
5882 * toplev.c: Don't include xcoffout.h.
5883 (note_outlining_of_inline_function, debug_ignore_block): Remove.
5884 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
5886 * tree.h (dwarf2out_do_frame): Remove.
5888 2001-07-19 Catherine Moore <clm@cygnus.com>
5890 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
5892 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5894 * reload1.c (eliminate_regs_in_insn): When updating a set
5895 to the frame pointer to the hardware frame pointer, perform
5896 the update always not just when REPLACE is set.
5898 * reload1.c (choose_reload_regs): Don't inherit a reload
5899 that crosses multiple registers if registers past the first
5900 don't fit in the desired class.
5902 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
5903 when negating constants.
5905 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
5907 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
5908 * doc/tree.texi: Ditto.
5910 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
5911 Jakub Jelinek <jakub@redhat.com>
5913 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
5914 (extract_cie_info): Handle "eh" augmentation properly,
5916 (struct frame_state, __frame_state_for): New.
5918 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5920 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
5921 HANDLE_SYSV_PRAGMA): Define.
5922 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
5924 (copy_object): Caller changed.
5926 2001-07-19 Andreas Schwab <schwab@suse.de>
5928 * configure.in (assembler dwarf2 debug_line support): Define nop
5930 * configure: Regenerated.
5932 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5934 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
5936 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
5937 to conditionally compiled block.
5938 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5939 * dbxout.h (dbxout_function): Remove.
5940 * debug.c (do_nothing_debug_hooks): Update.
5941 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
5942 global_decl, deferred_inline_function.
5943 * dwarf2out.c (dwarf2_debug_hooks): Update.
5944 (dwarf2out_global_decl): New.
5945 * dwarfout.c: Don't include dwarfout.h.
5946 (dwarfout_global_decl, dwarfout_function_decl,
5947 dwarfout_deferred_inline_function): New.
5948 (dwarf_debug_hooks): Update.
5949 * dwarfout.h: Remove.
5950 * final.c: Don't include dwarfout.h.
5951 * sdbout.c (sdbout_global_decl): New.
5952 (sdbout_debug_hooks): Update.
5953 * toplev.c: Don't include dwarfout.h.
5954 (check_global_declarations, rest_of_compilation): Use new debug hooks.
5955 (note_deferral_of_defined_inline_function): Remove.
5956 * toplev.h (note_deferral_of_defined_inline_function): Remove.
5957 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
5958 * ch/lex.c: Don't include dwarfout.h.
5959 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
5960 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
5961 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
5962 * cp/optimize.c: Include debug.h.
5963 (maybe_clone_body): Use debug hook.
5964 * cp/semantics.c: Include debug.h.
5965 (expand_body): Use debug hook.
5966 * po/POTFILES.in: Remove dwarfout.h.
5968 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5970 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
5971 * c-parse.in (yyerror, _yylex): Similarly.
5972 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
5973 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
5975 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
5976 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
5978 2001-07-18 Jeff Sturm <jsturm@one-point.com>
5980 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
5981 in-class declaration at -g1. Fixes c++/2814.
5983 2001-07-18 Richard Henderson <rth@redhat.com>
5985 * doc/md.texi (reload_in/out): Document restrictions in predicates
5986 and constraints for these patterns. Document empty string matching
5989 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5991 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
5993 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5995 * cse.c: Undo my previous patch.
5997 2001-07-18 Tom Tromey <tromey@redhat.com>
6000 * configure: Rebuilt.
6001 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6003 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6005 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6006 Jan Hubicka <jh@suse.cz>
6008 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6009 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6010 * jump.c (mark_jump_label): Do not forward branches.
6012 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6014 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6015 when return value is unused.
6017 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6019 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6021 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6023 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6024 on error. We can't blindly return the result of
6025 pthread_mutex_trylock because it returns a positive number on
6026 error, while we must return -1 on error.
6027 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6029 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6031 2001-07-18 Andreas Jaeger <aj@suse.de>
6033 * integrate.c (output_inline_function): Correct type of debug_hooks.
6035 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6037 * combine.c (combine_simplify_rtx): DIV can be treated
6038 associatively for floats if unsafe math optimisations are enabled.
6040 2001-07-17 Richard Henderson <rth@redhat.com>
6042 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6044 2001-07-17 Richard Henderson <rth@redhat.com>
6046 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6047 don't force the function address into a register.
6048 (expand_call, emit_library_call_value_1): Update callers.
6049 * builtins.c (expand_builtin_apply): Likewise.
6050 * expr.h (prepare_call_address): Update decl.
6052 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6054 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6056 * config/i386/chorus.h: Move up.
6057 * config/sparc/chorus.h: Likewise.
6058 * config/rs6000/chorus.h: Likewise.
6059 * config/chorus.h: Moved here.
6061 2001-07-17 Andreas Schwab <schwab@suse.de>
6063 * configure.in (assembler eh_frame optimization): Handle big
6065 * configure: Regenerated.
6067 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6069 * expr.c (epxand_expr): Convert divisions into multiplications by
6070 reciprocals if -ffast-math.
6072 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6074 * dbxout.c (dbxout_really_begin_function): Rename to
6075 dbxout_begin_function.
6076 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6077 (dbxout_begin_function): Remove.
6078 (dbxout_function): Update.
6079 (dbxout_source_line): Update prototype.
6080 * dbxout.h (dbxout_begin_function): Remove.
6081 * debug.c (do_nothing_debug_hooks): Update.
6082 (debug_nothing_tree): Update.
6083 (debug_nothing_charstar_rtx): Remove.
6084 * debug.h (union tree_node): Declare.
6085 (struct rtx_def): Remove.
6086 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6087 begin_function. Change source_line prototype.
6088 (debug_nothing_tree): New.
6089 (debug_nothing_charstar_rtx): Delete.
6090 (dwarf2out_begin_prologue): Moved from ...
6092 * dwarf2out.c (dwarf2_debug_hooks): Update.
6093 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6094 debug info, call dwarf2out_source_line.
6095 (dwarf2out_souce_line): Update prototype.
6096 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6097 Change prototype, make static.
6098 (dwarfout_source_line): Update prototype.
6099 (dwarf_debug_hooks): Update.
6100 * dwarfout.h (dwarfout_begin_function): Remove.
6101 * final.c (final_start_function, final_scan_insn): Use appropriate
6102 debug hooks, update to use notice_source_line.
6103 (output_source_line): Rename notice_source_line. Don't call the
6104 source_line debug hook.
6105 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6106 make static, update prototype.
6107 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6109 (sdbout_end_prologue): New.
6110 (sdbout_source_line): Update prototype.
6111 (sdbout_debug_hooks): Update.
6112 (sdbout_symbol): Remove unused var.
6113 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6115 * varasm.c: Include debug.h.
6116 (assemble_start_function): Use begin_function debug_hook.
6117 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6118 update with prototype.
6119 (xcoffout_source_line): Update prototype.
6120 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6122 (xcoffout_source_line): Update prototype.
6124 2001-07-17 Richard Henderson <rth@redhat.com>
6126 * c-typeck.c (build_binary_op): Do not shorten unsigned
6127 right shift after sign extension.
6129 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6131 * combine.c (combine_simplify_rtx): Attempt to simplify
6132 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6134 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6135 (simplify_binary_operation, simplify_unary_operation,
6136 simplify_relational_operation): Use it.
6138 * combine.c (combine_simplify_rtx): Don't do associative law
6139 on divisions; allow associative law on floats.
6141 2001-07-17 H.J. Lu <hjl@gnu.org>
6142 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6144 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6145 ASM_OUTPUT_WEAK_ALIAS are defined.
6146 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6147 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6149 * config/mips/iris5.h: ... here.
6150 (HANDLE_SYSV_PRAGMA): Defined as 1.
6151 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6152 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6155 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6157 * c-parse.in (all_prefix_attributes): New variable.
6158 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6159 (maybe_resetattrs): New production.
6160 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6161 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6162 notype_initdcl, nested_function, notype_nested_function,
6163 component_decl, components, components_notype,
6164 component_declarator, component_notype_declarator,
6165 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6166 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6167 after a comma being applied to more than one declarator.
6168 * doc/extend.texi (Attribute Syntax): Update. Remove
6169 documentation of bugs that are no longer present.
6171 2001-07-13 Eric Christopher <echristo@redhat.com>
6173 * config/mips/mips.h: Change TUNE_MIPS* options to use
6175 (EXTRA_SPECS): Add cc1_cpu_spec.
6176 * config/mips/mips.md (muldf3): Fix typo.
6178 2001-07-16 Richard Henderson <rth@redhat.com>
6180 * config/m68k/m68k.c: Include expr.h and reload.h.
6181 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6182 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6184 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6185 Richard Henderson <rth@redhat.com>
6187 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6188 (insn_live_p): Fix fall off end of function.
6189 (dead_libcall_p): Remove COUNTS argument; update callers.
6190 (delete_trivially_dead_insns): Remove unused variables.
6192 2001-07-17 Andreas Jaeger <aj@suse.de>
6194 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6197 * lcm.c (optimize_mode_switching): Avoid warning for unused
6198 variable if !NORMAL_MODE.
6200 * flow.c (try_crossjump_to_edge): Remove unused variable.
6202 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6204 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6205 atexit declaration in stdlib.h.
6207 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6209 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6211 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6213 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6214 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6215 do rebuild_jump_labels instead of jump_optimize
6216 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6217 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6218 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6220 * flow.c: Include timevar.h
6221 (find_basic_block): Push/pop timevar;
6222 (cleanup_cfg): Likewise.
6223 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6224 * Makefile: Add dependencies on timevar.h
6226 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6227 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6229 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6230 * toplev.c (rest_of_compilation): Update calls.
6231 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6232 (delete_trivially_dead_insns): ... here; accept new argument
6233 preserve_basic_blocks; preserve basic blocks if set.
6235 * reg-stack.c (stack_regs_mentioned): Return 0 if
6236 stack_regs_mentioned_data is not initialized.
6237 (reg_to_stack): Make stack_regs_mentioned survive after the
6238 reg-stack is completted; do not call cleanup_cfg.
6239 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6240 make cleanup_cfg after bb-reorder to output to debug file.
6242 2001-07-16 Richard Henderson <rth@redhat.com>
6244 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6245 from int_reg_class_contents.
6247 2001-07-16 Richard Henderson <rth@redhat.com>
6249 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6250 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6251 (init_reg_sets_1): Move initialization from cse_main.
6252 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6253 (cse_main): Move its initialization also.
6254 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6255 * flow.c (propagate_one_insn): Likewise.
6256 * gcse.c (compute_hash_table): Likewise.
6257 (compute_kill_rd, compute_store_table): Likewise.
6258 * sched-deps.c (sched_analyze_1): Likewise.
6260 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6262 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6265 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6267 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6268 in if statement so we don't access undefined memory.
6270 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6272 * gcse.c: Update comment at top.
6273 Update comment on mem handling.
6274 mem_last_set, mem_first_set, mem_set_in_block: gone.
6275 Declaration of reg_set_info: gone.
6276 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6277 pointless with load_killed_in_block_p (they are *more*
6278 conservative then it, not less, and less accurate).
6279 (oprs_not_set_p): Ditto.
6280 (alloc_gcse_mem): Don't allocate mem_set_in_block
6281 (free_gcse_mem): Don't free it, either.
6282 (record_last_mem_set_info): Update comment in front, remove
6283 mem_*set_* stuff. Note the reason we don't handle stores directly
6285 (compute_hash_table): Update comments to reflect reality. Remove
6286 mem_*set_* references.
6287 (reset_opr_set_tables): Remove mem_*set_* references.
6289 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6290 (mark_clobber): Ditto (on both parts, we double set here too).
6291 (expr_killed_p): Remove mem_set_in_block test.
6292 (compute_transp): Remove mem_set_in_block test.
6294 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6295 of edge, and removal of phi alternative to dump file.
6296 (ssa_ccp_substitute_constants): Add note about register now being
6297 constant, and which uses were replaced in what insns to dump file.
6299 2001-07-16 Andreas Jaeger <aj@suse.de>
6301 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6302 variables of type HOST_WIDEST_INT.
6304 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6305 (__bb_exit_func): Correct type of count_max to avoid overflow.
6306 (num_digits): Handle long long argument.
6308 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6310 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6312 * output.h (sdb_begin_function_line): Restore as an extern
6314 * sdbout.c (sdb_begin_function_line): Make extern.
6316 2001-07-15 Richard Henderson <rth@redhat.com>
6318 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6319 * genrecog.c (maybe_both_true_mode): New.
6320 (maybe_both_true_2): Use it.
6321 (write_switch): Don't put Pmode in a switch.
6322 * rtl.c (mode arrays): Don't explicitly size them.
6324 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6326 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6327 handling; move unconditional splitting before mode switching.
6329 * i386.md (type): Add fistp type.
6330 (i387, length_attr, scheduling definitions): Handle this type.
6331 (fix_trunc?f?i2): Revamp to use mode switching.
6332 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6333 * i386.h (fp_cw_mode): New enum
6334 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6335 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6337 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6339 * Makefile.in (integrate.o): Add debug.h.
6340 * integrate.c (debug.h): Add.
6341 (output_inline_function): Save, reset, and restore debug_hooks.
6343 2001-07-15 Richard Henderson <rth@redhat.com>
6345 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6346 instead of COMPARE for the EQUIV expression.
6348 2001-07-15 Richard Henderson <rth@redhat.com>
6350 * flow.c (redirect_edge_and_branch_force): Initialize
6351 global_live_at_start and global_live_at_end.
6352 (allocate_bb_life_data): Export.
6353 * basic-block.h (allocate_bb_life_data): Declare.
6354 * toplev.c (rest_of_compilation): Call it.
6356 2001-07-15 Richard Henderson <rth@redhat.com>
6358 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6359 (alpha_tablejump_best_label): New.
6360 * config/alpha/alpha-protos.h: Declare them.
6361 * config/alpha/alpha.md: Use braced strings for code blocks.
6362 (tablejump_osf): Break out add with r29.
6363 (tablejump_osf_internal): Remove.
6364 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6365 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6367 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6369 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6372 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6374 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6375 (ix86_fp_jump_nontrivial_p): New.
6376 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6377 use ix86_fp_jump_nontrivial_p.
6378 * i386.c (ix86_fp_jump_nontrivial_p): New.
6379 (ix86_split_fp_branch): Accept code instead of rtx.
6380 (ix86_expand_compare): Expand comparison early in case
6381 doing so is resonably cheap.
6383 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6385 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6387 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6388 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6390 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6392 * dbxout.c (dbxout_source_line): Make static, update prototype.
6393 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6394 (dbxout_init, dbxout_finish, dbxout_source_line,
6395 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6396 * dbxout.h (dbxout_source_line): Delete.
6397 * debug.c (debug_nothing_file, debug_nothing_file_int,
6398 debug_nothing_file_charstar_rtx): New.
6399 (do_nothing_debug_hooks): Update.
6400 (debug_nothing_void, debug_nothing_charstar_rtx,
6401 dwarf2out_end_epilogue): New.
6402 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6403 * debug.h (struct rtx_def): Declare.
6404 (gcc_debug_hooks): New hooks source_line, end_epilogue
6406 (debug_nothing_void, debug_nothing_charstar_rtx,
6407 dwarf2out_end_epilogue): New.
6408 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6409 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6410 (dwarf2_debug_hooks): Update.
6411 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6412 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6413 * dwarf2out.h (dwarf2out_source_line): Remove.
6414 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6415 Make static, update prototype.
6416 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6417 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6418 (dwarf_debug_hooks): Update.
6419 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6420 dwarfout_end_function): Remove.
6421 * final.c (profile_function): Use debug hooks for ending functions
6423 (output_source_line, final_end_function): Update prototype,
6425 (final_start_function, final_scan_insn): Update.
6426 * output.h (sdb_begin_function_line): Remove.
6427 (final_end_function): Update prototype.
6428 * sdbout.c (sdb_begin_function_line): Make static.
6429 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6430 (sdbout_source_line): New.
6431 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6433 (sdb_debug_hooks): Update.
6434 (sdbout_init, sdbout_source_line,
6435 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6436 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6437 * toplev.c (compile_file, rest_of_compilation): Update.
6438 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6439 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6440 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6441 Update for prototype changes.
6442 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6443 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6445 2001-07-15 Richard Henderson <rth@redhat.com>
6447 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6448 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6449 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6450 * config/alpha/alpha.c: Likewise.
6451 * config/alpha/alpha.md: Likewise.
6452 * config/alpha/alpha32.h: Likewise.
6453 * config/alpha/vms.h: Likewise.
6456 2001-07-14 Richard Henderson <rth@redhat.com>
6458 * config/alpha/alpha.md: Use define_constants for unspec values.
6459 Substitute throughout.
6461 2001-07-14 Tim Josling <tej@melbpc.org.au>
6463 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6465 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6467 * pa.md: Remove unused constraints from define_split's.
6469 2001-04-14 Richard Henderson <rth@redhat.com>
6471 * ifcvt.c (find_cond_trap): Test for exit block.
6473 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6475 Re-install recently reverted patch.
6476 * emit-rtl.c (try_split): Update mark_jump_label call.
6477 * flow.c (find_sub_basic_blocks): Likewise.
6478 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6480 (mark_all_labels): Kill second parameter.
6481 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6482 (rebuild_jump_labels, jump_optimize_minimal): Update call
6484 (jump_optimize_1): Kill crossjumping code.
6485 (mark_jump_label): Kill cross_jump parameter.
6486 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6487 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6488 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6490 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6492 (dump_file_info): Likewise.
6493 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6494 reorganize passes to do reg-stack first, bb-reorder second.
6495 * invoke.texi (-d letters doc): Remove the jump2 pass.
6497 2001-07-14 Richard Henderson <rth@redhat.com>
6499 * ifcvt.c (find_cond_trap): New.
6500 (find_if_header): Call it.
6501 (merge_if_block): Relax existing jump sanity check.
6502 * jump.c (jump_optimize_1): Remove conditional trap handling.
6504 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6506 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6508 (insn_refs_are_delayed): Correct comment.
6509 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6510 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6511 instead of r31. Make associated insn !TARGET_64BIT, and
6512 provide an additional 64-bit insn that clobbers r2.
6514 (udivsi3): Likewise.
6516 (umodsi3): Likewise.
6518 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6520 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6522 * flow.c (redirect_edge_and_branch_force, split_edge,
6523 try_crossjump_to_edge): Use set_block_for_new_insns.
6524 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6526 2001-07-13 H.J. Lu (hjl@gnu.org)
6528 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6531 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6533 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6535 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6537 * c-common.c (decl_attributes): Take a pointer to the node to
6538 which attributes are to be attached, and a flags argument.
6539 * c-common.h (enum attribute_flags): New.
6540 (decl_attributes): Update prototype.
6541 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6542 finish_enum, start_function): Update calls to decl_attributes.
6543 * c-parse.in (component_declarator, component_notype_declarator,
6544 label): Update calls to decl_attributes.
6546 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6548 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6549 * config/avr/avr.c (legitimate_address_p): Return value changed
6550 from letter to register classes. For better debugging.
6552 2001-07-13 Kazu Hirata <kazu@hxi.com>
6554 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6556 2001-07-13 H.J. Lu (hjl@gnu.org)
6558 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6560 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6562 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6563 correctly for shared configurations.
6564 * config/t-libgcc-pic: New.
6565 * config/{i386,m68k,sparc}/t-openbsd: New.
6566 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6567 Support -shared. Support debugging libraries with -g.
6568 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6569 frame information does not emit pointer diffs.
6570 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6573 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6575 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6577 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6579 * combine.c (try_combine): Ensure const_int pow2 is positive.
6581 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6583 * config.gcc: Add configuration for s/390.
6584 * config/s390/s390.c: New. Subroutines for code generation.
6585 * config/s390/s390.h: New. Definitions for s/390.
6586 * config/s390/s390-protos.h: New. Prototypes.
6587 * config/s390/linux.h: New. Definitions for linux for s/390.
6588 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6589 * config/s390/t-linux: New. Makefile fragment.
6590 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6591 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6593 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6595 * emit-rtl.c (try_split): Update mark_jump_label call.
6596 * flow.c (find_sub_basic_blocks): Likewise.
6597 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6599 (mark_all_labels): Kill second parameter.
6600 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6601 (rebuild_jump_labels, jump_optimize_minimal): Update call
6603 (jump_optimize_1): Kill crossjumping code.
6604 (mark_jump_label): Kill cross_jump parameter.
6605 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6606 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6607 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6609 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6611 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6612 reorganize passes to do reg-stack first, bb-reorder second.
6613 * invoke.texi (-d letters doc): Remove the jump2 pass.
6615 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6617 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6619 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6621 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6623 (verify_flow_info): Make diagnostics prettier.
6625 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6627 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6629 * flow.c (outgoing_edges_match): Return early if condition reversal
6632 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6634 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6635 (mips_move_2words): When splitting a move into two instructions,
6636 prefix the second address operand with '%D'.
6638 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6640 * Makefile.in (final.o): Depend on debug.h.
6641 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6642 (dbx_debug_hooks): Add new hooks.
6643 (xcoff_debug_hooks): New.
6644 * debug.c (debug_nothing_file_int_int): New.
6645 (do_nothing_debug_hooks): Update.
6646 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6647 (debug_nothing_file_int_int): New.
6648 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6649 static, update prototype.
6650 (dwarf2_debug_hooks): Update.
6651 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6652 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6653 static, update prototype.
6654 (dwarf_debug_hooks): Update.
6655 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6656 * final.c: Include debug.h.
6657 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6658 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6659 static, update prototype.
6660 (sdb_debug_hooks): Update.
6661 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6662 * toplev.c: Distinguish between xcoff and dbx.
6664 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6665 Call all debug hooks, not just dwarf ones.
6667 2001-07-11 Timothy Wall <twall@redhat.com>
6669 * config.gcc: Add configuration for AIX5/IA64.
6670 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6671 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6672 support prefix/suffix code.
6673 * config/ia64/t-aix: New. Makefile fragment.
6674 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6676 2001-07-11 Kazu Hirata <kazu@hxi.com>
6678 * recog.c (validate_change): Fix a comment typo.
6680 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6682 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6683 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6685 * dbxout.c (dbx_debug_hooks): Add new hooks.
6686 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6688 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6690 * dbxout.h (dbxout_start_new_source_file,
6691 dbxout_resume_previous_source_file): Delete.
6692 * debug.c (do_nothing_debug_hooks): Add new hooks.
6693 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6694 (debug_nothing_int_charstar, debug_nothing_int): New.
6695 * debug.h (gcc_debug_hooks): New hooks define, undef,
6696 start_source_file and end_source_file.
6697 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6698 (debug_nothing_int_charstar, debug_nothing_int): New.
6699 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6700 the conditionally compiled section.
6701 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6702 dwarf2out_define, dwarf2out_undef): Make static.
6703 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6704 dwarf2out_define, dwarf2out_undef): Remove.
6705 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6706 (dwarfout_start_source_file, dwarfout_end_source_file,
6707 dwarfout_define, dwarfout_undef): Make static.
6708 (dwarfout_start_source_file_check,
6709 dwarfout_end_source_file_check): New.
6710 (dwarfout_define, dwarfout_finish): Update.
6711 * dwarfout.h (dwarfout_start_new_source_file,
6712 dwarfout_resume_previous_source_file, dwarfout_define,
6713 dwarfout_undef): Remove.
6714 * sdbout.c (sdb_debug_hooks): Add new hooks.
6715 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6717 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6718 make static, take an arg.
6719 * sdbout.h (sdbout_start_new_source_file,
6720 sdbout_resume_previous_source_file): Delete.
6721 * toplev.c (debug_start_source_file, debug_end_source_file,
6722 debug_define, debug_undef): Delete.
6723 * toplev.h (debug_start_source_file, debug_end_source_file,
6724 debug_define, debug_undef): Delete.
6726 * java/jcf-parse.c: Include debug.h.
6727 (parse_class_file): Update to use debug hooks directly.
6728 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
6730 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6732 * alias.c (set_mem_alias_set): New function.
6733 * rtl.h (set_mem_alias_set): Declare it.
6734 * builtins.c (expand_builtin_return_addr): Call it instead of
6735 using MEM_ALIAS_SET accessor.
6736 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
6737 (get_memory_rtx, expand_builtin_va_arg): Likewise.
6738 (expand_builtin_va_copy):Likewise.
6739 * caller-save.c (setup_save_areas): Likewise.
6740 * calls.c (compute_argument_addresses): Likewise.
6741 * explow.c (set_mem_attributes): Likewise.
6742 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
6743 (expand_assignment, store_constructor_field, store_field): Likewise.
6744 (expand_expr_unaligned): Likewise.
6745 * function.c (assign_stack_temp_for_type): Likewise.
6746 (put_reg_into_stack, gen_mem_addressof): Likewise.
6747 * ifcvt.c (noce_try_cmove_arith): Likewise.
6748 * reload1.c (reload, alter_reg): Likewise.
6749 * config/alpha/alpha.c (get_aligned_mem): Likewise.
6750 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
6751 (alpha_expand_unaligned_store): Likewise
6752 (alpha_expand_unaligned_load_words): Likewise.
6753 (alpha_expand_unaligned_store_words): Likewise.
6754 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
6755 (alpha_expand_epilogue): Likewise.
6756 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
6757 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
6758 * config/i386/i386.c (legitimize_pic_address): Likewise.
6759 * config/i960/i960.c (setup_incoming_varargs): Likewise.
6760 * config/ia64/ia64.c (spill_restore_mem): Likewise.
6761 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
6762 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
6763 * config/mips/mips.c (mips_va_arg): Likewise.
6764 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6765 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
6766 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6767 (setup_incoming_varargs, rs6000_va_arg): Likewise.
6768 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
6769 (rs6000_emit_epilogue): Likewise.
6770 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
6771 * config/sparc/sparc.c (sparc_va_arg): Likewise.
6772 * config/v850/v850.c (v850_va_arg): Likewise.
6774 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
6776 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
6777 when fallthru edge is present.
6778 (mege_blocks): Handle case where creation of jump insn
6781 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
6782 CLEANUP_POST_REGSTACK): New constants.
6783 * except.c (finish_eh_generation): Update call of cleanup_cfg,
6784 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
6785 * output.h (cleanup_cfg): Update prototype.
6786 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
6787 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
6788 cleanup_cfg call; kill missleading comment.
6789 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
6790 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
6791 parameter; control optimizations performed using it.
6792 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6793 try_crossjump_bb): New functions.
6795 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6797 * pa.c (pa_output_function_prologue): Delete prototype. Make function
6799 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
6800 pa_output_function_prologue.
6801 * pa-protos.h (pa_output_function_prologue): New prototype.
6803 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6805 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
6806 and low to get correct sign extension in low+high test.
6808 2001-07-11 Janis Johnson <janis@us.ibm.com>
6810 * gcov.c (arcdata): Use gcov_type to fix branch percentage
6811 for large hit count.
6813 * profile.c (branch_prob): Fix .bbg info for computed gotos
6816 2001-07-11 Mark Mitchell <mark@codesourcery.com>
6818 * stmt.c (parse_output_constraint): New function, split out
6820 (expand_asm_operands): ... here. Use parse_output_constraint.
6821 * tree.h (parse_output_constraint): Declare it.
6823 2001-07-11 Richard Henderson <rth@redhat.com>
6825 * bitmap.c: Comment some functions; fiddle whitespace.
6826 (bitmap_free): Don't export.
6827 (bitmap_element_allocate): Use memset.
6828 * bitmap.h (bitmap_free): Don't declare.
6830 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
6832 * gcse.c, lcm.c, sched-deps.c:
6833 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
6835 * flow.c (flow_loops_find): Free dom if we found no loops, since
6836 we aren't going to save it.
6838 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
6841 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
6843 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
6845 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6847 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
6848 #ifndef DWARF2_DEBUGGING_INFO.
6850 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6852 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
6854 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6856 * config/mips/mips.c (gen_int_relational): Tell the caller not to
6857 reverse a branch if a NE comparison is implemented with GTU.
6859 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6860 H.J. Lu <hjl@gnu.org>
6862 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
6864 (call_internal2): Likewise.
6865 (call_value_internal1): Likewise.
6866 (call_value_internal2): Likewise.
6867 (call_value_multiple_internal1): Likewise.
6868 (call_value_multiple_internal2): Likewise.
6870 2001-07-10 Kazu Hirata <kazu@hxi.com>
6872 * calls.c (emit_library_call_value_1): Fix a comment typo.
6873 * dwarf2out.c (mem_loc_descriptor): Likewise.
6874 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
6876 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
6878 * simplify-rtx.c (simplify_subreg): Fix typo in comment
6880 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6882 * recog.c (offsettable_address_p): Handle LO_SUM case.
6883 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
6884 instead of plus_constant.
6886 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6888 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
6889 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
6891 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6893 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
6894 adjust_address_nv instead of plus_constant.
6896 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
6898 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
6899 dwarf2out.o): Depend on debug.h, wrap long lines.
6900 * dbxout.c: Include debug.h.
6901 (dbx_debug_hooks): New.
6902 (dbxout_init): Make static, take just 2 args.
6903 (dbxout_finish): Make static.
6904 * dbxout.h (dbxout_init, dbxout_finish): Delete.
6905 * debug.c: New file.
6906 * debug.h: New file.
6907 * dwarf2out.c: Include debug.h.
6908 (dwarf2_debug_hooks): New.
6909 (dwarf2out_init): Make static.
6910 (dwarf2out_finish): Make static, take 2 args.
6911 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
6912 * dwarfout.c: Include debug.h.
6913 (dwarf_debug_hooks): New.
6914 (dwarfout_init): Make static.
6915 (dwarfout_finish): Make static, take 2 args.
6916 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
6917 * sdbout.c: Include debug.h.
6918 (sdb_debug_hooks): New.
6919 (sdbout_init): Make static, take 2 args.
6920 * sdbout.h (sdbout_init): Delete.
6921 * toplev.c: Include debug.h.
6923 (compile_file): Set deubg_hooks based on command line options.
6924 Use the hooks unconditionally rather than conditional compilation.
6926 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
6928 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
6929 first_insn_after_basic_block_note instead.
6931 * df.c (df_bb_refs_unlink): #if 0 out for now.
6933 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
6935 * ssa.h: Add prototype for ssa_const_prop
6936 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
6937 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
6938 (ssa_fast_dce): Remove unused variable
6940 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6942 * diagnostic.c (finish_diagnostic): Rename to
6943 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
6946 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
6948 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
6951 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
6952 (dump_file): Only pad the demangled name with spaces if the
6953 mangled name was padded with spaces.
6955 2001-07-10 Bernd Schmidt <bernds@redhat.com>
6957 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
6960 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6962 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
6963 extraction if no direct load if either EXPAND_CONST_ADDRESS or
6966 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
6967 whether can put offset inside LO_SUM to check mode alignment, not size.
6969 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6971 * doc/tm.texi (Misc): Fix thinko.
6973 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
6975 * regmove.c (replace_in_call_usage): Fix warnings.
6976 * sched-deps.c (add_dependence): Fix warnings.
6977 * simplify-rtx.c (simplify_subreg): Likewise.
6978 Return NULL_RTX instead of NULL.
6980 * reg-stack.c (emit_swap_insn): Eliminate warnings.
6981 (subst_asm_stack_regs): Likewise.
6983 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
6986 * dwarf2out.c (output_call_frame_info): Declare i as int.
6987 (build_abbrev_table): Declare n_alloc as int.
6988 (dwarf2out_finish): Initialize die.
6989 * except.c: Declare sjlj_funcdef_number as unsigned.
6990 (connect_post_landing_pads): Declare j as unsigned.
6991 (convert_to_eh_region_ranges): Initialize call_site.
6992 (output_function_exception_table): Initialize tt_format_size.
6993 * expr.c (move_by_pieces_1): Initialize to1.
6994 (store_constructor): Initialize minelt and maxelt.
6995 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
6996 * function.c (instantiate_decls): Avoid signed/unsigned warning.
6998 * c-decl.c (combine_parm_decls): Unused, remove.
6999 * c-tree.h: Remove prototype for combine_parm_decls.
7001 * reload.c (push_reload): Fix warning.
7002 (regno_clobbered_p): Likewise.
7003 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7004 (reload_combine): Likewise.
7006 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7007 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7009 * bitmap.c (bitmap_operation): Change user.
7010 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7012 2001-07-10 Eric Christopher <echristo@redhat.com>
7014 * config/mips/mips.c (override_options): Fix typo.
7016 2001-07-09 Stan Shebs <shebs@apple.com>
7018 * target.h (struct gcc_target): New fields init_builtins and
7020 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7021 (TARGET_EXPAND_BUILTIN): New macro.
7022 (TARGET_INITIALIZER): Add them.
7023 * builtins.c: Include target.h.
7024 (expand_builtin): Use targetm.expand_builtin.
7025 (default_init_builtins): New function.
7026 (default_expand_builtin): New function.
7027 * expr.h (default_init_builtins): Declare.
7028 (default_expand_builtin): Declare.
7029 * c-common.c (c_common_nodes_and_builtins): Use
7030 targetm.init_builtins.
7031 * defaults.h (MD_INIT_BUILTINS): Remove.
7032 * Makefile.in (builtins.o): Depend on target.h.
7034 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7035 (TARGET_EXPAND_BUILTIN): Define.
7036 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7037 (MD_EXPAND_BUILTIN): Remove.
7039 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7040 (TARGET_EXPAND_BUILTIN): Define.
7041 (c4x_init_builtins): Make endlink arg a local.
7042 (c4x_print_operand): Fix typos in adjust_address usages.
7043 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7044 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7045 (MD_EXPAND_BUILTIN): Remove.
7047 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7048 (TARGET_EXPAND_BUILTIN): Define.
7049 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7050 (ix86_init_builtins): Call new function only if TARGET_MMX.
7051 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7052 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7053 (MD_EXPAND_BUILTIN): Remove.
7055 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7056 (TARGET_EXPAND_BUILTIN): Define.
7057 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7058 (MD_EXPAND_BUILTIN): Remove.
7060 * doc/tm.texi: Document these changes.
7062 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7064 * basic-block.h (tree_node): Forward declare if needed.
7065 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7066 (BLOCK_HEAD_TREE): Define.
7067 (BLOCK_END_TREE): Define.
7068 (struct loops): Rename field 'tree' to 'tree_root'.
7069 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7071 (flow_loops_tree_build): Rename reference to field 'tree' to
7073 (flow_loops_level_compute): Ditto.
7074 * predict.c (estimate_bb_frequencies): Ditto.
7075 * tree.h (struct tree_common): Add field 'aux'.
7077 2001-07-09 Stan Shebs <shebs@apple.com>
7079 * config/darwin.c (darwin_encode_section_info): Don't mark any
7080 DECL_EXTERNAL node as defined.
7082 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7084 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7085 pa_free_machine_status, hppa_init_pic_save): Delete.
7086 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7087 (hppa_profile_hook): Use hppa_pic_save_rtx.
7088 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7089 hppa_init_pic_save): Delete.
7090 (hppa_pic_save_rtx): Declare.
7091 * pa.md (call, call_value, sibcall, sibcall_value,
7092 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7094 2001-07-09 Kazu Hirata <kazu@hxi.com>
7096 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7097 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7099 2001-07-09 Andreas Jaeger <aj@suse.de>
7101 * output.h: Add declaration of final_forward_branch_p.
7103 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7105 * varray.c: Include errors.h for internal_error and trim_filename
7108 * Makefile.in (varray.o): Add errors.h.
7110 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7112 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7113 * optabs.c (have_add2_insn): Check whether the add insn chosen
7114 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7115 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7117 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7119 * Makefile.in (OBJS): Add ssa-ccp.o
7120 (ssa-ccp.o): Add dependencies.
7121 * toplev.c (DFI_ssa_ccp): New dump file enum.
7122 (dump_file): Add entry for dumping after SSA CCP.
7123 (flag_ssa_ccp): New flag variable.
7124 (f_options): Add -fssa-ccp.
7125 (rest_of_compilation): Run SSA CCP if requested.
7126 * timevar.def (TV_SSA_CCP): New timevar.
7127 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7128 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7129 Fix minor typo in SSA DCE documentation.
7130 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7131 Add documentation for new dump option. Renumber dump files
7134 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7136 * emit-rtl.c (gen_highpart_mode): New.
7137 * rtl.h (gen_highpart_mode): Declare.
7138 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7139 operand can be VOIDmode constant.
7141 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7143 * flow.c (redirect_edge_and_branch_force): New.
7144 (can_fallthru): Ensure that basic blocks are succeeding.
7145 (try_optimize_cfg): Do not delete basic block if it is the last one.
7147 * flow.c (try_redirect_by_replacing_jump): Do not remove
7148 jumps with side effects, unlink chain on fallthru edge;
7149 set block for new jump instruction; avoid basic block to
7150 over by line number note.
7152 * flow.c (try_simplify_condjump): Verify that the condjump
7153 is not always falling trought.
7156 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7158 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7159 (try_redirect_by_replacing_jump): Update properly the count
7160 and frequency information.
7162 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7164 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7165 address that is a LO_SUM specially.
7166 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7168 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7170 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7171 (operand_subword): Use them.
7172 (change_address_1): Renamed from change_address; new arg VALIDATE.
7173 * expr.h: Reflect above changes; change_address now macro.
7174 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7176 * cselib.c (add_mem_for_addr): Likewise.
7177 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7178 * regmove.c (try_apply_stack_adjustment): Likewise.
7179 * reload.c (push_reload, make_memloc): Likewise.
7180 * reload1.c (eliminate_regs): Likewise.
7181 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7182 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7184 * combine.c (make_extraction, simplify_shift_const): Likewise.
7185 (gen_lowpart_for_combine): Likewise.
7186 * cse.c (gen_lowpart_if_possible): Likewise.
7187 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7188 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7189 * optabs.c (gen_move_insn): Likewise.
7190 * reload1.c (alter_reg): Likewise.
7191 * simplify-rtx.c (simplify_subreg): Likewise.
7192 * stmt.c (expand_anon_union_decl): Likewise.
7193 * recog.c (validate_replace_rtx_1): Likewise.
7195 * Makefile.in (recog.o): Add $(EXPR_H).
7196 * explow.c (stabilize): Call replace_equiv_address.
7197 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7198 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7200 2001-07-03 Andrew Haley <aph@redhat.com>
7202 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7203 the mode of the memory location.
7205 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7207 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7209 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7211 * final.c (output_addr_const): Use target opening and
7212 closing parentheses.
7213 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7214 defaults, add to TARGET_ASM_OUT.
7215 * target.h (struct gcc_target): Add open_paren and close_paren.
7216 * doc/md.texi: Update.
7217 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7218 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7219 TARGET_ASM_CLOSE_PAREN.
7220 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7222 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7224 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7225 * config/a29k/a29k.h: Similarly.
7226 * config/alpha/alpha.h: Similarly.
7227 * config/arc/arc.h: Similarly.
7228 * config/arm/aof.h: Similarly.
7229 * config/arm/aout.h: Similarly.
7230 * config/avr/avr.h: Similarly.
7231 * config/c4x/c4x.h: Similarly.
7232 * config/clipper/clipper.h: Similarly.
7233 * config/convex/convex.h: Similarly.
7234 * config/d30v/d30v.h: Similarly.
7235 * config/dsp16xx/dsp16xx.h: Similarly.
7236 * config/elxsi/elxsi.h: Similarly.
7237 * config/fr30/fr30.h: Similarly.
7238 * config/h8300/h8300.h: Similarly.
7239 * config/i370/i370.h: Similarly.
7240 * config/i386/i386.h: Similarly.
7241 * config/i860/i860.h: Similarly.
7242 * config/i960/i960.h: Similarly.
7243 * config/ia64/ia64.h: Similarly.
7244 * config/m32r/m32r.h: Similarly.
7245 * config/m68hc11/m68hc11.h: Similarly.
7246 * config/m68k/m68k.h: Similarly.
7247 * config/m88k/m88k.h: Similarly.
7248 * config/mcore/mcore.h: Similarly.
7249 * config/mips/mips.h: Similarly.
7250 * config/mn10200/mn10200.h: Similarly.
7251 * config/mn10300/mn10300.h: Similarly.
7252 * config/ns32k/ns32k.h: Similarly.
7253 * config/pa/pa.h: Similarly.
7254 * config/pdp11/pdp11.h: Similarly.
7255 * config/pj/pj.h: Similarly.
7256 * config/romp/romp.h: Similarly.
7257 * config/rs6000/rs6000.h: Similarly.
7258 * config/sh/sh.h: Similarly.
7259 * config/sparc/sparc.h: Similarly.
7260 * config/v850/v850.h: Similarly.
7261 * config/vax/vax.h: Similarly.
7262 * config/we32k/we32k.h: Similarly.
7264 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7266 * doc/c-tree.texi: Document representation of attributes.
7268 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7270 * doc/tm.texi: Update some places for the rename of target to
7273 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7275 * target.h (struct gcc_target): Add insert_attributes.
7276 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7277 (TARGET_INITIALIZER): Update.
7278 * tree.c, tree.h (default_insert_attributes): New function.
7279 Update comments on other default functions to refer to targetm,
7281 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7282 TARGET_INSERT_ATTRIBUTES.
7283 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7284 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7285 Don't use PRAGMA_INSERT_ATTRIBUTES.
7286 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7287 * c-decl.c (start_decl, start_function): Don't call
7288 SET_DEFAULT_DECL_ATTRIBUTES.
7289 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7290 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7292 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7293 (c4x_check_attribute): Avoid modifying attribute list itself.
7294 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7296 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7297 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7299 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7300 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7302 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7303 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7305 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7306 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7307 Adjust parameters. Make static.
7309 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7311 * c-common.c (decl_attributes): Only take a single attributes
7313 * c-common.h (decl_attributes): Update prototype.
7314 * c-decl.c (start_decl, start_function): Only take a single
7315 attributes parameter. Update calls to decl_attributes.
7316 (finish_struct, finish_enum): Update calls to decl_attributes.
7317 (push_parm_decl): Expect unified list of attributes. Update call
7319 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7320 notype_nested_function, component_declarator,
7321 component_notype_declarator, label): Update calls to
7323 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7324 lists that are passed to push_parm_decl.
7325 * c-tree.h (start_function, start_decl): Update prototypes.
7326 * config/sh/sh-protos.h, config/sh/sh.c
7327 (sh_pragma_insert_attributes): Only take a single attributes
7329 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7330 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7331 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7332 build_module_descriptor, generate_static_references,
7333 generate_strings, build_selector_translation_table,
7334 generate_descriptor_table, generate_protocols,
7335 generate_ivars_list, generate_dispatch_table,
7336 generate_protocol_list, generate_category,
7337 generate_shared_structures, really_start_method, add_objc_decls,
7338 generate_classref_translation_entry): Update calls to start_decl
7340 (build_tmp_function_decl, start_method_def): Unify attribute lists
7341 that are passed to push_parm_decl.
7343 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7345 * final.c (no_asm_to_stream): New.
7346 (final_scan_insn): Use target structures for prologue ends
7347 and epilogue starts.
7348 * output.h (no_asm_to_stream): New.
7349 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7350 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7351 (TARGET_ASM_OUT): Update.
7352 * target.h (struct gcc_target): New members function_end_prologue
7353 and function_begin_epilogue.
7354 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7355 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7356 * config/alpha/alpha.c (output_end_prologue): Rename to
7357 alpha_output_function_end_prologue. Use in target struct
7359 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7360 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7361 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7362 ia64_output_function_end_prologue. Use in target struct
7364 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7365 mistyped prototypes.
7366 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7367 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7369 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7370 an use in target struct, make static.
7371 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7374 2001-07-08 Richard Henderson <rth@redhat.com>
7376 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7378 2001-07-08 Richard Henderson <rth@redhat.com>
7380 * config/i386/i386.md: Remove constraints strings from define_split
7381 and define_peephole2 patterns.
7382 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7383 (eh_return): Use them.
7385 2001-07-08 Richard Henderson <rth@redhat.com>
7387 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7388 Document MD_FALLBACK_FRAME_STATE_FOR.
7390 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7392 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7393 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7395 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7397 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7399 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7400 of the label inside NAME as opposed to just the end of NAME.
7402 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7404 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7405 * config/alpha/alpha.c (alpha_init_machine_status,
7406 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7407 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7408 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7409 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7411 2001-07-06 Stan Shebs <shebs@apple.com>
7413 * target.h (targetm): Rename global from "target", so as not to
7414 conflict with local variables.
7416 * c-typeck.c: Ditto.
7420 * cp/decl2.c: Ditto.
7421 * cp/typeck.c: Ditto.
7422 * 1750a/1750a.c: Ditto.
7423 * a29k/a29k.c: Ditto.
7427 * clipper/clipper.c: Ditto.
7428 * convex/convex.c: Ditto.
7429 * d30v/d30v.c: Ditto.
7430 * dsp16xx/dsp16xx.c: Ditto.
7431 * elxsi/elxsi.c: Ditto.
7432 * fr30/fr30.c: Ditto.
7433 * h8300/h8300.c: Ditto.
7434 * i370/i370.c: Ditto.
7435 * i386/i386.c: Ditto.
7436 * i860/i860.c: Ditto.
7437 * i960/i960.c: Ditto.
7438 * ia64/ia64.c: Ditto.
7439 * m32r/m32r.c: Ditto.
7440 * m68hc11/m68hc11.c: Ditto.
7441 * m68k/m68k.c: Ditto.
7442 * m88k/m88k.c: Ditto.
7443 * mips/mips.c: Ditto.
7444 * ns32k/ns32k.c: Ditto.
7446 * pdp11/pdp11.c: Ditto.
7447 * romp/romp.c: Ditto.
7448 * rs6000/rs6000.c: Ditto.
7450 * sparc/sparc.c: Ditto.
7452 * we32k/we32k.c: Ditto.
7453 * doc/tm.texi: Update the manual to match.
7455 2001-07-06 Richard Henderson <rth@redhat.com>
7457 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7458 DWARF2_UNWIND_INFO not just whether it is defined.
7460 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7462 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7463 call to simplify_binary_operation returns a new pattern.
7465 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7467 * glimits.h (__SHRT_MAX__): New.
7468 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7469 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7471 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7473 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7476 2001-07-06 Richard Henderson <rth@redhat.com>
7478 * bitmap.c (bitmap_release_memory): Move adjacent to the
7479 allocation functions.
7480 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7481 the implementation. Binary search for the set bit.
7482 (bitmap_union_of_diff): Allocate the temporary on the stack
7483 instead of using xmalloc.
7485 2001-07-06 Richard Henderson <rth@redhat.com>
7487 * genrecog.c (validate_pattern): Warn for constraints in
7488 define_{expand,split,peephole2}. Remove strict_low_part
7489 before looking up match_dup.
7491 2001-07-06 DJ Delorie <dj@redhat.com>
7493 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7494 chapter about various build hints and history. Add section
7495 talking about the various types of native and cross builds.
7497 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7499 * Makefile.in (final.o): Depend on target.h.
7500 * final.c: Include target.h.
7501 (default_function_pro_epilogue): New.
7502 (final_start_function): Use target structure for function prologues.
7503 (final_end_function): Use target structure for function epilogues.
7504 * fold-const.c (real_hex_to_f): Constify s and p.
7505 * output.h (default_function_pro_epilogue): New.
7506 * real.h (real_hex_to_f): Update prototype.
7507 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7508 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7509 (TARGET_INITIALIZER): Update.
7510 * target.h (gcc_target): Add struct asm_out.
7511 * doc/tm.texi: Update.
7514 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7515 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7516 in cpu/cpu.c, or rename old functions consistently. Take
7517 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7518 redundant macros and prototypes. Make new functions static.
7520 * 1750a/1750a.c: Similarly.
7521 * 1750a/1750a.h: Similarly.
7522 * a29k/a29k-protos.h: Similarly.
7523 * a29k/a29k.c: Similarly.
7524 * a29k/a29k.h: Similarly.
7525 * arc/arc-protos.h: Similarly.
7526 * arc/arc.c: Similarly.
7527 * arc/arc.h: Similarly.
7528 * arm/arm-protos.h: Similarly.
7529 * arm/arm.c: Similarly.
7530 * arm/arm.h: Similarly.
7531 * avr/avr-protos.h: Similarly.
7532 * avr/avr.c: Similarly.
7533 * avr/avr.h: Similarly.
7534 * clipper/clipper-protos.h: Similarly.
7535 * clipper/clipper.c: Similarly.
7536 * clipper/clipper.h: Similarly.
7537 * convex/convex.c: Similarly.
7538 * convex/convex.h: Similarly.
7539 * d30v/d30v-protos.h: Similarly.
7540 * d30v/d30v.c: Similarly.
7541 * d30v/d30v.h: Similarly.
7542 * d30v/d30v.md: Similarly.
7543 * dsp16xx/dsp16xx-protos.h: Similarly.
7544 * dsp16xx/dsp16xx.c: Similarly.
7545 * dsp16xx/dsp16xx.h: Similarly.
7546 * elxsi/elxsi.c: Similarly.
7547 * elxsi/elxsi.h: Similarly.
7548 * fr30/fr30.c: Similarly.
7549 * fr30/fr30.md: Similarly.
7550 * h8300/h8300-protos.h: Similarly.
7551 * h8300/h8300.c: Similarly.
7552 * h8300/h8300.h: Similarly.
7553 * i370/i370-protos.h: Similarly.
7554 * i370/i370.c: Similarly.
7555 * i370/i370.h: Similarly.
7556 * i386/i386.c: Similarly.
7557 * i386/osf1elf.h: Similarly.
7558 * i386/osfrose.h: Similarly.
7559 * i860/i860-protos.h: Similarly.
7560 * i860/i860.c: Similarly.
7561 * i860/i860.h: Similarly.
7562 * i960/i960-protos.h: Similarly.
7563 * i960/i960.c: Similarly.
7564 * i960/i960.h: Similarly.
7565 * ia64/ia64-protos.h: Similarly.
7566 * ia64/ia64.c: Similarly.
7567 * ia64/ia64.h: Similarly.
7568 * m32r/m32r-protos.h: Similarly.
7569 * m32r/m32r.c: Similarly.
7570 * m32r/m32r.h: Similarly.
7571 * m68hc11/m68hc11-protos.h: Similarly.
7572 * m68hc11/m68hc11.c: Similarly.
7573 * m68hc11/m68hc11.h: Similarly.
7574 * m68k/crds.h: Similarly.
7575 * m68k/dpx2.h: Similarly.
7576 * m68k/m68k-protos.h: Similarly.
7577 * m68k/m68k.c: Similarly.
7578 * m68k/m68k.h: Similarly.
7579 * m68k/news.h: Similarly.
7580 * m88k/m88k-protos.h: Similarly.
7581 * m88k/m88k.c: Similarly.
7582 * m88k/m88k.h: Similarly.
7583 * mips/mips-protos.h: Similarly.
7584 * mips/mips.c: Similarly.
7585 * mips/mips.h: Similarly.
7586 * ns32k/merlin.h: Similarly.
7587 * ns32k/ns32k.c: Similarly.
7588 * ns32k/ns32k.h: Similarly.
7589 * ns32k/tek6000.h: Similarly.
7590 * pa/pa-protos.h: Similarly.
7591 * pa/pa.c: Similarly.
7592 * pa/pa.h: Similarly.
7593 * pdp11/2bsd.h: Similarly.
7594 * pdp11/pdp11-protos.h: Similarly.
7595 * pdp11/pdp11.c: Similarly.
7596 * pdp11/pdp11.h: Similarly.
7597 * romp/romp-protos.h: Similarly.
7598 * romp/romp.c: Similarly.
7599 * romp/romp.h: Similarly.
7600 * rs6000/rs6000-protos.h: Similarly.
7601 * rs6000/rs6000.c: Similarly.
7602 * rs6000/rs6000.h: Similarly.
7603 * rs6000/sysv4.h: Similarly.
7604 * sh/sh-protos.h: Similarly.
7605 * sh/sh.c: Similarly.
7606 * sh/sh.h: Similarly.
7607 * sparc/sparc-protos.h: Similarly.
7608 * sparc/sparc.c: Similarly.
7609 * sparc/sparc.h: Similarly.
7610 * vax/vax.c: Similarly.
7611 * vax/vax.h: Similarly.
7612 * vax/vms.h: Similarly.
7613 * we32k/we32k.c: Similarly.
7614 * we32k/we32k.h: Similarly.
7616 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7618 * basic-block.h (first_insn_after_basic_block_note): Declare.
7619 * flow.c (first_insn_after_basic_block_note): Define. Moved
7621 * ssa.c (first_insn_after_basic_block_note): Remove.
7622 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7624 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7625 nodes when we find a dead conditional branch. Insert BARRIERs
7626 after any blocks with no successors, but which do not have
7629 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7631 * varray.c (varray_check_failed): Use internal_error.
7633 2001-07-05 Andrew Haley <aph@redhat.com>
7635 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7636 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7637 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7639 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7641 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7642 reference if the target constant is also a SYMBOL_REF.
7644 2001-07-05 Eric Christopher <echristo@redhat.com>
7646 * config/mips/mips.h (MASK_MIPS3900): Remove.
7647 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7648 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7649 (TARGET_MIPS3900): Change to use mips_arch.
7650 (TARGET_MIPS4000): New.
7651 (TARGET_MIPS4100): New.
7652 (TARGET_MIPS4300): New.
7653 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7654 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7656 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7657 (ISA_HAS_BRANCHLIKELY): To here.
7658 (CC1_CPU_SPEC): New.
7659 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7660 (mips_arch_string): Declare.
7661 (mips_arch): Declare.
7662 (TARGET_OPTIONS): Add -march and -mtune.
7664 * config/mips/mips.c (mips_arch_string): New.
7666 (override_options): Handle -march for codegen and -mtune
7667 for scheduling. Use mips_arch. Move tx39 target default here.
7668 (mips_parse_cpu): Move error message to override_options.
7670 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7672 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7674 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7675 (MIPS Options): Ditto. Change mcpu entry to historical text.
7677 2001-07-05 H.J. Lu (hjl@gnu.org)
7679 * config/mips/mips.c (mips_parse_cpu): New function to parse
7682 2001-07-05 Jim Wilson <wilson@redhat.com>
7684 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7685 * config/ia64/t-ia64: Likewise.
7686 (LIB1ASMFUNCS): Update comment.
7688 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7690 * doc/install.texi (Install GCC: Binaries): Fix typo.
7692 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7694 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7695 reference using the stack pointer, adjust it since we push Y
7697 ("*ashrsi3"): Likewise.
7698 ("*lshrsi3"): Likewise.
7700 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7702 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7703 when -fomit-frame-pointer is used.
7705 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7707 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7708 (try_redirect_by_replacing_jump): Reverse updating properly the
7709 count and frequency information. Reverse removing cc0 setter.
7710 (forwarder_block_p): Reverse fixing for fallthru blocks.
7712 2001-07-05 DJ Delorie <dj@redhat.com>
7714 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7715 (translate_options): If the above is defined, use it to map
7716 given options to new options.
7717 * doc/tm.texi: Document it.
7719 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7720 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7722 * doc/invoke.texi (Optimize Options): Document that -fgcse may
7723 cause programs using computed gotos to run more slowly.
7725 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7727 * doc/install.texi (Specific): Markup, spelling and typo fixes.
7729 Consistently require binutils 2.11.2, not prereleases.
7730 (Specific, decstation-*): Canonicalize as mips-dec-*.
7731 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
7733 (Specific, m68k-altos): Removed reference to README.altos, deleted.
7734 (Specific, mips-*): Reword MIPS C compiler requirements.
7735 (Specific, powerpc*-*-*): New, mention --with-cpu once.
7736 (Specific, sunv5): Removed, obsolete.
7738 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
7740 * dwarf2out.c (output_loc_list): Use an all ones mask for
7741 .text asm output and don't rely on long long
7742 literals. Reformat some long lines.
7744 2001-07-05 Andreas Jaeger <aj@suse.de>
7746 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
7749 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7751 * dwarf2out.c (dwarf2out_define): Update comment.
7752 (dwarf2out_undef): Ditto.
7753 (dwarf2out_start_source_file): Ditto.
7754 (dwarf2out_end_source_file): Ditto.
7755 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
7756 since we never call the start/end debug hook for the primary file.
7758 2001-07-04 Kazu Hirata <kazu@hxi.com>
7760 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
7763 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7765 * cppinit.c (remove_dup_dirs): Inform if a system include
7766 directory is being reordered.
7767 * doc/invoke.texi (Directory Options): GCC warns if you hide a
7769 * doc/cpp.texi (Search Paths): Likewise.
7770 * doc/gcc.texi (Interoperation): Remove information about
7773 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7775 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
7776 (VARRAY_TOP_CHAR_PTR): Likewise.
7778 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7780 * gcc.c (process_command): Don't assign elements of a const char*.
7782 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7784 * emit-rtl.c (change_address): Don't abort if invalid address while
7785 reload is in progress.
7787 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7789 * c-lex.c (cb_file_change): Pass line number to
7790 debug_start_source_file.
7791 (cb_undefine): Pass correct line number to debug_undef.
7793 * toplev.c (debug_start_source_file): Add line number to
7794 parameters. Pass it along to dwarf2out_start_source_file.
7795 (decode_g_option): Stop resetting debug level back to normal when
7796 we change debug formats, unless the current level is
7797 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
7800 * toplev.h (debug_start_source_file): Add line number to
7803 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
7806 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
7808 Output debug_macinfo data for starting file if requested.
7809 (dwarf2out_end_source_file): Output debug_macinfo data for ending
7811 (dwarf2out_define): Output debug_macinfo data for defining a macro
7813 (dwarf2out_undef): Output debug_macinfo data for undefining a
7815 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
7816 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
7817 (macinfo_section_label): New. DWARF2 macro info section label.
7818 (dwarf2out_init): If we want macro info, output the start label
7820 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
7821 attribute to the compilation unit die pointing to the macro info.
7823 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7825 * dwarf2out.c (new_loc_list): Move to inside #ifdef
7826 DWARF2_DEBUGGING_INFO.
7827 (add_loc_descr_to_loc_list): Ditto.
7828 (output_loc_list): Ditto.
7829 Also, fix thinko in curr not being initialized.
7830 (gen_internal_sym): Ditto.
7832 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7834 * emit-rtl.c (replace_equiv_address): New function.
7835 * expr.h (replace_equiv_address): New declaration.
7836 * explow.c (validize_mem): Call it instead of change_address and
7837 also call if -fforce-addr and address is constant.
7838 * expr.c: Replace more calls to change_address with adjust_address
7839 and/or replace_equiv_address or to validize_mem.
7840 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
7841 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
7842 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
7843 * config/i370/i370.md, config/i860/i860.md: Likewise.
7844 * config/i960/i960.md, config/mips/mips.c: Likewise.
7845 * config/mips/mips.md, config/pa/pa.md: Likewise.
7846 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
7847 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
7849 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7851 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
7853 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
7856 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
7858 * doc/include: New directory.
7859 * doc/fdl.texi: Move to doc/include/fdl.texi.
7860 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
7861 * doc/include/funding.texi, doc/include/gpl.texi: New files.
7862 * doc/gcc.texi: Use funding.texi and gpl.texi.
7863 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
7864 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
7865 Update dependencies and use -I $(docdir)/include.
7867 2001-07-04 Anthony Green <green@redhat.com>
7869 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
7871 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7873 * doc/install.texi (sparc64-*-*): Remove garbage.
7875 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
7877 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
7878 Fix typo in last change to use adjust_address.
7880 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7882 * doc/install.texi (Specific): Update information for *-*-solaris*.
7884 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7886 * explow.c (plus_constant_wide): Reinitialize Y for restart.
7888 2001-07-03 Stan Shebs <shebs@apple.com>
7890 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
7891 case for flag_no_mach_text_sections.
7892 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
7893 * config/darwin.c (flag_no_mach_text_sections): Remove.
7894 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
7896 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7898 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
7899 and avoid checking for constant as first operand.
7900 * recog.c (find_constant_term_loc): No longer static.
7901 (adj_offettable_operand): Delete.
7902 * rtl.h (adj_offsettable_operand): Delete declaration.
7903 (find_constant_term): Add declaration.
7904 * caller-save.c: Replace calls to adj_offsettable_operand with calls
7906 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
7907 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
7908 * config/i386/i386.c, config/i386/i386.md: Likewise.
7909 * config/i860/i860.c, config/i960/i960.c: Likewise.
7910 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
7911 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
7912 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
7913 * config/mips/mips.c, config/mips/mips.md: Likewise.
7914 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
7915 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
7916 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
7917 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
7918 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
7919 * config/ns32k/ns32k.md: Likewise.
7921 2001-07-03 Zack Weinberg <zackw@stanford.edu>
7923 * rtl.c (copy_rtx): Handle 'T' format letter.
7924 * gensupport.c (collect_insn_data): Likewise.
7925 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
7927 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
7929 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
7930 -B option. Use 'dir' not 'foo' as example directory name.
7932 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7934 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7935 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
7937 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
7939 * doc/cppinternals.texi: Improve formatting and logical markup.
7941 2001-07-03 Andreas Jaeger <aj@suse.de>
7943 * Makefile.in (insn-recog.o): Add dependency on reload.h.
7945 * genrecog.c (write_header): Include reload.h for prototypes in
7948 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
7951 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
7952 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
7953 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
7954 i386_pe_valid_type_attribute_p): Add.
7955 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
7956 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
7958 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7960 * explow.c (plus_constant_wide, case LO_SUM): New case.
7961 (plus_constant_for_output_wide): Delete.
7962 * rtl.h (plus_constant_for_output): Delete.
7963 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
7964 instead of plus_constant_for_output.
7965 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
7966 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
7967 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
7968 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
7969 * config/sparc/sparc.md: Likewise.
7970 Convert some change_address calls to adjust_address.
7972 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
7974 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
7975 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
7976 documentation of -std and -Wwrite-strings.
7978 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
7980 * cse.c (canon_hash): Don't register registers in very small
7981 register classes, as extending their lifetime might cause
7984 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7986 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7988 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7989 (try_redirect_by_replacing_jump): Update properly the count
7990 and frequency information.
7992 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
7994 * toplev.c (dump_file_index): Move SSA dumps just after first
7996 (dump_file): Corresponding changes.
7997 (rest_of_compilation): Move SSA path to just after the first
7999 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8000 * doc/invoke.texi: Update dump file #s as they were completely
8001 out of date with reality.
8003 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8005 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8007 * expr.c (emit_move_insn_1): Deal with non-default
8010 * expr.c (emit_single_push_insn): Fix warning.
8012 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8014 * expr.c (emit_move_insn_1): Avoid modifying
8015 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8017 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8019 * emit-rtl.c (adjust_address): New function.
8020 * expr.h (adjust_address): Add declaration.
8021 * builtins.c: Replace some calls to change_address with calls to it
8023 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8024 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8025 * config/arm/arm.c, config/convex/convex.c: Likewise.
8026 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8027 * config/i386/i386.c, config/i386/i386.md: Likewise.
8028 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8029 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8030 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8031 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8032 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8034 2001-07-02 Jim Wilson <wilson@redhat.com>
8036 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8038 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8040 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8041 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8043 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8045 * cppinit.c (lang_defaults): New table.
8046 (set_lang): Just read from lang_defaults into the live options
8049 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8051 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8052 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8053 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8055 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8057 * doc/install.texi: Various spelling and markup fixes.
8058 (Installing GCC): Component specific installation instructions are
8061 Warn about removing old install dir in the presence of shared libs.
8062 (Configuration): Invoke with options target to match configure
8064 Consistently refer to gas, gld pathnames.
8065 Invert --enable-multilib documentation.
8066 Remove references to old compiler versions.
8068 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8070 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8072 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8074 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8076 (Specific, mips*-sgi-irix5): Note IDO download.
8077 Reworded MIPS C hints.
8078 Use GNU as instead of GAS.
8080 Removed SGI Freeware reference, IRIX 6 only.
8081 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8082 Note N64 library requirement/workaround.
8084 Complete list of structure passing bug victims.
8086 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8088 * doc/install.texi: Remove CVS Id.
8090 2001-07-02 Andreas Jaeger <aj@suse.de>
8092 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8093 (find_inherently_necessary): Remove unused variable.
8095 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8097 * c-common.h (TDI_inlined): New ast dump phase.
8098 (dump_flag_name): New function.
8099 * c-dump.c (dump_files): Add inlined phase.
8100 (dump_flag_name): Define.
8101 * doc/invoke.texi (-fdump-ast-inlined): Document.
8103 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8105 * stor-layout.c (layout_decl): Revert change to handling of alignment
8108 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8110 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8113 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8115 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8118 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8120 * tlink.c (recompile_files): Remove COMPILER_PATH and
8121 LIBRARY_PATH from the environment.
8123 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8125 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8126 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8128 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8130 * c-parse.in (OBJC_STRING): Kill.
8131 (objc_string): Decompose to [objc_string] '@' STRING.
8132 (reswords): Take the leading '@' off all the Objective C keywords.
8133 (objc_rid_sans_at): Kill.
8134 (init_reswords): Don't initialize it.
8135 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8136 (_yylex): Kill reconsider label. Look ahead one token after
8137 an '@'; if we get an identifier, check whether it's an
8138 Objective C @-keyword. If so, return the keyword. Otherwise,
8139 put back the token and return the '@' as a terminal.
8141 * cpplib.c (lex_macro_node): Remove unnecessary check for
8142 leading '@' on identifier. Clarify control flow and commentary.
8144 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8146 * cse.c (new_label_ref): Variable deleted.
8147 (insert): Remove set of new_label_ref.
8148 (check_for_label_ref): New function.
8149 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8151 See ChangeLog.5 for earlier changes.