1 2001-09-14 Marc Espie <espie@openbsd.org>
3 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
6 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
9 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
11 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
13 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
14 invocation of SUBREG_REGNO_OFFSET.
16 * haifa-sched.c: Fix typo in FSF copyright statement.
17 * sched-deps.c: Fix typo in FSF copyright statement.
18 * sched-ebb.c: Fix typo in FSF copyright statement.
19 * sched-rgn.c: Fix typo in FSF copyright statement.
20 * sched-vis.c: Fix typo in FSF copyright statement.
22 * config.gcc: Move inclusion of arm elf specific header files
23 from the files themselves into the tm_file variable. Make
24 sure that elfos.h is included before target specific elf
26 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
28 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
29 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
30 ASM_OUTPUT_CASE_LABEL): Protect definition.
31 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
33 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
34 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
35 Remove duplicate definition.
36 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
37 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
38 (RDATA_SECTION_FUNCTION): Remove redundant definition.
39 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
40 Remove inclusion of arm/elf.h.
41 * config/arm/unknown-elf.h: as for conix-elf.h.
42 (STARTFILE_SPEC): Include crti.o and crtn.o.
43 * config/arm/linux-elf.h: as for conix-elf.h.
44 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
45 * config/arm/strongarm-elf.h: Remove inclusion of
47 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
48 * config/arm/unknown-elf-oabi.h: Remove inclusion of
49 unknown-elf.h and elf.h.
50 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
51 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
52 ASM_WEAKEN_LABEL): Remove redundant definition.
53 * config/arm/elf.h: Test for inclusion of elfos.h
54 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
55 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
56 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
57 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
59 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
60 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
61 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
62 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
63 Add rules to build crti.o and crtn.o
67 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
69 * c-parse.in (_yylex): Use _cpp_backup_tokens.
70 * cpphash.h (struct tokenrun): Add prev.
71 (struct lexer_state): Remove bol.
72 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
73 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
75 * cppinit.c (cpp_create_reader): Don't set bol.
76 (cpp_destroy): Don't free lookaheads.
77 * cpplex.c (lex_directive): Remove.
78 (next_tokenrun): Update.
79 (_cpp_lex_token): Clean up logic.
80 (lex_token): Update to return a pointer to lexed token, since it
81 can move to the start of the buffer. Simpify newline handling.
82 * cpplib.c (SEEN_EOL): Update.
83 (skip_rest_of_line): Remove lookahead stuff.
84 (end_directive): Line numbers are already incremented. Revert
85 to start of lexed token buffer if we can.
86 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
87 parse_answer): Use _cpp_backup_tokens.
88 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
89 instead. Don't check for EOL.
90 (do_include_common, do_line, do_pragma_system_header): Use
92 * cpplib.h (BOL, _cpp_backup_tokens): New.
93 * cppmacro.c (save_lookahead_token, take_lookahead_token,
94 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
95 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
96 (builtin_macro): Don't use cpp_get_line.
97 (cpp_get_line): Short term kludge.
98 (parse_arg): Handle directives in arguments here. Back up when
99 appropriate. Store EOF at end of argument list.
100 (funlike_invocation_p): Use _cpp_backup_tokens.
101 (push_arg_context): Account for EOF at end of list.
102 (cpp_get_token): Remove lookahead stuff. Update.
104 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
106 * c-parse.in (yyerror): Const-ification and/or static-ization.
107 * c-typeck.c (push_member_name): Likewise.
108 * collect2.c (main): Likewise.
109 * dbxout.c (dbxout_parms): Likewise.
110 * diagnostic.c (format_with_decl): Likewise.
111 * dwarf2out.c (output_ranges): Likewise.
112 * dwarfout.c (fundamental_type_code): Likewise.
113 * except.c (dw2_output_call_site_table): Likewise.
114 * gcc.c (do_spec_1): Likewise.
115 * genopinit.c (optabs): Likewise.
116 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
117 gen_declaration_1, handle_impent): Likewise.
118 * protoize.c (default_include, in_system_include_dir, abspath):
120 * sched-vis.c (visualize_stall_cycles): Likewise.
121 * sdbout.c (plain_type_1, sdbout_end_function,
122 sdbout_end_epilogue): Likewise.
123 * varasm.c (decode_reg_name): Likewise.
125 * 1750a.c (mod_regno_adjust): Likewise.
126 * alpha.c (alpha_write_one_linkage,
127 unicosmk_output_default_externs): Likewise.
128 * arm.c (arm_condition_codes): Likewise.
129 * arm.h (arm_condition_codes): Likewise.
130 * avr.c (output_movsisf, encode_section_info): Likewise.
131 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
133 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
134 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
135 * m88k.c (output_function_profiler): Likewise.
136 * mips.c (mips_output_conditional_branch): Likewise.
137 * ns32k.c (ns32k_out_reg_names): Likewise.
138 * ns32k.h (ns32k_out_reg_names): Likewise.
139 * pj.c (pj_output_rval): Likewise.
140 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
141 * sparc.c (sparc_flat_function_prologue,
142 sparc_flat_function_epilogue): Likewise.
144 2001-09-13 Markus Werle <numerical.simulation@web.de>
145 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
147 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
148 Aachen University of Technology".
150 2001-09-13 Andreas Schwab <schwab@suse.de>
152 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
155 2001-09-13 Richard Henderson <rth@redhat.com>
157 * config/alpha/alpha.c (small_symbolic_operand): New.
158 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
159 (some_operand, input_operand): Don't handle HIGH.
160 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
161 (alpha_expand_mov): Likewise.
162 (print_operand) [H]: Just print HIGH symbol.
163 (print_operand_address): Handle small data.
164 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
165 (TARGET_SWITCHES): Add -msmall-data/large-data.
166 (PIC_OFFSET_TABLE_REGNUM): New.
167 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
168 (PREDICATE_COES): Update.
169 * config/alpha/alpha.md (adddi_er_high): New.
170 (adddi_er_low): Handle small data.
171 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
172 prefer .sdata to .rodata.
173 (SELECT_RTX_SECTION): Likewise.
175 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
177 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
178 defining __size_t and leaving size_t undefined.
180 2001-09-12 Diego Novillo <dnovillo@redhat.com>
182 * basic-block.h (expunge_block): Declare.
183 * cfg.c (expunge_block): Remove static declaration.
185 2001-09-12 Richard Henderson <rth@redhat.com>
187 * integrate.c (copy_insn_list): Copy label name from
188 NOTE_INSN_DELETED_LABEL.
190 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
192 * c-common.c (c_tree_code_name): Const-ification.
193 * c-decl.c (c_decode_option): Likewise.
194 * c-typeck.c (warn_for_assignment): Likewise.
195 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
197 * cppinit.c (output_deps): Likewise.
198 * dependence.c (dependence_string, direction_string): Likewise.
199 * dwarf2out.c (output_ranges): Likewise.
200 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
201 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
202 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
203 standard_startfile_prefix, standard_startfile_prefix_1,
204 standard_startfile_prefix_2, tooldir_base_prefix,
205 standard_bindir_prefix, find_a_file): Likewise.
206 * genattrtab.c (make_length_attrs): Likewise.
207 * gencheck.c (tree_codes): Likewise.
208 * genemit.c (gen_split): Likewise.
209 * genrecog.c (special_mode_pred_table): Likewise.
210 * graph.c (graph_ext): Likewise.
211 * protoize (default_include): Likewise.
212 * reload.c (reload_when_needed_name): Likewise.
213 * sched-vis.c (visualize_stall_cycles): Likewise.
214 * tlink.c (recompile_files): Likewise.
215 * toplev.c (decode_g_option): Likewise.
216 * tradcpp.c (output_deps): Likewise.
217 * varasm.c (decode_reg_name): Likewise.
219 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
222 * avr.c (avr_regnames, encode_section_info): Likewise.
223 * c4x.c (float_reg_names): Likewise.
224 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
225 * elfos.h (const_section): Likewise.
226 * i386.c (ix86_comp_type_attributes): Likewise.
227 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
228 * ia64/aix.h (UNIQUE_SECTION): Likewise.
229 * ia64.c (type_names): Likewise.
230 * m68hc11.c (reg_class_names): Likewise.
231 * m88k.c (m_options): Likewise.
232 * mips.c (mips_output_conditional_branch, mips_unique_section):
234 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
235 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
236 ultra_code_names): Likewise.
237 * sparc.h (OVERRIDE_OPTIONS): Likewise.
239 2001-09-12 Jakub Jelinek <jakub@redhat.com>
241 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
242 Use --fatal-warnings option for gas.
243 * configure: Rebuilt.
245 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
247 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
249 2001-09-11 Jim Wilson <wilson@redhat.com>
251 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
253 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
255 * builtins.c (c_strlen): Treat an offset too large for a
256 HOST_WIDE_INT as out of range.
258 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
260 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
261 (EDGE_CRITICAL_P): New predicate.
262 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
264 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
265 (dump_edge_info): Remove "crit".
266 * cfganal.c (mark_critical_edges): Kill.
267 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
268 * cfgcleanup.c (cleanup_cfg): Likewise.
269 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
270 (find_spanning_tree): Likewise.
271 * reg-stack.c (convert_regs_1): Likewise.
272 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
274 * basic-block.h (create_basic_block_structure): New.
275 (create_basic_block): Update prototype.
276 (force_nonfallthru): New.
277 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
278 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
279 handle updating of block_for_insn, creating of empty BBs and BBs at
280 the end of INSN chain.
281 (create_basic_block): New function.
282 (split_block): Use create_basic_block.
283 (force_nonfallthru_and_redirect): Break out from ...; cleanup
284 (redirect_edge_and_branch_force): ... here.
285 (force_nonfallthru): New.
286 (split_edge): Rewrite to use force_nonfallthru and create_block.
287 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
288 (find_basic_blocks): Free basic_block_for_insn.
289 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
291 * cfg.c: Fix formating.
292 * cfgcleanup.c: Fix formating.
293 (merge_blocks, tail_recursion_label_p): Return bool.
294 (merge_blocks_move_predecessor_nojumps,
295 merge_blocks_move_successor_nojumps): Return void.
297 2001-09-11 Jakub Jelinek <jakub@redhat.com>
299 * configure.in: Check whether assembler supports section merging.
300 * config.in: Rebuilt.
301 * configure: Rebuilt.
302 * varasm.c (variable_section, output_constant_pool): Pass alignment
303 to SELECT_SECTION and SELECT_RTX_SECTION.
304 (mergeable_string_section): New.
305 (mergeable_constant_section): New.
306 (default_elf_asm_named_section): Output SECTION_MERGE and
307 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
308 * output.h (mergeable_string_section): New.
309 (mergeable_constant_section): New.
310 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
311 * toplev.c (flag_merge_constants): New.
312 (f_options): Add -fmerge-constants and -fmerge-all-constants
314 (toplev_main): Default to -fno-merge-constants if not optimizing.
315 * flags.h (flag_merge_constants): Add extern.
316 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
317 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
319 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
320 Define if assembler has working .subsection -1 support.
321 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
322 Put constant into special SHF_MERGE sections if the linker should
323 attempt to merge duplicates.
324 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
326 Put constant into special SHF_MERGE sections if the linker should
327 attempt to merge duplicates.
328 * config/alpha/elf.h: Likewise.
329 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
330 has working .subsection -1 support.
331 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
333 * config/svr3.h: Likewise.
334 * config/darwin.h: Likewise.
335 * config/arm/aof.h: Likewise.
336 * config/arm/linux-elf.h: Likewise.
337 * config/avr/avr.h: Likewise.
338 * config/c4x/c4x.h: Likewise.
339 * config/d30v/d30v.h: Likewise.
340 * config/i386/dgux.h: Likewise.
341 * config/i386/osfrose.h: Likewise.
342 * config/i386/sco5.h: Likewise.
343 * config/i386/svr3gas.h: Likewise.
344 * config/ia64/aix.h: Likewise.
345 * config/m32r/m32r.h: Likewise.
346 * config/m68k/m68k.h: Likewise.
347 * config/m88k/dgux.h: Likewise.
348 * config/m88k/m88k.h: Likewise.
349 * config/mcore/mcore-pe.h: Likewise.
350 * config/mips/mips.h: Likewise.
351 * config/pa/pa.h: Likewise.
352 * config/pa/pa-linux.h: Likewise.
353 * config/romp/romp.h: Likewise.
354 * config/rs6000/sysv4.h: Likewise.
355 * config/rs6000/xcoff.h: Likewise.
356 * config/s390/linux.h: Likewise.
357 * config/sparc/sparc.h: Likewise.
358 * config/sparc/sysv4.h: Likewise.
359 * config/stormy16/stormy16.h: Likewise.
360 * config/v850/v850.h: Likewise.
361 * config/vax/vms.h: Likewise.
362 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
363 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
364 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
365 default_elf_asm_named_section for SHF_MERGE sections.
367 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
369 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
372 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
374 * c-common.c (split_specs_attrs): Allow for empty attributes with
375 empty TREE_PURPOSE. Fixes PR c/4294.
377 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
379 * basic-block.h (cached_make_edge, make_single_succ): New.
380 (make_edge): Remove first parameter.
381 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
382 * cfg.c (cached_make_edge): Rename from make_edge; return newly
383 created edge; use obstack allocation.
384 (make_edge, make_single_succ_edge): New.
385 (first_removed_edge): New static variable.
386 (init_flow): Initialize first_removed_edge and n_edges.
387 (clear_edges): Use remove_edge.
388 (flow_delete_block): Likewise.
389 (remove_edge): Add removed edges to the removed edges list.
390 (split_block, redirect_edge_and_branch_force, split_edge):
392 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
393 (add_noreturn_fake_exit_edges): Likewise.
394 (connect_infinite_loops_to_exit): Liekwise.
395 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
396 Use cached_make_edge.
397 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
398 * profile.c (branch_prob): Update make_edge call.
399 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
401 2001-09-11 Richard Henderson <rth@redhat.com>
403 * config/alpha/alpha.c: Tidy formatting.
404 (local_symbolic_operand): Verify mode.
405 (alpha_sa_mask): Ignore unicos for eh_return.
406 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
407 * config/alpha/alpha.md (umk divsi patterns): Remove.
408 (extendsfdf2): Remove unicos check.
409 (tablejump): Merge vms and unicos code; always use direct set
412 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
414 * config.gcc (alpha*-*-unicosmk*): New target.
416 * config/alpha/alpha-protos.h (symbolic_operand,
417 unicosmk_add_call_info_word, unicosmk_add_extern,
418 unicosmk_defer_case_vector, unicosmk_unique_section,
419 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
420 unicosmk_asm_file_start, unicosmk_asm_file_end,
421 unicosmk_output_common): Declare.
423 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
424 direct_return, function_arg, alpha_va_start, alpha_va_arg,
425 alpha_does_function_need_gp, alpha_end_function): Support Cray
427 (alpha_init_machine_status, alpha_mark_machine_status,
428 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
429 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
430 unicosmk_asm_named_section, unicosmk_insert_attributes,
431 unicosmk_section_type_flags, symbolic_operand,
432 unicosmk_output_module_name, unicosmk_output_default_externs,
433 unicosmk_output_dex, unicosmk_output_externs,
434 unicosmk_output_addr_vec, unicosmk_ssib_name,
435 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
436 unicosmk_asm_file_end, unicosmk_output_common,
437 unicosmk_section_type_flags, unicosmk_unique_section,
438 unicosmk_add_call_info_word, unicosmk_text_section,
439 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
440 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
441 unicosmk_dex_count, unicosmk_special_name): New.
442 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
444 (get_aligned_mem, alpha_expand_unaligned_load,
445 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
446 alpha_expand_unaligned_store_words): Support big-endian mode.
447 (print_operand): Likewise. New format specifier 't'. Use
448 TARGET_AS_SLASH_BEFORE_SUFFIX.
449 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
450 (alpha_pv_save_size): Update with above change.
451 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
452 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
455 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
456 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
457 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
458 (EXTRA_CONSTRAINT): New constraint 'U'.
459 (PREDICATE_CODES): Add symbolic_operand.
461 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
462 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
463 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
464 (integer division and modulus patterns): Split in default and
466 (*divmodsi_internal, *divmoddi_internal): Disable for
468 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
469 little-endian and big-endian versions.
470 (ext, ins, msk): Likewise.
471 (extv, extzv, insv): Support big-endian mode.
472 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
473 (call_umk, call_value_umk, *call_umk, tablejump_umk,
474 *tablejump_umk_internal, *call_value_umk): New.
475 (*movdi_nofix): Add pattern for loading an address into a register on
477 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
478 (umk_mismatch_args, arg_home_umk): New.
479 (various insns): Don't use mov, fmov, nop, fnop and unop.
480 (realign): Support TARGET_ABI_UNICOSMK.
482 * config/alpha/unicosmk.h: New file.
483 * config/alpha/t-unicosmk: New file.
485 * fixinc/inclhack.def (unicosmk_restrict): New.
486 * fixinc/fixincl.x: Regenerate.
488 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
489 (wchar_t): Check for and define __WCHAR_T__.
491 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
493 * combine.c (simplify_shift_const): Treat shifts by the mode
496 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
498 * cpphash.h (struct tokenrun): New.
499 (struct cpp_context): New member bol.
500 (struct cpp_reader): New members.
501 (_cpp_init_tokenrun): New.
502 * cppinit.c (cpp_create_reader): Set up the token runs.
503 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
504 (lex_token): New internalised version of _cpp_lex_token. Don't
505 handle directives or the multiple include opimisation here any
506 more. Simply lex a token.
507 * cpplib.c (run_directive): Clear bol.
508 (_cpp_pop_buffer): Set bol.
509 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
512 2001-09-11 Michael Meissner <meissner@redhat.com>
514 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
515 give an error if the user uses -mfp32.
516 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
518 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
519 floating point register size.
520 (EXTRA_SPECS): Add CPP_FPR_SPEC.
522 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
523 HOST_WIDE_INT_PRINT_DEC to properly print the result of
525 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
526 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
528 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
530 * dbxout.c (dbxout_parms): Fix typo in comment.
531 * unroll.c (loop_find_equiv_value): Ditto.
532 * toplev.c (rest_of_compilation): Ditto.
533 * loop.c (scan_loop): Ditto.
534 * dwarf2out.c (struct dw_fde_struct): Ditto.
536 2001-09-10 Zack Weinberg <zackw@panix.com>
538 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
539 copying identifier when we're just going to throw it away.
540 (parse_identifier_slow): New routine to handle abnormal cases.
541 (_cpp_lex_token): Update call site.
543 * hashtable.c (ht_lookup): Don't assume that the string we've
544 been given is NUL-terminated.
545 * system.h: #define __builtin_expect(a, b) to (a) if not
548 2001-09-10 Michael Meissner <meissner@redhat.com>
550 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
553 2001-09-10 David Edelsohn <edelsohn@gnu.org>
555 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
557 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
559 * builtins.c (c_getstr): Correct thinko in last change and further
562 2001-09-10 Tim Freeman <tim@fungibole.com>
564 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
565 into varray's and register them as roots with the garbage
566 collector so they are not collected too soon.
568 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
570 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
572 * basic-block.h (flow_obstack, label_value_list,
573 tail_recursion_label_list): Declare
574 (tidy_fallthru_edges): Declare.
575 (expunge_block, last_loop_beg_note): Delete.
576 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
578 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
579 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
580 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
581 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
582 expunge_block, flow_delete_block, compute_bb_for_insn,
583 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
584 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
585 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
586 try_redirect_by_replacing_jump, last_loop_beg_note,
587 redirect_edge_and_branch, redirect_edge_and_branch_force,
588 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
589 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
590 commit_edge_insertions, dump_flow_info, debug_flow_info,
591 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
592 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
593 Move here from flow.c
594 * cfganal.c: New file.
595 (forwarder_block_p, can_fallthru, mark_critical_edges,
596 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
597 find_unreachable_blocks, create_edge_list, free_edge_list,
598 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
599 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
600 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
601 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
602 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
603 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
604 Move here from flow.c
605 * cfgbuild.c: New file
606 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
607 make_edges, find_basic_blocks_1, find_basic_blocks,
608 find_sub_basic_blocks): Move here from flow.c
609 * cfgcleanup.c: New file.
610 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
611 merge_blocks_move_predecessor_nojumps,
612 merge_blocks_move_successor_nojumps, merge_blocks,
613 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
614 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
615 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
617 * cfgloop.c: New file
618 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
619 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
620 flow_loop_exit_edges_find, flow_loop_nodes_find,
621 flow_loop_pre_header_scan, flow_loop_pre_header_find,
622 flow_loop_tree_node_add, flow_loops_tree_build,
623 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
624 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
625 Move here from flow.c
626 * flow.c: Remove everything moved elsewhere
627 * output.h (cleanup_cfg): Return bool.
629 * bb-reorder.c (reorder_block_def): Remove 'index'.
630 (insert_intra_1): Add argument BB, set block for new note.
631 (make_reorder_chain): Do not depdent on BB indexes.
632 (make_reorder_chain_1): Do not use BB indexes.
633 (label_for_bb): Likewise; set BB for new insn.
634 (emit_jump_to_block_after): Likewise.
635 (fixup_reoder_chain): Sanity check that all basic blocks
636 are chained; verify newly created insn chain; remove
637 undocnitional jump simplifying; Do not use BB indexes;
638 properly initialize count and frequency information;
639 dump reordered sequence.
640 (insert_intra_bb_scope_notes): update call of insert_intra_1.
641 (insert_inter_bb_scope_notes): Set block for new insn.
642 (reorder_basic_blocks): Dump flow info before reoredering.
644 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
646 * alias.c (clear_reg_alias_info): Use K&R format definition.
647 Avoid unsigned warning.
648 * builtins.c: Use "unsigned int", not "unsigned".
649 (target_char_cast): Use host_integerp and tree_low_cst.
650 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
651 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
652 (c_getstr): Likewise.
653 (std_expand_builtin_va_arg): Use int_size_in_bytes.
654 (builtin_memcpy_read_str): Avoid unsigned warning.
655 (expand_builtin_memcpy): Alignments are unsigned.
656 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
657 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
658 * predict.c (expensive_function_p): LIMIT now unsigned.
659 * resource.c (mark_target_live_regs): Make some vars unsigned.
660 * sdbout.c: Use "unsigned int", not "unsigned".
661 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
662 (sdbout_source_line): Likewise.
663 (sdbout_record_type_name): Remove "const" for NAME declaration.
664 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
666 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
668 * calls.c (store_one_arg): Expand comment.
670 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
672 * calls.c (store_one_arg): Make sure that the entire argument is
673 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
675 2001-09-09 Richard Henderson <rth@redhat.com>
677 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
679 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
681 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
683 2001-09-09 Richard Henderson <rth@redhat.com>
685 * config/alpha/alpha.c (alpha_next_sequence_number): New.
686 (alpha_this_literal_sequence_number): New.
687 (alpha_this_gpdisp_sequence_number): New.
688 (some_operand, input_operand): Add HIGH.
689 (local_symbolic_operand): New.
690 (alpha_encode_section_info): New.
691 (alpha_legitimate_address_p): Allow LO_SUM.
692 (alpha_legitimize_address): Generate HIGH+LO_SUM.
693 (alpha_expand_mov): Likewise.
694 (secondary_reload_class): Check memory_operand not general_operand
696 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
697 (alpha_expand_unaligned_store): Likewise.
698 (alpha_expand_unaligned_load_words): Likewise.
699 (alpha_expand_unaligned_store_words): Likewise.
700 (alpha_expand_block_clear): Likewise.
701 (print_operand): Handle %#, %*, %H.
702 (print_operand_address): Handle LO_SUM.
704 (alpha_does_function_need_gp): Use it.
705 (alpha_expand_block_move): Fix signed compare warnings.
706 (alpha_sa_mask, alpha_align_insns): Likewise.
707 * config/alpha/alpha-protos.h: Update.
708 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
709 (MASK_EXPLICIT_RELOCS): New.
710 (TARGET_SWITCHES): Add -mexplicit-relocs.
711 (EXTRA_CONSTRAINT): Add 'T'.
712 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
713 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
714 (ENCODE_SECTION_INFO): Out line.
715 (REDO_SECTION_INFO_P): New.
716 (STRIP_NAME_ENCODING): New.
717 (ASM_OUTPUT_LABELREF): New.
718 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
719 (PREDICATE_CODES): Update.
720 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
721 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
722 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
723 builtin_setjmp_receiver_er, exception_receiver_1_er,
724 call_value_osf_1_er): New patterns.
725 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
726 (movqi, movhi, movsi): Add explicit $31 base register to lda.
727 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
728 (FINAL_PRESCAN_INSN): New.
730 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
732 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
734 2001-09-08 Andreas Jaeger <aj@suse.de>
736 * i386.h (TARGET_SWITCHES): Fix description.
738 2001-09-07 David Edelsohn <edelsohn@gnu.org>
740 * rs6000.c (num_insns_constant): Compute number of instructions
743 * doc/install.texi: Explain AIX exception handling work-around.
744 Update URL for AIX fixes.
746 2001-09-07 Jim Wilson <wilson@redhat.com>
748 * alias.c (clear_reg_alias_info): New.
749 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
750 * rtl.h (clear_reg_alias_info): Declare.
752 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
754 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
756 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
757 (m16m,edivm,emulm): Change declaration to match definition.
759 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
761 * reload.c (push_reload): Check for subreg_lowpart_p instead of
762 SUBREG_BYTE being 0 when determining if the inner part of a subreg
765 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
767 * c-common.c (signed_or_unsigned_type): Handle machine mode types
768 which have no corresponding C type.
769 * fold_const.c (target_isinf,target_isnan,target_negative): Update
770 the representation of 64-bit doubles to work with 64-bit ints.
772 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
774 * config/mips/mips.c (override_options): Do not override ISA when ABI
775 specified if MIPS_CPU_STRING_DEFAULT was specified.
777 2001-09-07 Richard Henderson <rth@redhat.com>
779 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
780 (express_from_1): Wrap lines.
781 * rtlanal.c (commutative_operand_precedence): Rename from
782 operand_preference; export.
784 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
785 (simplify_binary_operation): Invoke simplify_plus_minus on
786 (CONST (PLUS ...)) as well.
787 (struct simplify_plus_minus_op_data): New.
788 (simplify_plus_minus_op_data_cmp): New.
789 (simplify_plus_minus): Use them. Avoid infinite recursion with
790 simplify_binary_operation wrt CONST.
792 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
794 * h8300-protos.h (general_operand_dst_push): Remove.
795 * h8300.c (general_operand_dst_push): Likewise.
796 * h8300.h (OK_FOR_T): Likewise.
797 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
798 * h8300.md (pushqi_h8300): New.
799 (pushqi_h8300hs): Likewise.
801 (pushhi_h8300): Likewise.
802 (pushhi_h8300hs): Likewise.
805 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
807 * genattrtab.c (attr_printf): First arg is unsigned.
808 Clean up formatting of callers.
810 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
812 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
815 2001-09-07 Andreas Jaeger <aj@suse.de>
817 * i386.h (TARGET_SWITCHES): Fix descriptions.
819 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
821 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
823 2001-09-06 Ira Ruben <ira@apple.com>
825 Remove OP_IDENTIFIER.
826 * tree.def (OP_IDENTIFIER): Remove.
827 * tree.c (tree_node_kind enum): Remove op_id_kind.
828 (tree_node_kind_names): Remove "op_identifiers".
829 (make_node): Remove OP_IDENTIFIER test.
830 (build_op_identifier): Removed because it isn't being used.
831 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
832 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
834 2001-09-06 Richard Henderson <rth@redhat.com>
836 * simplify-rtx.c (simplify_binary_operation): Revert last change.
838 2001-09-06 Richard Henderson <rth@redhat.com>
840 * simplify-rtx.c (simplify_binary_operation): Simplify contents
843 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
845 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
846 number used for CR register.
848 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
849 Joern Rennecke (amylaar@cygnus.com)
851 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
852 * h8300.c (initial_offset): Handle offset between RP and FP.
853 (h8300_return_addr_rtx): New function.
854 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
856 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
857 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
858 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
859 (CAN_ELIMINATE, REGISTER_NAMES):
860 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
862 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
864 Remove TYPE_NONCOPIED_PARTS.
865 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
866 (struct tree_type): Remove noncopied_parts.
867 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
868 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
869 (fixed_type_p): Remove.
870 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
871 (expand_expr, MODIFY_EXPR): Likewise.
872 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
873 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
875 2001-09-06 Alan Modra <amodra@bigpond.net.au>
877 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
879 (mask64_operand): Likewise.
880 (includes_rldic_lshift_p): Likewise.
881 (includes_rldicr_lshift_p): Likewise.
883 2001-09-05 Ziemowit Laski <zlaski@apple.com>
885 * objc/objc-act.c (build_message_expr): If a class method cannot
886 be found, do not issue a warning if a corresponding instance
887 method exists in the root class.
889 2001-09-05 Richard Henderson <rth@redhat.com>
891 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
893 2001-09-05 Zack Weinberg <zack@codesourcery.com>
895 * function.c (ggc_mark_struct_function): Mark f->outer.
896 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
897 * integrate.c (output_inline_function): ... not here.
899 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
901 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
903 * i386.c (size_cost): New static variable.
904 (override_function): Use size_cost when -Os is specified.
906 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
907 properly; Use current_function_calls_eh_return.
908 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
909 use leave to avoid depdendancy chain.
911 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
912 get BB loop_depth instead of computing it from LOOP notes.
914 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
916 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
918 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
919 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
920 UNALIGNED_DOUBLE_INT_ASM_OP): Define
922 2001-09-05 Jeffrey A Law (law@cygnus.com)
923 Jason Merrill (jason@redhat.com)
925 * stor-layout.c (layout_type): Complain if an array's size can
926 not be represented in a size_t.
928 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
930 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
932 * gcc.c: (process_command) Add parentheses around assignment
935 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
937 * config/mips/mips.c (save_restore_insns): Don't mark any register
938 save slots as unchanging if current_function_calls_eh_return.
940 2001-09-05 Richard Henderson <rth@redhat.com>
942 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
943 * config/alpha/alpha-protos.h: Declare it.
944 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
945 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
946 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
947 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
948 (REG_OK_FOR_BASE_P): Select one of the above.
950 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
952 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
953 (crti.o): Prefix name of object file with $(T).
956 2001-09-05 David S. Miller <davem@redhat.com>
958 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
959 * config/sparc/linux64.h: Likewise.
961 2001-09-05 Andreas Jaeger <aj@suse.de>
963 * doc/invoke.texi (i386 Options): -mwide-multiply is not
964 available anymore, remove the documentation.
965 (i386 Options): Fix typo, cleanup index entries.
967 * prefix.c (concat): Remove, we can use the version from liberty.
969 2001-09-05 Richard Henderson <rth@redhat.com>
971 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
972 New functions split out of md file expanders.
973 * config/alpha/alpha-protos.h: Declare them.
974 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
976 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
978 * cppmacro.c (funlike_invocation_p): No need to restore context.
980 2001-09-04 Richard Henderson <rth@redhat.com>
982 * reload.c (push_reload): Export.
983 * reload.h (push_reload): Declare it.
985 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
986 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
987 * config/alpha/alpha.c (alpha_legitimize_address): New.
988 (alpha_legitimize_reload_address): Likewise.
989 * config/alpha/alpha-protos.h: Declare them.
991 2001-09-04 Stan Shebs <shebs@apple.com>
993 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
994 * config/darwin.c (machopic_stub_name): Account for internally
995 generated lib calls such as memcpy.
997 2001-09-04 Richard Henderson <rth@redhat.com>
999 * unwind.h (_UA_END_OF_STACK): New flag.
1000 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1002 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1004 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1006 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1008 * config/mips/mips.c (save_restore_insns): Change base_offset to
1009 fp_offset in second call to mips_emit_frame_related_store.
1011 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1013 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1014 sometimes be represented as a NOTE of type
1015 NOTE_INSN_DELETED_LABEL.
1016 (Insns): Document NOTE_INSN_DELETED_LABEL.
1018 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1020 * c-common.h (tree_dump_index): Add more comments.
1021 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1022 (dump_option_value_info): New struct.
1023 (dump_options): New array.
1024 (dump_switch_p): Parse switch options symbolically.
1025 * doc/invoke.texi (-fdump-ast): Rename to ...
1026 (-fdump-tree): ... here. Document that options are symbolic, and
1027 not all are applicable.
1029 2001-09-04 David S. Miller <davem@redhat.com>
1031 * config/sparc/sparc.md (define_splits): Kill constraints.
1033 Cleanup redundant and unused insn attributes.
1034 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1035 binary, and move. Mark ialu as default.
1036 (commented out define_function_unit "alu"): Kill.
1037 (define_attr "use_clobbered"): Kill.
1038 (whole file): Kill address insn type references. Replace
1039 all unary/binary/move references with ialu.
1040 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1041 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1044 Simplify length insn attribute and make more judicious use
1045 of insn attribute defaulting.
1046 * config/sparc/sparc.md (all insns with length > one): Mark as
1047 insn type multi if real instructions, else use default if
1048 it is a forced splitter.
1049 (all insns with length == one): Use default insn length.
1050 (all insns of type ialu): Use default insn type.
1052 Fix erroneous insn attribute settings.
1053 (addx): Set insn type to misc.
1054 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1055 const_umulsidi3_sp64): Set insn type to imul.
1057 Track SFmode vs DFmode insns according to UltraSPARC
1059 * config/sparc/sparc.md ("fptype"): New attribute, default
1061 (all DFmode single insns): Mark as fptype "double".
1063 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1065 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1067 2001-09-03 Richard Henderson <rth@redhat.com>
1069 * function.h (struct function): Add arg_pointer_save_area_init.
1070 * function.c (expand_function_end): Init arg_pointer_save_area.
1071 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1072 when called from a nested function.
1074 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1076 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1079 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1081 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1083 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1085 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1086 (emit_push_insn): Use specified padding direction when
1087 STACK_PUSH_CODE is POST_INC.
1089 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1091 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1093 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1095 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1097 * cppinit.c (cpp_start_read): Free the imacros list as we
1098 traverse it. Don't free the chains before returning.
1099 (_cpp_push_next_buffer): Only try pushing buffers if we've
1100 completed -imacros handling.
1102 2001-08-31 Eric Christopher <echristo@redhat.com>
1104 * gcc.c (handle_braces): Add explaination for abort.
1106 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1108 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1109 move adjustment of bitpos instead.
1111 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1113 * function.c: Remove all_functions. Make outer_function_chain
1115 (init_function_start): Don't add new function structure to
1117 (find_function_data, push_function_context_to,
1118 pop_function_context_from, put_var_into_stack,
1119 trampoline_address): Update for changed structure element names.
1120 (push_function_context_to): Disentangle.
1121 (free_after_compilation): Also free F.
1122 (expand_dummy_function_end): Don't free cfun here.
1123 (put_var_into_stack): Comment why we can't use find_function_data here.
1124 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1125 (mark_function_chain): Split into maybe_mark_struct_function and
1126 ggc_mark_struct_function. Export the latter.
1127 (init_function_once): Mark from cfun and outer_function_chain;
1130 * function.h (struct function): Kill next_global. Rename next
1131 to outer. All users updated to match.
1132 (all_functions, outer_function_chain): Don't declare.
1134 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1135 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1136 don't touch f->inlinable, after calling rest_of_compilation.
1138 * tree.h: Forward-declare struct function. Prototype
1139 ggc_mark_struct_function.
1141 2001-08-31 Kazu Hirata <kazu@hxi.com>
1143 * config/h8300/h8300.md (*andorhi3): Fix typos.
1145 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1147 * calls.c (emit_library_call_value): Don't use a fixed
1148 argument after VA_CLOSE, i.e. out of scope in traditional C.
1150 * emit-rtl.c (gen_rtvec): Likewise.
1152 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1154 * Makefile.in (c-pragma.o): Depend on output.h.
1155 (reorg.o): Depend on except.h.
1157 * c-pragma.c: Include output.h.
1159 * reorg.c: Include except.h.
1161 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1163 2001-08-31 Richard Henderson <rth@redhat.com>
1165 * sched-deps.c (add_dependence): Don't elide dependancy if the
1166 conditional used by insn is modified in elem.
1168 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1170 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1172 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1174 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1177 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1179 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1181 (stormy16_asm_out_constructor): New function.
1182 (TARGET_ASM_CONSTRUCTOR): Define.
1183 (TARGET_ASM_DESTRUCTOR): Define.
1185 2001-08-31 Andreas Jaeger <aj@suse.de>
1187 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1188 * loop.c (add_label_notes): Likewise.
1189 * reload.c (find_reloads): Likewise.
1190 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1192 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1194 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1195 code here. Take _Unwind_{W,Sw}ord*.
1196 (read_encoded_value_with_base): Use them.
1197 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1199 (extract_cie_info): Simplify read_?leb128 handling.
1200 (execute_stack_op, execute_cfa_program): Likewise.
1201 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1203 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1205 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1206 the frame pointer to pop the stack if convenient.
1208 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1209 Don't use post-increment before combine.
1210 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1211 a call-saved register.
1213 2001-08-31 Andreas Jaeger <aj@suse.de>
1215 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1218 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1220 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1221 not DIV/MOD, of course.
1223 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1225 * rtl.def: Undo my patch commited 2001-08-27.
1227 * genattrtab.c: Ditto.
1231 * sched-int.h: Ditto.
1233 * target-def.h: Ditto.
1237 * haifa-sched.c: Ditto.
1239 * sched-rgn.c: Ditto.
1241 * sched-vis.c: Ditto.
1243 * Makefile.in: Ditto.
1245 * doc/md.texi: Ditto.
1247 * doc/tm.texi: Ditto.
1249 * doc/contrib.texi: Ditto.
1251 * doc/gcc.texi: Ditto.
1253 * genattrtab.h: Remove it.
1255 * genautomata.c: Remove it.
1257 * genattr.c: Undo my patch and Richard Henderson's patch commited
1260 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1262 * config.gcc (h8300-*-elf*): New case.
1263 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1264 (SUBTARGET_CPP_SPEC): Define.
1265 (EXTRA_SPECS): Define.
1266 (SUBTARGET_EXTRA_SPECS): Define.
1267 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1268 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1270 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1272 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1273 (LIB2FUNCS_EXTRA): Define.
1274 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1275 config/h8300/fixunssfsi.c: New file.
1277 2001-08-30 Kazu Hirata <kazu@hxi.com>
1279 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1280 define_expand to accomodate target-specific attributes.
1281 (anonymous zero_extendqihi2 patterns): New.
1283 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1285 * h8300.md (*andorhi3): New pattern.
1287 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1289 * h8300.c (dosize): Fix test for "sub".
1291 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1293 * c-typeck.c (pointer_diff): Try to eliminate common term before
1296 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1298 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1299 Account for the saves of the FP registers.
1301 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1302 (TEXT_SECTION_ASM_OP): Define.
1303 (INIT_SECTION_ASM_OP): Define.
1304 (FINI_SECTION_ASM_OP): Define.
1305 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1306 (RDATA_SECTION_FUNCITON): Provide prototype.
1308 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1310 * reload1.c (move2add_note_store): Correct typo checking for
1313 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1315 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1316 note should not be considered outside the libcall block.
1318 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1320 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1322 2001-08-29 Kazu Hirata <kazu@hxi.com>
1324 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1326 2001-08-29 Kazu Hirata <kazu@hxi.com>
1328 * config/h8300/h8300-protos.h: Add a prototype for
1330 * config/h8300/h8300.c (emit_logical_op): New.
1331 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1338 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1340 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1341 comparison with rtx INTVAL.
1342 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1344 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1346 2001-08-29 Kazu Hirata <kazu@hxi.com>
1348 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1351 2001-08-29 Kazu Hirata <kazu@hxi.com>
1353 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1354 (reg n) to (mem (pre_dec (reg n))
1355 (anonymous movsi pattern): Likewise.
1357 2001-08-29 Kazu Hirata <kazu@hxi.com>
1359 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1361 2001-08-29 Kazu Hirata <kazu@hxi.com>
1363 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1364 several special constants.
1366 2001-08-29 Kazu Hirata <kazu@hxi.com>
1368 * config/h8300/lib1funcs.asm: Fix comment typos.
1370 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1372 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1373 Fix format specifier warnings.
1375 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1376 inet_makeaddr, semctl): Prototype.
1378 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1379 (save_restore_insns): Use base_offset, not gp_offset.
1381 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1382 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1384 2001-08-29 Richard Henderson <rth@redhat.com>
1386 * bb-reorder.c (function_tail_eff_head): New.
1387 (record_effective_endpoints): Set it.
1388 (fixup_reorder_chain): Use it.
1390 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1392 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1394 2001-08-28 Dale Johannesen <dalej@apple.com>
1396 * config/darwin.c (machopic_function_base_name): Add const
1397 qualifier to a string.
1398 (darwin_encode_section_info): Ditto.
1400 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1402 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1403 function definition.
1405 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1407 * df.h (struct df): Add rts_order variable.
1409 * df.c (df_visit_next_rts): New function.
1410 (df_visit_next): Renamed to df_visit_next_rc
1411 (df_analyse_1): Allocate/compute/free rts_order as well.
1412 (df_rd_global_compute): Use df_visit_next_rc instead of
1414 (df_ru_global_compute): Use df_visit_next_rts instead of
1417 * flow.c (flow_reverse_top_sort_order_compute): New function.
1419 * basic-block.h: Add prototype.
1421 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1423 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1424 blocks, the BB_REACHABLE is now set, rather than aux being
1425 non-NULL. Update the test to reflect this.
1427 2001-08-28 Eric Christopher <echristo@redhat.com>
1429 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1430 config/mips/crti.asm: Ditto.
1432 2001-08-28 Eric Christopher <echristo@redhat.com>
1433 Richard Henderson <rth@redhat.com>
1435 * c-pragma.h (add_weak): Move prototype from here...
1436 * output.h (add_weak): ... to here.
1437 * varasm.c (add_weak): Fix typo.
1438 * config/mips/crti.asm: New file.
1439 * config/mips/crtn.asm: Ditto.
1440 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1441 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1442 (INVOKE__main): Ditto.
1443 (INIT_SECTION_ASM_OP): New.
1444 (FINI_SECTION_ASM_OP): Ditto.
1445 (STARTFILE_SPEC): Add crti.
1446 (ENDFILE_SPEC): Add crtn.
1447 * config/mips/elf64.h: Same.
1448 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1450 * config/mips/vxworks.h: Ditto.
1451 * config/mips/t-elf: Support crti and crtn.
1453 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1455 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1458 2001-08-28 Richard Henderson <rth@redhat.com>
1460 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1461 (one_cmplbi2 splitter): Remove redundant test.
1463 2001-08-28 Dale Johannesen <dalej@apple.com>
1465 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1467 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1469 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1471 2001-08-28 Stan Shebs <shebs@apple.com>
1473 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1474 (UNALIGNED_SHORT_ASM_OP): Define.
1475 (UNALIGNED_INT_ASM_OP): Define.
1477 2001-08-28 Will Cohen <wcohen@redhat.com>
1479 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1480 generation for first set.
1482 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1484 * flow.c (redirect_edge_succ_nodup): Return new edge.
1485 (try_simplify_condjump): Use new edge.
1486 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1488 * cse.c (cse_basic_block): Skip note instructions.
1490 2001-08-27 Richard Henderson <rth@redhat.com>
1492 * combine.c (combine_simplify_rtx): Don't reverse condition
1493 if there is no reverse for the condition.
1494 (simplify_comparison): Don't simplify subregs from INT to FP.
1496 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1497 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1498 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1499 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1500 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1501 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1503 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1505 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1506 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1508 (adddi_dilshr32, adddi_dishl32): Only data register can be
1509 source for mem destination.
1511 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1512 and use bitnum to decide about register move.
1514 2001-08-27 Richard Henderson <rth@redhat.com>
1516 * genattr.c (main): Emit state_t even when not doing scheduling.
1518 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1519 Richard Henderson <rth@redhat.com>
1521 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1522 (reg_avail_info, current_bb): ... these.
1523 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1524 (compute_hash_table): Likewise.
1526 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1528 * flow.c (verify_flow_info): Use checksums to verify edges.
1530 2001-08-27 Richard Henderson <rth@redhat.com>
1532 * genautomata.c (expand_automata): Always create a description.
1534 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1536 * optabs.c (expand_binop): Correctly handle the carry in multiword
1537 add/subtract operations.
1539 2001-08-27 Fred Fish <fnf@be.com>
1541 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1544 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1546 * reload.c (find_reloads_toplev): Back out this change:
1548 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1550 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1551 mem if the address is a mode_dependent_address_p.
1553 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1555 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1556 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1557 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1560 * genattr.c (main): New variable num_insn_reservations. Increase
1561 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1562 pipeline hazard recognizer interface.
1564 * genattrtab.h: New file.
1566 * genattrtab.c: Include genattrtab.h.
1567 (attr_printf, check_attr_test, make_internal_attr,
1568 make_numeric_value): Move protypes into genattrtab.h. Define them
1570 (num_dfa_decls): New global variable.
1571 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1572 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1573 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1574 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1576 * genautomata.c: New file.
1578 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1580 * sched-int.h: (curr_state): Add the external definition for
1581 automaton pipeline interface.
1582 (haifa_insn_data): Add comments for members blockage and units.
1584 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1585 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1586 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1587 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1588 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1589 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1590 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1592 (TARGET_SCHED): Use the new macros.
1594 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1595 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1596 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1597 dfa_bubble): New members in gcc_target.sched.
1599 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1600 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1601 (insn_queue): Redefine it as pointer to array.
1602 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1604 (max_insn_queue_index_macro_value): New variable.
1605 (curr_state, dfa_state_size, ready_try): New varaibles for
1606 automaton interface.
1607 (ready_element, ready_remove, max_issue): New function prototypes
1608 for automaton interface.
1609 (choose_ready): New function prototype.
1610 (insn_unit, blockage_range): Add comments.
1611 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1612 FUNCTION_UNITS_SIZE == 0.
1613 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1614 actual_hazard, potential_hazard): Add comments.
1615 (insn_cost): Use cost -1 as undefined value. Remove
1616 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1618 (ready_element, ready_remove): New functions for automaton
1620 (schedule_insn): Add new code for automaton pipeline interface.
1621 (queue_to_ready): Add new code for automaton pipeline interface.
1622 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1623 (debug_ready_list): Print newline when the queue is empty.
1624 (max_issue): New function for automaton pipeline interface.
1625 (choose_ready): New function.
1626 (schedule_block): Add new code for automaton pipeline interface.
1627 Print ready list before scheduling each insn.
1628 (sched_init): Add new code for automaton pipeline interface.
1629 Initiate insn cost by -1.
1630 (sched_finish): Free the current automaton state and finalize
1631 automaton pipeline interface.
1633 * sched-rgn.c: Include target.h.
1634 (init_ready_list, new_ready, debug_dependencies): Add new code for
1635 automaton pipeline interface.
1637 * sched-vis.c: Include target.h.
1638 (get_visual_tbl_length): Add code for automaton interface.
1639 (target_units, print_block_visualization): Add comments.
1641 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1642 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1643 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1644 (getruntime.o, genautomata.o): New entries.
1645 (genattrtab.o): Add new dependency file genattrtab.h.
1646 (genattrtab): Add new dependencies. Link it with `libm.a'.
1647 (getruntime.o, hashtab.o): New entries for canadian cross.
1649 * doc/md.texi: Description of automaton based model.
1651 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1653 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1654 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1655 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1656 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1657 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1658 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1659 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1661 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1662 MAX_DFA_ISSUE_RATE): New macro descriptions.
1664 * doc/contrib.texi: Add dfa based scheduler contribution.
1666 * doc/gcc.texi: Add more information about genattrtab.
1668 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1670 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1673 2001-08-27 Richard Henderson <rth@redhat.com>
1675 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1676 (get_arg_pointer_save_area): New. Create an init it here.
1677 (fix_lexical_addr): Use it.
1678 * function.h: Declare it.
1679 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1680 * stmt.c (expand_nl_goto_receiver): Use it.
1682 2001-08-27 Richard Henderson <rth@redhat.com>
1684 * final.c (final_scan_insn): Don't enter APP_ON mode for
1687 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1688 alignment for assemble_integer for DW_EH_PE_aligned.
1689 * except.c (output_function_exception_table): Likewise.
1691 2001-08-26 Andreas Jaeger <aj@suse.de>
1693 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1695 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1697 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1699 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1701 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1703 (mask64_operand): Likewise.
1704 (rldic_operand): Delete.
1705 (includes_lshift64_p): Delete.
1706 (includes_rldic_lshift_p): New function.
1707 (includes_rldicr_lshift_p): New function.
1708 (print_operand): Don't call rldic_operand in case 'W'.
1709 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
1710 (includes_lshift64_p): Remove.
1711 (includes_rldic_lshift_p): Declare.
1712 (includes_rldicr_lshift_p): Declare.
1713 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
1714 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
1715 Replace match_operand rldic_operand predicate with
1716 const_int_operand. Replace includes_lshift64_p condition with
1717 includes_rldic_lshift_p.
1718 <ashldi3_internal 64 bit rldicr patterns>: New.
1720 2001-08-27 Andreas Jaeger <aj@suse.de>
1722 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1723 * errors.c: Likewise.
1724 * final.c: Likewise.
1725 * dwarf2asm.c: Likewise.
1726 * doprint.c (checkit): Likewise.
1727 * diagnostic.c: Likewise.
1728 * collect2.c: Likewise.
1729 * calls.c: Likewise.
1730 * c-semantics.c (build_stmt): Likewise.
1731 * c-format.c (status_warning): Likewise.
1732 * c-errors.c (pedwarn_c99): Likewise.
1733 * builtins.c (validate_arglist): Likewise.
1734 * config/pj/pj.c (pj_printf): Likewise.
1735 * fix-header.c: Likewise.
1737 * gcov.c (fnotice): Likewise.
1738 * gensupport.c (message_with_line): Likewise.
1739 * mips-tfile.c: Likewise.
1740 * protoize.c (notice): Likewise.
1741 * read-rtl.c (fatal_with_file_and_line): Likewise.
1742 * rtl-error.c: Likewise.
1743 * tradcpp.c: Likewise.
1745 * cp/tree.c (build_min_nt): Likewise.
1746 (build_min): Likewise.
1747 * cp/lex.c: Likewise.
1748 * cp/errfn.c: Likewise.
1749 * cp/rtti.c (create_pseudo_type_info): Likewise.
1751 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
1753 * df.c (df_uses_record): Return after recording all uses
1756 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
1758 * df.c (df_insn_modify): Realloc the INSN table here, if
1759 necessary, here, too.
1761 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
1763 * config/mips/mips.c (mips_function_value): Handle complex return
1766 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
1768 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
1770 * reload.c (make_memloc): Copy result if it is still
1771 reg_equiv_memory_loc[regno] on return.
1772 (subst_reloads) [ENABLE_CHECKING]: Check that none of
1773 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
1774 reg_equiv_mem are modified by the substitutions.
1776 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1778 * predict.c (expensive_function_p): New.
1779 * rtl.h (expensive_function_p): Declare.
1780 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
1781 (use_fast_prologue_epilogue): New static variable.
1782 (expand_prologue): Set it; emit short prologues if unset.
1783 (expand_epilogue): Likewise.
1785 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1787 * config.gcc: Add stormy16-*-elf case.
1788 * config/stormy16/stormy-abi: New file.
1789 * config/stormy16/stormy16-lib2.c: New file.
1790 * config/stormy16/stormy16-protos.h: New file.
1791 * config/stormy16/stormy16.c: New file.
1792 * config/stormy16/stormy16.h: New file.
1793 * config/stormy16/stormy16.md: New file.
1794 * config/stormy16/t-stormy16: New file.
1796 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1798 * i386.h (no-accumulate-outgoing-args): Use proper mask.
1800 2001-08-24 David Edelsohn <edelsohn@gnu.org>
1802 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
1803 descriptor members are pointer size, not constant 4.
1804 * config/rs6000/rs6000.md (define_splits): Remove more unused
1807 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1809 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1811 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
1813 * cp/rtti.c (VPARAMS): Fix parameter.
1815 2001-08-24 Zack Weinberg <zackw@panix.com>
1817 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
1819 (mode_for_extraction): No need for #ifdefs. Add default-case abort
1821 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
1822 in if controlling use of insv.
1823 (extract_bit_field): Likewise, for extv and extzv.
1825 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1827 * i386.md (movcc peep2): Fix load of 0.
1829 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1831 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
1832 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
1834 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
1836 * c-pragma.h: Move weak_syms and weak_decls...
1837 * varasm.c: ...here. Now static.
1838 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
1839 depend on HANDLE_PRAGMA_WEAK.
1841 * c-common.c (c_alignof, c_alignof_expr): Move here...
1842 * c-typeck.c: ...from here.
1843 * c-tree.h, c-common.h: Adjust.
1845 2001-08-23 Bernd Schmidt <bernds@redhat.com>
1847 * config/ia64/ia64.c (rws_update): If !pred, set write_count
1848 instead of incrementing it.
1850 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
1851 asm ready, don't try to move them all into the same array element.
1853 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1855 * function.c (thread_prologue_and_epilogue_insns): Avoid
1856 fallthru flag on edge to exit.
1858 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
1860 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
1863 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
1865 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
1866 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
1867 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
1870 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
1872 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
1873 replace "GNU CC" with "GCC".
1875 2001-08-23 Richard Henderson <rth@redhat.com>
1877 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
1878 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
1879 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
1880 Need GR between FR and not GR_AND_FR.
1881 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
1882 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
1883 AR regs before GR regs.
1884 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
1885 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
1886 (REGISTER_MOVE_COST): Update.
1887 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
1889 2001-08-23 Richard Henderson <rth@redhat.com>
1891 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
1894 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1896 * reload1.c (emit_reload_insns): Don't look for notes
1897 on a NULL store_insn.
1899 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1901 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
1902 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
1903 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
1904 format specifier warnings.
1905 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
1907 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
1909 * config/i386/i386-protos.h: Correct declaration of
1910 i386_pe_asm_named_section.
1912 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
1914 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
1916 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
1918 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
1920 * cpperror.c (print_location): Don't show _Pragma.
1921 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
1922 and file change callback generation here.
1923 (stack_include_file): Update use of cpp_push_buffer.
1924 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
1925 (struct cpp_buffer): Remove type, pfile members.
1926 * cppinit.c (cpp_handle_option): Use free_chain.
1927 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
1928 (skip_escaped_newlines, get_effective_char, lex_percent): Take
1929 a cpp_reader rather than a cpp_buffer.
1930 (skip_escaped_newlines, get_effective_char, skip_block_comment,
1931 skip_line_comment, parse_string, lex_percent, lex_dot,
1932 _cpp_lex_token): Update accordingly.
1933 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
1935 (cpp_push_buffer): Update prototype.
1936 (run_directive): Update use of cpp_push_buffer.
1937 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
1938 handle_assertion): Update use of run_directive.
1939 * cpplib.h (enum cpp_buffer_type): Remove.
1940 (cpp_push_buffer): Update prototype.
1941 * fix-header.c (read_scan_file): Update.
1943 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1945 * gcc.c (struct prefix_list): Change prefix to const char *.
1947 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1949 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
1951 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
1953 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
1956 * jump.c (squeeze_notes): Take parms by reference. Handle END being
1959 * ifcvt.c (dead_or_predicable): Adjust.
1960 * loop.c (find_and_verify_loops): Adjust.
1961 * stmt.c (expand_end_case): Adjust.
1962 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
1963 head and end insn pointers in the basic block, not just local copies.
1964 (merge_blocks_move_predecessor_nojumps): Likewise.
1966 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
1968 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
1969 bitmap.h, builtin-types.def, builtins.c, builtins.def,
1970 c-aux-info.c, c-common.c, c-common.def, c-common.h,
1971 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
1972 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
1973 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
1974 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
1975 conditions.h, config.gcc, configure.frag, configure.in,
1976 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
1977 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
1978 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
1979 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
1980 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
1981 emit-rtl.c, errors.c, errors.h, except.c, except.h,
1982 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
1983 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
1984 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
1985 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
1986 gencheck.c, gencodes.c, genconfig.c, genemit.c,
1987 genextract.c, genflags.c, gengenrtl.c, genmultilib,
1988 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
1989 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
1990 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
1991 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
1992 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
1993 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
1994 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
1995 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
1996 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
1997 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
1998 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
1999 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2000 params.h, predict.c, predict.def, predict.h, prefix.c,
2001 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2002 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2003 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2004 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2005 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2006 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2007 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2008 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2009 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2010 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2011 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2012 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2013 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2014 xcoffout.h: replace "GNU CC" with "GCC".
2016 2001-08-21 Richard Henderson <rth@redhat.com>
2018 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2019 (final_scan_insn): Consider jump tables data even if we have no
2020 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2022 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2023 (ASM_OUTPUT_CASE_END): Remove.
2024 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2025 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2026 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2028 2001-08-21 Richard Henderson <rth@redhat.com>
2030 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2031 at barrier insns. Emit stop bits before barriers.
2033 * flow.c (flow_find_cross_jump): Don't consider unconditional
2034 return insns for commoning.
2036 * final.c (compute_alignments): Fix typo.
2038 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2039 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2040 (store_bit_field): Use mode_for_extraction more places.
2041 (extract_bit_field): Likewise.
2043 2001-08-21 Zack Weinberg <zackw@panix.com>
2045 * caller-save.c: Don't include insn-codes.h.
2046 (reg_save_code, reg_restore_code): Make arrays of int.
2047 All uses updated to match.
2048 (insert_save, insert_restore): No need to initialize "code"
2049 variable upon declaration.
2050 * Makefile.in: update dependencies; fix typo in clean rule.
2052 2001-08-21 Richard Henderson <rth@redhat.com>
2054 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2055 (merge_if_block): Handle fallout from same.
2057 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2059 * builtins.c (type_to_class): Fix typo in last change.
2061 2001-08-21 Richard Henderson <rth@redhat.com>
2063 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2064 ia64_asm_output_label.
2066 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2067 copy of gp while the real gp register contains garbage.
2069 2001-08-21 Zack Weinberg <zackw@panix.com>
2071 * expmed.c (mode_for_extraction): New function.
2072 (store_bit_field, extract_bit_field): Use it.
2073 * expr.h: Prototype it and provide an enum for its first argument.
2075 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2076 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2077 and digging through the insn_data tables.
2078 * Makefile.in: Update dependencies.
2080 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2082 * cppfiles.c (stack_include_file): line-map.c now handles include
2084 (handle_missing_handler): Similarly.
2085 (_cpp_execute_include): Similarly.
2086 (_cpp_pop_file_buffer): Similarly.
2087 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2088 buffer_stack_depth and include_depth.
2089 * cpplib.c (do_include_common): line-map.c now handles include depth.
2090 (cpp_push_buffer): Similarly.
2091 (_cpp_pop_buffer): Similarly.
2092 * cppmacro.c (builtin_macro): Update.
2093 * line-map.c (init_line_maps): Set depth.
2094 (add_line_map): Increment "used" earlier. Update and use the
2096 (trace_include): Use the include depth.
2097 * line-map.h (struct line_maps): New member depth.
2099 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2101 * cppfiles.c (stack_include_file): Don't handle -H here.
2102 * cppinit.c (cpp_start_read): Set include tracing after
2103 cpp_post_options and after stacking the main file.
2104 * line-map.c (trace_include): New.
2105 (init_line_maps, add_line_map): Update.
2106 * line-map.h (struct line_maps): New member trace_includes.
2108 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2110 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2111 * cppfiles.c (stack_include_file): Only stack a file if there
2112 is something to do. Return a boolean indicating whether a
2113 buffer was stacked or not.
2114 (_cpp_execute_include): Similarly.
2115 (_cpp_read_file): Similarly.
2116 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2118 2001-08-21 Sam Steingold <sds@gnu.org>
2120 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2121 (RECACHE): keep obufp_before_macroname up to date
2123 2001-08-21 Zack Weinberg <zackw@panix.com>
2125 * stmt.c: Don't include insn-codes.h.
2126 (expand_end_case): Machine specific logic moved to expr.c.
2127 No need to worry about __builtin_classify_type.
2128 (check_for_full_enumeration_handling, emit_case_nodes):
2131 * builtins.o (expand_builtin_classify_type): Split up so code
2132 can be shared with fold_builtin_classify_type.
2133 (type_to_class, fold_builtin_classify_type): New functions.
2134 (fold_builtins): Handle __builtin_classify_type.
2136 * expr.c (do_tablejump): Now static.
2137 (case_values_threshold, try_casesi, try_tablejump): New;
2138 code mostly from stmt.c (expand_end_case).
2139 (expr.h): Update prototypes.
2141 * Makefile.in (stmt.o): Update dependencies.
2143 2001-08-21 Will Cohen <wcohen@redhat.com>
2145 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2146 declaration of variable i.
2147 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2148 declaration of variable i.
2150 2001-08-21 Richard Henderson <rth@redhat.com>
2152 * crtstuff.c: Fix thinko last change. Move list tails to start
2153 of CRT_END section. Tidy ifdefs.
2154 (__EH_FRAME_BEGIN__): Always static for ELF.
2155 (__do_global_ctors_1): Rename from __frame_dummy.
2156 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2157 name change; don't hide __EH_FRAME_BEGIN__.
2159 2001-08-21 Richard Henderson <rth@redhat.com>
2161 * gdbinit.in: Move break on exit after break on fancy_abort.
2163 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2166 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2168 * cpphash.h (_cpp_push_next_buffer): New.
2169 * cppinit.c (do_includes): Remove.
2170 (push_include, free_chain, _cpp_push_next_buffer): New.
2171 (cpp_start_read): Use them to rework command line option handling.
2172 (cpp_handle_option): Combine handling of -include and -imacros.
2173 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2174 appropriate. Always insert missing \n at EOF.
2175 * cpplib.c (start_directive): Get the directive position right.
2176 * cppmain.c (cb_file_change): Always print the first line, unless
2179 2001-08-20 Andreas Jaeger <aj@suse.de>
2181 * profile.c (compute_branch_probabilities): Remove extra new-line
2183 * flow.c (verify_flow_info): Likewise.
2185 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2187 * basic-block.h (basic_block): Add new field 'flags'.
2188 (BB_REACHABLE): Define.
2189 (expunge_block): Declare.
2190 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2191 (EXIT_BLOCK_PTR): Ditto.
2192 (expunge_block): Remove static declaration.
2193 (cleanup_cfg): Clear bb->aux on every basic block.
2194 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2195 computing reachability.
2196 (delete_unreachable_blocks): Delete block b if b->flags has
2199 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2201 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2203 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2205 * sparc.c (sparc_variable_issue): Fix typo in last change.
2207 2001-08-20 Richard Henderson <rth@redhat.com>
2209 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2211 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2213 * pa.h (RETURN_IN_MEMORY): Improve comment.
2215 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2217 * doc/invoke.texi (Profiling options): Clarify the interactions
2218 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2220 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2222 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2225 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2227 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2230 2001-08-20 Richard Henderson <rth@redhat.com>
2232 * final.c (end_final): Fix typo last change.
2234 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2236 * cppinit.c (init_standard_includes): The returned buffer
2237 is already malloc-ed.
2238 * gcc.c (add_prefix): Similarly.
2239 * prefix.c (translate_name): Update to support clear buffer
2241 (update_path): Similarly. Be sure to free any newly allocated
2242 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2244 * prefix.h (update_path): Update prototype and document.
2245 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2246 up and update to new buffer ownership rules.
2247 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2249 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2251 * final.c (compute_alignments): New function.
2252 (init_insn_lengths): Do not care label_align.
2253 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2254 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2255 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2256 (shorted_branches): Realloc label_align array; do
2257 not call init_insn_lengths; Do not care about loop alignments.
2258 * output.h (compute_alignments): Declare.
2259 * toplev.c (rest_of_compilation): Call compute_alignments.
2260 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2262 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2263 change visited to tovisit.
2264 (propagate_freq): Use faster traversing algorithm.
2265 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2266 to tovisit; reverse meaning.
2268 * predict.c (struct block_info_def): Remove nvisited.
2269 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2270 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2272 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2274 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2275 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2276 (TARGET_FUSED_MADD): New.
2277 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2278 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2279 the multiply-add instructions.
2281 2001-08-19 Richard Henderson <rth@redhat.com>
2283 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2284 is aligned to pointer size.
2286 2001-08-19 Richard Henderson <rth@redhat.com>
2288 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2289 display markers during final schedule.
2291 2001-08-19 Richard Henderson <rth@redhat.com>
2293 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2295 2001-08-19 Richard Henderson <rth@redhat.com>
2297 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2299 (ASM_NAME_TO_STRING): Remove.
2300 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2301 in the same string. Remove support for expressions.
2303 2001-08-19 Richard Henderson <rth@redhat.com>
2305 * config/i386/i386.md (tablejump): Make an expander; handle
2306 pic relative addressing here.
2307 (tablejump_1): Rename from tablejump_pic.
2310 2001-08-19 Richard Henderson <rth@redhat.com>
2312 * regclass.c (fix_register): Fix typo.
2314 2001-08-18 Richard Henderson <rth@redhat.com>
2316 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2317 (struct _Unwind_Context): Expand br_loc to hold it.
2318 (uw_frame_state_for): Handle leaf functions better.
2319 (uw_update_reg_address): Update for br_loc change.
2321 2001-08-18 Richard Henderson <rth@redhat.com>
2323 * crtstuff.c: Move list heads before code that uses them.
2324 (__JCR_LIST__): Remove initial null.
2325 (frame_dummy, __frame_dummy): Do java registration here ...
2326 (__do_global_ctors_aux): ... not here.
2328 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2329 (__do_global_dtors_aux): Update to match.
2330 (__JCR_LIST__, __do_jv_register_classes): New.
2332 * config/ia64/crtend.asm (__JCR_END__): New.
2333 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2334 instead of an indirect LTOFF22 reloc.
2336 2001-08-18 Richard Henderson <rth@redhat.com>
2338 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2339 * regclass.c (init_reg_sets_1): Fix typo.
2340 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2341 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2342 (ia64_compute_frame_size): Make ar.unat live when in use.
2343 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2344 for ar.pfs; remove ar.unat handling.
2345 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2347 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2348 * config/ia64/ia64-protos.h: Update decls.
2349 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2350 (sibcall_pic): Likewise.
2352 2001-08-18 Richard Henderson <rth@redhat.com>
2354 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2355 pred_rel_mutex when searching for insn_group_barrier.
2356 * config/ia64/ia64.md (cycle_display): Combine the expander
2359 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2360 bit before asm as needed.
2362 2001-08-18 Richard Henderson <rth@redhat.com>
2364 * timevar.def (TV_MACH_DEP): New.
2365 * toplev.c (rest_of_compilation): Use it.
2366 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2368 2001-08-18 Zack Weinberg <zackw@panix.com>
2370 * unwind-dw2.c (execute_stack_op): Add default aborts to
2371 the inner switches to prevent warnings.
2373 2001-08-18 Richard Henderson <rth@redhat.com>
2375 * timevar.h (struct timevar_time_def): Change element type to float.
2376 (ticks_to_msec, clocks_to_msec): Likewise.
2377 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2378 (get_time): Likewise.
2379 (timevar_print): Adjust zero check and printing to match.
2381 2001-08-18 Zack Weinberg <zackw@panix.com>
2383 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2384 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2385 Eliminate overfull or underfull hboxes.
2387 2001-08-18 Zack Weinberg <zackw@panix.com>
2389 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2391 2001-08-18 Zack Weinberg <zackw@panix.com>
2393 * haifa-sched.c: Convert to target hooks. Macros replaced
2394 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2395 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2396 MD_SCHED_FINISH, and HAVE_cycle_display.
2397 * target-def.h (TARGET_SCHED_ADJUST_COST,
2398 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2399 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2400 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2401 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2402 New hook #defines to be overridden.
2403 (TARGET_SCHED): Bring them all together.
2404 (TARGET_INITIALIZER): Update.
2405 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2406 instead of 'struct rtx_def *' throughout.
2407 (struct sched): New set of hooks for the scheduler.
2408 * Makefile.in (haifa-sched.o): Depend on target.h.
2409 * doc/tm.texi: Document the new scheduler hooks, together in
2410 their own section, instead of scattered around.
2411 Fix a bunch of underfull/overfull hboxes.
2413 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2414 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2415 sparc.h: Don't define any of the old scheduler macros.
2417 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2418 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2419 sparc.c: Create hook functions from code extracted from
2420 corresponding target header, or make existing hooks static, as
2421 appropriate. Set the appropriate entries in targetm.
2423 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2424 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2425 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2426 Remove prototypes for functions which are now static.
2428 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2429 related gunk; the Haifa scheduler is now the only choice.
2431 2001-08-18 Zack Weinberg <zackw@panix.com>
2433 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2434 * genopinit.c: Put floating point divide insns in sdiv_optab.
2435 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2436 * config/gofast.h, config/c4x/c4x.h,
2437 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2438 config/pa/long_double.h, config/rs6000/sysv4.h,
2439 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2440 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2441 (init_optabs): Use init_optabv for overflow-trapping optabs.
2442 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2443 cmp_optab RTX codes so have_insn_for can find them.
2445 * optabs.c (expand_simple_binop, expand_simple_unop,
2446 have_insn_for, gen_sub3_insn): New interfaces.
2447 * expr.h: Prototype new functions.
2448 (enum optab_methods): Move here from optabs.h.
2450 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2451 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2452 Use new functions instead of working directly with optabs.
2453 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2454 unroll.c: Don't include optabs.h.
2455 * caller-save.c, combine.c, function.c, stmt.c: Just include
2456 insn-codes.h, not optabs.h.
2457 * Makefile.in: Update dependencies.
2459 * combine.c (make_compound_operation, simplify_comparison):
2460 Fix typos testing for this or that instruction.
2462 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2464 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2465 generating libgcc.a.
2467 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2469 * except.c (TYPE_HASH): Delete.
2471 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2474 * tree.c (TYPE_HASH): Delete.
2476 * tree.h (TYPE_HASH): Define.
2478 2001-08-18 Graham Stott <grahams@redhat.com>
2480 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2482 (adddi3_internal_2+2): Likewise.
2483 (eh_set_lr_di+1): Likewise.
2485 2001-08-17 Richard Henderson <rth@redhat.com>
2487 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2488 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2489 * dwarf2asm.c: ... here.
2490 * dwarfout.c: Remove them.
2492 * varasm.c (assemble_integer): Add align parameter.
2493 (assemble_real, output_constant, output_constructor): Likewise.
2494 * output.h: Update decls.
2495 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2496 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2497 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2498 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2499 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2502 * final.c (end_final): Abort profile block generation if we
2503 havn't layed it out properly.
2504 * output.h (assemble_eh_integer): Remove stale decl.
2505 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2507 (assemble_integer): Handle unaligned data.
2508 (assemble_real): Abort on unaligned data.
2509 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2511 (default_dtor_section_asm_out_destructor): Use assemble_align.
2512 (default_named_section_asm_out_constructor): Likewise.
2513 (default_ctor_section_asm_out_constructor): Likewise.
2514 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2515 (machopic_asm_out_destructor): Likewise.
2516 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2517 (nextstep_asm_out_destructor): Likewise.
2518 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2519 (vms_asm_out_destructor): Likewise.
2521 2001-08-17 Richard Henderson <rth@redhat.com>
2523 * config/mips/iris6.h (TARGET_IRIX6): New.
2524 (current_section_name, current_section_flags): New.
2525 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2526 (MAX_OFILE_ALIGNMENT): New.
2527 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2528 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2529 (copy_file_data): Split out from
2530 (mips_asm_file_end): ... here.
2531 (mips_asm_file_start): Remove extra .section directive. Use
2532 tmpfile instead of mips_make_temp_file.
2533 (mips_unique_section): Use const char * as needed for warnings.
2534 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2535 re-add align parameter.
2536 (iris6_asm_named_section): New.
2537 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2538 (iris6_asm_output_align, iris6_section_align_1): New.
2539 (iris6_asm_file_start, iris6_asm_file_end): New.
2540 * config/mips/mips-protos.h: Update decls.
2542 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2544 * doc/install.texi (Install GCC): Add links to build status pages.
2546 (Final install): Ditto; request updates for specific info
2548 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2550 * cpperror.c (print_location): Don't take a file name; use the
2552 (_cpp_begin_message): Similarly.
2553 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2554 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2555 (cpp_pedwarn_with_file_and_line): Remove.
2556 * cppfiles.c (stack_include_file): Update; set filename to stdin
2557 here when appropriate.
2558 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2559 (_cpp_begin_message): Don't take a file name.
2560 * cppinit.c: Add comment.
2561 * cpplex.c: Fix end-of-directive indicator.
2562 * cpplib.c: Don't include intl.h.
2563 (run_directive, do_diagnostic): Update.
2564 (do_line): Update to not use nominal_fname.
2565 (cpp_push_buffer): Don't take a filename.
2566 * cpplib.h (struct ht): Remove.
2567 (cpp_push_buffer): Don't take a filename.
2568 (cpp_pedwarn_with_file_and_line): Remove.
2569 * cppmacro.c (struct cpp_macro): Remove file.
2570 (builtin_macro): Update.
2571 (_cpp_create_definition): Update.
2572 * cppmain.c: Correct comment.
2573 * fix-header.c (read_scan_file): Update.
2575 2001-08-17 Kazu Hirata <kazu@hxi.com>
2577 * sbitmap.c: Fix comment formatting.
2578 * sched-deps.c: Likewise.
2579 * sibcall.c: Likewise.
2580 * simplify-rtx.c: Likewise.
2582 * ssa-ccp.c: Likewise.
2583 * stor-layout.c: Likewise.
2584 * timevar.c: Likewise.
2585 * toplev.c: Likewise.
2586 * unwind-dw2.c: Likewise.
2587 * unwind-dw2-fde.c: Likewise.
2588 * varasm.c: Likewise.
2590 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2592 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2593 or larger than an integer in memory.
2595 2001-08-17 Zack Weinberg <zackw@panix.com>
2597 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2598 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2599 * rtl.h: Don't forward-declare union tree_node here. Don't
2600 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2601 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2602 and tree respectively.
2603 * tree.h: Don't forward-declare struct rtx_def here. Don't
2604 typedef tree here. Change all uses of struct rtx_def *,
2605 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2606 and tree respectively.
2608 2001-08-17 Richard Henderson <rth@redhat.com>
2610 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2611 config/mips/openbsd.h: Fix typos last change.
2613 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2615 * doc/invoke.texi (Optimize Options): The default for
2616 -finline-limit is 600.
2618 2001-08-17 Richard Henderson <rth@redhat.com>
2620 * varasm.c (text_section): Allow TEXT_SECTION to override the
2621 printing of TEXT_SECTION_ASM_OP.
2622 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2623 (DATA_SECTION, BSS_SECTION): Remove.
2624 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2625 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2626 Rename from s/_NAME//.
2627 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2628 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2629 (TEXT_SECTION): ... here. New.
2630 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2631 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2632 * config/mips/openbsd.h: Likewise.
2633 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2634 (mips_asm_file_end): Likewise test.
2635 (mips_output_function_epilogue): Likewise. Switch back to data
2636 section after emitting the function.
2638 * doc/tm.texi (Sections): Document TEXT_SECTION.
2640 2001-08-17 Richard Henderson <rth@redhat.com>
2642 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2643 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2645 2001-08-17 Richard Henderson <rth@redhat.com>
2647 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2648 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2649 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2650 Add aligned attribute.
2652 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2654 * config/sh/sh.md: Add modes to unspecs in first insn to match
2655 those in the second.
2657 * Makefile.in: Fix collect2 copy for Cygwin.
2659 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2661 Install the proper patch.
2662 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2663 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2664 (expand_function_start): Likewise.
2665 * stmt.c (expand_decl): Likewise.
2666 * varasm.c (make_decl_rtx): Likewise.
2668 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2670 * final.c: Undo my previous accidental checkin.
2671 * output.h: Likewise.
2672 * tm.texi: Likewise.
2674 2001-08-16 Richard Henderson <rth@redhat.com>
2676 * varasm.c (named_section_flags): Remove align parameter.
2677 * varasm.c, dwarf2out.c: Update all callers.
2678 * output.h: Update prototypes.
2680 * target.h (target.asm_out.named_section): Remove align parameter.
2681 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2682 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2683 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2684 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2685 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2687 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2688 (get_named_section_flags, set_named_section_flags): New.
2689 (named_section_flags): Use them.
2690 (named_section): Do decl vs section flags check here...
2691 (default_section_type_flags): ... not here.
2692 (init_varasm_once): Create in_named_htab.
2693 (resolve_unique_section): Mark reloc unused.
2695 2001-08-16 Richard Henderson <rth@redhat.com>
2697 * varasm.c (force_const_mem): Keep pool alignment in bits.
2698 (output_constant_pool): Use assemble_align.
2700 2001-08-16 Zack Weinberg <zackw@panix.com>
2702 * doc/tm.texi: Remove extra @table command.
2704 2001-08-16 Zack Weinberg <zackw@panix.com>
2706 * final.c (shorten_branches): Clear the end of the label_align
2707 array only if we made it larger. Break up messy expressions
2710 * diagnostic.c (internal_error): Check for error recursion
2711 before doing ICE suppression.
2713 * timevar.c: Timing variables now count in milliseconds.
2714 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
2715 (get_time): Not here.
2716 (timevar_print): Don't print any timer whose user, cpu, and
2717 wall times are all zero as displayed.
2718 * timevar.h: Update comment aboout units. Make timevar
2721 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2723 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2724 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2725 (expand_function_start): Likewise.
2726 * stmt.c (expand_decl): Likewise.
2727 * varasm.c (make_decl_rtx): Likewise.
2729 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
2731 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
2732 (finalize_record_size): Don't set TYPE_USER_ALIGN.
2734 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2736 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
2739 2001-08-16 Andreas Jaeger <aj@suse.de>
2741 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
2744 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
2746 * rtl.h (only_sets_cc0_p): New prototype.
2747 * jump.c (sets_cc0_p): Handle INSN.
2748 (only_sets_cc0_p): New function.
2749 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
2750 (tidy_fallthru_edge): Likewise.
2751 * integrate.c (copy_insn_list): Likewise.
2752 * unroll.c (unroll_loop): Likewise.
2753 (copy_loop_body): Likewise.
2755 2001-08-15 Jason Eckhardt <jle@redhat.com>
2757 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
2759 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
2761 * predict.c (struct block_info_def): Remove nvisited.
2762 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2763 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2765 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
2766 (ix86_adjust_cost): Teach scheduler that latency to load operand can
2769 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2771 * predict.def: Update hitrates.
2773 2001-08-15 Richard Henderson <rth@redhat.com>
2775 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
2777 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
2779 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
2780 note from its associated jump.
2782 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2784 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
2785 also on 64-bit s390x targets.
2787 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
2789 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
2791 (arm_expand_prologue): Handled nested functions which take a
2792 variable argument list.
2793 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
2794 macro with an invocation of
2795 arm_compute_initial_elimination_offset.
2796 * config/arm/arm-protos.h: Prototype
2797 arm_compute_initial_elimination_offset.
2799 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2801 * doc/install.texi (Specific, avr): Fix markup.
2802 (Specific, c4x): Ditto.
2804 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2806 * predict.c (dump_prediction): Change `bool' parameter to `int'.
2808 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
2810 * Makefile.in (OBJS): Add rtl-error.o
2811 (rtl-error.o): New rule.
2812 (diagnostic.o): Adjust dependency.
2813 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
2814 error_for_asm, _fatal_insn, _fatal_insn_not_found,
2815 warning_for_asm): Move to...
2816 rtl-error.c: ...here. New file.
2818 2001-08-14 Richard Henderson <rth@redhat.com>
2820 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
2821 if USING_SJLJ_EXCEPTIONS.
2823 2001-08-14 Steve Ellcey <sje@cup.hp.com>
2825 * tlink.c (scan_linker_output): Check string for unsatisfied in
2826 addition to undefined and unresolved.
2828 2001-08-14 Graham Stott <grahams@redhat.com>
2830 * libgcc2.c (*): Replace EH_FRAME_SECTION with
2831 EH_FRAME_SECTION_NAME.
2833 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2835 * genattrtab.c (simplify_test_exp_in_temp): New function.
2836 (simplify_test_exp): Avoid explicit use of temporary obstack.
2837 (simplify_cond, insert_right_side, evaluate_eq_attr,
2838 simplify_and_tree, simplify_or_tree, eliminate_known_true):
2839 Use simplify_test_exp_in_temp.
2840 (optimize_attrs): Iterate until expression stabilizes.
2842 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
2844 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
2845 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
2847 2001-08-13 Richard Henderson <rth@redhat.com>
2849 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
2850 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
2851 * config/arm/conix-elf.h: Likewise.
2853 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
2855 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
2857 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
2859 * gcse.c (hash_scan_set): Expressions that are set as part of
2860 jump instructions are not available.
2862 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
2864 * config/s390/s390.c (print_operand, s390_function_prologue,
2865 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
2867 2001-08-13 Richard Henderson <rth@redhat.com>
2869 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
2870 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
2871 * doc/tm.texi (Exception Region Output): Document it.
2873 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
2875 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
2876 DWARF2 instead of stabs by default.
2878 2001-08-13 David Edelsohn <edelsohn@gnu.org>
2880 * config/rs6000/rs6000.c: Include optabs.h.
2882 2001-08-13 David Edelsohn <edelsohn@gnu.org>
2884 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
2885 save/restore routines.
2886 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
2888 2001-08-13 Andreas Jaeger <aj@suse.de>
2890 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
2891 the english is correct.
2893 2001-08-13 Zack Weinberg <zackw@panix.com>
2895 * expr.h: Split out optab- and libfunc-related code to...
2896 * optabs.h, libfuncs.h: ... these new headers.
2898 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
2900 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
2902 * mkconfig.sh: Don't include insn-codes.h from config.h.
2904 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
2905 enum insn_code is available. Move reload_in_optab and
2906 reload_out_optab array declarations to optabs.h.
2907 * regmove.c (gen_add3_insn): Move to optabs.c, export from
2908 there, prototype in expr.h.
2909 * gencodes.c: Cleanup: zap global variables, don't use
2910 printf where puts will do, don't bother defining MAX_INSN_CODE
2911 which nothing uses, let CODE_FOR_nothing get its value implicitly.
2913 * genemit.c, genopinit.c: Include optabs.h in generated file.
2914 * genoutput.c: Include insn-codes.h in generated file.
2915 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
2916 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
2917 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
2918 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
2919 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
2920 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
2922 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
2923 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
2924 config/m88k/m88k.c, config/sparc/sparc.c:
2926 * reload.c: Include expr.h and optabs.h before reload.h.
2927 * config/alpha/alpha.c: Include tree.h before reload.h.
2928 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
2929 and reload.h in that order.
2930 * config/sparc/sparc.c: Include debug.h.
2931 * recog.c: Include insn-codes.h.
2933 2001-08-13 Andreas Jaeger <aj@suse.de>
2935 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
2938 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2940 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
2941 * gcc.c (init_spec): Fix typo in comment.
2942 * varasm.c (data_section): Fix typo in comment.
2944 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
2946 * predict.c (dump_prediction): New argument "USED".
2947 (combine_predictions_for_insn): Determine the used heuristics,
2948 output the case no heuristic applied.
2949 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
2951 2001-08-13 Andreas Jaeger <aj@suse.de>
2953 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
2956 2001-08-13 Kazu Hirata <kazu@hxi.com>
2958 * jump.c: Fix formatting.
2960 2001-08-13 Kazu Hirata <kazu@hxi.com>
2962 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
2965 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
2967 * loop.c (check_dbra_loop): Use condjump_label to compute
2970 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
2971 to better document the files they're in.
2973 2001-08-12 Zack Weinberg <zackw@panix.com>
2975 * recog.h (struct insn_operand_data): Shrink 'mode' field
2978 2001-08-12 Kazu Hirata <kazu@hxi.com>
2980 * gcc.c: Fix comment formatting.
2981 * gccspec.c: Likewise.
2984 * genemit.c: Likewise.
2985 * gengenrtl.c: Likewise.
2986 * genrecog.c: Likewise.
2987 * gensupport.c: Likewise.
2988 * ggc-page.c: Likewise.
2989 * global.c: Likewise.
2990 * graph.c: Likewise.
2991 * ifcvt.c: Likewise.
2992 * integrate.c: Likewise.
2994 * libgcc2.c: Likewise.
2996 * mbchar.c: Likewise.
2997 * optabs.c: Likewise.
2998 * predict.c: Likewise.
2999 * prefix.c: Likewise.
3000 * profile.c: Likewise.
3001 * protoize.c: Likewise.
3003 * recog.c: Likewise.
3004 * regclass.c: Likewise.
3005 * regmove.c: Likewise.
3006 * reg-stack.c: Likewise.
3007 * reload1.c: Likewise.
3008 * resource.c: Likewise.
3009 * rtlanal.c: Likewise.
3012 2001-08-12 Kazu Hirata <kazu@hxi.com>
3014 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3015 a tree representing a constant is passed to the macro.
3017 2001-08-12 Richard Henderson <rth@redhat.com>
3019 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3020 (rs6000_elf_asm_out_destructor): New.
3021 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3022 (DTORS_SECTION_ASM_OP): Remove.
3023 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3024 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3026 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3029 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3030 * gcc.c (set_collect_gcc_options): New function, split out from
3032 Ignore elided switches.
3033 (do_spec_1): Invoke before executing command.
3034 (set_input): Export.
3035 Move declaration ...
3036 * gcc.h (set_input): ... here.
3037 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3040 2001-08-12 Richard Henderson <rth@redhat.com>
3042 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3043 thinko wrt TARGET_RELOCATABLE.
3045 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3047 * fix-header.c (cb_file_change): Update prototype.
3049 2001-08-11 Zack Weinberg <zackw@panix.com>
3051 * toplev.c (set_float_handler): Make static.
3052 * toplev.h: Don't prototype set_float_handler.
3054 * simplify-rtx.c: Don't include setjmp.h.
3055 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3057 (simplify_unary_operation, simplify_binary_operation): Use them,
3058 via do_float_handler.
3060 * fold-const.c: Don't include setjmp.h.
3061 (exact_real_inverse_1): New function.
3062 (exact_real_inverse): Use it, via do_float_handler.
3064 * varasm.c: Don't include setjmp.h.
3065 (assemble_real_1): New function.
3066 (assemble_real): Use it, via do_float_handler.
3067 Call internal_error if we get a trap here.
3069 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3070 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3072 2001-08-11 Zack Weinberg <zackw@panix.com>
3074 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3075 STACK_BOUNDARY if not already defined.
3077 * calls.c, function.c, reload1.c, explow.c: Don't default
3078 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3079 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3081 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3084 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3085 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3087 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3089 * cppmacro.c (enter_macro_context): Push macro expansions even
3092 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3094 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3095 (rs6000_elf_section_type_flags): Actually return a value.
3097 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3099 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3100 Clean up code: add missing comments and prototypes, fix warnings,
3101 remove obsolete code, fix spacing to conform to coding style.
3103 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3105 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3106 and TARGET_ASM_CLOSE_PAREN.
3107 (regclass_map): CC register belongs to class NO_REGS.
3108 (legitimize_pic_address): Don't generate unnecessary moves
3109 (to avoid confusing loop optimization).
3110 (check_and_change_labels): Replace jump_long by indirect_jump.
3111 (s390_final_chunkify): Don't start a new literal pool on section
3112 switch in 64-bit code.
3113 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3115 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3116 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3117 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3119 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3120 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3121 (CONST_COSTS): Fixed incorrect costs.
3123 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3124 Use emit_jump instead of emit_jump_insn (gen_jump).
3125 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3126 (to avoid confusing flow analysis).
3127 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3128 (casesi, casesi_jump): New.
3129 (jump_long): Removed. Functionality merged into indirect_jump.
3130 (indirect_jump): Accept address_operand, not just register_operand.
3131 (cjump_long, icjump_long): Use same logic as indirect_jump.
3132 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3133 Fixed broken setjmp/longjmp handling.
3134 (do_builtin_setjmp_setup): Removed.
3136 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3137 broken GNU as versions that don't accept .quad with large
3138 negative values. Use hexadecimal output instead.
3139 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3140 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3141 FUNCTION_EPILOGUE): Removed. Now in targetm.
3143 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3145 * config/s390/fixdfdi.h: Add missing copyright statement.
3146 Fix type conflicts on 64-bit. Add missing SFmode routines.
3148 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3151 2001-08-11 Richard Henderson <rth@redhat.com>
3153 * rtl.h (REG_EH_RETHROW): Remove.
3154 * rtl.c (reg_note_name): Update.
3155 * combine.c (distribute_notes): Don't check for it.
3157 2001-08-11 Richard Henderson <rth@redhat.com>
3159 * combine.c (distribute_notes): Place REG_SETJMP.
3161 2001-08-11 Richard Henderson <rth@redhat.com>
3163 * doc/extend.texi (Arrays and pointers implementation): Discourage
3164 relying on sign-extension of pointers.
3166 2001-08-11 H.J. Lu <hjl@gnu.org>
3168 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3170 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3171 RDATA_SECTION_ASM_OP.
3173 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3175 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3176 main manual to work both for info and HTML versions.
3178 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3179 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3181 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3182 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3183 (struct cpp_pool): New member first.
3184 * cppinit.c (append_include_chain): Plug memory leaks.
3185 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3186 Allocate pragma structures from the (aligned) macro pool to
3187 avoid leaking memory.
3188 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3189 so we don't leak memory.
3190 * hashtable.c (ht_destroy): New.
3191 * hashtable.h (ht_destroy): New.
3193 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3194 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3196 * c-lex.c (map): Make const.
3197 (cb_file_change): Update for callback passing a line map.
3198 Don't assume we have a previous map. Remove sanity check
3199 about popping too many files.
3200 * cpperror.c (print_location): Make map const.
3201 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3202 (cpp_make_system_header): Similarly.
3203 (search_from): Similarly.
3204 (_cpp_execute_include): Don't remember where we came from.
3205 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3206 (struct cpp_reader): Make map const.
3207 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3208 * cpplib.c (do_line): Update; line maps now hold sysp.
3209 (cpp_push_buffer): Similarly.
3210 (_cpp_do_file_change): Similarly; callback with map instead.
3211 (cpp_get_line_maps): Constify return value.
3212 (_cpp_pop_buffer): Update.
3213 * cpplib.h (struct cpp_file_change): Remove.
3214 (struct cpp_callbacks): Update.
3215 (cpp_get_line_maps): Constify return value.
3216 * cppmacro.c (_cpp_create_definition): Update.
3217 * cppmain.c (struct printer): Constify map.
3218 (maybe_print_line): Similarly.
3219 (print_line): Similarly. Deduce flags 1 and 2 here.
3220 (cb_file_change): Update.
3221 * line-map.c (free_line_maps): Warn regardless.
3222 (add_line_map): Return pointer to const. When passed NULL to_file
3223 with LC_LEAVE, use the obvious values for the return point so the
3224 caller doesn't have to figure them out.
3225 (lookup_line): Return pointer to const.
3226 (print_containing_files): Take pointer to const.
3227 * line-map.h (struct line_map): New members reason, sysp.
3228 (add_line_map): Return pointer to const.
3229 (lookup_line): Similarly.
3230 (print_containing_files): Take pointer to const.
3232 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3233 Richard Henderson <rth@redhat.com>
3235 * regmove.c (regmove_optimize): Avoid setting a register twice in
3238 2001-08-10 Richard Henderson <rth@redhat.com>
3240 * doc/extend.texi (Arrays and pointers implementation): Document
3241 behavior of pointer/integer conversion.
3243 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3245 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3247 2001-08-10 Richard Henderson <rth@redhat.com>
3249 * doc/extend.texi (C Implementation): New chapter.
3250 * doc/gcc.texi (Top): Link it in.
3252 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3254 * doc/install.texi (Specific): Fix CVS merge botch.
3256 2001-08-10 Richard Henderson <rth@redhat.com>
3258 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3259 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3261 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3263 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3264 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3265 this macro is now required.
3267 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3268 loop.c (find_and_verify_loops), reload.c (reload): Check
3269 for rtx code of CALL_INSN, not CALL, when deciding if we
3270 need to check for REG_SETJMP note.
3272 * gcse.c (compute_hash_table, compute_store_table): Update
3273 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3276 * config/avr/avr.c: Fix typo.
3277 * config/convex/convex.c (expand_movstr): Use adjust_address.
3278 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3280 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3281 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3283 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3284 Do define STACK_BOUNDARY.
3285 * config/i370/i370.c: Include expr.h.
3286 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3287 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3288 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3289 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3290 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3291 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3292 * config/romp/romp.c: Include expr.h after tree.h.
3294 (output_fpop): Use xmalloc, not oballoc.
3295 * config/we32k/we32k.c: Include expr.h.
3297 2001-08-10 Kazu Hirata <kazu@hxi.com>
3299 * config/h8300/h8300.h: Fix formatting.
3301 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3303 * c-common.h (RETURN_NULLIFIED_P): Lose.
3304 * c-semantics.c (genrtl_return_stmt): Don't check it.
3306 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3308 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3309 (mips_annotate_frame_insn): New function.
3310 (mips_emit_frame_related_store): New function.
3311 (save_restore_insns): Don't mark instructions that set up the base
3312 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3313 the store instructions instead.
3314 (mips_expand_prologue): If the stack size is moved into a temporary
3315 register, do not mark that move as frame-related. Add a
3316 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3318 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3320 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3321 stack slot as unchanging if current_function_calls_eh_return.
3323 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3325 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3326 access the second half of the TFmode scratch operand.
3328 2001-08-10 Anthony Green <green@redhat.com>
3330 * java/class.c (emit_register_classes): Conditionalize code on
3333 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3335 * doc/install.texi (Specific, avr): Fix cross-reference to the
3336 main manual to work both for info and HTML versions.
3338 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3340 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3341 and "use_goto" argument.
3342 (expand_null_return, expand_value_return): Update all callers.
3343 * function.c (expand_function_end): Remove code to generate simple
3345 * config/vax/vax.md (epilogue): New expander for function return.
3346 * doc/md.texi (epilogue): Remove "if defined".
3348 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3350 * Makefile.in: Partially revert my previous change:
3351 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3352 of the hashtab.o and safe-ctype.o rules.
3354 2001-08-09 Richard Henderson <rth@redhat.com>
3356 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3357 (USE_COLLECT2): Remove duplicate definition.
3358 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3359 (use_collect2): Remove dead code.
3360 * configure.in (use_collect2): Remove will_use_collect2 and
3361 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3362 * configure: Rebuild.
3364 * target.h (targetm.asm_out.constructor): New.
3365 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3366 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3367 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3368 * varasm.c (in_ctors, in_dtors): New.
3369 (assemble_constructor, assemble_destructor): Remove.
3370 (default_stabs_asm_out_destructor): New.
3371 (default_named_section_asm_out_destructor): New.
3372 (dtors_section, default_dtor_section_asm_out_destructor): New.
3373 (default_stabs_asm_out_constructor): New.
3374 (default_named_section_asm_out_constructor): New.
3375 (ctors_section, default_ctor_section_asm_out_constructor): New.
3376 * output.h: Update declarations.
3377 * c-decl.c (c_expand_body): Use target hooks instead of
3378 assemble_constructor and assemble_destructor.
3379 * profile.c (output_func_start_profiler): Likewise.
3380 * objc/objc-act.c (finish_objc): Likewise.
3381 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3382 for the constructor.
3383 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3385 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3386 (DTORS_SECTION_ASM_OP): Likewise.
3387 (__CTOR_LIST__): Use attribute section when possible.
3388 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3390 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3391 ASM_OUTPUT_CONSTRUCTOR.
3393 * config/darwin.c (machopic_asm_out_constructor): New.
3394 (machopic_asm_out_destructor): New.
3395 * config/darwin-protos.h: Update declarations.
3396 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3397 (ASM_OUTPUT_DESTRUCTOR): Remove.
3398 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3399 * config/nextstep.c (nextstep_asm_out_constructor): New.
3400 (nextstep_asm_out_destructor): New.
3401 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3402 (ASM_OUTPUT_DESTRUCTOR): Remove.
3403 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3404 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3405 ASM_OUTPUT_*STRUCTOR.
3406 * config/i386/aix386ng.h: Likewise.
3408 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3409 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3410 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3411 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3412 * config/lynx.h: Likewise.
3413 * config/netware.h: Likewise.
3414 * config/psos.h: Likewise.
3415 * config/alpha/alpha-interix.h: Likewise.
3416 * config/alpha/elf.h: Likewise.
3417 * config/arc/arc.h: Likewise.
3418 * config/arm/aof.h: Likewise.
3419 * config/arm/coff.h: Likewise.
3420 * config/arm/elf.h: Likewise.
3421 * config/c4x/c4x.h: Likewise.
3422 * config/h8300/h8300.h: Likewise.
3423 * config/i386/cygwin.h: Likewise.
3424 * config/i386/djgpp.h: Likewise.
3425 * config/i386/i386-coff.h: Likewise.
3426 * config/i386/i386-interix.h: Likewise.
3427 * config/i386/sco5.h: Likewise.
3428 * config/i386/vsta.h: Likewise.
3429 * config/i386/win32.h: Likewise.
3430 * config/i960/i960-coff.h: Likewise.
3431 * config/ia64/sysv4.h: Likewise.
3432 * config/m68hc11/m68hc11.h: Likewise.
3433 * config/m68k/coff.h: Likewise.
3434 * config/m68k/mot3300.h: Likewise.
3435 * config/m88k/m88k.h: Likewise.
3436 * config/mcore/mcore-pe.h: Likewise.
3437 * config/mcore/mcore.h: Likewise.
3438 * config/mips/elf.h: Likewise.
3439 * config/mips/elf64.h: Likewise.
3440 * config/mips/iris6.h: Likewise.
3441 * config/pa/pa64-hpux.h: Likewise.
3442 * config/rs6000/sysv4.h: Likewise.
3443 * config/sh/sh.h: Likewise.
3444 * config/sparc/litecoff.h: Likewise.
3446 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3447 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3448 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3449 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3450 (ASM_OUTPUT_DESTRUCTOR): Remove.
3451 * config/a29k/a29k.c: Move include of tree.h.
3452 * config/a29k/udi.h: Delete file.
3453 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3454 (vms_asm_out_destructor): New.
3455 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3456 (EXTRA_SECTION_FUNCTIONS): Likewise.
3457 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3458 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3459 * config/c4x/c4x.c: Move include of tree.h.
3460 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3461 (clix_asm_out_destructor): New.
3462 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3463 (ASM_OUTPUT_DESTRUCTOR): Remove.
3464 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3465 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3466 (TARGET_ASM_CONSTRUCTOR): New.
3467 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3468 (sco_asm_out_constructor): New.
3469 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3470 * config/i386/svr3gas.h: Remove stack grows up code.
3471 Remove code duplicated from i386/sysv3.h.
3472 (TARGET_ASM_CONSTRUCTOR): New.
3473 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3474 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3475 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3476 (TARGET_ASM_CONSTRUCTOR): New.
3477 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3478 (m68hc11_asm_out_destructor): New.
3479 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3480 (TARGET_ASM_DESTRUCTOR): New.
3481 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3482 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3483 config/svr3.h pertaining to section manipulation.
3484 * config/m68k/dpx2g.h: Remove #if 0 code.
3485 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3486 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3487 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3488 (TARGET_ASM_CONSTRUCTOR): New.
3489 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3490 (m88k_svr3_asm_out_constructor): New.
3491 (m88k_svr3_asm_out_destructor): New.
3492 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3493 (ASM_OUTPUT_DESTRUCTOR): Remove.
3494 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3495 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3496 * config/rs6000/aix.h: Likewise.
3497 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3498 * config/mips/vxworks.h: Likewise.
3499 * config/rs6000/lynx.h: Likewise.
3500 * config/sh/elf.h: Likewise.
3501 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3502 (DTORS_SECTION_ASM_OP): New.
3503 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3504 (ASM_OUTPUT_DESTRUCTOR): Remove.
3505 * config/sparc/sol2-sld-64.h: Likewise.
3506 * config/vax/vax.c (vms_asm_out_constructor): New.
3507 (vms_asm_out_destructor): New.
3508 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3509 (ASM_OUTPUT_DESTRUCTOR): Remove.
3510 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3512 * doc/tm.texi (@node Initialization): Update.
3514 2001-08-09 Richard Henderson <rth@redhat.com>
3516 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3517 (__do_global_dtors_aux): Use gp-relative static data to avoid
3518 one dynamic relocation.
3519 (__do_frame_setup): Register Java classes.
3520 * config/alpha/crtend.asm (__JCR_END__): New.
3522 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3524 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3525 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3526 (GEN, STAGESTUFF): Add new files.
3527 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3528 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3529 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3530 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3531 as well as insn-codes.h and insn-flags.h in config.h; and no
3532 extra headers in tconfig.h and hconfig.h.
3534 * gencodes.c: Eliminate code to generate predicate declarations
3535 or #defines for md-file constants.
3536 * genconstants.c, genpreds.c: New files.
3538 * i386.md: Re-order guard expressions such that TARGET_64BIT
3539 comes first, when this permits better optimization. Add
3540 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3541 why this is desirable.
3543 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3545 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3546 (find_fde_for_dso): Remove.
3547 (_Unwind_IteratePhdrCallback): New.
3548 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3549 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3551 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3553 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3554 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3556 2001-08-09 Graham Stott <grahams@redhat.com>
3558 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3559 (vis_no_unit): Use it.
3560 (visualize_no_unit): Add the insn only if room exists.
3562 2001-08-09 Graham Stott <grahams@redhat.com>
3564 * predict.c (estimate_probability): Replace magic numbers with
3565 appropriate enumeration.
3567 2001-08-09 Graham Stott <grahams@redhat.com>
3569 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3571 (EXTRACT_FLAGS): Likewise.
3573 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3575 * config/mips/mips.c (mips_legitimate_address_p): Check for
3576 CONST_INT in last patch.
3578 2001-08-08 Anthony Green <green@redhat.com>
3580 * java/class.c (emit_register_classes): Use assemble_jcr if
3581 possible. Keep the original mechanism as a fallback.
3582 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3583 and weak symbol support.
3584 * crtstuff.c (__JCR_LIST__): Define.
3585 (__JCR_END__): Define.
3586 (_Jv_RegiserClasses): Define weak symbol if possible.
3587 (__do_global_ctors_aux): Register classes for ELF targets with
3588 weak symbol support.
3590 2001-08-08 Kazu Hirata <kazu@hxi.com>
3592 * dbxout.c: Fix comment formatting.
3593 * dependence.c: Likewise.
3595 * diagnostic.c: Likewise.
3596 * dominance.c: Likewise.
3597 * doprint.c: Likewise.
3598 * dwarf2out.c: Likewise.
3599 * dwarfout.c: Likewise.
3600 * emit-rtl.c: Likewise.
3601 * except.c: Likewise.
3602 * explow.c: Likewise.
3603 * expmed.c: Likewise.
3606 * fold-const.c: Likewise.
3607 * function.c: Likewise.
3609 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3611 * global.c (retry_global_alloc): Avoid shadowing allocno.
3613 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3615 * except.c (remove_fixup_regions): Fix typo.
3617 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3619 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3620 unsigned HOST_WIDE_INT to avoid warning.
3621 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3622 * flow.c (set_block_for_new_insns): Likewise.
3624 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3626 * sibcall.c (return_value_pseudo): New static variable.
3627 (skip_copy_to_return_value): Handle return_value_pseudo.
3628 (call_ends_block_p): Ensure that return_value_pseudo is set.
3629 (optimize_sibling_and_tail_recursive_call): Discover the
3630 load of pseudo return value in alternate exit block.
3632 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3634 * calls.c (ECF_ALWAYS_RETURN): New constant.
3635 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3636 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3637 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3638 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3639 * rtl.c (reg_note_name): New name.
3640 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3642 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3644 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3646 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3648 * alias.c (get_alias_set): Return a previously calculated
3649 alias set for a VAR_DECL.
3650 * function.c (gen_mem_addressof): Calculate the alias set before
3653 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3655 * predict.def: Set hitrates according our experimental run.
3657 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3659 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3661 2001-08-08 H.J. Lu <hjl@gnu.org>
3663 * config/mips/mips.c (mips_unique_section): New. Copied from
3666 * config/mips/mips-protos.h (mips_unique_section): New
3669 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3671 * config/mips/little.h: New. Generic little endian mips
3672 targets. Only mips*-*-linux* is converted to use it so far.
3674 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3675 (WCHAR_TYPE): Defined
3676 (WCHAR_TYPE_SIZE): Likewise.
3677 (INIT_SUBTARGET_OPTABS): Likewise.
3678 (BSS_SECTION_ASM_OP): Likewise.
3679 (SBSS_SECTION_ASM_OP): Likewise.
3680 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3681 (ASM_DECLARE_OBJECT_NAME): Likewise.
3682 (UNIQUE_SECTION): Likewise.
3683 (EXTRA_SECTIONS): Likewise.
3684 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3685 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3686 (ASM_OUTPUT_DEF): Likewise.
3687 (HANDLE_SYSV_PRAGMA): Removed.
3688 (NO_IMPLICIT_EXTERN_C): Likewise.
3689 (TARGET_MEM_FUNCTIONS): Likewise.
3690 (STARTFILE_SPEC): Likewise.
3691 (ENDFILE_SPEC): Likewise.
3692 (LIB_SPEC): Likewise.
3693 (INVOKE__main): Likewise.
3694 (CTOR_LIST_BEGIN): Likewise.
3695 (CTOR_LIST_END): Likewise.
3696 (DTOR_LIST_BEGIN): Likewise.
3697 (DTOR_LIST_END): Likewise.
3698 (SET_ASM_OP): Likewise.
3699 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3700 (ASM_OUTPUT_DEF): Likewise.
3701 (ASM_OUTPUT_IDENT): Likewise.
3703 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3704 (CPLUSPLUS_CPP_SPEC): Likewise.
3705 (ASM_APP_ON) Redefine only if not defined.
3706 (ASM_APP_OFF): Likewise.
3707 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3708 (ASM_OUTPUT_IDENT): Likewise.
3710 * config.gcc: Update tm_file for Linux/mips.
3712 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3714 * cselib.c (cselib_record_sets): If insn is predicated, turn
3715 sources into IF_THEN_ELSEs.
3717 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
3718 Turn into define_insn_and_split.
3720 * sched-deps.c: Include "cselib.h".
3721 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
3722 Use cselib to turn memory addresses into VALUEs.
3723 (sched_analyze): Call cselib_init/cselib_finish if necessary.
3724 * sched-int.h (struct sched_info): New member USE_CSELIB.
3725 * sched-ebb.c (ebb_sched_info): Initialize it.
3726 * sched-rgn.c (rgn_sched_info): Likewise.
3727 * Makefile.in (sched-deps.o): Update dependencies.
3729 * cselib.h (cselib_subst_to_values): Declare.
3730 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
3731 that have no value and autoincs to be handled by generating a new
3734 2001-08-08 Graham Stott <grahams@redhat.com>
3736 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
3737 within fixed length SEQUENCE.
3739 2001-08-08 Graham Stott <grahams@redhat.com>
3741 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
3742 (diagnostic_prefixing_rule): Likewise.
3743 (diagnostic_line_cutoff): Likewise.
3744 (diagnostic_kind_count): Likewise.
3746 2001-08-08 Graham Stott <grahams@redhat.com>
3748 * alias.c (find_base_decl): Delete redundent assignment.
3750 2001-08-08 Graham Stott <grahams@redhat.com>
3752 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
3753 (abs): Uppercase and paranthesize macro parameter.
3754 (MEM_DEPENDENCY): Add whitespace.
3756 2001-08-08 Graham Stott <grahams@redhat.com>
3758 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
3759 failure check for CONST_INT
3761 2001-08-08 Graham Stott <grahams@redhat.com>
3763 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
3764 (libcall_dead_p): Likewise.
3766 (mark_used_regs): Constify fmt.
3767 (find_use_as_address): Likewise.
3769 2001-08-08 Graham Stott <grahams@redhat.com>
3771 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
3774 2001-08-08 Graham Stott <grahams@redhat.com>
3776 * combine.c (combine_simplify_rtx): Update comment and
3777 remove erroneous test.
3779 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3781 * cppinit.c (cpp_finish): Pop the final buffer without comment.
3782 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
3783 take care to avoid multiple no-newline at EOF warnings in that
3786 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
3788 * calls.c (expand_call): Do not emit INSN_SETJMP note.
3789 (emit_library_call_value_1): Likewise.
3790 (emit_call_1): Emit REG_SETJMP note.
3791 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
3793 * cselib.c (cselib_process_insn): Likewise.
3794 * flow.c (propagate_block): Likewise.
3795 * loop.c (find_and_verify_loops): Likewise.
3796 * reload.c (find_equiv_regs): Likewise.
3797 * reload1.c (reload): Likewise.
3798 * resource.c (mark_referenced_resources,
3799 mark_set_resources): Likewise.
3800 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
3801 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
3802 * haifa-sched.c (unlink_other_notes): Likewise.
3803 (reemit_notes): Likewise.
3804 * sched-ebb.c (sched_ebb): Likewise.
3805 * sched-rgc.c (sched_region): Likewise.
3806 * rtl.c (note_insn_name): Likewise.
3807 (reg_note_name): Add REG_SETJMP
3808 * rtl.h (reg_note): Add REG_SETJMP.
3809 (insn_note): Remove NOTE_INSN_SETJMP.
3811 * profile.c (branch_prob): Add fake edges for setjmp.
3813 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
3815 * config.gcc: Quote target_cpu_default2 correctly for
3816 powerpc*-*-* targets.
3818 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3820 * cpplib.h, line-map.h: Update comments.
3821 * cppmain.c (printer_init): Move inline.
3822 (maybe_print_line, print_line): Take a map pointer.
3823 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
3824 (cb_file_change): Don't use prior value of print.map.
3826 2001-08-07 David Edelsohn <edelsohn@gnu.org>
3828 * doc/install.texi: Document fine-grained multilib configuration.
3830 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3832 * rtlanal.c (find_first_parameter_load): Call note_stores
3833 only on the instructions.
3835 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3837 * alias.c (nonlocal_mentioned_p):
3838 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
3839 * calls.c (emit_call_1): Likewise.
3840 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
3841 * cselib.c (cselib_process_insn): Likewise.
3842 * df.c (df_insns_modify): Likewise.
3843 * flow.c (need_fake_edge_p): Likewise.
3844 (propagate_one_insn): Likewise.
3845 * haifa-sched.c (reemit_notes): Likewise.
3846 * integrate.c (copy_insn_list): Likewise.
3847 * jump.c (delete_prior_computation): Likewise.
3848 * local-alloc.c (validate_equiv_mem): Likewise.
3849 * loop.c (scan_loop): Likewise.
3850 * predict.c (estimate_probability): Likewise.
3851 * reload.c (reload): Likewise.
3852 * sched-deps (sched_analyze): Likewise.
3853 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
3854 * gcse.c (compute_hash_table): Likewise.
3855 (mark_call): Likewise.
3856 (store_killed_in_insn): Likewise.
3858 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
3860 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
3862 2001-08-06 Richard Henderson <rth@redhat.com>
3864 * varasm.c (assemble_gc_entry): Remove.
3865 * output.h: Likewise.
3867 2001-08-06 Richard Henderson <rth@redhat.com>
3869 * varasm.c (assemble_constructor): Take a symbol_ref and a
3870 priority instead of a bare string. Move priority handling
3871 here from cp/decl2.c.
3872 * output.h: Update decls.
3874 * c-decl.c (c_expand_body): Update calls to assemble_constructor
3875 and assemble_destructor.
3876 * profile.c (output_func_start_profiler): Likewise.
3877 * objc/objc-act.c (finish_objc): Likewise.
3878 (build_module_descriptor): Return the symbol not the symbol name.
3880 2001-08-06 David Edelsohn <edelsohn@gnu.org>
3882 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
3883 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
3884 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
3885 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
3886 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
3887 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
3889 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
3891 * cpperror.c (print_containing_files): Moved to line-map.c.
3892 (print_location): line-map.c handles re-listing or otherwise.
3893 * cpphash.h (struct lexer_state): Remove next_bol.
3894 (struct cpp_buffer): Remove include_stack_listed.
3895 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
3896 Remove faked buffer handling.
3897 (_cpp_do_file_change): Tweak.
3898 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
3899 * cppmain.c (struct printer): Remove filename.
3900 (print_line, cb_file_change): Update accordingly.
3901 * line-map.c: Include intl.h.
3902 (init_line_maps): Initialize last_listed.
3903 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
3904 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
3905 (print_containing_files): New.
3906 * line-map.h (struct line_maps): New member last_listed.
3907 (print_containing_files, INCLUDED_FROM): New.
3908 * Makefile.in: Update.
3909 * po/POTFILES.in: Add line-map.c.
3911 2001-08-06 Richard Henderson <rth@redhat.com>
3913 * except.c (convert_from_eh_region_ranges_1): Never mark
3914 USE or CLOBBER insns as throwing.
3916 * expr.c (store_constructor): Don't clobber memory targets.
3918 2001-08-06 Andreas Jaeger <aj@suse.de>
3920 * profile.c (branch_prob): Remove unused variable insn.
3922 * Makefile.in (local-alloc.o): Add dependency on except.h.
3924 * local-alloc.c: Include except.h for can_throw_internal prototype.
3926 2001-08-06 Richard Henderson <rth@redhat.com>
3928 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3929 * function.c (expand_main_function): Implement it.
3930 * doc/tm.texi: Document it.
3932 2001-08-06 Stan Shebs <shebs@apple.com>
3934 * doc/install.texi: Document powerpc-*-darwin* details.
3936 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
3938 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
3939 (ASM_CPU_SPEC): Move back to rs6000.h
3940 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
3942 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
3944 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
3947 * config/rs6000/linux64.h: Ditto.
3949 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
3950 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
3953 Remove accidently readded definitions of FUNCTION_PROLOGUE,
3954 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
3956 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
3959 2001-08-05 Richard Henderson <rth@redhat.com>
3961 * local-alloc.c (update_equiv_regs): Do not move insns that
3964 2001-08-05 Jan Hubicka <jh@suse.cz>
3966 * Makefile.in (reload1.o): Add dedendancy on except.h
3967 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
3969 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
3970 indicating wehther edges has been cleaned up.
3971 * reload1.c: Inlucde except.h
3972 (fixup_abnormal_edges): Accept deleted insns.
3973 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
3976 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
3978 * cpplib.c (do_line): Correct line number after pop_buffer.
3980 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
3982 PR preprocessor/3824
3983 * line-map.c: Update comments.
3984 * line-map.h: Update comments.
3985 * tradcif.y: Don't consider large numbers unsigned.
3987 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
3989 PR preprocessor/3081
3990 * c-lex.c (map): New.
3991 (cb_file_change): Update map and use it.
3992 (cb_def_pragma, cb_define, cb_undef): Use map and line.
3993 (c_lex): Update to use map.
3994 * cpperror.c (print_location): Move to using logical line numbers.
3995 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
3996 (cpp_make_system_header): Similarly.
3997 (_cpp_execute_include): Stop line numbering hacks. Store the
3998 line we will return to.
3999 * cpphash.h (CPP_BUF_LINE): Remove.
4000 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4001 Add map and return_to_line.
4002 (_cpp_do_file_change): Update.
4003 * cppinit.c (cpp_start_read): Update line kludge.
4004 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4005 (trigraph_ok): Use logical line numbers for diagnostics.
4006 (skip_block_comment): Likewise.
4007 (skip_whitespace): Likewise.
4008 (skip_line_comment): Use pfile->line instead.
4009 (_cpp_lex_token): Update to use logical line numbering exclusively.
4010 Handle BOL locally. Accept new lines in directives, but keep
4011 pfile->line decremented. Diagnostics use logical lines. Update
4013 * cpplib.c (SEEN_EOL): New.
4014 (skip_rest_of_line, check_eol): Use it.
4015 (end_directive): Increase line number when accepting the newline
4016 at the end of a directive.
4017 (run_directive): Simplify.
4018 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4019 (_cpp_do_file_change): Update to take buffer line number as an
4020 argument, and store the current map in the cpp_reader. Remove
4021 line number kludges.
4022 (_cpp_do__Pragma): Restore output position after a _Pragma.
4023 (cpp_push_buffer): Don't set output line or lineno.
4024 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4025 Remove line kludge. Set output_line.
4026 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4027 (parse_arg): Use logical lines.
4028 (save_lookahead_token): Save EOFs too now.
4029 * cppmain.c (struct printer): Fix comments.
4030 (printer_init): Simplify, let caller do errors.
4031 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4032 (maybe_print_line): Simplify.
4033 (print_line): Don't print a linemarker if -P.
4034 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4035 (cb_file_change): Simplify.
4036 * line-map.h (LAST_SOURCE_LINE): Fix.
4037 (CURRENT_LINE_MAP): New.
4039 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4041 * doloop.c (doloop_modify_runtime): Properly compute number of
4042 iterations if loop was unrolled.
4044 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4045 if their CSELIB_VAL_PTRs are.
4047 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4048 (setup_spill_pointers): Initialize it.
4049 (spill_restore_mem): Set it.
4050 (do_spill, do_restore): Use it to add REG_INC note.
4051 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4053 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4054 asms if other insns are available.
4056 * config/ia64/ia64.c (condop_operator): New predicate.
4057 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4058 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4061 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4062 temporary register than directly using a MEM.
4064 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4066 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4067 parameter in last change.
4069 2001-08-04 Zack Weinberg <zackw@panix.com>
4071 * sparc.md: Don't use #if inside C test expression.
4073 2001-08-04 Richard Henderson <rth@redhat.com>
4075 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4077 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4079 * cpphash.h (struct cpp_reader): New member directive_line.
4080 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4081 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4082 do_pragma): Pass line to callbacks.
4083 (start_directive): Record line of directive.
4084 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4085 cb_include): Similarly.
4086 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4089 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4091 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4094 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4096 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4098 * reload1.c (fixup_abnormal_edges): New static function.
4101 * flow.c (need_fake_edge_p): New function.
4102 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4103 avoid call insn to be very last insn in the insn stream.
4105 * profile.c (branch_prob): Call flow_call_edges_add instead of
4106 doing that by hand; cleanup cfg to re-merge basic blocks once
4109 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4111 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4112 are also on line-map.h.
4113 * cppfiles.c (stack_include_file): Update.
4114 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4115 (_cpp_pop_buffer): New.
4116 * cppinit.c (cpp_destroy, cpp_finish): Update.
4117 (do_includes): Mark each buffer to return at EOF.
4118 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4119 return as requested.
4120 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4121 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4122 * cpplib.h (cpp_pop_buffer): Remove.
4123 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4124 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4126 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4128 (do_preprocessing): Update.
4129 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4130 * c-parse.in (_yylex): Similarly.
4131 * scan-decls.c (scan_decls): Similarly.
4132 * line-map.h: Update comments.
4134 * objc/Make-lang.in (objc-act.o): Update dependencies.
4136 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4138 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4139 and soft register for operand 0.
4140 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4142 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4144 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4145 register for operand 0.
4146 ("bitcmpqi_z_used"): Allow memory for operand 0.
4147 (split "bitcmpqi"): New split to handle address reg as operand 1.
4149 2001-08-04 Andreas Jaeger <aj@suse.de>
4151 * gcse.c: Revert Daniel's last patch.
4153 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4155 * sparc-protos.h: Add prototypes for fp_zero_operand and
4157 * sh-protos.h: Add prototype for fpul_operand.
4159 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4161 * doc/extend.texi (Other Builtins): Fix typo in last change.
4163 2001-08-03 Richard Henderson <rth@redhat.com>
4165 * target.h (gcc_target): Add asm_out.named_section,
4166 section_type_flags, have_named_sections.
4167 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4168 (TARGET_HAVE_NAMED_SECTIONS): New.
4169 (TARGET_SECTION_TYPE_FLAGS): New.
4171 * Makefile.in (toplev.o): Depend on TARGET_H.
4172 (varasm.o, dbxout.o): Likewise.
4173 * c-common.c (decl_attributes): Check targetm.have_named_sections
4174 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4175 * dbxout.c (dbxout_function_decl): Likewise.
4176 (dbxout_function_end): Likewise.
4177 * toplev.c (compile_file): Likewise.
4178 * varasm.c (exception_section): Likewise.
4179 * cp/decl2.c (finish_objects): Likewise.
4181 * defaults.h (EH_FRAME_SECTION): Remove.
4182 (EH_FRAME_SECTION_ASM_OP): Remove.
4183 (EH_FRAME_SECTION_NAME): New.
4184 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4185 (UNIQUE_SECTION_P): Remove.
4186 * dwarf2out.c (SECTION_FORMAT): Remove.
4187 (ASM_OUTPUT_SECTION): Remove.
4188 (output_call_frame_info): Use named_section_flags.
4189 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4190 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4191 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4192 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4193 (named_section_flags): New.
4194 (named_section): Use it and targetm.section_type_flags.
4195 (resolve_unique_section): New.
4196 (assemble_start_function): Use it.
4197 (asm_emit_uninitialised, assemble_variable): Likewise.
4198 (default_section_type_flags): New.
4199 (default_no_named_section, default_elf_asm_named_section): New.
4200 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4201 * output.h: Update varasm.c decls.
4202 (SECTION_*): New flags.
4204 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4205 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4207 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4208 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4209 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4210 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4211 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4212 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4213 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4214 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4215 * config/pa/pa64-hpux.h,
4217 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4218 (TARGET_ASM_NAMED_SECTION): New.
4219 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4220 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4221 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4222 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4223 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4224 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4225 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4226 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4227 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4228 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4229 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4230 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4231 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4232 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4233 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4234 * config/sparc/sysv4.h: Likewise.
4236 * config/nextstep.h: Error until named sections implemented.
4238 * config/a29k/a29k.c (a29k_asm_named_section): New.
4239 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4240 (vms_section_type_flags, vms_asm_named_section): New.
4241 * config/arm/arm.c (arm_elf_asm_named_section): New.
4242 * config/avr/avr.c (asm_output_section_name): Remove.
4243 * config/avr/avr-protos.h: Update.
4244 * config/c4x/c4x.c (c4x_asm_named_section): New.
4245 * config/h8300/h8300.c (h8300_asm_named_section): New.
4246 * config/i386/i386.c (sco_asm_named_section): New.
4247 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4248 (i386_pe_section_type_flags): New.
4249 (i386_pe_asm_named_section): New.
4250 * config/i386/i386-protos.h: Update.
4251 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4252 * config/mcore/mcore.c (mcore_asm_named_section): New.
4253 * config/mips/mips.c (iris6_asm_named_section): New.
4254 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4255 instead of UNIQUE_SECTION_P.
4256 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4257 (xcoff_asm_named_section): New.
4258 * config/sh/sh.c (sh_asm_named_section): New.
4259 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4261 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4262 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4263 (EH_FRAME_SECTION_NAME): New.
4264 (EXCEPTION_SECTION): New.
4265 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4266 (DEBUG_*_SECTION): Remove.
4267 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4268 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4269 (EH_FRAME_SECTION_ASM_OP): Remove.
4271 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4272 (ASM_OUTPUT_SECTION_NAME): Remove.
4273 (TARGET_ASM_NAMED_SECTION): New.
4274 (TARGET_HAVE_NAMED_SECTIONS): New.
4275 (TARGET_SECTION_TYPE_FLAGS): New.
4276 (EH_FRAME_SECTION_ASM_OP): Remove.
4277 (EH_FRAME_SECTION_NAME): New.
4279 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4281 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4282 for complex expressions when cfun == 0.
4283 * doc/extend.texi: Document that __builtin_constant_p can be
4284 used in data initializers as well as functions.
4286 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4288 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4289 variable I locally, instead of expecting a declaration in the
4292 2001-08-03 Richard Henderson <rth@redhat.com>
4294 * except.c (collect_one_action_chain): Add an explicit cleanup
4295 action if regions surrounding a catch were encoded entirely
4296 within the call-site entry.
4298 2001-08-03 Richard Henderson <rth@redhat.com>
4300 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4301 don't take REGNO of a non-register.
4303 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4305 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4306 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4307 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4308 (__gthread_mutex_init_function): New function for mutex initialization.
4310 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4312 * Makefile.in: Revert screwed up commit.
4314 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4316 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4317 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4318 merged by linker script to get a final _exit().
4319 (__do_global_dtors): New for destructor handling in specific exit
4321 (__do_global_ctors): New for constructors in specific install section.
4322 (__map_data_section): Map data sections before running constructors.
4323 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4324 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4325 (DTORS_SECTION_ASM_OP): Likewise.
4326 (CTORS_SECTION_FUNCTION): Define to force a reference to
4328 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4330 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4332 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4334 * Makefile.in: Add df.h to gcse.c dependencies.
4336 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4338 * varasm.c (output_constant_def_contents): Use for the length of a
4339 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4340 depending on which is larger.
4342 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4344 * gcse.c: Include df.h for use as a dataflow analyzer.
4346 Declaration of reg_set_info: gone.
4347 New df_analyzer variable used by store motion.
4348 (reg_set_info): Deleted.
4349 (mark_mem_regs): New function, analyze regs used by a mem.
4350 (store_ops_ok): Use dataflow analyzer results to determine if
4351 necessary regs are changed in the block.
4352 (find_moveable_store): Remove check for symbol ref, we can handle
4353 much more complex expressions now.
4354 (compute_store_table): Remove most of the code, it's unnecessary
4355 now that the dataflow analyzer records the info for us.
4356 (store_killed_after): Add parameter to say whether to do the
4357 store_ops_okay test, used to speed up testing when we already know
4358 the answer, and just want to know if the store itself was killed.
4359 (build_store_vector): Largely rewritten to calculate the various
4360 vectors properly, and somewhat optimized.
4361 (store_motion): Init the df_analyzer, get REG_DEF chains.
4362 Also handle trapping expressions (since mems almost always trap)
4363 (simple_mem): Redefine what a simple mem is.
4365 2001-08-03 DJ Delorie <dj@redhat.com>
4367 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4368 set from a constant part of the condition.
4370 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4372 * mkdeps.c (deps_add_default_target): Make local variable
4373 ``start'' a const char pointer.
4374 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4376 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4378 * doc/install.texi (Configuration): Fix markup.
4379 (Specific, i?86-*-udk): Likewise.
4380 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4382 Document --enable-threads and --enable-libgcj status.
4383 (Specific, mips-sgi-irix*): Canonicalize triples.
4384 (Specific, mips-sgi-irix5): Warn about problems with this config.
4385 Mention required GNU as patch.
4386 Native assembler problems are fixed.
4387 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4388 Document --enable-threads and --enable-libgcj status.
4390 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4392 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4395 2001-08-03 Richard Henderson <rth@redhat.com>
4397 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4400 2001-08-03 Richard Henderson <rth@redhat.com>
4402 * rtlanal.c (find_first_parameter_load): Stop if we
4403 reach a CODE_LABEL at BOUNDARY.
4405 2001-08-03 Richard Henderson <rth@redhat.com>
4407 * config/alpha/alpha.md (force_movdi): New insn.
4408 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4409 Tweek FRP marking of VMS prologue insns.
4410 * config/alpha/vms.h (EPILOGUE_USES): New.
4412 2001-08-02 Richard Henderson <rth@redhat.com>
4414 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4416 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4418 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4419 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4420 config/convex/convex.h, config/d30v/d30v.c,
4421 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4422 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4423 config/mips/mips.h, config/mn10200/mn10200.h,
4424 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4425 config/v850/v850.h, config/vax/openbsd.h,
4426 config/vax/openbsd1.h, config/vax/ultrix.h,
4427 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4428 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4429 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4430 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4431 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4432 in comments and documentation.
4434 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4438 * Makefile.in (line-map.o): New.
4439 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4440 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4441 * cpperror.c (print_containing_files): Similarly.
4442 (print_location): Update. Don't output a space before _Pragma.
4443 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4444 (stack_include_filee, cpp_make_system_header): Update.
4445 (_cpp_execute_include): Get logical line number right for calling
4446 as-yet-unterminated #include.
4447 * cpphash.h (struct cpp_reader): Add line_maps.
4448 (_cpp_do_file_change): Update.
4449 * cppinit.c (cpp_create_reader): Initialize line maps.
4450 (cpp_destroy): Destroy line maps.
4451 (cpp_start_read): Get logical line number right.
4452 * cpplex.c (parse_string): Only warn once for multi-line strings.
4453 Use boolean variable for null warning.
4454 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4456 (do_include_common): End the directive early.
4457 (do_line): Don't warn about out-of-range lines in preprocessed
4458 source. Update. Remove unused variables.
4459 (_cpp_do_file_change): Update for new line mapping.
4460 (pragma_cb): New typedef.
4461 (cpp_register_pragma): Stop looking ahead before calling the
4463 (do_pragma_system_header): End directive early.
4464 (cpp_get_line_maps): New.
4465 (cpp_pop_buffer): Fudge logical line. Update.
4466 * cpplib.h: Include line-map.h
4467 (enum cpp_fc_reason): Remove.
4468 (struct cpp_file_change): Update.
4469 (cpp_get_line_maps): New.
4470 * cppmain.c (struct_printer): New member map.
4471 (cb_file_change): Update for new mappings.
4472 * fix-header.c (cb_file_change): Similarly.
4474 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4476 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4477 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4479 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4481 * config/vax/vax.c: include expr.h.
4483 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4485 * Makefile.in ($(srcdir)/configure): Only rebuild in
4487 ($(srcdir)/config.in): Only define in maintainer mode.
4488 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4490 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4492 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4494 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4496 * gcc.c (set_collect_gcc_options): New function, split out from
4498 Ignore elided switches.
4499 (do_spec_1): Invoke before executing command.
4500 (set_input): Export.
4501 Move declaration ...
4502 * gcc.h (set_input): ... here.
4503 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4506 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4509 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4511 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4513 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4515 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4516 for the unnamed instructions it expands to.
4518 2001-08-02 Richard Henderson <rth@redhat.com>
4520 * regclass.c (call_really_used_regs): Conditionally define.
4521 (init_reg_sets_1): Don't use it if not defined.
4522 (fix_register): Similarly, don't set it.
4524 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4526 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4527 Correct comment that had been missed in the previous change.
4529 2001-08-01 Stan Shebs <shebs@apple.com>
4531 * config/darwin.c (machopic_stub_name): Try matching by name.
4532 (update_stubs): New function.
4533 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4536 2001-08-01 Richard Henderson <rth@redhat.com>
4538 * except.c (output_function_exception_table): Use assemble_align.
4539 * varasm.c (assemble_eh_label): Remove.
4540 (assemble_eh_align, assemble_eh_integer): Remove.
4542 2001-08-01 Robert Lipe <robertl@caldera.com>
4544 * dwarfout.c: Remove reference to README.DWARF.
4546 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4548 * regclass.c (call_really_used_regs): New array for registers which
4549 are actually used by a call.
4550 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4552 (fix_register): Set call_really_used too.
4553 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4554 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4556 2001-08-01 Richard Henderson <rth@redhat.com>
4558 * read-rtl.c (read_name): Consider \r whitespace.
4560 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4562 * config.gcc: Recognize powerpc-*-netbsd*.
4564 * doc/install.texi (Host/target specific installation notes for
4565 GCC): Mention powerpc-*-netbsd*.
4567 * config/rs6000/netbsd.h: New file.
4568 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4569 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4570 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4571 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4572 (TARGET_VERSION): Redefine.
4574 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4575 mcall-netbsd as a match for mcall-sysv.
4576 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4577 (ncrti.S, ncrtn.S): New targets.
4578 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4580 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4581 "netbsd' as a V4 ABI.
4582 (ASM_SPEC): Check for -mcall-netbsd.
4583 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4584 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4585 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4586 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4587 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4588 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4589 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4591 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4592 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4594 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4596 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4597 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4598 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4599 including "unwind-pe.h".
4601 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4603 * rs6000.md (define_splits): Kill unused constraints.
4605 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4606 Jan Hubicka <jh@suse.cz>
4608 * function.c (thread_prologue_and_epilogue_insns): Kill code
4609 dealing with non-existent CFG.
4611 2001-08-01 Kazu Hirata <kazu@hxi.com>
4613 * alias.c: Fix comment formatting.
4614 * bitmap.c: Likewise.
4615 * builtins.c: Likewise.
4616 * calls.c: Likewise.
4617 * c-common.c: Likewise.
4618 * c-decl.c: Likewise.
4619 * c-dump.c: Likewise.
4620 * c-lex.c: Likewise.
4621 * collect2.c: Likewise.
4622 * combine.c: Likewise.
4623 * conflict.c: Likewise.
4624 * cppfiles.c: Likewise.
4625 * cppinit.c: Likewise.
4626 * cpplex.c: Likewise.
4627 * cpplib.c: Likewise.
4628 * cppmacro.c: Likewise.
4629 * cppspec.c: Likewise.
4630 * c-pragma.c: Likewise.
4631 * crtstuff.c: Likewise.
4633 * cselib.c: Likewise.
4634 * c-semantics.c: Likewise.
4635 * c-typeck.c: Likewise.
4637 2001-08-01 H.J. Lu <hjl@gnu.org>
4639 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4641 2001-08-01 H.J. Lu <hjl@gnu.org>
4643 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4645 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4647 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4648 contextualizing Objective-C class name lookup by the lexer.
4649 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4651 (protocoldef): Add support for forward @protocol declarations.
4652 (yylexname): Suppress ObjC class name lookup in certain contexts;
4653 re-enable after lookup is complete.
4654 (_yylex): Re-enable ObjC class name lookup when certain
4655 punctuation marks are seen.
4657 * objc/objc-act.c (check_protocol_recursively): New function used
4658 for finding circular dependencies in protocols.
4659 (objc_declare_protocols): New function for handling forward
4660 @protocol declarations.
4661 (receiver_is_class_object): Detect the case when 'self' is used
4662 inside of a class method.
4663 (build_message_expr): Issue a warning if class method is desired
4664 but instance method is found instead.
4665 (conforms_to_protocol): Streamline.
4666 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4667 protocol Foo, even if 'Bar foo' does not.
4668 (check_protocols): Streamline.
4669 (start_protocol): Add checks for circular and duplicate protocol
4671 (encode_aggregate_within): For typedefs of structs, encode the
4673 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4674 (objc_declare_protocols): New prototype.
4676 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4678 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4679 * cpplex.c (handle_newline): Update prototype. Maintain logical
4681 (skip_escaped_newlines, skip_block_comment, parse_string):
4683 (_cpp_lex_token): Update, and store token position within the token.
4684 * cpplib.h (struct cpp_token): Add line and column entries.
4685 * cppmacro.c (replace_args): Position stringified tokens correctly.
4687 2001-08-01 Andreas Jaeger <aj@suse.de>
4689 * basic-block.h: Add prototype for last_loop_beg_note.
4691 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4693 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4694 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4696 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4697 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4698 expand_decl_cleanup.
4699 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4701 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4702 operand while calling simple_cst_equal.
4703 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4704 operand is the cleanup expression, the third is the RTL_EXPR.
4705 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
4707 2001-07-31 Jeff Sturm <jsturm@one-point.com>
4709 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
4711 2001-07-31 matthew green <mrg@eterna.com.au>
4713 * config.gcc (i386-*-netbsdelf): New description.
4714 * config/i386/netbsd-elf.h: New file.
4716 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
4718 * loop.c (check_dbra_loop): Use single_set to compute
4721 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
4723 PowerPC reorg and support for powerpc64-*-linux*.
4725 Also fixes emitting of constants on 32 bit and 64 bit
4728 * config.gcc: powerpc64-*-linux* is a new target.
4729 Things that needed aix.h now also include xcoff.h
4731 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
4733 Move AIX specific stuff into aix.h.
4734 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
4735 with more than just XCOFF now.
4736 (SET_ASM_OP): Remove, now defined where needed.
4737 (FUNCTION_PROLOGUE): New macro definition.
4738 (FUNCTION_EPILOGUE): New macro definition.
4739 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
4741 * config/rs6000/xcoff.h: New file.
4743 * config/rs6000/linux64.h: New file.
4745 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
4747 2001-07-31 Alan Modra <amodra@bigpond.net.au>
4749 * rs6000.c (print_operand_address): Handle ELF syntax.
4750 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
4751 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
4752 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
4754 2001-07-31 David Edelsohn <edelsohn@gnu.org>
4756 * rs6000.c (rs6000_override_options): Only disable
4757 flag_function_sections for XCOFF.
4758 (exact_log2_cint_operand): New predicate.
4759 (reg_or_{add,sub}_cint64_operand): New predicates.
4760 (add_operand): Compare CONST_INT with fewer function calls.
4761 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
4762 (print_operand, case 'p'): Ensure positive operand.
4763 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
4764 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
4765 (PREDICATE_CODES): Add new predicates.
4766 * rs6000.md (addsi3): Split 32-bit constants more correctly.
4767 (divsi3, modsi3): Ensure positive power-of-2.
4768 (adddi3): Use new predicate. Split 32-bit constants more
4769 correctly. Re-arrange splitter to handle any constant.
4770 (subdi3): Use new predicate.
4771 (divdi3, moddi3): Ensure positive power-of-2.
4772 (movdi): Use rs6000_emit_set_const.
4773 (load_toc_v4_pic_di): Delete.
4775 2001-07-31 Graham Stott <grahams@redhat.com>
4777 * function.c (pad_below): Revert 2001-07-26 patch.
4779 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4781 * reg-stack (convert_regs_1): Fix best edge condition.
4783 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4785 * jump.c (duplicate_loop_exit_test): Better test for jumps
4786 entering the loop; create loop pre_header.
4788 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
4790 * doc/install.texi: Add s390 and s390x as new targets.
4791 * doc/invoke.texi: Add documantation of S/390 and zSeries
4793 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
4795 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4797 * config/m68k/m68k.md: Replace all general_operand with
4798 nonimmediate_operand for all destinations.
4799 * config/m68k/m68k.c (not_sp_operand): Likewise.
4801 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
4803 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
4805 2001-07-30 Richard Henderson <rth@redhat.com>
4807 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
4808 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
4810 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4812 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
4813 Add missing doc strings
4814 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
4815 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
4817 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4819 * i386.c (ix86_output_main_function_alignment_hack): New function.
4820 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
4822 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
4823 edges by EDGE_DFS_BACK flag.
4824 (dump_edge_info): Add dfs_back flag.
4825 * basic-block.h (EDGE_DFS_BACK): New constant.
4826 (mark_dfs_back_edges): Declare.
4827 * alias.c (loop_p): Remove.
4828 (mark_constant_function): Use mark_dfs_back_edges.
4830 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
4831 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
4832 (compensate_edge): Break out from ...
4833 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
4834 (convert_regs_2): Set block_done once block is really done;
4835 Do updating of the predecesors counts.
4837 * toplev.c (rest_of_compilation): Recompute block_for_insn
4838 before post-reload cfg_cleanup.
4839 * function.c (thread_prologue_epilogue_insns):
4840 Call set_block_for_new_insns when emitting prologue directly.
4842 2001-07-30 Andreas Jaeger <aj@suse.de>
4844 * jump.c: Add prototype for mark_modified_reg.
4846 * cse.c (set_live_p): Add unused attribute.
4848 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
4850 (scan_for_source_files): Use long for count to avoid overflow.
4851 (output_data): Likewise.
4852 (output_data): Don't use string concatatenation to silence gcc
4855 * predict.c: Fix typos and grammar.
4857 * gcse.c (insert_insn_end_bb): Remove unused variables.
4859 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
4861 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
4862 (attempt_auto_inc): LIkewise.
4863 (mark_used_reg): Likewise.
4864 (try_pre_increment_1): Likewise.
4865 * regclass.c (regclass): Likewise.
4866 * global.c (allocno_compare): Update comment; change scaling factor.
4867 * local-alloc.c (QTY_CMP_PRI): Likewise.
4868 * regs.h (REG_FREQ_FROM_BB): New.
4869 (REG_FREQ_MAX): Likewise.
4871 2001-07-30 H.J. Lu <hjl@gnu.org>
4873 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
4876 2001-07-30 H.J. Lu (hjl@gnu.org)
4878 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
4879 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4880 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
4882 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
4884 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
4885 as -mthumb-interwork when -mcpu=arm7 is specified.
4887 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4889 * predict.def (noreturn, loop branch, loop exit): Mark as first
4892 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
4894 * combine.c (try_combine): Avoid barrier after noop jumps.
4896 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4898 * cpphash.h (struct cpp_reader): Remove import_warning.
4899 * cpplib.c (skip_rest_of_line): Don't bother turning off
4901 (parse_include): Move include handling to...
4902 (do_include_common): ... here. Move import warning from...
4903 (do_import): ... here.
4904 (do_pragma_poison): Don't do a callback for poison identifiers.
4905 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
4906 * cppmain.c (setup_callbacks): Similarly.
4908 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4910 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
4911 handle multiple sets.
4912 * except.c (sjlj_mark_call_sites): .... here.
4913 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
4915 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4917 Suggested by Richard Henderson and Richard Kenner:
4918 * combine.c (recog_for_combine): Use the fake recog
4919 only if instruction does not match.
4920 * rtl.h (NOOP_MOVE_INSN_CODE): New.
4921 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
4923 * combine.c (try_combine): Discover noop jump as direct jump.
4925 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
4927 * df.c (df_rd_global_compute): Add successors to worklist, not
4929 (df_ru_global_compute): Ditto.
4931 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
4933 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
4934 increment REG_N_SETS.
4936 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
4938 * sbitmap.h: New prototype for sbitmap_a_xor_b.
4940 * sbitmap.c (sbitmap_a_xor_b): New function.
4941 ifdef the basic block stuff on IN_GCC.
4943 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4945 * cppexp.c (parse_defined): Always record the macro name.
4946 (lex): Don't worry about identifiers, or special-case
4948 (_cpp_parse_expr): Figure out at the end of the routine
4949 whether we saw a valid !defined() expression.
4950 * cppfiles.c (stack_include_file): Update for mi_valid.
4951 (_cpp_pop_file_buffer): Similarly.
4952 * cpplex.c (_cpp_lex_token): Similarly.
4953 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
4954 mi_if_not_defined, mi_lexed): Remove.
4956 * cpplib.c (do_if): Simplify.
4957 (do_endif, push_conditional, _cpp_handle_directive): Update
4958 for renaming of mi_state to mi_valid.
4960 * cpp.texi: Add index entries for digraphs, and add comment
4961 that C++ refers to them as alternative tokens.
4963 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
4965 * basic-block.h (CLEANUP_PRE_LOOP): New.
4966 * except.c (finish_eh_generation): Update call of cleanup_cfg.
4967 * sibcall.c (optimize_sibling_calls): Likewise.
4968 * toplev.c (rest_of_compilation): Likewise.
4969 * flow.c (try_forward_edges): Take argument MODE;
4970 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
4971 (try_optimize_cfg): Update call of try_forward_edges.
4973 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
4974 Jan Hubicka <jh@suse.cz>
4976 * (validate_replace_rtx_1): Fix simplification of MINUS.
4978 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
4980 PR preprocessor/3669
4981 * cppinit.c (init_dependency_output): Turn off dump requests
4982 if sending dependencies to stdout.
4984 2001-07-28 Richard Henderson <rth@redhat.com>
4986 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
4989 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
4991 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
4993 2001-07-28 Kazu Hirata <kazu@hxi.com>
4995 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
4996 is VAR_DECL first to prevent an ICE.
4998 2001-07-28 Richard Henderson <rth@redhat.com>
5000 * varasm.c (immed_real_const_1): Don't elide special cases for
5002 (clear_const_double_mem): Clear const_tiny_rtx too.
5004 2001-07-28 Richard Henderson <rth@redhat.com>
5006 * dwarf2out.c (dw_val_class_offset): New.
5007 (struct dw_ranges_struct, dw_ranges_ref): New.
5008 (ranges_table, ranges_table_allocated): New.
5009 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5010 (add_AT_offset, add_ranges, output_ranges): New.
5011 (print_die, output_die): Handle dw_val_class_offset.
5012 (attr_checksum, size_of_die, value_format): Likewise.
5013 (gen_lexical_block_die): Handle non-contiguous blocks.
5014 (gen_block_die): Likewise.
5015 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5016 if needed. Dump the ranges table.
5017 * final.c (final_start_function): Remove unnecessary notes and
5018 rebuild the block tree before numbering the blocks.
5019 * function.c (reorder_blocks_0): Walk the existing block tree
5020 to unmark all blocks.
5021 (reorder_blocks_1): Create block fragments when duplicate block
5023 (reorder_fix_fragments): New.
5024 (reorder_blocks): Call it.
5025 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5027 2001-07-28 Richard Henderson <rth@redhat.com>
5029 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5031 2001-07-28 Richard Henderson <rth@redhat.com>
5033 * flow.c (add_to_mem_set_list): New function.
5034 (init_propagate_block_info): Use it.
5035 (mark_set_1): Likewise.
5036 (insn_dead_p): Canonicalize memory address for dead store
5037 comparison. Allow wider mode stores to kill narrower mode stores.
5038 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5039 (invalidate_mems_from_set): Don't handle MEMs.
5041 2001-07-28 Kazu Hirata <kazu@hxi.com>
5043 * config/h8300/h8300.h: Fix formatting.
5045 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5047 * basic-block.h (EDGE_FREQUENCY): New macro.
5048 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5050 * flow.c (find_sub_basic_blocks): Likewise.
5051 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5052 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5054 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5055 (HITRATE): New macro.
5056 (PRED_FLAG_FIRST_MATCH): New constant.
5057 (predictor_info): New field flgags.
5058 (combine_predictions_for_insn): Use DS theory to combine
5059 probabilities; set the edge probabilities when finished.
5060 (estimate_probability): Avoid duplicated matches
5061 of LOOP_BRANCH heuristics for nested loops; update comment.
5062 * predict.def: Add flags for each prediction, set probabilities
5063 according to B&L paper.
5064 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5066 * profile.c (compute_branch_probabilities): Cleanup way the edge
5067 probabilities are computed and REG_BR_PROB notes are dropped; if
5068 values does not match, emit error.
5069 (init_branch_prob): Do error instead of warning when profile driven
5070 feedback is missing or corrupt.
5072 2001-07-27 DJ Delorie <dj@redhat.com>
5074 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5075 against a constant, try to adjust the compare to have the desired
5076 constant in it so that min/max optimizations happen more often.
5078 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5080 * flow.c (last_loop_beg_note): New function.
5081 (redirect_edge_and_branch): Use it.
5082 (split_edge): Likewise.
5084 * alias.c (loop_p): Avoid uninitialized memory access.
5086 * flow.c (try_forward_edges): Avoid accessing freed memory.
5088 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5091 2001-07-26 Andrew Haley <aph@redhat.com>
5092 Joern Rennecke <amylaar@redhat.com>
5094 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5095 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5096 (SUBTARGET_CPP_SPEC): New.
5098 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5099 (SUBTARGET_CPP_PTR_SPEC): New.
5100 (CPP_DEFAULT_CPU_SPEC): New.
5101 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5102 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5103 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5104 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5105 (SUBTARGET_CPP_SPEC): Define as an empty string.
5107 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5109 * doc/install.texi (Configuration): Properly link the host
5110 specific instructions also when generating HTML.
5112 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5114 * flow.c (redirect_edge_and_branch_force): Test
5115 target->global_live_at_start.
5117 2001-07-26 Richard Henderson <rth@redhat.com>
5119 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5120 * rtl.h (avoid_constant_pool_reference): Declare it.
5121 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5122 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5124 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5126 * rtl.h (cleanup_barriers): Declare.
5127 * jump.c (cleanup_barriers): New function.
5128 * toplev.c (rest_of_compilation): Call cleanup_barriers
5129 before loop optimizer and after bb_reorder.
5131 * flow.c (back_edge_of_syntactic_loop_p): New.
5132 (split_edge): Use it.
5134 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5136 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5138 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5140 * cse.c (cse_process_notes): Replace any registers if the address
5143 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5145 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5146 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5147 (propagate_block): Update prototype.
5148 * flow.c (update_life_info): Simplify the CFG and
5149 recalculate the global regs which are alive when
5150 removing dead code during a global update.
5151 (propagate_block): Return non-zero if an INSN is
5154 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5156 * Makefile.in (LIBICONV): Define.
5158 2001-07-26 Catherine Moore <clm@redhat.com>
5160 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5161 of conditional to avoid tree checking errors.
5163 2001-07-26 Kazu Hirata <kazu@hxi.com>
5165 * regmove.c (regmove_optimize): Don't replace a reg with
5166 another reg of a different mode.
5168 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5170 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5171 limit length of dependancy flush list.
5172 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5173 * sched-int.h (struct deps): Add pending_flush_length field.
5174 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5175 has 1 element in it.
5176 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5177 (sched_analyze): After a jump, if the pending memory flush list is too
5178 large, flush the pending lists.
5179 (init_deps): Initialize pending_flush_length to 0.
5180 * doc/invoke.texi (max_pending_list_length): Document parameter.
5182 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5184 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5185 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5186 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5188 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5190 * cpphash.h (struct_lexer_state): Delete was_skipping.
5191 Move skipping here from struct cpp_reader.
5192 * cpplex.c (parse_identifier): Update.
5193 (_cpp_lex_token): Don't skip tokens in a directive.
5194 * cpplib.c (struct if_stack): Update.
5195 (start_directive, end_directive): Don't change skipping state.
5196 (_cpp_handle_directive): Update.
5197 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5198 (do_else, do_endif): Update; only check for excess tokens if not
5199 in a skipped conditional block.
5200 (push_conditional): Update for new struct if_stack.
5202 2001-07-26 Graham Stott <grahams@redhat.com>
5204 * function.c (locate_and_pad_parm): Also pad initial offset
5205 so that the total argument size also includes the padding.
5207 2001-07-26 Graham Stott <grahams@redhat.com>
5209 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5210 change XSTR to XTMPL.
5212 (process_one_cond_exec): Likewise
5214 2001-07-25 Richard Henderson <rth@redhat.com>
5216 * varasm.c (assemble_variable): Create DECL_RTL before setting
5219 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5221 * predict.c (estimate_probability): Avoid duplicated predictions.
5223 * loop.c (find_and_verify_loops): Grok multiple barriers.
5225 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5227 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5229 * dbxout.c: Consistently use putc instead of fputc.
5230 (print_wide_int): New function; call instead of direct fprintf.
5231 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5232 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5233 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5234 (print_int_cst_octal): Likewise.
5235 (print_octal): Show we wrote characters.
5236 (dbxout_type): Set have_used_extensions in more places.
5238 2001-07-25 Catherine Moore <clm@redhat.com>
5240 * config/v850/v850.c (v850_va_arg): Use addr
5241 instead of valist to build incr.
5243 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5245 * flow.c (delete_dead_jumptables): New function.
5246 (life_analyzis): Call it.
5247 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5250 2001-07-25 Richard Henderson <rth@redhat.com>
5252 * except.c (reachable_handlers): Handle a region being removed
5253 out from under a RESX.
5255 2001-07-25 Richard Henderson <rth@redhat.com>
5257 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5258 swap GE/GT if it is an fp comparison.
5260 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5262 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5265 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5267 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5268 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5271 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5273 (visit_expression): When attempting to simplify an expression,
5274 retrieve any modes for arguments before they are simplified
5277 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5278 Janis Johnson <janis@us.ibm.com>
5280 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5281 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5282 pointer parameters to match documented usage of nonlocal_goto.
5283 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5284 parameters to their correct order.
5285 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5286 parameters to their correct order.
5288 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5290 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5292 2001-07-25 Jan Hubicka <jh@suse.cz>
5293 Richard Henderson <rth@redhat.com>
5295 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5297 (make_edges): New argument update_p; populate the edge cache if set.
5298 (find_basic_blocks): Update make_edges invocation.
5300 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5302 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5304 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5306 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5307 -Acpu and -Amachine.h.
5308 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5309 Corrected header to say ELF not a.out.
5310 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5311 when given -msoft-float.
5313 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5315 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5316 extra multilib parts like arm-elf.
5317 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5318 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5319 crtfini.o as extra multilib parts.
5321 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5323 * configure.in: Add rtems as a supported thread model.
5324 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5325 * configure: Rebuilt.
5327 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5329 * stor-layout.c (get_mode_alignment): make it work when
5330 BITS_PER_UNIT is not a power of two.
5331 * builtins.c (get_pointer_alignment): Likewise.
5333 2001-07-24 Richard Henderson <rth@redhat.com>
5335 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5336 the retrieved constant into the expected mode.
5338 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5340 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5341 (verify_flow_info): Check for duplicated edges; clarify
5344 * flow.c (block_label): Update basic_block_for_insn.
5345 (commit_edge_insertions): Call compute_bb_for_insn.
5347 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5350 * flow.c (redirect_edge_and_branch,
5351 try_optimize_cfg): Use redirect_edge_succ_nodup
5352 (redirect_edge_succ_nodup): New.
5353 * basic_block.h (redirect_edge_succ_nodup): Declare.
5355 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5358 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5360 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5361 (try_crossjump_to_edge): Update commetns.
5362 (try_crossjump_bb): Likewise.
5364 2001-07-24 Richard Henderson <rth@redhat.com>
5366 * combine.c (distribute_notes): Move set of need_refresh
5367 for noop_move_p down to catch all cases.
5369 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5371 * recog.c (split_all_insns_noflow): New.
5372 * rtl.h (split_all_insns_noflow): Declare.
5373 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5374 * m68hc11.c (m68hc11_reorg): Likewise.
5375 * sh.c (machine_dependent_reorg): Likewise.
5376 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5379 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5381 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5382 (ashlsi3_n splitter): Likewise.
5383 (lshrsi3_n splitter): Likewise.
5385 (GOTaddr2picreg): Make const SImode.
5386 (sym_label2reg): Likewise.
5387 (symGOT2reg): Likewise.
5388 (symGOTOFF2reg) Likewise.
5390 (casesi_worker_0): Make unspec SImode.
5392 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5394 * config/sh/sh.c (barrier_align): Check that an operand really is
5395 an insn before extracting its INSN_CODE.
5397 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5399 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5402 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5403 for SImode to prevent overflow.
5405 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5407 * config/mips/irix6-libc-compat.c: New file.
5408 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5409 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5412 2001-07-24 lars brinkhoff <lars@nocrew.org>
5414 * rtl.texi (REG_POINTER): Document.
5415 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5416 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5418 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5420 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5422 2001-07-23 Richard Henderson <rth@redhat.com>
5424 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5426 2001-07-23 Kazu Hirata <kazu@hxi.com>
5428 * config/h8300/h8300-protos.h: Add a prototype for
5429 general_operand_dst_push.
5430 * config/h8300/h8300.c (general_operand_dst_push): New.
5431 * config/h8300/h8300.h (OK_FOR_T): New.
5432 (EXTRA_CONSTRAINT): Use it.
5433 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5434 the existing movqi pattern.
5435 (movhi_push): Likewise.
5437 * reload.c: Fix comment typos.
5439 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5441 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5443 2001-07-23 H.J. Lu (hjl@gnu.org)
5445 * doc/extend.texi: Update __builtin_return_address and
5446 __builtin_frame_address.
5448 2001-07-23 Richard Henderson <rth@redhat.com>
5450 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5452 * config/i386/i386.md: New setcc+movzbl peephole2.
5454 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5456 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5457 * objc/objc-act.c: Include debug.h.
5458 (synth_module_prologue): Save and restore debug hooks too.
5460 2001-07-23 lars brinkhoff <lars@nocrew.org>
5462 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5463 and C4X_FLOAT_FORMAT.
5464 (BOOL_TYPE_SIZE): Document.
5466 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5468 * unroll.c (loop_iterations): Fix miscalculation of initial
5471 2001-07-13 Andrew Haley <aph@redhat.com>
5473 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5474 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5475 * config/sh/sh.c (sh_can_redirect_branch): New function.
5476 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5477 * reorg.c (steal_delay_list_from_target): Use
5478 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5480 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5482 * flow.c (try_simplify_condjump): Unlink insn chain on
5483 fallthru edge; use can_fallthru.
5485 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5487 * basic-block.h (find_sub_basic_block): Declare.
5488 * flow.c (make_edges): New arguments MIN and MAX;
5489 (find_sub_basic_blocks): Revamp to use make_edges
5490 and purge_dead_edges.
5491 (find_basic_blocks): Update call of find_sub_basic_block.
5493 * recog.c (split_all_insns): Always expect CFG to be consistent;
5494 call find_sub_basic_blocks in case something has changed.
5495 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5498 * basic-block.h (delete_noop_moves): Declare.
5499 * combine.c (combine_instructions): Call it.
5500 (recog_for_combine): Tolerate noop moves
5501 (distribute_notes): Force refresh when register dies at noop move.
5502 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5504 (life_analysis): Update delete_noop_moves call.
5505 (set_noop_p): Move too ...
5506 * rtlanal.c (noop_move_p): ... here.
5507 * rtl.h (noop_move_p): Declare.
5509 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5510 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5512 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5513 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5515 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5517 * reload.c (push_reload): Fix typo in comment.
5518 (find_reloads_address): Ditto.
5519 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5521 2001-07-22 Richard Henderson <rth@redhat.com>
5523 * flow.c: Grammar check and clarify a lot of comments.
5524 (try_simplify_condjump): Rename variables to be clearer.
5525 (try_forward_edges): Skip complex and fallthru edges.
5526 Rearrange tests to avoid duplicate checks.
5527 (flow_find_cross_jump): Likewise.
5528 (outgoing_edges_match): Allow match if neither branch has
5529 probability data. Loosen probability match to 5%.
5530 (try_crossjump_to_edge): Hoist repeated indirection into
5532 (try_crossjump_bb): Don't check complex edges. Eliminate
5533 redundant crossjump tests.
5534 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5535 checks before more expensive checks.
5537 2001-07-22 Richard Henderson <rth@redhat.com>
5539 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5540 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5543 2001-07-22 Richard Henderson <rth@redhat.com>
5545 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5546 (const_sint32_operand): Likewise.
5547 * m68k.md (anon mulsi pattern): Use const_int_operand not
5548 const_sint32_operand.
5549 (umulsi3_highpart): Zero extend a constant input.
5550 (smulsi3_highpart): Don't bother checking SImode constant.
5551 (const_umulsi3_highpart): Give op3 DImode.
5552 (const_smulsi3_highpart): Likewise.
5554 2001-07-22 Richard Henderson <rth@redhat.com>
5556 * flow.c (split_block): Make sure bb_note is included in the
5557 new block when splitting before a label.
5559 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5561 * basic-block.h (redirect_edge_and_branch_force,
5562 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5563 * flow.c (redirect_edge_and_branch_force,
5564 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5565 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5566 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5567 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5568 instead of label; update CFG after transformation.
5569 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5570 for finishing the transformation; handle even case where ELSE
5571 does not follow THEN.
5572 (find_if_case_2): Update call of dead_or_predictable; simplify
5575 * emit-rtl.c (split_branch_probability): New global variable.
5576 (try_split): Take care to set split_branch_probability and
5577 create REG_BR_PROB note for new jump insns.
5578 * md.texi (define_split): Document new feature.
5580 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5582 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5584 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5585 (asm_out_file): Remove redundant declaration.
5586 (assemble_asm): Remove old #if 0 block.
5587 (assemble_variable): Remove end of function; debug output is
5588 now handled with global_decl. Remove old #if 0 block. Update.
5589 Remove saved_in_section and associated no-op code.
5590 * Makefile.in (varasm.o): Correct dependencies.
5592 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5594 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5595 the definition in defaults.h.
5597 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5599 * jump.c: Update comments.
5600 (delete_barrier_successors, delete_unreferenced_labels,
5601 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5602 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5603 jump_optimize, jump_optimize_minimal): Kill.
5604 (rebuild_jump_labels): Move code from jump_optimize_1.
5605 (purge_line_number_notes): Likewise.
5606 (copy_loop_headers): Likewise.
5607 * reg-stack.c: Update comment.
5609 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5610 JUMP_AFTER_REGSCAN): Kill.
5611 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5612 purge_line_number_notes and copy_loop_headers.
5614 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5615 Richard Henderson <rth@redhat.com>
5617 * dbxout.c (dbxout_global_decl): New.
5618 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5619 * sdbout.c (sdbout_finish): New.
5620 (sdbout_debug_hooks): Use it, add comments.
5621 (sdbout_global_decl): Defer initialised public vars to
5623 * varasm.c (assemble_variable): Don't output debug information
5624 for file-scope variables.
5626 2001-07-22 Richard Henderson <rth@redhat.com>
5628 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5629 (get_round_mode_suffix): New.
5630 (print_operand): Use them for [/]. Remove support for [&'`()+].
5631 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5632 * config/alpha/alpha.md (attr round_suffix): New.
5633 (attr trap_suffix): New.
5634 (all insns): Set them appropriately. Use %/ instead of the
5637 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5639 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5641 2001-07-22 Richard Henderson <rth@redhat.com>
5643 * regrename.c (regrename_optimize): Compute nregs for each
5644 potential target register.
5646 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5647 Richard Henderson <rth@redhat.com>
5649 * dbxout.c (dbxout_global_decl): New.
5650 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5651 * sdbout.c (sdbout_finish): New.
5652 (sdbout_debug_hooks): Use it, add comments.
5653 (sdbout_global_decl): Defer initialised public vars to
5655 * varasm.c (assemble_variable): Don't output debug information
5656 for file-scope variables.
5658 2001-07-21 H.J. Lu (hjl@gnu.org)
5660 * config/mips/mips.c (mips_cpu): Moved into ...
5661 (override_options): Here.
5663 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5665 (mips_cpu): Removed.
5667 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5669 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5670 ("iorqi3"): Likewise.
5671 ("xorqi3"): Likewise.
5672 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5673 ("*subhi3_sp): Likewise.
5674 ("*subhi3"): Likewise.
5675 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5678 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5680 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5681 * config/freebsd.h: Likewise.
5682 * config/linux.h: Likewise.
5683 * config/openbsd.h: Likewise.
5684 * config/alpha/linux-elf.h: Likewise.
5685 * config/arm/linux-elf.h: Likewise.
5686 * config/d30v/d30v.h: Likewise.
5687 * config/fr30/fr30.h: Likewise.
5688 * config/ia64/aix.h: Likewise.
5689 * config/ia64/ia64.h: Likewise.
5690 * config/mips/linux.h: Likewise.
5691 * config/pj/pj.h: Likewise.
5692 * config/rs6000/linux.h: Likewise.
5693 * config/sparc/linux.h: Likewise.
5694 * config/sparc/linux64.h: Likewise.
5696 2001-07-20 Bruce Korb <bkorb@gnu.org>
5698 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5699 because getc() and char* may disagree on signedness.
5701 2001-07-20 Richard Henderson <rth@redhat.com>
5703 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5705 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5706 insns to delete in the presence of cc0 in a jump insn.
5708 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5709 Jan Hubicka <jh@suse.cz>
5711 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
5712 of doing the change by hand.
5714 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5716 * rtlanal.c (set_noop_p): Return true for noop jumps.
5718 * expr.c (emit_single_push_insn): Add call to push expander.
5719 * expr.h (optab_index): Add OTI_push
5720 (push_optab): New constant.
5721 * genopinit.c (optabs): Add push_optab.
5722 * optabs.c (init_optab): Init push optab.
5723 * md.texi (push??1): Document
5725 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5727 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
5728 expand to emit the pattern; put a REG_INC note for push/pop
5730 ("movdf", "movdf_internal"): Likewise.
5731 ("movsi", "movsi_internal"): Likewise.
5732 ("movsf", "movsf_internal"): Likewise.
5733 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
5735 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5737 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
5740 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
5742 * params.def: Change default max inline insns to 100.
5744 2001-07-20 Diego Novillo <dnovillo@redhat.com>
5746 * combine.c (combine_simplify_rtx): Generate a new shift operation
5747 when simplifying the first operand of a (neg (ashift)) expression.
5749 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5751 * regclass.c (N_REG_INTS): Use only 32 bits per element.
5753 2001-07-20 Kelley Cook <kelley.cook@home.com>
5755 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
5756 information. Move rest into ...
5757 (*-*-solaris): ... here. Eliminate redundant information and
5758 reword necessary packages section. Delete 4.x assembler bug info.
5759 (sparc-sun-*): Merge into ...
5760 (sparc-sun-sunos*): here.
5762 2001-07-20 Catherine Moore <clm@redhat.com>
5764 * config/v850/v850.md (casesi): Generate LABEL_REF
5767 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5769 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
5770 * i386.c (ix86_zero_extend_to_Pmode): Make global.
5771 * i386.md (strclrsi expander): Use it.
5773 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5775 * integrate.c (copy_insn_list): handle
5776 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
5777 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
5778 identically as to CODE_LABEL.
5780 * fold-const (fold): Convert A/B/C to A/(B*C) and
5783 * except.c (connect_post_landing_pads): Delete the RESX insns.
5785 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
5787 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
5789 * config/mips/mips.md (nmadd/nmsub): Use macro.
5791 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
5793 * cppinit.c (remove_dup_dir): Make static.
5794 (remove_dup_dirs): Make static. Only warn about preempting a
5795 system directory with a non-system directory.
5797 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5799 * ifcvt.c (noce_try_store_flag_constants): Correct order
5800 of parameters to trunc_int_for_mode.
5802 2001-07-19 Mark Mitchell <mark@codesourcery.com>
5804 * reorg.c (fill_simple_delay_slots): If an instruction might throw
5805 an exception that will be caught within this function, do not fill
5806 its delay slot with any subsequent instruction.
5808 2001-07-19 Steve Ellcey <sje@cup.hp.com>
5810 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
5811 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
5812 pointer extension instruction.
5813 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
5814 * simplify-rtx.c (simplify_unary_operation) Likewise.
5815 * explow.c (convert_memory_address) Check value of
5816 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
5818 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
5819 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
5820 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
5821 Add Multilib Support.
5822 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
5823 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
5824 Add Multilib Support.
5825 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
5827 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
5828 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
5829 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
5831 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
5833 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
5834 old and new operands in `<', `3' and `b'.
5836 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5838 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
5839 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
5840 (toplev.o): Don't depend on xcoffout.h.
5841 * c-decl.c: Include debug.h
5842 (duplicate_decls): Use debug hook.
5843 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
5844 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5845 (dbxout_types): Remove.
5846 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
5847 * debug.c (do_nothing_debug_hooks): Update.
5848 (debug_true_tree, debug_nothing_rtx): New.
5849 * debug.h (struct rtx_def): New.
5850 (struct gcc_debug_hooks): New hooks ignore_block,
5851 outlining_inline_function and label.
5852 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
5853 dwarf2out_frame_finish): New.
5854 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
5855 Make static, update prototype.
5856 (dwarf2_debug_hooks): Update.
5857 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
5858 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
5859 * dwarfout.c (dwarf_debug_hooks): Update.
5860 * emit-rtl.c: Include debug.h.
5861 (remove_unnecessary_notes): Use debug hook.
5862 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
5863 (final_scan_insn): Use debug hook.
5864 * integrate.c (output_inline_function): Use debug hook.
5865 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
5866 (sdb_debug_hooks): Update.
5867 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
5868 * toplev.c: Don't include xcoffout.h.
5869 (note_outlining_of_inline_function, debug_ignore_block): Remove.
5870 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
5872 * tree.h (dwarf2out_do_frame): Remove.
5874 2001-07-19 Catherine Moore <clm@cygnus.com>
5876 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
5878 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5880 * reload1.c (eliminate_regs_in_insn): When updating a set
5881 to the frame pointer to the hardware frame pointer, perform
5882 the update always not just when REPLACE is set.
5884 * reload1.c (choose_reload_regs): Don't inherit a reload
5885 that crosses multiple registers if registers past the first
5886 don't fit in the desired class.
5888 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
5889 when negating constants.
5891 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
5893 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
5894 * doc/tree.texi: Ditto.
5896 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
5897 Jakub Jelinek <jakub@redhat.com>
5899 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
5900 (extract_cie_info): Handle "eh" augmentation properly,
5902 (struct frame_state, __frame_state_for): New.
5904 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5906 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
5907 HANDLE_SYSV_PRAGMA): Define.
5908 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
5910 (copy_object): Caller changed.
5912 2001-07-19 Andreas Schwab <schwab@suse.de>
5914 * configure.in (assembler dwarf2 debug_line support): Define nop
5916 * configure: Regenerated.
5918 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5920 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
5922 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
5923 to conditionally compiled block.
5924 (dbx_debug_hooks, xcoff_debug_hooks): Update.
5925 * dbxout.h (dbxout_function): Remove.
5926 * debug.c (do_nothing_debug_hooks): Update.
5927 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
5928 global_decl, deferred_inline_function.
5929 * dwarf2out.c (dwarf2_debug_hooks): Update.
5930 (dwarf2out_global_decl): New.
5931 * dwarfout.c: Don't include dwarfout.h.
5932 (dwarfout_global_decl, dwarfout_function_decl,
5933 dwarfout_deferred_inline_function): New.
5934 (dwarf_debug_hooks): Update.
5935 * dwarfout.h: Remove.
5936 * final.c: Don't include dwarfout.h.
5937 * sdbout.c (sdbout_global_decl): New.
5938 (sdbout_debug_hooks): Update.
5939 * toplev.c: Don't include dwarfout.h.
5940 (check_global_declarations, rest_of_compilation): Use new debug hooks.
5941 (note_deferral_of_defined_inline_function): Remove.
5942 * toplev.h (note_deferral_of_defined_inline_function): Remove.
5943 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
5944 * ch/lex.c: Don't include dwarfout.h.
5945 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
5946 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
5947 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
5948 * cp/optimize.c: Include debug.h.
5949 (maybe_clone_body): Use debug hook.
5950 * cp/semantics.c: Include debug.h.
5951 (expand_body): Use debug hook.
5952 * po/POTFILES.in: Remove dwarfout.h.
5954 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
5956 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
5957 * c-parse.in (yyerror, _yylex): Similarly.
5958 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
5959 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
5961 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
5962 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
5964 2001-07-18 Jeff Sturm <jsturm@one-point.com>
5966 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
5967 in-class declaration at -g1. Fixes c++/2814.
5969 2001-07-18 Richard Henderson <rth@redhat.com>
5971 * doc/md.texi (reload_in/out): Document restrictions in predicates
5972 and constraints for these patterns. Document empty string matching
5975 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5977 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
5979 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5981 * cse.c: Undo my previous patch.
5983 2001-07-18 Tom Tromey <tromey@redhat.com>
5986 * configure: Rebuilt.
5987 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
5989 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
5991 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
5992 Jan Hubicka <jh@suse.cz>
5994 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
5995 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
5996 * jump.c (mark_jump_label): Do not forward branches.
5998 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6000 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6001 when return value is unused.
6003 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6005 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6007 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6009 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6010 on error. We can't blindly return the result of
6011 pthread_mutex_trylock because it returns a positive number on
6012 error, while we must return -1 on error.
6013 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6015 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6017 2001-07-18 Andreas Jaeger <aj@suse.de>
6019 * integrate.c (output_inline_function): Correct type of debug_hooks.
6021 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6023 * combine.c (combine_simplify_rtx): DIV can be treated
6024 associatively for floats if unsafe math optimisations are enabled.
6026 2001-07-17 Richard Henderson <rth@redhat.com>
6028 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6030 2001-07-17 Richard Henderson <rth@redhat.com>
6032 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6033 don't force the function address into a register.
6034 (expand_call, emit_library_call_value_1): Update callers.
6035 * builtins.c (expand_builtin_apply): Likewise.
6036 * expr.h (prepare_call_address): Update decl.
6038 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6040 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6042 * config/i386/chorus.h: Move up.
6043 * config/sparc/chorus.h: Likewise.
6044 * config/rs6000/chorus.h: Likewise.
6045 * config/chorus.h: Moved here.
6047 2001-07-17 Andreas Schwab <schwab@suse.de>
6049 * configure.in (assembler eh_frame optimization): Handle big
6051 * configure: Regenerated.
6053 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6055 * expr.c (epxand_expr): Convert divisions into multiplications by
6056 reciprocals if -ffast-math.
6058 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6060 * dbxout.c (dbxout_really_begin_function): Rename to
6061 dbxout_begin_function.
6062 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6063 (dbxout_begin_function): Remove.
6064 (dbxout_function): Update.
6065 (dbxout_source_line): Update prototype.
6066 * dbxout.h (dbxout_begin_function): Remove.
6067 * debug.c (do_nothing_debug_hooks): Update.
6068 (debug_nothing_tree): Update.
6069 (debug_nothing_charstar_rtx): Remove.
6070 * debug.h (union tree_node): Declare.
6071 (struct rtx_def): Remove.
6072 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6073 begin_function. Change source_line prototype.
6074 (debug_nothing_tree): New.
6075 (debug_nothing_charstar_rtx): Delete.
6076 (dwarf2out_begin_prologue): Moved from ...
6078 * dwarf2out.c (dwarf2_debug_hooks): Update.
6079 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6080 debug info, call dwarf2out_source_line.
6081 (dwarf2out_souce_line): Update prototype.
6082 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6083 Change prototype, make static.
6084 (dwarfout_source_line): Update prototype.
6085 (dwarf_debug_hooks): Update.
6086 * dwarfout.h (dwarfout_begin_function): Remove.
6087 * final.c (final_start_function, final_scan_insn): Use appropriate
6088 debug hooks, update to use notice_source_line.
6089 (output_source_line): Rename notice_source_line. Don't call the
6090 source_line debug hook.
6091 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6092 make static, update prototype.
6093 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6095 (sdbout_end_prologue): New.
6096 (sdbout_source_line): Update prototype.
6097 (sdbout_debug_hooks): Update.
6098 (sdbout_symbol): Remove unused var.
6099 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6101 * varasm.c: Include debug.h.
6102 (assemble_start_function): Use begin_function debug_hook.
6103 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6104 update with prototype.
6105 (xcoffout_source_line): Update prototype.
6106 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6108 (xcoffout_source_line): Update prototype.
6110 2001-07-17 Richard Henderson <rth@redhat.com>
6112 * c-typeck.c (build_binary_op): Do not shorten unsigned
6113 right shift after sign extension.
6115 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6117 * combine.c (combine_simplify_rtx): Attempt to simplify
6118 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6120 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6121 (simplify_binary_operation, simplify_unary_operation,
6122 simplify_relational_operation): Use it.
6124 * combine.c (combine_simplify_rtx): Don't do associative law
6125 on divisions; allow associative law on floats.
6127 2001-07-17 H.J. Lu <hjl@gnu.org>
6128 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6130 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6131 ASM_OUTPUT_WEAK_ALIAS are defined.
6132 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6133 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6135 * config/mips/iris5.h: ... here.
6136 (HANDLE_SYSV_PRAGMA): Defined as 1.
6137 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6138 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6141 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6143 * c-parse.in (all_prefix_attributes): New variable.
6144 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6145 (maybe_resetattrs): New production.
6146 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6147 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6148 notype_initdcl, nested_function, notype_nested_function,
6149 component_decl, components, components_notype,
6150 component_declarator, component_notype_declarator,
6151 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6152 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6153 after a comma being applied to more than one declarator.
6154 * doc/extend.texi (Attribute Syntax): Update. Remove
6155 documentation of bugs that are no longer present.
6157 2001-07-13 Eric Christopher <echristo@redhat.com>
6159 * config/mips/mips.h: Change TUNE_MIPS* options to use
6161 (EXTRA_SPECS): Add cc1_cpu_spec.
6162 * config/mips/mips.md (muldf3): Fix typo.
6164 2001-07-16 Richard Henderson <rth@redhat.com>
6166 * config/m68k/m68k.c: Include expr.h and reload.h.
6167 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6168 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6170 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6171 Richard Henderson <rth@redhat.com>
6173 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6174 (insn_live_p): Fix fall off end of function.
6175 (dead_libcall_p): Remove COUNTS argument; update callers.
6176 (delete_trivially_dead_insns): Remove unused variables.
6178 2001-07-17 Andreas Jaeger <aj@suse.de>
6180 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6183 * lcm.c (optimize_mode_switching): Avoid warning for unused
6184 variable if !NORMAL_MODE.
6186 * flow.c (try_crossjump_to_edge): Remove unused variable.
6188 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6190 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6191 atexit declaration in stdlib.h.
6193 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6195 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6197 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6199 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6200 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6201 do rebuild_jump_labels instead of jump_optimize
6202 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6203 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6204 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6206 * flow.c: Include timevar.h
6207 (find_basic_block): Push/pop timevar;
6208 (cleanup_cfg): Likewise.
6209 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6210 * Makefile: Add dependencies on timevar.h
6212 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6213 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6215 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6216 * toplev.c (rest_of_compilation): Update calls.
6217 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6218 (delete_trivially_dead_insns): ... here; accept new argument
6219 preserve_basic_blocks; preserve basic blocks if set.
6221 * reg-stack.c (stack_regs_mentioned): Return 0 if
6222 stack_regs_mentioned_data is not initialized.
6223 (reg_to_stack): Make stack_regs_mentioned survive after the
6224 reg-stack is completted; do not call cleanup_cfg.
6225 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6226 make cleanup_cfg after bb-reorder to output to debug file.
6228 2001-07-16 Richard Henderson <rth@redhat.com>
6230 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6231 from int_reg_class_contents.
6233 2001-07-16 Richard Henderson <rth@redhat.com>
6235 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6236 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6237 (init_reg_sets_1): Move initialization from cse_main.
6238 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6239 (cse_main): Move its initialization also.
6240 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6241 * flow.c (propagate_one_insn): Likewise.
6242 * gcse.c (compute_hash_table): Likewise.
6243 (compute_kill_rd, compute_store_table): Likewise.
6244 * sched-deps.c (sched_analyze_1): Likewise.
6246 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6248 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6251 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6253 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6254 in if statement so we don't access undefined memory.
6256 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6258 * gcse.c: Update comment at top.
6259 Update comment on mem handling.
6260 mem_last_set, mem_first_set, mem_set_in_block: gone.
6261 Declaration of reg_set_info: gone.
6262 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6263 pointless with load_killed_in_block_p (they are *more*
6264 conservative then it, not less, and less accurate).
6265 (oprs_not_set_p): Ditto.
6266 (alloc_gcse_mem): Don't allocate mem_set_in_block
6267 (free_gcse_mem): Don't free it, either.
6268 (record_last_mem_set_info): Update comment in front, remove
6269 mem_*set_* stuff. Note the reason we don't handle stores directly
6271 (compute_hash_table): Update comments to reflect reality. Remove
6272 mem_*set_* references.
6273 (reset_opr_set_tables): Remove mem_*set_* references.
6275 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6276 (mark_clobber): Ditto (on both parts, we double set here too).
6277 (expr_killed_p): Remove mem_set_in_block test.
6278 (compute_transp): Remove mem_set_in_block test.
6280 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6281 of edge, and removal of phi alternative to dump file.
6282 (ssa_ccp_substitute_constants): Add note about register now being
6283 constant, and which uses were replaced in what insns to dump file.
6285 2001-07-16 Andreas Jaeger <aj@suse.de>
6287 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6288 variables of type HOST_WIDEST_INT.
6290 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6291 (__bb_exit_func): Correct type of count_max to avoid overflow.
6292 (num_digits): Handle long long argument.
6294 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6296 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6298 * output.h (sdb_begin_function_line): Restore as an extern
6300 * sdbout.c (sdb_begin_function_line): Make extern.
6302 2001-07-15 Richard Henderson <rth@redhat.com>
6304 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6305 * genrecog.c (maybe_both_true_mode): New.
6306 (maybe_both_true_2): Use it.
6307 (write_switch): Don't put Pmode in a switch.
6308 * rtl.c (mode arrays): Don't explicitly size them.
6310 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6312 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6313 handling; move unconditional splitting before mode switching.
6315 * i386.md (type): Add fistp type.
6316 (i387, length_attr, scheduling definitions): Handle this type.
6317 (fix_trunc?f?i2): Revamp to use mode switching.
6318 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6319 * i386.h (fp_cw_mode): New enum
6320 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6321 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6323 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6325 * Makefile.in (integrate.o): Add debug.h.
6326 * integrate.c (debug.h): Add.
6327 (output_inline_function): Save, reset, and restore debug_hooks.
6329 2001-07-15 Richard Henderson <rth@redhat.com>
6331 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6332 instead of COMPARE for the EQUIV expression.
6334 2001-07-15 Richard Henderson <rth@redhat.com>
6336 * flow.c (redirect_edge_and_branch_force): Initialize
6337 global_live_at_start and global_live_at_end.
6338 (allocate_bb_life_data): Export.
6339 * basic-block.h (allocate_bb_life_data): Declare.
6340 * toplev.c (rest_of_compilation): Call it.
6342 2001-07-15 Richard Henderson <rth@redhat.com>
6344 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6345 (alpha_tablejump_best_label): New.
6346 * config/alpha/alpha-protos.h: Declare them.
6347 * config/alpha/alpha.md: Use braced strings for code blocks.
6348 (tablejump_osf): Break out add with r29.
6349 (tablejump_osf_internal): Remove.
6350 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6351 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6353 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6355 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6358 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6360 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6361 (ix86_fp_jump_nontrivial_p): New.
6362 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6363 use ix86_fp_jump_nontrivial_p.
6364 * i386.c (ix86_fp_jump_nontrivial_p): New.
6365 (ix86_split_fp_branch): Accept code instead of rtx.
6366 (ix86_expand_compare): Expand comparison early in case
6367 doing so is resonably cheap.
6369 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6371 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6373 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6374 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6376 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6378 * dbxout.c (dbxout_source_line): Make static, update prototype.
6379 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6380 (dbxout_init, dbxout_finish, dbxout_source_line,
6381 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6382 * dbxout.h (dbxout_source_line): Delete.
6383 * debug.c (debug_nothing_file, debug_nothing_file_int,
6384 debug_nothing_file_charstar_rtx): New.
6385 (do_nothing_debug_hooks): Update.
6386 (debug_nothing_void, debug_nothing_charstar_rtx,
6387 dwarf2out_end_epilogue): New.
6388 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6389 * debug.h (struct rtx_def): Declare.
6390 (gcc_debug_hooks): New hooks source_line, end_epilogue
6392 (debug_nothing_void, debug_nothing_charstar_rtx,
6393 dwarf2out_end_epilogue): New.
6394 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6395 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6396 (dwarf2_debug_hooks): Update.
6397 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6398 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6399 * dwarf2out.h (dwarf2out_source_line): Remove.
6400 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6401 Make static, update prototype.
6402 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6403 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6404 (dwarf_debug_hooks): Update.
6405 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6406 dwarfout_end_function): Remove.
6407 * final.c (profile_function): Use debug hooks for ending functions
6409 (output_source_line, final_end_function): Update prototype,
6411 (final_start_function, final_scan_insn): Update.
6412 * output.h (sdb_begin_function_line): Remove.
6413 (final_end_function): Update prototype.
6414 * sdbout.c (sdb_begin_function_line): Make static.
6415 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6416 (sdbout_source_line): New.
6417 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6419 (sdb_debug_hooks): Update.
6420 (sdbout_init, sdbout_source_line,
6421 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6422 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6423 * toplev.c (compile_file, rest_of_compilation): Update.
6424 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6425 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6426 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6427 Update for prototype changes.
6428 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6429 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6431 2001-07-15 Richard Henderson <rth@redhat.com>
6433 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6434 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6435 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6436 * config/alpha/alpha.c: Likewise.
6437 * config/alpha/alpha.md: Likewise.
6438 * config/alpha/alpha32.h: Likewise.
6439 * config/alpha/vms.h: Likewise.
6442 2001-07-14 Richard Henderson <rth@redhat.com>
6444 * config/alpha/alpha.md: Use define_constants for unspec values.
6445 Substitute throughout.
6447 2001-07-14 Tim Josling <tej@melbpc.org.au>
6449 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6451 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6453 * pa.md: Remove unused constraints from define_split's.
6455 2001-04-14 Richard Henderson <rth@redhat.com>
6457 * ifcvt.c (find_cond_trap): Test for exit block.
6459 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6461 Re-install recently reverted patch.
6462 * emit-rtl.c (try_split): Update mark_jump_label call.
6463 * flow.c (find_sub_basic_blocks): Likewise.
6464 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6466 (mark_all_labels): Kill second parameter.
6467 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6468 (rebuild_jump_labels, jump_optimize_minimal): Update call
6470 (jump_optimize_1): Kill crossjumping code.
6471 (mark_jump_label): Kill cross_jump parameter.
6472 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6473 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6474 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6476 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6478 (dump_file_info): Likewise.
6479 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6480 reorganize passes to do reg-stack first, bb-reorder second.
6481 * invoke.texi (-d letters doc): Remove the jump2 pass.
6483 2001-07-14 Richard Henderson <rth@redhat.com>
6485 * ifcvt.c (find_cond_trap): New.
6486 (find_if_header): Call it.
6487 (merge_if_block): Relax existing jump sanity check.
6488 * jump.c (jump_optimize_1): Remove conditional trap handling.
6490 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6492 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6494 (insn_refs_are_delayed): Correct comment.
6495 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6496 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6497 instead of r31. Make associated insn !TARGET_64BIT, and
6498 provide an additional 64-bit insn that clobbers r2.
6500 (udivsi3): Likewise.
6502 (umodsi3): Likewise.
6504 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6506 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6508 * flow.c (redirect_edge_and_branch_force, split_edge,
6509 try_crossjump_to_edge): Use set_block_for_new_insns.
6510 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6512 2001-07-13 H.J. Lu (hjl@gnu.org)
6514 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6517 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6519 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6521 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6523 * c-common.c (decl_attributes): Take a pointer to the node to
6524 which attributes are to be attached, and a flags argument.
6525 * c-common.h (enum attribute_flags): New.
6526 (decl_attributes): Update prototype.
6527 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6528 finish_enum, start_function): Update calls to decl_attributes.
6529 * c-parse.in (component_declarator, component_notype_declarator,
6530 label): Update calls to decl_attributes.
6532 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6534 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6535 * config/avr/avr.c (legitimate_address_p): Return value changed
6536 from letter to register classes. For better debugging.
6538 2001-07-13 Kazu Hirata <kazu@hxi.com>
6540 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6542 2001-07-13 H.J. Lu (hjl@gnu.org)
6544 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6546 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6548 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6549 correctly for shared configurations.
6550 * config/t-libgcc-pic: New.
6551 * config/{i386,m68k,sparc}/t-openbsd: New.
6552 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6553 Support -shared. Support debugging libraries with -g.
6554 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6555 frame information does not emit pointer diffs.
6556 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6559 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6561 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6563 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6565 * combine.c (try_combine): Ensure const_int pow2 is positive.
6567 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6569 * config.gcc: Add configuration for s/390.
6570 * config/s390/s390.c: New. Subroutines for code generation.
6571 * config/s390/s390.h: New. Definitions for s/390.
6572 * config/s390/s390-protos.h: New. Prototypes.
6573 * config/s390/linux.h: New. Definitions for linux for s/390.
6574 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6575 * config/s390/t-linux: New. Makefile fragment.
6576 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6577 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6579 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6581 * emit-rtl.c (try_split): Update mark_jump_label call.
6582 * flow.c (find_sub_basic_blocks): Likewise.
6583 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6585 (mark_all_labels): Kill second parameter.
6586 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6587 (rebuild_jump_labels, jump_optimize_minimal): Update call
6589 (jump_optimize_1): Kill crossjumping code.
6590 (mark_jump_label): Kill cross_jump parameter.
6591 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6592 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6593 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6595 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6597 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6598 reorganize passes to do reg-stack first, bb-reorder second.
6599 * invoke.texi (-d letters doc): Remove the jump2 pass.
6601 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6603 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6605 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6607 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6609 (verify_flow_info): Make diagnostics prettier.
6611 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6613 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6615 * flow.c (outgoing_edges_match): Return early if condition reversal
6618 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6620 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6621 (mips_move_2words): When splitting a move into two instructions,
6622 prefix the second address operand with '%D'.
6624 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6626 * Makefile.in (final.o): Depend on debug.h.
6627 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6628 (dbx_debug_hooks): Add new hooks.
6629 (xcoff_debug_hooks): New.
6630 * debug.c (debug_nothing_file_int_int): New.
6631 (do_nothing_debug_hooks): Update.
6632 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6633 (debug_nothing_file_int_int): New.
6634 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6635 static, update prototype.
6636 (dwarf2_debug_hooks): Update.
6637 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6638 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6639 static, update prototype.
6640 (dwarf_debug_hooks): Update.
6641 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6642 * final.c: Include debug.h.
6643 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6644 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6645 static, update prototype.
6646 (sdb_debug_hooks): Update.
6647 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6648 * toplev.c: Distinguish between xcoff and dbx.
6650 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6651 Call all debug hooks, not just dwarf ones.
6653 2001-07-11 Timothy Wall <twall@redhat.com>
6655 * config.gcc: Add configuration for AIX5/IA64.
6656 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6657 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6658 support prefix/suffix code.
6659 * config/ia64/t-aix: New. Makefile fragment.
6660 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6662 2001-07-11 Kazu Hirata <kazu@hxi.com>
6664 * recog.c (validate_change): Fix a comment typo.
6666 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6668 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6669 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6671 * dbxout.c (dbx_debug_hooks): Add new hooks.
6672 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6674 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6676 * dbxout.h (dbxout_start_new_source_file,
6677 dbxout_resume_previous_source_file): Delete.
6678 * debug.c (do_nothing_debug_hooks): Add new hooks.
6679 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6680 (debug_nothing_int_charstar, debug_nothing_int): New.
6681 * debug.h (gcc_debug_hooks): New hooks define, undef,
6682 start_source_file and end_source_file.
6683 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6684 (debug_nothing_int_charstar, debug_nothing_int): New.
6685 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6686 the conditionally compiled section.
6687 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6688 dwarf2out_define, dwarf2out_undef): Make static.
6689 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6690 dwarf2out_define, dwarf2out_undef): Remove.
6691 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6692 (dwarfout_start_source_file, dwarfout_end_source_file,
6693 dwarfout_define, dwarfout_undef): Make static.
6694 (dwarfout_start_source_file_check,
6695 dwarfout_end_source_file_check): New.
6696 (dwarfout_define, dwarfout_finish): Update.
6697 * dwarfout.h (dwarfout_start_new_source_file,
6698 dwarfout_resume_previous_source_file, dwarfout_define,
6699 dwarfout_undef): Remove.
6700 * sdbout.c (sdb_debug_hooks): Add new hooks.
6701 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6703 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6704 make static, take an arg.
6705 * sdbout.h (sdbout_start_new_source_file,
6706 sdbout_resume_previous_source_file): Delete.
6707 * toplev.c (debug_start_source_file, debug_end_source_file,
6708 debug_define, debug_undef): Delete.
6709 * toplev.h (debug_start_source_file, debug_end_source_file,
6710 debug_define, debug_undef): Delete.
6712 * java/jcf-parse.c: Include debug.h.
6713 (parse_class_file): Update to use debug hooks directly.
6714 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
6716 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6718 * alias.c (set_mem_alias_set): New function.
6719 * rtl.h (set_mem_alias_set): Declare it.
6720 * builtins.c (expand_builtin_return_addr): Call it instead of
6721 using MEM_ALIAS_SET accessor.
6722 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
6723 (get_memory_rtx, expand_builtin_va_arg): Likewise.
6724 (expand_builtin_va_copy):Likewise.
6725 * caller-save.c (setup_save_areas): Likewise.
6726 * calls.c (compute_argument_addresses): Likewise.
6727 * explow.c (set_mem_attributes): Likewise.
6728 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
6729 (expand_assignment, store_constructor_field, store_field): Likewise.
6730 (expand_expr_unaligned): Likewise.
6731 * function.c (assign_stack_temp_for_type): Likewise.
6732 (put_reg_into_stack, gen_mem_addressof): Likewise.
6733 * ifcvt.c (noce_try_cmove_arith): Likewise.
6734 * reload1.c (reload, alter_reg): Likewise.
6735 * config/alpha/alpha.c (get_aligned_mem): Likewise.
6736 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
6737 (alpha_expand_unaligned_store): Likewise
6738 (alpha_expand_unaligned_load_words): Likewise.
6739 (alpha_expand_unaligned_store_words): Likewise.
6740 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
6741 (alpha_expand_epilogue): Likewise.
6742 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
6743 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
6744 * config/i386/i386.c (legitimize_pic_address): Likewise.
6745 * config/i960/i960.c (setup_incoming_varargs): Likewise.
6746 * config/ia64/ia64.c (spill_restore_mem): Likewise.
6747 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
6748 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
6749 * config/mips/mips.c (mips_va_arg): Likewise.
6750 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6751 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
6752 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6753 (setup_incoming_varargs, rs6000_va_arg): Likewise.
6754 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
6755 (rs6000_emit_epilogue): Likewise.
6756 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
6757 * config/sparc/sparc.c (sparc_va_arg): Likewise.
6758 * config/v850/v850.c (v850_va_arg): Likewise.
6760 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
6762 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
6763 when fallthru edge is present.
6764 (mege_blocks): Handle case where creation of jump insn
6767 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
6768 CLEANUP_POST_REGSTACK): New constants.
6769 * except.c (finish_eh_generation): Update call of cleanup_cfg,
6770 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
6771 * output.h (cleanup_cfg): Update prototype.
6772 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
6773 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
6774 cleanup_cfg call; kill missleading comment.
6775 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
6776 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
6777 parameter; control optimizations performed using it.
6778 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6779 try_crossjump_bb): New functions.
6781 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6783 * pa.c (pa_output_function_prologue): Delete prototype. Make function
6785 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
6786 pa_output_function_prologue.
6787 * pa-protos.h (pa_output_function_prologue): New prototype.
6789 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6791 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
6792 and low to get correct sign extension in low+high test.
6794 2001-07-11 Janis Johnson <janis@us.ibm.com>
6796 * gcov.c (arcdata): Use gcov_type to fix branch percentage
6797 for large hit count.
6799 * profile.c (branch_prob): Fix .bbg info for computed gotos
6802 2001-07-11 Mark Mitchell <mark@codesourcery.com>
6804 * stmt.c (parse_output_constraint): New function, split out
6806 (expand_asm_operands): ... here. Use parse_output_constraint.
6807 * tree.h (parse_output_constraint): Declare it.
6809 2001-07-11 Richard Henderson <rth@redhat.com>
6811 * bitmap.c: Comment some functions; fiddle whitespace.
6812 (bitmap_free): Don't export.
6813 (bitmap_element_allocate): Use memset.
6814 * bitmap.h (bitmap_free): Don't declare.
6816 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
6818 * gcse.c, lcm.c, sched-deps.c:
6819 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
6821 * flow.c (flow_loops_find): Free dom if we found no loops, since
6822 we aren't going to save it.
6824 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
6827 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
6829 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
6831 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6833 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
6834 #ifndef DWARF2_DEBUGGING_INFO.
6836 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6838 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
6840 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6842 * config/mips/mips.c (gen_int_relational): Tell the caller not to
6843 reverse a branch if a NE comparison is implemented with GTU.
6845 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
6846 H.J. Lu <hjl@gnu.org>
6848 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
6850 (call_internal2): Likewise.
6851 (call_value_internal1): Likewise.
6852 (call_value_internal2): Likewise.
6853 (call_value_multiple_internal1): Likewise.
6854 (call_value_multiple_internal2): Likewise.
6856 2001-07-10 Kazu Hirata <kazu@hxi.com>
6858 * calls.c (emit_library_call_value_1): Fix a comment typo.
6859 * dwarf2out.c (mem_loc_descriptor): Likewise.
6860 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
6862 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
6864 * simplify-rtx.c (simplify_subreg): Fix typo in comment
6866 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6868 * recog.c (offsettable_address_p): Handle LO_SUM case.
6869 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
6870 instead of plus_constant.
6872 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6874 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
6875 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
6877 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6879 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
6880 adjust_address_nv instead of plus_constant.
6882 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
6884 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
6885 dwarf2out.o): Depend on debug.h, wrap long lines.
6886 * dbxout.c: Include debug.h.
6887 (dbx_debug_hooks): New.
6888 (dbxout_init): Make static, take just 2 args.
6889 (dbxout_finish): Make static.
6890 * dbxout.h (dbxout_init, dbxout_finish): Delete.
6891 * debug.c: New file.
6892 * debug.h: New file.
6893 * dwarf2out.c: Include debug.h.
6894 (dwarf2_debug_hooks): New.
6895 (dwarf2out_init): Make static.
6896 (dwarf2out_finish): Make static, take 2 args.
6897 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
6898 * dwarfout.c: Include debug.h.
6899 (dwarf_debug_hooks): New.
6900 (dwarfout_init): Make static.
6901 (dwarfout_finish): Make static, take 2 args.
6902 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
6903 * sdbout.c: Include debug.h.
6904 (sdb_debug_hooks): New.
6905 (sdbout_init): Make static, take 2 args.
6906 * sdbout.h (sdbout_init): Delete.
6907 * toplev.c: Include debug.h.
6909 (compile_file): Set deubg_hooks based on command line options.
6910 Use the hooks unconditionally rather than conditional compilation.
6912 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
6914 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
6915 first_insn_after_basic_block_note instead.
6917 * df.c (df_bb_refs_unlink): #if 0 out for now.
6919 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
6921 * ssa.h: Add prototype for ssa_const_prop
6922 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
6923 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
6924 (ssa_fast_dce): Remove unused variable
6926 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6928 * diagnostic.c (finish_diagnostic): Rename to
6929 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
6932 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
6934 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
6937 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
6938 (dump_file): Only pad the demangled name with spaces if the
6939 mangled name was padded with spaces.
6941 2001-07-10 Bernd Schmidt <bernds@redhat.com>
6943 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
6946 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6948 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
6949 extraction if no direct load if either EXPAND_CONST_ADDRESS or
6952 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
6953 whether can put offset inside LO_SUM to check mode alignment, not size.
6955 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6957 * doc/tm.texi (Misc): Fix thinko.
6959 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
6961 * regmove.c (replace_in_call_usage): Fix warnings.
6962 * sched-deps.c (add_dependence): Fix warnings.
6963 * simplify-rtx.c (simplify_subreg): Likewise.
6964 Return NULL_RTX instead of NULL.
6966 * reg-stack.c (emit_swap_insn): Eliminate warnings.
6967 (subst_asm_stack_regs): Likewise.
6969 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
6972 * dwarf2out.c (output_call_frame_info): Declare i as int.
6973 (build_abbrev_table): Declare n_alloc as int.
6974 (dwarf2out_finish): Initialize die.
6975 * except.c: Declare sjlj_funcdef_number as unsigned.
6976 (connect_post_landing_pads): Declare j as unsigned.
6977 (convert_to_eh_region_ranges): Initialize call_site.
6978 (output_function_exception_table): Initialize tt_format_size.
6979 * expr.c (move_by_pieces_1): Initialize to1.
6980 (store_constructor): Initialize minelt and maxelt.
6981 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
6982 * function.c (instantiate_decls): Avoid signed/unsigned warning.
6984 * c-decl.c (combine_parm_decls): Unused, remove.
6985 * c-tree.h: Remove prototype for combine_parm_decls.
6987 * reload.c (push_reload): Fix warning.
6988 (regno_clobbered_p): Likewise.
6989 * reload1.c (replace_pseudos_in_call_usage): Likewise.
6990 (reload_combine): Likewise.
6992 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
6993 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
6995 * bitmap.c (bitmap_operation): Change user.
6996 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
6998 2001-07-10 Eric Christopher <echristo@redhat.com>
7000 * config/mips/mips.c (override_options): Fix typo.
7002 2001-07-09 Stan Shebs <shebs@apple.com>
7004 * target.h (struct gcc_target): New fields init_builtins and
7006 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7007 (TARGET_EXPAND_BUILTIN): New macro.
7008 (TARGET_INITIALIZER): Add them.
7009 * builtins.c: Include target.h.
7010 (expand_builtin): Use targetm.expand_builtin.
7011 (default_init_builtins): New function.
7012 (default_expand_builtin): New function.
7013 * expr.h (default_init_builtins): Declare.
7014 (default_expand_builtin): Declare.
7015 * c-common.c (c_common_nodes_and_builtins): Use
7016 targetm.init_builtins.
7017 * defaults.h (MD_INIT_BUILTINS): Remove.
7018 * Makefile.in (builtins.o): Depend on target.h.
7020 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7021 (TARGET_EXPAND_BUILTIN): Define.
7022 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7023 (MD_EXPAND_BUILTIN): Remove.
7025 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7026 (TARGET_EXPAND_BUILTIN): Define.
7027 (c4x_init_builtins): Make endlink arg a local.
7028 (c4x_print_operand): Fix typos in adjust_address usages.
7029 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7030 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7031 (MD_EXPAND_BUILTIN): Remove.
7033 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7034 (TARGET_EXPAND_BUILTIN): Define.
7035 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7036 (ix86_init_builtins): Call new function only if TARGET_MMX.
7037 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7038 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7039 (MD_EXPAND_BUILTIN): Remove.
7041 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7042 (TARGET_EXPAND_BUILTIN): Define.
7043 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7044 (MD_EXPAND_BUILTIN): Remove.
7046 * doc/tm.texi: Document these changes.
7048 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7050 * basic-block.h (tree_node): Forward declare if needed.
7051 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7052 (BLOCK_HEAD_TREE): Define.
7053 (BLOCK_END_TREE): Define.
7054 (struct loops): Rename field 'tree' to 'tree_root'.
7055 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7057 (flow_loops_tree_build): Rename reference to field 'tree' to
7059 (flow_loops_level_compute): Ditto.
7060 * predict.c (estimate_bb_frequencies): Ditto.
7061 * tree.h (struct tree_common): Add field 'aux'.
7063 2001-07-09 Stan Shebs <shebs@apple.com>
7065 * config/darwin.c (darwin_encode_section_info): Don't mark any
7066 DECL_EXTERNAL node as defined.
7068 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7070 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7071 pa_free_machine_status, hppa_init_pic_save): Delete.
7072 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7073 (hppa_profile_hook): Use hppa_pic_save_rtx.
7074 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7075 hppa_init_pic_save): Delete.
7076 (hppa_pic_save_rtx): Declare.
7077 * pa.md (call, call_value, sibcall, sibcall_value,
7078 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7080 2001-07-09 Kazu Hirata <kazu@hxi.com>
7082 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7083 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7085 2001-07-09 Andreas Jaeger <aj@suse.de>
7087 * output.h: Add declaration of final_forward_branch_p.
7089 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7091 * varray.c: Include errors.h for internal_error and trim_filename
7094 * Makefile.in (varray.o): Add errors.h.
7096 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7098 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7099 * optabs.c (have_add2_insn): Check whether the add insn chosen
7100 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7101 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7103 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7105 * Makefile.in (OBJS): Add ssa-ccp.o
7106 (ssa-ccp.o): Add dependencies.
7107 * toplev.c (DFI_ssa_ccp): New dump file enum.
7108 (dump_file): Add entry for dumping after SSA CCP.
7109 (flag_ssa_ccp): New flag variable.
7110 (f_options): Add -fssa-ccp.
7111 (rest_of_compilation): Run SSA CCP if requested.
7112 * timevar.def (TV_SSA_CCP): New timevar.
7113 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7114 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7115 Fix minor typo in SSA DCE documentation.
7116 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7117 Add documentation for new dump option. Renumber dump files
7120 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7122 * emit-rtl.c (gen_highpart_mode): New.
7123 * rtl.h (gen_highpart_mode): Declare.
7124 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7125 operand can be VOIDmode constant.
7127 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7129 * flow.c (redirect_edge_and_branch_force): New.
7130 (can_fallthru): Ensure that basic blocks are succeeding.
7131 (try_optimize_cfg): Do not delete basic block if it is the last one.
7133 * flow.c (try_redirect_by_replacing_jump): Do not remove
7134 jumps with side effects, unlink chain on fallthru edge;
7135 set block for new jump instruction; avoid basic block to
7136 over by line number note.
7138 * flow.c (try_simplify_condjump): Verify that the condjump
7139 is not always falling trought.
7142 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7144 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7145 (try_redirect_by_replacing_jump): Update properly the count
7146 and frequency information.
7148 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7150 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7151 address that is a LO_SUM specially.
7152 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7154 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7156 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7157 (operand_subword): Use them.
7158 (change_address_1): Renamed from change_address; new arg VALIDATE.
7159 * expr.h: Reflect above changes; change_address now macro.
7160 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7162 * cselib.c (add_mem_for_addr): Likewise.
7163 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7164 * regmove.c (try_apply_stack_adjustment): Likewise.
7165 * reload.c (push_reload, make_memloc): Likewise.
7166 * reload1.c (eliminate_regs): Likewise.
7167 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7168 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7170 * combine.c (make_extraction, simplify_shift_const): Likewise.
7171 (gen_lowpart_for_combine): Likewise.
7172 * cse.c (gen_lowpart_if_possible): Likewise.
7173 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7174 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7175 * optabs.c (gen_move_insn): Likewise.
7176 * reload1.c (alter_reg): Likewise.
7177 * simplify-rtx.c (simplify_subreg): Likewise.
7178 * stmt.c (expand_anon_union_decl): Likewise.
7179 * recog.c (validate_replace_rtx_1): Likewise.
7181 * Makefile.in (recog.o): Add $(EXPR_H).
7182 * explow.c (stabilize): Call replace_equiv_address.
7183 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7184 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7186 2001-07-03 Andrew Haley <aph@redhat.com>
7188 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7189 the mode of the memory location.
7191 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7193 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7195 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7197 * final.c (output_addr_const): Use target opening and
7198 closing parentheses.
7199 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7200 defaults, add to TARGET_ASM_OUT.
7201 * target.h (struct gcc_target): Add open_paren and close_paren.
7202 * doc/md.texi: Update.
7203 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7204 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7205 TARGET_ASM_CLOSE_PAREN.
7206 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7208 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7210 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7211 * config/a29k/a29k.h: Similarly.
7212 * config/alpha/alpha.h: Similarly.
7213 * config/arc/arc.h: Similarly.
7214 * config/arm/aof.h: Similarly.
7215 * config/arm/aout.h: Similarly.
7216 * config/avr/avr.h: Similarly.
7217 * config/c4x/c4x.h: Similarly.
7218 * config/clipper/clipper.h: Similarly.
7219 * config/convex/convex.h: Similarly.
7220 * config/d30v/d30v.h: Similarly.
7221 * config/dsp16xx/dsp16xx.h: Similarly.
7222 * config/elxsi/elxsi.h: Similarly.
7223 * config/fr30/fr30.h: Similarly.
7224 * config/h8300/h8300.h: Similarly.
7225 * config/i370/i370.h: Similarly.
7226 * config/i386/i386.h: Similarly.
7227 * config/i860/i860.h: Similarly.
7228 * config/i960/i960.h: Similarly.
7229 * config/ia64/ia64.h: Similarly.
7230 * config/m32r/m32r.h: Similarly.
7231 * config/m68hc11/m68hc11.h: Similarly.
7232 * config/m68k/m68k.h: Similarly.
7233 * config/m88k/m88k.h: Similarly.
7234 * config/mcore/mcore.h: Similarly.
7235 * config/mips/mips.h: Similarly.
7236 * config/mn10200/mn10200.h: Similarly.
7237 * config/mn10300/mn10300.h: Similarly.
7238 * config/ns32k/ns32k.h: Similarly.
7239 * config/pa/pa.h: Similarly.
7240 * config/pdp11/pdp11.h: Similarly.
7241 * config/pj/pj.h: Similarly.
7242 * config/romp/romp.h: Similarly.
7243 * config/rs6000/rs6000.h: Similarly.
7244 * config/sh/sh.h: Similarly.
7245 * config/sparc/sparc.h: Similarly.
7246 * config/v850/v850.h: Similarly.
7247 * config/vax/vax.h: Similarly.
7248 * config/we32k/we32k.h: Similarly.
7250 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7252 * doc/c-tree.texi: Document representation of attributes.
7254 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7256 * doc/tm.texi: Update some places for the rename of target to
7259 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7261 * target.h (struct gcc_target): Add insert_attributes.
7262 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7263 (TARGET_INITIALIZER): Update.
7264 * tree.c, tree.h (default_insert_attributes): New function.
7265 Update comments on other default functions to refer to targetm,
7267 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7268 TARGET_INSERT_ATTRIBUTES.
7269 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7270 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7271 Don't use PRAGMA_INSERT_ATTRIBUTES.
7272 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7273 * c-decl.c (start_decl, start_function): Don't call
7274 SET_DEFAULT_DECL_ATTRIBUTES.
7275 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7276 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7278 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7279 (c4x_check_attribute): Avoid modifying attribute list itself.
7280 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7282 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7283 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7285 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7286 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7288 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7289 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7291 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7292 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7293 Adjust parameters. Make static.
7295 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7297 * c-common.c (decl_attributes): Only take a single attributes
7299 * c-common.h (decl_attributes): Update prototype.
7300 * c-decl.c (start_decl, start_function): Only take a single
7301 attributes parameter. Update calls to decl_attributes.
7302 (finish_struct, finish_enum): Update calls to decl_attributes.
7303 (push_parm_decl): Expect unified list of attributes. Update call
7305 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7306 notype_nested_function, component_declarator,
7307 component_notype_declarator, label): Update calls to
7309 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7310 lists that are passed to push_parm_decl.
7311 * c-tree.h (start_function, start_decl): Update prototypes.
7312 * config/sh/sh-protos.h, config/sh/sh.c
7313 (sh_pragma_insert_attributes): Only take a single attributes
7315 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7316 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7317 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7318 build_module_descriptor, generate_static_references,
7319 generate_strings, build_selector_translation_table,
7320 generate_descriptor_table, generate_protocols,
7321 generate_ivars_list, generate_dispatch_table,
7322 generate_protocol_list, generate_category,
7323 generate_shared_structures, really_start_method, add_objc_decls,
7324 generate_classref_translation_entry): Update calls to start_decl
7326 (build_tmp_function_decl, start_method_def): Unify attribute lists
7327 that are passed to push_parm_decl.
7329 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7331 * final.c (no_asm_to_stream): New.
7332 (final_scan_insn): Use target structures for prologue ends
7333 and epilogue starts.
7334 * output.h (no_asm_to_stream): New.
7335 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7336 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7337 (TARGET_ASM_OUT): Update.
7338 * target.h (struct gcc_target): New members function_end_prologue
7339 and function_begin_epilogue.
7340 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7341 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7342 * config/alpha/alpha.c (output_end_prologue): Rename to
7343 alpha_output_function_end_prologue. Use in target struct
7345 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7346 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7347 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7348 ia64_output_function_end_prologue. Use in target struct
7350 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7351 mistyped prototypes.
7352 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7353 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7355 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7356 an use in target struct, make static.
7357 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7360 2001-07-08 Richard Henderson <rth@redhat.com>
7362 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7364 2001-07-08 Richard Henderson <rth@redhat.com>
7366 * config/i386/i386.md: Remove constraints strings from define_split
7367 and define_peephole2 patterns.
7368 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7369 (eh_return): Use them.
7371 2001-07-08 Richard Henderson <rth@redhat.com>
7373 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7374 Document MD_FALLBACK_FRAME_STATE_FOR.
7376 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7378 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7379 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7381 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7383 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7385 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7386 of the label inside NAME as opposed to just the end of NAME.
7388 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7390 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7391 * config/alpha/alpha.c (alpha_init_machine_status,
7392 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7393 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7394 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7395 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7397 2001-07-06 Stan Shebs <shebs@apple.com>
7399 * target.h (targetm): Rename global from "target", so as not to
7400 conflict with local variables.
7402 * c-typeck.c: Ditto.
7406 * cp/decl2.c: Ditto.
7407 * cp/typeck.c: Ditto.
7408 * 1750a/1750a.c: Ditto.
7409 * a29k/a29k.c: Ditto.
7413 * clipper/clipper.c: Ditto.
7414 * convex/convex.c: Ditto.
7415 * d30v/d30v.c: Ditto.
7416 * dsp16xx/dsp16xx.c: Ditto.
7417 * elxsi/elxsi.c: Ditto.
7418 * fr30/fr30.c: Ditto.
7419 * h8300/h8300.c: Ditto.
7420 * i370/i370.c: Ditto.
7421 * i386/i386.c: Ditto.
7422 * i860/i860.c: Ditto.
7423 * i960/i960.c: Ditto.
7424 * ia64/ia64.c: Ditto.
7425 * m32r/m32r.c: Ditto.
7426 * m68hc11/m68hc11.c: Ditto.
7427 * m68k/m68k.c: Ditto.
7428 * m88k/m88k.c: Ditto.
7429 * mips/mips.c: Ditto.
7430 * ns32k/ns32k.c: Ditto.
7432 * pdp11/pdp11.c: Ditto.
7433 * romp/romp.c: Ditto.
7434 * rs6000/rs6000.c: Ditto.
7436 * sparc/sparc.c: Ditto.
7438 * we32k/we32k.c: Ditto.
7439 * doc/tm.texi: Update the manual to match.
7441 2001-07-06 Richard Henderson <rth@redhat.com>
7443 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7444 DWARF2_UNWIND_INFO not just whether it is defined.
7446 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7448 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7449 call to simplify_binary_operation returns a new pattern.
7451 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7453 * glimits.h (__SHRT_MAX__): New.
7454 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7455 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7457 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7459 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7462 2001-07-06 Richard Henderson <rth@redhat.com>
7464 * bitmap.c (bitmap_release_memory): Move adjacent to the
7465 allocation functions.
7466 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7467 the implementation. Binary search for the set bit.
7468 (bitmap_union_of_diff): Allocate the temporary on the stack
7469 instead of using xmalloc.
7471 2001-07-06 Richard Henderson <rth@redhat.com>
7473 * genrecog.c (validate_pattern): Warn for constraints in
7474 define_{expand,split,peephole2}. Remove strict_low_part
7475 before looking up match_dup.
7477 2001-07-06 DJ Delorie <dj@redhat.com>
7479 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7480 chapter about various build hints and history. Add section
7481 talking about the various types of native and cross builds.
7483 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7485 * Makefile.in (final.o): Depend on target.h.
7486 * final.c: Include target.h.
7487 (default_function_pro_epilogue): New.
7488 (final_start_function): Use target structure for function prologues.
7489 (final_end_function): Use target structure for function epilogues.
7490 * fold-const.c (real_hex_to_f): Constify s and p.
7491 * output.h (default_function_pro_epilogue): New.
7492 * real.h (real_hex_to_f): Update prototype.
7493 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7494 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7495 (TARGET_INITIALIZER): Update.
7496 * target.h (gcc_target): Add struct asm_out.
7497 * doc/tm.texi: Update.
7500 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7501 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7502 in cpu/cpu.c, or rename old functions consistently. Take
7503 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7504 redundant macros and prototypes. Make new functions static.
7506 * 1750a/1750a.c: Similarly.
7507 * 1750a/1750a.h: Similarly.
7508 * a29k/a29k-protos.h: Similarly.
7509 * a29k/a29k.c: Similarly.
7510 * a29k/a29k.h: Similarly.
7511 * arc/arc-protos.h: Similarly.
7512 * arc/arc.c: Similarly.
7513 * arc/arc.h: Similarly.
7514 * arm/arm-protos.h: Similarly.
7515 * arm/arm.c: Similarly.
7516 * arm/arm.h: Similarly.
7517 * avr/avr-protos.h: Similarly.
7518 * avr/avr.c: Similarly.
7519 * avr/avr.h: Similarly.
7520 * clipper/clipper-protos.h: Similarly.
7521 * clipper/clipper.c: Similarly.
7522 * clipper/clipper.h: Similarly.
7523 * convex/convex.c: Similarly.
7524 * convex/convex.h: Similarly.
7525 * d30v/d30v-protos.h: Similarly.
7526 * d30v/d30v.c: Similarly.
7527 * d30v/d30v.h: Similarly.
7528 * d30v/d30v.md: Similarly.
7529 * dsp16xx/dsp16xx-protos.h: Similarly.
7530 * dsp16xx/dsp16xx.c: Similarly.
7531 * dsp16xx/dsp16xx.h: Similarly.
7532 * elxsi/elxsi.c: Similarly.
7533 * elxsi/elxsi.h: Similarly.
7534 * fr30/fr30.c: Similarly.
7535 * fr30/fr30.md: Similarly.
7536 * h8300/h8300-protos.h: Similarly.
7537 * h8300/h8300.c: Similarly.
7538 * h8300/h8300.h: Similarly.
7539 * i370/i370-protos.h: Similarly.
7540 * i370/i370.c: Similarly.
7541 * i370/i370.h: Similarly.
7542 * i386/i386.c: Similarly.
7543 * i386/osf1elf.h: Similarly.
7544 * i386/osfrose.h: Similarly.
7545 * i860/i860-protos.h: Similarly.
7546 * i860/i860.c: Similarly.
7547 * i860/i860.h: Similarly.
7548 * i960/i960-protos.h: Similarly.
7549 * i960/i960.c: Similarly.
7550 * i960/i960.h: Similarly.
7551 * ia64/ia64-protos.h: Similarly.
7552 * ia64/ia64.c: Similarly.
7553 * ia64/ia64.h: Similarly.
7554 * m32r/m32r-protos.h: Similarly.
7555 * m32r/m32r.c: Similarly.
7556 * m32r/m32r.h: Similarly.
7557 * m68hc11/m68hc11-protos.h: Similarly.
7558 * m68hc11/m68hc11.c: Similarly.
7559 * m68hc11/m68hc11.h: Similarly.
7560 * m68k/crds.h: Similarly.
7561 * m68k/dpx2.h: Similarly.
7562 * m68k/m68k-protos.h: Similarly.
7563 * m68k/m68k.c: Similarly.
7564 * m68k/m68k.h: Similarly.
7565 * m68k/news.h: Similarly.
7566 * m88k/m88k-protos.h: Similarly.
7567 * m88k/m88k.c: Similarly.
7568 * m88k/m88k.h: Similarly.
7569 * mips/mips-protos.h: Similarly.
7570 * mips/mips.c: Similarly.
7571 * mips/mips.h: Similarly.
7572 * ns32k/merlin.h: Similarly.
7573 * ns32k/ns32k.c: Similarly.
7574 * ns32k/ns32k.h: Similarly.
7575 * ns32k/tek6000.h: Similarly.
7576 * pa/pa-protos.h: Similarly.
7577 * pa/pa.c: Similarly.
7578 * pa/pa.h: Similarly.
7579 * pdp11/2bsd.h: Similarly.
7580 * pdp11/pdp11-protos.h: Similarly.
7581 * pdp11/pdp11.c: Similarly.
7582 * pdp11/pdp11.h: Similarly.
7583 * romp/romp-protos.h: Similarly.
7584 * romp/romp.c: Similarly.
7585 * romp/romp.h: Similarly.
7586 * rs6000/rs6000-protos.h: Similarly.
7587 * rs6000/rs6000.c: Similarly.
7588 * rs6000/rs6000.h: Similarly.
7589 * rs6000/sysv4.h: Similarly.
7590 * sh/sh-protos.h: Similarly.
7591 * sh/sh.c: Similarly.
7592 * sh/sh.h: Similarly.
7593 * sparc/sparc-protos.h: Similarly.
7594 * sparc/sparc.c: Similarly.
7595 * sparc/sparc.h: Similarly.
7596 * vax/vax.c: Similarly.
7597 * vax/vax.h: Similarly.
7598 * vax/vms.h: Similarly.
7599 * we32k/we32k.c: Similarly.
7600 * we32k/we32k.h: Similarly.
7602 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7604 * basic-block.h (first_insn_after_basic_block_note): Declare.
7605 * flow.c (first_insn_after_basic_block_note): Define. Moved
7607 * ssa.c (first_insn_after_basic_block_note): Remove.
7608 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7610 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7611 nodes when we find a dead conditional branch. Insert BARRIERs
7612 after any blocks with no successors, but which do not have
7615 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7617 * varray.c (varray_check_failed): Use internal_error.
7619 2001-07-05 Andrew Haley <aph@redhat.com>
7621 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7622 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7623 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7625 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7627 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7628 reference if the target constant is also a SYMBOL_REF.
7630 2001-07-05 Eric Christopher <echristo@redhat.com>
7632 * config/mips/mips.h (MASK_MIPS3900): Remove.
7633 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7634 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7635 (TARGET_MIPS3900): Change to use mips_arch.
7636 (TARGET_MIPS4000): New.
7637 (TARGET_MIPS4100): New.
7638 (TARGET_MIPS4300): New.
7639 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7640 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7642 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7643 (ISA_HAS_BRANCHLIKELY): To here.
7644 (CC1_CPU_SPEC): New.
7645 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7646 (mips_arch_string): Declare.
7647 (mips_arch): Declare.
7648 (TARGET_OPTIONS): Add -march and -mtune.
7650 * config/mips/mips.c (mips_arch_string): New.
7652 (override_options): Handle -march for codegen and -mtune
7653 for scheduling. Use mips_arch. Move tx39 target default here.
7654 (mips_parse_cpu): Move error message to override_options.
7656 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7658 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7660 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7661 (MIPS Options): Ditto. Change mcpu entry to historical text.
7663 2001-07-05 H.J. Lu (hjl@gnu.org)
7665 * config/mips/mips.c (mips_parse_cpu): New function to parse
7668 2001-07-05 Jim Wilson <wilson@redhat.com>
7670 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7671 * config/ia64/t-ia64: Likewise.
7672 (LIB1ASMFUNCS): Update comment.
7674 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7676 * doc/install.texi (Install GCC: Binaries): Fix typo.
7678 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7680 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7681 reference using the stack pointer, adjust it since we push Y
7683 ("*ashrsi3"): Likewise.
7684 ("*lshrsi3"): Likewise.
7686 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7688 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7689 when -fomit-frame-pointer is used.
7691 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7693 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7694 (try_redirect_by_replacing_jump): Reverse updating properly the
7695 count and frequency information. Reverse removing cc0 setter.
7696 (forwarder_block_p): Reverse fixing for fallthru blocks.
7698 2001-07-05 DJ Delorie <dj@redhat.com>
7700 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7701 (translate_options): If the above is defined, use it to map
7702 given options to new options.
7703 * doc/tm.texi: Document it.
7705 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7706 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7708 * doc/invoke.texi (Optimize Options): Document that -fgcse may
7709 cause programs using computed gotos to run more slowly.
7711 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7713 * doc/install.texi (Specific): Markup, spelling and typo fixes.
7715 Consistently require binutils 2.11.2, not prereleases.
7716 (Specific, decstation-*): Canonicalize as mips-dec-*.
7717 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
7719 (Specific, m68k-altos): Removed reference to README.altos, deleted.
7720 (Specific, mips-*): Reword MIPS C compiler requirements.
7721 (Specific, powerpc*-*-*): New, mention --with-cpu once.
7722 (Specific, sunv5): Removed, obsolete.
7724 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
7726 * dwarf2out.c (output_loc_list): Use an all ones mask for
7727 .text asm output and don't rely on long long
7728 literals. Reformat some long lines.
7730 2001-07-05 Andreas Jaeger <aj@suse.de>
7732 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
7735 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7737 * dwarf2out.c (dwarf2out_define): Update comment.
7738 (dwarf2out_undef): Ditto.
7739 (dwarf2out_start_source_file): Ditto.
7740 (dwarf2out_end_source_file): Ditto.
7741 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
7742 since we never call the start/end debug hook for the primary file.
7744 2001-07-04 Kazu Hirata <kazu@hxi.com>
7746 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
7749 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7751 * cppinit.c (remove_dup_dirs): Inform if a system include
7752 directory is being reordered.
7753 * doc/invoke.texi (Directory Options): GCC warns if you hide a
7755 * doc/cpp.texi (Search Paths): Likewise.
7756 * doc/gcc.texi (Interoperation): Remove information about
7759 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7761 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
7762 (VARRAY_TOP_CHAR_PTR): Likewise.
7764 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7766 * gcc.c (process_command): Don't assign elements of a const char*.
7768 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7770 * emit-rtl.c (change_address): Don't abort if invalid address while
7771 reload is in progress.
7773 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7775 * c-lex.c (cb_file_change): Pass line number to
7776 debug_start_source_file.
7777 (cb_undefine): Pass correct line number to debug_undef.
7779 * toplev.c (debug_start_source_file): Add line number to
7780 parameters. Pass it along to dwarf2out_start_source_file.
7781 (decode_g_option): Stop resetting debug level back to normal when
7782 we change debug formats, unless the current level is
7783 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
7786 * toplev.h (debug_start_source_file): Add line number to
7789 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
7792 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
7794 Output debug_macinfo data for starting file if requested.
7795 (dwarf2out_end_source_file): Output debug_macinfo data for ending
7797 (dwarf2out_define): Output debug_macinfo data for defining a macro
7799 (dwarf2out_undef): Output debug_macinfo data for undefining a
7801 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
7802 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
7803 (macinfo_section_label): New. DWARF2 macro info section label.
7804 (dwarf2out_init): If we want macro info, output the start label
7806 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
7807 attribute to the compilation unit die pointing to the macro info.
7809 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7811 * dwarf2out.c (new_loc_list): Move to inside #ifdef
7812 DWARF2_DEBUGGING_INFO.
7813 (add_loc_descr_to_loc_list): Ditto.
7814 (output_loc_list): Ditto.
7815 Also, fix thinko in curr not being initialized.
7816 (gen_internal_sym): Ditto.
7818 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7820 * emit-rtl.c (replace_equiv_address): New function.
7821 * expr.h (replace_equiv_address): New declaration.
7822 * explow.c (validize_mem): Call it instead of change_address and
7823 also call if -fforce-addr and address is constant.
7824 * expr.c: Replace more calls to change_address with adjust_address
7825 and/or replace_equiv_address or to validize_mem.
7826 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
7827 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
7828 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
7829 * config/i370/i370.md, config/i860/i860.md: Likewise.
7830 * config/i960/i960.md, config/mips/mips.c: Likewise.
7831 * config/mips/mips.md, config/pa/pa.md: Likewise.
7832 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
7833 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
7835 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7837 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
7839 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
7842 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
7844 * doc/include: New directory.
7845 * doc/fdl.texi: Move to doc/include/fdl.texi.
7846 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
7847 * doc/include/funding.texi, doc/include/gpl.texi: New files.
7848 * doc/gcc.texi: Use funding.texi and gpl.texi.
7849 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
7850 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
7851 Update dependencies and use -I $(docdir)/include.
7853 2001-07-04 Anthony Green <green@redhat.com>
7855 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
7857 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7859 * doc/install.texi (sparc64-*-*): Remove garbage.
7861 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
7863 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
7864 Fix typo in last change to use adjust_address.
7866 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7868 * doc/install.texi (Specific): Update information for *-*-solaris*.
7870 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7872 * explow.c (plus_constant_wide): Reinitialize Y for restart.
7874 2001-07-03 Stan Shebs <shebs@apple.com>
7876 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
7877 case for flag_no_mach_text_sections.
7878 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
7879 * config/darwin.c (flag_no_mach_text_sections): Remove.
7880 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
7882 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7884 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
7885 and avoid checking for constant as first operand.
7886 * recog.c (find_constant_term_loc): No longer static.
7887 (adj_offettable_operand): Delete.
7888 * rtl.h (adj_offsettable_operand): Delete declaration.
7889 (find_constant_term): Add declaration.
7890 * caller-save.c: Replace calls to adj_offsettable_operand with calls
7892 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
7893 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
7894 * config/i386/i386.c, config/i386/i386.md: Likewise.
7895 * config/i860/i860.c, config/i960/i960.c: Likewise.
7896 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
7897 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
7898 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
7899 * config/mips/mips.c, config/mips/mips.md: Likewise.
7900 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
7901 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
7902 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
7903 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
7904 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
7905 * config/ns32k/ns32k.md: Likewise.
7907 2001-07-03 Zack Weinberg <zackw@stanford.edu>
7909 * rtl.c (copy_rtx): Handle 'T' format letter.
7910 * gensupport.c (collect_insn_data): Likewise.
7911 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
7913 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
7915 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
7916 -B option. Use 'dir' not 'foo' as example directory name.
7918 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7920 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7921 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
7923 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
7925 * doc/cppinternals.texi: Improve formatting and logical markup.
7927 2001-07-03 Andreas Jaeger <aj@suse.de>
7929 * Makefile.in (insn-recog.o): Add dependency on reload.h.
7931 * genrecog.c (write_header): Include reload.h for prototypes in
7934 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
7937 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
7938 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
7939 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
7940 i386_pe_valid_type_attribute_p): Add.
7941 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
7942 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
7944 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7946 * explow.c (plus_constant_wide, case LO_SUM): New case.
7947 (plus_constant_for_output_wide): Delete.
7948 * rtl.h (plus_constant_for_output): Delete.
7949 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
7950 instead of plus_constant_for_output.
7951 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
7952 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
7953 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
7954 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
7955 * config/sparc/sparc.md: Likewise.
7956 Convert some change_address calls to adjust_address.
7958 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
7960 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
7961 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
7962 documentation of -std and -Wwrite-strings.
7964 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
7966 * cse.c (canon_hash): Don't register registers in very small
7967 register classes, as extending their lifetime might cause
7970 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7972 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7974 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7975 (try_redirect_by_replacing_jump): Update properly the count
7976 and frequency information.
7978 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
7980 * toplev.c (dump_file_index): Move SSA dumps just after first
7982 (dump_file): Corresponding changes.
7983 (rest_of_compilation): Move SSA path to just after the first
7985 * doc/gcc.texi (Passes): Update due to movement of SSA path.
7986 * doc/invoke.texi: Update dump file #s as they were completely
7987 out of date with reality.
7989 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
7991 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
7993 * expr.c (emit_move_insn_1): Deal with non-default
7996 * expr.c (emit_single_push_insn): Fix warning.
7998 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8000 * expr.c (emit_move_insn_1): Avoid modifying
8001 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8003 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8005 * emit-rtl.c (adjust_address): New function.
8006 * expr.h (adjust_address): Add declaration.
8007 * builtins.c: Replace some calls to change_address with calls to it
8009 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8010 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8011 * config/arm/arm.c, config/convex/convex.c: Likewise.
8012 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8013 * config/i386/i386.c, config/i386/i386.md: Likewise.
8014 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8015 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8016 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8017 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8018 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8020 2001-07-02 Jim Wilson <wilson@redhat.com>
8022 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8024 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8026 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8027 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8029 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8031 * cppinit.c (lang_defaults): New table.
8032 (set_lang): Just read from lang_defaults into the live options
8035 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8037 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8038 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8039 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8041 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8043 * doc/install.texi: Various spelling and markup fixes.
8044 (Installing GCC): Component specific installation instructions are
8047 Warn about removing old install dir in the presence of shared libs.
8048 (Configuration): Invoke with options target to match configure
8050 Consistently refer to gas, gld pathnames.
8051 Invert --enable-multilib documentation.
8052 Remove references to old compiler versions.
8054 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8056 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8058 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8060 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8062 (Specific, mips*-sgi-irix5): Note IDO download.
8063 Reworded MIPS C hints.
8064 Use GNU as instead of GAS.
8066 Removed SGI Freeware reference, IRIX 6 only.
8067 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8068 Note N64 library requirement/workaround.
8070 Complete list of structure passing bug victims.
8072 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8074 * doc/install.texi: Remove CVS Id.
8076 2001-07-02 Andreas Jaeger <aj@suse.de>
8078 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8079 (find_inherently_necessary): Remove unused variable.
8081 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8083 * c-common.h (TDI_inlined): New ast dump phase.
8084 (dump_flag_name): New function.
8085 * c-dump.c (dump_files): Add inlined phase.
8086 (dump_flag_name): Define.
8087 * doc/invoke.texi (-fdump-ast-inlined): Document.
8089 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8091 * stor-layout.c (layout_decl): Revert change to handling of alignment
8094 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8096 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8099 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8101 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8104 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8106 * tlink.c (recompile_files): Remove COMPILER_PATH and
8107 LIBRARY_PATH from the environment.
8109 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8111 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8112 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8114 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8116 * c-parse.in (OBJC_STRING): Kill.
8117 (objc_string): Decompose to [objc_string] '@' STRING.
8118 (reswords): Take the leading '@' off all the Objective C keywords.
8119 (objc_rid_sans_at): Kill.
8120 (init_reswords): Don't initialize it.
8121 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8122 (_yylex): Kill reconsider label. Look ahead one token after
8123 an '@'; if we get an identifier, check whether it's an
8124 Objective C @-keyword. If so, return the keyword. Otherwise,
8125 put back the token and return the '@' as a terminal.
8127 * cpplib.c (lex_macro_node): Remove unnecessary check for
8128 leading '@' on identifier. Clarify control flow and commentary.
8130 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8132 * cse.c (new_label_ref): Variable deleted.
8133 (insert): Remove set of new_label_ref.
8134 (check_for_label_ref): New function.
8135 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8137 See ChangeLog.5 for earlier changes.