1 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cppmain.c (scan_translation_unit): Don't worry about
4 putting a space after hashes.
5 * cpplib.c (directive_diagnostics): New.
6 (_cpp_handle_directive): Update to use directive_diagnostics.
7 (run_directive): Don't toggle prevent_expansion.
8 (do_line): Backup in case of the line extension.
9 * cpplib.h (cpp_lexer_pos): Remove.
10 * cppmacro.c (_cpp_create_definition): Precede a leading #
13 2001-09-15 Richard Henderson <rth@redhat.com>
15 * c-typeck.c (comptypes): Handle zero-length arrays properly.
17 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
19 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
21 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
24 * tradcpp.c (handle_directive): Skip non-vertical space.
26 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
28 * cppmain.c (setup_callbacks): Set line callback only
29 if outputting preprocessed source.
31 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33 * collect2.c (main): Const-ification.
34 * gcc.c (translate_options, process_command): Use xstrdup in
35 lieu of xmalloc/strcpy.
36 (main): Use concat in lieu of xmalloc/strcpy/strcat.
38 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
40 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
43 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
45 * scan-decls.c (scan_decls): Fix typo.
47 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
49 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
50 Split mlstring_pos into mls_line and mls_col.
51 * cppinit.c (cpp_create_reader): Initialize line to 1.
52 (cpp_destroy): Free tokenruns.
53 (push_include): Don't update lexer_pos.
54 * cpplex.c (unterminated, parse_string): Update.
55 (lex_token): Don't update lexer_pos, update.
56 * cpplib.c (if_stack): Save line instead of line + col.
57 (start_directive, _cpp_do__Pragma, do_else, do_elif,
58 push_conditional, _cpp_pop_buffer): Update.
59 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
60 (_cpp_create_definition): Update.
62 2001-09-15 Eric Christopher <echristo@redhat.com>
64 * config/mips/abi64.h: Add support for MEABI.
66 2001-09-15 Eric Christopher <echristo@redhat.com>
68 * config/mips/mips.md: Add unspec #2.
70 (reload_outdi): Ditto.
71 (reload_outsi): Ditto.
74 2001-09-15 Eric Christopher <echristo@redhat.com>
75 Jason Eckhardt <jle@redhat.com>
77 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
78 * config/mips/isa32-linux.h: New file.
79 * config/mips/isa3264.h: Ditto.
80 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
81 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
82 (output_block_mode): Support MEABI.
83 (function_arg): Ditto. Fix floating point arg passing.
84 (mips_va_start): Ditto.
85 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
87 (mips_asm_file_start): Add new section to pass abi to gdb.
88 (function_arg_pass_by_reference): Support MEABI.
89 (mips_parse_cpu): Support mips32 and mips64 processors.
90 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
91 TARGET_MIPS5KC. Support isa32 and isa64.
92 (processor_type): Add r4kc, r5kc, r20kc.
93 (GENERATE_MULT3_SI): New.
94 (GENERATE_MULT3_DI): Ditto.
95 (GENERATE_MULT3): Remove.
96 (ISA_HAS_64BIT_REGS): Add isa == 64.
97 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
98 (ISA_HAS_MADD_MSUB): New.
99 (ISA_HAS_CLZ_CLO): Ditto.
100 (ISA_HAS_DCLZ_DCLO): Ditto.
101 (ABI_GAS_ASM_SPEC): New.
102 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
105 (SUBTARGET_CC1_SPEC): Ditto.
106 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
107 (PAD_VARARGS_DOWN): Support MEABI.
108 (HARD_REGNO_NREGS): Move to mips.c.
109 (ASM_OUTPUT_IDENT): Add #undef.
110 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
111 (mulsi3): Use GENERATE_MULT3_SI.
112 (mulsi3_mult3): Ditto. Support mips32, mips64.
113 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
114 (mul_sub_si): New pattern.
115 (unnamed splitters): New.
116 (muldi3): Use GENERATE_MULT3_DI.
117 (muldi3_internal2): Ditto.
118 (movdicc): Support mips32.
119 * config/mips/t-isa3264: New file.
121 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
123 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
124 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
125 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
127 * reorg.c (fill_slots_from_thread): After call to
128 steal_delay_list_from_target, update own_thread as new_thread may
131 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
133 * cpperror.c (print_location): Take line and column, for
134 default positioning use the previously lexed token.
135 (_cpp_begin_message): Take line and column.
136 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
137 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
138 * cpphash.h (_cpp_begin_message): Update prototype.
139 * cppinit.c (push_include): Don't set output line.
140 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
141 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
142 (do_pragma): Kludge for front ends. Don't expand macros at all.
143 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
144 (struct cpp_token): Remove output_line.
145 (struct cpp_callbacks): New member line_change.
146 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
147 cpp_get_token): Preserve BOL flag.
148 (cpp_get_line): Remove.
149 (_cpp_backup_tokens): Remove useless abort().
150 * cppmain.c (cb_line_change): New.
151 (scan_translation_unit): Don't worry about starting new lines here.
152 * scan-decls.c (scan_decls): Update.
153 * c-lex.c (c_lex, init_c_lex): Update.
154 (cb_line_change, src_lineno): New.
156 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
158 * tree.c (append_random_chars): Generate the random
159 characters in a reproducable fashion.
161 2001-09-14 Richard Henderson <rth@redhat.com>
163 * config/i386/i386.c (internal_label_prefix): New.
164 (internal_label_prefix_len): New.
165 (override_options): Set them.
166 (local_symbolic_operand): New.
167 (legitimate_pic_address_disp_p): Use it.
168 (legitimize_pic_address): Likewise.
170 2001-09-14 Marc Espie <espie@openbsd.org>
172 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
175 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
177 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
178 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
180 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
182 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
183 invocation of SUBREG_REGNO_OFFSET.
185 * haifa-sched.c: Fix typo in FSF copyright statement.
186 * sched-deps.c: Fix typo in FSF copyright statement.
187 * sched-ebb.c: Fix typo in FSF copyright statement.
188 * sched-rgn.c: Fix typo in FSF copyright statement.
189 * sched-vis.c: Fix typo in FSF copyright statement.
191 * config.gcc: Move inclusion of arm elf specific header files
192 from the files themselves into the tm_file variable. Make
193 sure that elfos.h is included before target specific elf
195 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
197 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
198 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
199 ASM_OUTPUT_CASE_LABEL): Protect definition.
200 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
202 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
203 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
204 Remove duplicate definition.
205 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
206 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
207 (RDATA_SECTION_FUNCTION): Remove redundant definition.
208 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
209 Remove inclusion of arm/elf.h.
210 * config/arm/unknown-elf.h: as for conix-elf.h.
211 (STARTFILE_SPEC): Include crti.o and crtn.o.
212 * config/arm/linux-elf.h: as for conix-elf.h.
213 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
214 * config/arm/strongarm-elf.h: Remove inclusion of
216 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
217 * config/arm/unknown-elf-oabi.h: Remove inclusion of
218 unknown-elf.h and elf.h.
219 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
220 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
221 ASM_WEAKEN_LABEL): Remove redundant definition.
222 * config/arm/elf.h: Test for inclusion of elfos.h
223 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
224 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
225 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
226 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
227 redundant definition.
228 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
229 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
230 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
231 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
232 Add rules to build crti.o and crtn.o
233 * crti.asm: New file.
234 * crtn.asm: New file.
236 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
238 * c-parse.in (_yylex): Use _cpp_backup_tokens.
239 * cpphash.h (struct tokenrun): Add prev.
240 (struct lexer_state): Remove bol.
241 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
242 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
244 * cppinit.c (cpp_create_reader): Don't set bol.
245 (cpp_destroy): Don't free lookaheads.
246 * cpplex.c (lex_directive): Remove.
247 (next_tokenrun): Update.
248 (_cpp_lex_token): Clean up logic.
249 (lex_token): Update to return a pointer to lexed token, since it
250 can move to the start of the buffer. Simpify newline handling.
251 * cpplib.c (SEEN_EOL): Update.
252 (skip_rest_of_line): Remove lookahead stuff.
253 (end_directive): Line numbers are already incremented. Revert
254 to start of lexed token buffer if we can.
255 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
256 parse_answer): Use _cpp_backup_tokens.
257 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
258 instead. Don't check for EOL.
259 (do_include_common, do_line, do_pragma_system_header): Use
261 * cpplib.h (BOL, _cpp_backup_tokens): New.
262 * cppmacro.c (save_lookahead_token, take_lookahead_token,
263 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
264 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
265 (builtin_macro): Don't use cpp_get_line.
266 (cpp_get_line): Short term kludge.
267 (parse_arg): Handle directives in arguments here. Back up when
268 appropriate. Store EOF at end of argument list.
269 (funlike_invocation_p): Use _cpp_backup_tokens.
270 (push_arg_context): Account for EOF at end of list.
271 (cpp_get_token): Remove lookahead stuff. Update.
273 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
275 * c-parse.in (yyerror): Const-ification and/or static-ization.
276 * c-typeck.c (push_member_name): Likewise.
277 * collect2.c (main): Likewise.
278 * dbxout.c (dbxout_parms): Likewise.
279 * diagnostic.c (format_with_decl): Likewise.
280 * dwarf2out.c (output_ranges): Likewise.
281 * dwarfout.c (fundamental_type_code): Likewise.
282 * except.c (dw2_output_call_site_table): Likewise.
283 * gcc.c (do_spec_1): Likewise.
284 * genopinit.c (optabs): Likewise.
285 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
286 gen_declaration_1, handle_impent): Likewise.
287 * protoize.c (default_include, in_system_include_dir, abspath):
289 * sched-vis.c (visualize_stall_cycles): Likewise.
290 * sdbout.c (plain_type_1, sdbout_end_function,
291 sdbout_end_epilogue): Likewise.
292 * varasm.c (decode_reg_name): Likewise.
294 * 1750a.c (mod_regno_adjust): Likewise.
295 * alpha.c (alpha_write_one_linkage,
296 unicosmk_output_default_externs): Likewise.
297 * arm.c (arm_condition_codes): Likewise.
298 * arm.h (arm_condition_codes): Likewise.
299 * avr.c (output_movsisf, encode_section_info): Likewise.
300 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
302 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
303 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
304 * m88k.c (output_function_profiler): Likewise.
305 * mips.c (mips_output_conditional_branch): Likewise.
306 * ns32k.c (ns32k_out_reg_names): Likewise.
307 * ns32k.h (ns32k_out_reg_names): Likewise.
308 * pj.c (pj_output_rval): Likewise.
309 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
310 * sparc.c (sparc_flat_function_prologue,
311 sparc_flat_function_epilogue): Likewise.
313 2001-09-13 Markus Werle <numerical.simulation@web.de>
314 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
316 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
317 Aachen University of Technology".
319 2001-09-13 Andreas Schwab <schwab@suse.de>
321 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
324 2001-09-13 Richard Henderson <rth@redhat.com>
326 * config/alpha/alpha.c (small_symbolic_operand): New.
327 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
328 (some_operand, input_operand): Don't handle HIGH.
329 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
330 (alpha_expand_mov): Likewise.
331 (print_operand) [H]: Just print HIGH symbol.
332 (print_operand_address): Handle small data.
333 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
334 (TARGET_SWITCHES): Add -msmall-data/large-data.
335 (PIC_OFFSET_TABLE_REGNUM): New.
336 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
337 (PREDICATE_COES): Update.
338 * config/alpha/alpha.md (adddi_er_high): New.
339 (adddi_er_low): Handle small data.
340 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
341 prefer .sdata to .rodata.
342 (SELECT_RTX_SECTION): Likewise.
344 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
346 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
347 defining __size_t and leaving size_t undefined.
349 2001-09-12 Diego Novillo <dnovillo@redhat.com>
351 * basic-block.h (expunge_block): Declare.
352 * cfg.c (expunge_block): Remove static declaration.
354 2001-09-12 Richard Henderson <rth@redhat.com>
356 * integrate.c (copy_insn_list): Copy label name from
357 NOTE_INSN_DELETED_LABEL.
359 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
361 * c-common.c (c_tree_code_name): Const-ification.
362 * c-decl.c (c_decode_option): Likewise.
363 * c-typeck.c (warn_for_assignment): Likewise.
364 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
366 * cppinit.c (output_deps): Likewise.
367 * dependence.c (dependence_string, direction_string): Likewise.
368 * dwarf2out.c (output_ranges): Likewise.
369 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
370 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
371 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
372 standard_startfile_prefix, standard_startfile_prefix_1,
373 standard_startfile_prefix_2, tooldir_base_prefix,
374 standard_bindir_prefix, find_a_file): Likewise.
375 * genattrtab.c (make_length_attrs): Likewise.
376 * gencheck.c (tree_codes): Likewise.
377 * genemit.c (gen_split): Likewise.
378 * genrecog.c (special_mode_pred_table): Likewise.
379 * graph.c (graph_ext): Likewise.
380 * protoize (default_include): Likewise.
381 * reload.c (reload_when_needed_name): Likewise.
382 * sched-vis.c (visualize_stall_cycles): Likewise.
383 * tlink.c (recompile_files): Likewise.
384 * toplev.c (decode_g_option): Likewise.
385 * tradcpp.c (output_deps): Likewise.
386 * varasm.c (decode_reg_name): Likewise.
388 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
391 * avr.c (avr_regnames, encode_section_info): Likewise.
392 * c4x.c (float_reg_names): Likewise.
393 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
394 * elfos.h (const_section): Likewise.
395 * i386.c (ix86_comp_type_attributes): Likewise.
396 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
397 * ia64/aix.h (UNIQUE_SECTION): Likewise.
398 * ia64.c (type_names): Likewise.
399 * m68hc11.c (reg_class_names): Likewise.
400 * m88k.c (m_options): Likewise.
401 * mips.c (mips_output_conditional_branch, mips_unique_section):
403 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
404 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
405 ultra_code_names): Likewise.
406 * sparc.h (OVERRIDE_OPTIONS): Likewise.
408 2001-09-12 Jakub Jelinek <jakub@redhat.com>
410 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
411 Use --fatal-warnings option for gas.
412 * configure: Rebuilt.
414 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
416 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
418 2001-09-11 Jim Wilson <wilson@redhat.com>
420 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
422 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
424 * builtins.c (c_strlen): Treat an offset too large for a
425 HOST_WIDE_INT as out of range.
427 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
429 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
430 (EDGE_CRITICAL_P): New predicate.
431 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
433 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
434 (dump_edge_info): Remove "crit".
435 * cfganal.c (mark_critical_edges): Kill.
436 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
437 * cfgcleanup.c (cleanup_cfg): Likewise.
438 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
439 (find_spanning_tree): Likewise.
440 * reg-stack.c (convert_regs_1): Likewise.
441 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
443 * basic-block.h (create_basic_block_structure): New.
444 (create_basic_block): Update prototype.
445 (force_nonfallthru): New.
446 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
447 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
448 handle updating of block_for_insn, creating of empty BBs and BBs at
449 the end of INSN chain.
450 (create_basic_block): New function.
451 (split_block): Use create_basic_block.
452 (force_nonfallthru_and_redirect): Break out from ...; cleanup
453 (redirect_edge_and_branch_force): ... here.
454 (force_nonfallthru): New.
455 (split_edge): Rewrite to use force_nonfallthru and create_block.
456 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
457 (find_basic_blocks): Free basic_block_for_insn.
458 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
460 * cfg.c: Fix formating.
461 * cfgcleanup.c: Fix formating.
462 (merge_blocks, tail_recursion_label_p): Return bool.
463 (merge_blocks_move_predecessor_nojumps,
464 merge_blocks_move_successor_nojumps): Return void.
466 2001-09-11 Jakub Jelinek <jakub@redhat.com>
468 * configure.in: Check whether assembler supports section merging.
469 * config.in: Rebuilt.
470 * configure: Rebuilt.
471 * varasm.c (variable_section, output_constant_pool): Pass alignment
472 to SELECT_SECTION and SELECT_RTX_SECTION.
473 (mergeable_string_section): New.
474 (mergeable_constant_section): New.
475 (default_elf_asm_named_section): Output SECTION_MERGE and
476 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
477 * output.h (mergeable_string_section): New.
478 (mergeable_constant_section): New.
479 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
480 * toplev.c (flag_merge_constants): New.
481 (f_options): Add -fmerge-constants and -fmerge-all-constants
483 (toplev_main): Default to -fno-merge-constants if not optimizing.
484 * flags.h (flag_merge_constants): Add extern.
485 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
486 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
488 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
489 Define if assembler has working .subsection -1 support.
490 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
491 Put constant into special SHF_MERGE sections if the linker should
492 attempt to merge duplicates.
493 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
495 Put constant into special SHF_MERGE sections if the linker should
496 attempt to merge duplicates.
497 * config/alpha/elf.h: Likewise.
498 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
499 has working .subsection -1 support.
500 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
502 * config/svr3.h: Likewise.
503 * config/darwin.h: Likewise.
504 * config/arm/aof.h: Likewise.
505 * config/arm/linux-elf.h: Likewise.
506 * config/avr/avr.h: Likewise.
507 * config/c4x/c4x.h: Likewise.
508 * config/d30v/d30v.h: Likewise.
509 * config/i386/dgux.h: Likewise.
510 * config/i386/osfrose.h: Likewise.
511 * config/i386/sco5.h: Likewise.
512 * config/i386/svr3gas.h: Likewise.
513 * config/ia64/aix.h: Likewise.
514 * config/m32r/m32r.h: Likewise.
515 * config/m68k/m68k.h: Likewise.
516 * config/m88k/dgux.h: Likewise.
517 * config/m88k/m88k.h: Likewise.
518 * config/mcore/mcore-pe.h: Likewise.
519 * config/mips/mips.h: Likewise.
520 * config/pa/pa.h: Likewise.
521 * config/pa/pa-linux.h: Likewise.
522 * config/romp/romp.h: Likewise.
523 * config/rs6000/sysv4.h: Likewise.
524 * config/rs6000/xcoff.h: Likewise.
525 * config/s390/linux.h: Likewise.
526 * config/sparc/sparc.h: Likewise.
527 * config/sparc/sysv4.h: Likewise.
528 * config/stormy16/stormy16.h: Likewise.
529 * config/v850/v850.h: Likewise.
530 * config/vax/vms.h: Likewise.
531 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
532 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
533 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
534 default_elf_asm_named_section for SHF_MERGE sections.
536 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
538 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
541 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
543 * c-common.c (split_specs_attrs): Allow for empty attributes with
544 empty TREE_PURPOSE. Fixes PR c/4294.
546 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
548 * basic-block.h (cached_make_edge, make_single_succ): New.
549 (make_edge): Remove first parameter.
550 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
551 * cfg.c (cached_make_edge): Rename from make_edge; return newly
552 created edge; use obstack allocation.
553 (make_edge, make_single_succ_edge): New.
554 (first_removed_edge): New static variable.
555 (init_flow): Initialize first_removed_edge and n_edges.
556 (clear_edges): Use remove_edge.
557 (flow_delete_block): Likewise.
558 (remove_edge): Add removed edges to the removed edges list.
559 (split_block, redirect_edge_and_branch_force, split_edge):
561 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
562 (add_noreturn_fake_exit_edges): Likewise.
563 (connect_infinite_loops_to_exit): Liekwise.
564 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
565 Use cached_make_edge.
566 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
567 * profile.c (branch_prob): Update make_edge call.
568 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
570 2001-09-11 Richard Henderson <rth@redhat.com>
572 * config/alpha/alpha.c: Tidy formatting.
573 (local_symbolic_operand): Verify mode.
574 (alpha_sa_mask): Ignore unicos for eh_return.
575 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
576 * config/alpha/alpha.md (umk divsi patterns): Remove.
577 (extendsfdf2): Remove unicos check.
578 (tablejump): Merge vms and unicos code; always use direct set
581 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
583 * config.gcc (alpha*-*-unicosmk*): New target.
585 * config/alpha/alpha-protos.h (symbolic_operand,
586 unicosmk_add_call_info_word, unicosmk_add_extern,
587 unicosmk_defer_case_vector, unicosmk_unique_section,
588 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
589 unicosmk_asm_file_start, unicosmk_asm_file_end,
590 unicosmk_output_common): Declare.
592 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
593 direct_return, function_arg, alpha_va_start, alpha_va_arg,
594 alpha_does_function_need_gp, alpha_end_function): Support Cray
596 (alpha_init_machine_status, alpha_mark_machine_status,
597 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
598 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
599 unicosmk_asm_named_section, unicosmk_insert_attributes,
600 unicosmk_section_type_flags, symbolic_operand,
601 unicosmk_output_module_name, unicosmk_output_default_externs,
602 unicosmk_output_dex, unicosmk_output_externs,
603 unicosmk_output_addr_vec, unicosmk_ssib_name,
604 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
605 unicosmk_asm_file_end, unicosmk_output_common,
606 unicosmk_section_type_flags, unicosmk_unique_section,
607 unicosmk_add_call_info_word, unicosmk_text_section,
608 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
609 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
610 unicosmk_dex_count, unicosmk_special_name): New.
611 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
613 (get_aligned_mem, alpha_expand_unaligned_load,
614 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
615 alpha_expand_unaligned_store_words): Support big-endian mode.
616 (print_operand): Likewise. New format specifier 't'. Use
617 TARGET_AS_SLASH_BEFORE_SUFFIX.
618 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
619 (alpha_pv_save_size): Update with above change.
620 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
621 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
624 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
625 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
626 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
627 (EXTRA_CONSTRAINT): New constraint 'U'.
628 (PREDICATE_CODES): Add symbolic_operand.
630 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
631 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
632 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
633 (integer division and modulus patterns): Split in default and
635 (*divmodsi_internal, *divmoddi_internal): Disable for
637 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
638 little-endian and big-endian versions.
639 (ext, ins, msk): Likewise.
640 (extv, extzv, insv): Support big-endian mode.
641 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
642 (call_umk, call_value_umk, *call_umk, tablejump_umk,
643 *tablejump_umk_internal, *call_value_umk): New.
644 (*movdi_nofix): Add pattern for loading an address into a register on
646 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
647 (umk_mismatch_args, arg_home_umk): New.
648 (various insns): Don't use mov, fmov, nop, fnop and unop.
649 (realign): Support TARGET_ABI_UNICOSMK.
651 * config/alpha/unicosmk.h: New file.
652 * config/alpha/t-unicosmk: New file.
654 * fixinc/inclhack.def (unicosmk_restrict): New.
655 * fixinc/fixincl.x: Regenerate.
657 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
658 (wchar_t): Check for and define __WCHAR_T__.
660 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
662 * combine.c (simplify_shift_const): Treat shifts by the mode
665 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
667 * cpphash.h (struct tokenrun): New.
668 (struct cpp_context): New member bol.
669 (struct cpp_reader): New members.
670 (_cpp_init_tokenrun): New.
671 * cppinit.c (cpp_create_reader): Set up the token runs.
672 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
673 (lex_token): New internalised version of _cpp_lex_token. Don't
674 handle directives or the multiple include opimisation here any
675 more. Simply lex a token.
676 * cpplib.c (run_directive): Clear bol.
677 (_cpp_pop_buffer): Set bol.
678 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
681 2001-09-11 Michael Meissner <meissner@redhat.com>
683 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
684 give an error if the user uses -mfp32.
685 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
687 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
688 floating point register size.
689 (EXTRA_SPECS): Add CPP_FPR_SPEC.
691 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
692 HOST_WIDE_INT_PRINT_DEC to properly print the result of
694 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
695 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
697 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
699 * dbxout.c (dbxout_parms): Fix typo in comment.
700 * unroll.c (loop_find_equiv_value): Ditto.
701 * toplev.c (rest_of_compilation): Ditto.
702 * loop.c (scan_loop): Ditto.
703 * dwarf2out.c (struct dw_fde_struct): Ditto.
705 2001-09-10 Zack Weinberg <zackw@panix.com>
707 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
708 copying identifier when we're just going to throw it away.
709 (parse_identifier_slow): New routine to handle abnormal cases.
710 (_cpp_lex_token): Update call site.
712 * hashtable.c (ht_lookup): Don't assume that the string we've
713 been given is NUL-terminated.
714 * system.h: #define __builtin_expect(a, b) to (a) if not
717 2001-09-10 Michael Meissner <meissner@redhat.com>
719 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
722 2001-09-10 David Edelsohn <edelsohn@gnu.org>
724 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
726 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
728 * builtins.c (c_getstr): Correct thinko in last change and further
731 2001-09-10 Tim Freeman <tim@fungibole.com>
733 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
734 into varray's and register them as roots with the garbage
735 collector so they are not collected too soon.
737 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
739 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
741 * basic-block.h (flow_obstack, label_value_list,
742 tail_recursion_label_list): Declare
743 (tidy_fallthru_edges): Declare.
744 (expunge_block, last_loop_beg_note): Delete.
745 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
747 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
748 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
749 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
750 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
751 expunge_block, flow_delete_block, compute_bb_for_insn,
752 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
753 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
754 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
755 try_redirect_by_replacing_jump, last_loop_beg_note,
756 redirect_edge_and_branch, redirect_edge_and_branch_force,
757 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
758 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
759 commit_edge_insertions, dump_flow_info, debug_flow_info,
760 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
761 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
762 Move here from flow.c
763 * cfganal.c: New file.
764 (forwarder_block_p, can_fallthru, mark_critical_edges,
765 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
766 find_unreachable_blocks, create_edge_list, free_edge_list,
767 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
768 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
769 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
770 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
771 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
772 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
773 Move here from flow.c
774 * cfgbuild.c: New file
775 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
776 make_edges, find_basic_blocks_1, find_basic_blocks,
777 find_sub_basic_blocks): Move here from flow.c
778 * cfgcleanup.c: New file.
779 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
780 merge_blocks_move_predecessor_nojumps,
781 merge_blocks_move_successor_nojumps, merge_blocks,
782 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
783 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
784 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
786 * cfgloop.c: New file
787 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
788 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
789 flow_loop_exit_edges_find, flow_loop_nodes_find,
790 flow_loop_pre_header_scan, flow_loop_pre_header_find,
791 flow_loop_tree_node_add, flow_loops_tree_build,
792 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
793 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
794 Move here from flow.c
795 * flow.c: Remove everything moved elsewhere
796 * output.h (cleanup_cfg): Return bool.
798 * bb-reorder.c (reorder_block_def): Remove 'index'.
799 (insert_intra_1): Add argument BB, set block for new note.
800 (make_reorder_chain): Do not depdent on BB indexes.
801 (make_reorder_chain_1): Do not use BB indexes.
802 (label_for_bb): Likewise; set BB for new insn.
803 (emit_jump_to_block_after): Likewise.
804 (fixup_reoder_chain): Sanity check that all basic blocks
805 are chained; verify newly created insn chain; remove
806 undocnitional jump simplifying; Do not use BB indexes;
807 properly initialize count and frequency information;
808 dump reordered sequence.
809 (insert_intra_bb_scope_notes): update call of insert_intra_1.
810 (insert_inter_bb_scope_notes): Set block for new insn.
811 (reorder_basic_blocks): Dump flow info before reoredering.
813 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
815 * alias.c (clear_reg_alias_info): Use K&R format definition.
816 Avoid unsigned warning.
817 * builtins.c: Use "unsigned int", not "unsigned".
818 (target_char_cast): Use host_integerp and tree_low_cst.
819 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
820 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
821 (c_getstr): Likewise.
822 (std_expand_builtin_va_arg): Use int_size_in_bytes.
823 (builtin_memcpy_read_str): Avoid unsigned warning.
824 (expand_builtin_memcpy): Alignments are unsigned.
825 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
826 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
827 * predict.c (expensive_function_p): LIMIT now unsigned.
828 * resource.c (mark_target_live_regs): Make some vars unsigned.
829 * sdbout.c: Use "unsigned int", not "unsigned".
830 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
831 (sdbout_source_line): Likewise.
832 (sdbout_record_type_name): Remove "const" for NAME declaration.
833 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
835 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
837 * calls.c (store_one_arg): Expand comment.
839 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
841 * calls.c (store_one_arg): Make sure that the entire argument is
842 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
844 2001-09-09 Richard Henderson <rth@redhat.com>
846 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
848 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
850 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
852 2001-09-09 Richard Henderson <rth@redhat.com>
854 * config/alpha/alpha.c (alpha_next_sequence_number): New.
855 (alpha_this_literal_sequence_number): New.
856 (alpha_this_gpdisp_sequence_number): New.
857 (some_operand, input_operand): Add HIGH.
858 (local_symbolic_operand): New.
859 (alpha_encode_section_info): New.
860 (alpha_legitimate_address_p): Allow LO_SUM.
861 (alpha_legitimize_address): Generate HIGH+LO_SUM.
862 (alpha_expand_mov): Likewise.
863 (secondary_reload_class): Check memory_operand not general_operand
865 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
866 (alpha_expand_unaligned_store): Likewise.
867 (alpha_expand_unaligned_load_words): Likewise.
868 (alpha_expand_unaligned_store_words): Likewise.
869 (alpha_expand_block_clear): Likewise.
870 (print_operand): Handle %#, %*, %H.
871 (print_operand_address): Handle LO_SUM.
873 (alpha_does_function_need_gp): Use it.
874 (alpha_expand_block_move): Fix signed compare warnings.
875 (alpha_sa_mask, alpha_align_insns): Likewise.
876 * config/alpha/alpha-protos.h: Update.
877 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
878 (MASK_EXPLICIT_RELOCS): New.
879 (TARGET_SWITCHES): Add -mexplicit-relocs.
880 (EXTRA_CONSTRAINT): Add 'T'.
881 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
882 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
883 (ENCODE_SECTION_INFO): Out line.
884 (REDO_SECTION_INFO_P): New.
885 (STRIP_NAME_ENCODING): New.
886 (ASM_OUTPUT_LABELREF): New.
887 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
888 (PREDICATE_CODES): Update.
889 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
890 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
891 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
892 builtin_setjmp_receiver_er, exception_receiver_1_er,
893 call_value_osf_1_er): New patterns.
894 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
895 (movqi, movhi, movsi): Add explicit $31 base register to lda.
896 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
897 (FINAL_PRESCAN_INSN): New.
899 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
901 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
903 2001-09-08 Andreas Jaeger <aj@suse.de>
905 * i386.h (TARGET_SWITCHES): Fix description.
907 2001-09-07 David Edelsohn <edelsohn@gnu.org>
909 * rs6000.c (num_insns_constant): Compute number of instructions
912 * doc/install.texi: Explain AIX exception handling work-around.
913 Update URL for AIX fixes.
915 2001-09-07 Jim Wilson <wilson@redhat.com>
917 * alias.c (clear_reg_alias_info): New.
918 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
919 * rtl.h (clear_reg_alias_info): Declare.
921 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
923 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
925 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
926 (m16m,edivm,emulm): Change declaration to match definition.
928 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
930 * reload.c (push_reload): Check for subreg_lowpart_p instead of
931 SUBREG_BYTE being 0 when determining if the inner part of a subreg
934 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
936 * c-common.c (signed_or_unsigned_type): Handle machine mode types
937 which have no corresponding C type.
938 * fold_const.c (target_isinf,target_isnan,target_negative): Update
939 the representation of 64-bit doubles to work with 64-bit ints.
941 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
943 * config/mips/mips.c (override_options): Do not override ISA when ABI
944 specified if MIPS_CPU_STRING_DEFAULT was specified.
946 2001-09-07 Richard Henderson <rth@redhat.com>
948 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
949 (express_from_1): Wrap lines.
950 * rtlanal.c (commutative_operand_precedence): Rename from
951 operand_preference; export.
953 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
954 (simplify_binary_operation): Invoke simplify_plus_minus on
955 (CONST (PLUS ...)) as well.
956 (struct simplify_plus_minus_op_data): New.
957 (simplify_plus_minus_op_data_cmp): New.
958 (simplify_plus_minus): Use them. Avoid infinite recursion with
959 simplify_binary_operation wrt CONST.
961 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
963 * h8300-protos.h (general_operand_dst_push): Remove.
964 * h8300.c (general_operand_dst_push): Likewise.
965 * h8300.h (OK_FOR_T): Likewise.
966 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
967 * h8300.md (pushqi_h8300): New.
968 (pushqi_h8300hs): Likewise.
970 (pushhi_h8300): Likewise.
971 (pushhi_h8300hs): Likewise.
974 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
976 * genattrtab.c (attr_printf): First arg is unsigned.
977 Clean up formatting of callers.
979 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
981 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
984 2001-09-07 Andreas Jaeger <aj@suse.de>
986 * i386.h (TARGET_SWITCHES): Fix descriptions.
988 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
990 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
992 2001-09-06 Ira Ruben <ira@apple.com>
994 Remove OP_IDENTIFIER.
995 * tree.def (OP_IDENTIFIER): Remove.
996 * tree.c (tree_node_kind enum): Remove op_id_kind.
997 (tree_node_kind_names): Remove "op_identifiers".
998 (make_node): Remove OP_IDENTIFIER test.
999 (build_op_identifier): Removed because it isn't being used.
1000 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
1001 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
1003 2001-09-06 Richard Henderson <rth@redhat.com>
1005 * simplify-rtx.c (simplify_binary_operation): Revert last change.
1007 2001-09-06 Richard Henderson <rth@redhat.com>
1009 * simplify-rtx.c (simplify_binary_operation): Simplify contents
1012 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1014 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
1015 number used for CR register.
1017 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1018 Joern Rennecke (amylaar@cygnus.com)
1020 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1021 * h8300.c (initial_offset): Handle offset between RP and FP.
1022 (h8300_return_addr_rtx): New function.
1023 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1025 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1026 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1027 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1028 (CAN_ELIMINATE, REGISTER_NAMES):
1029 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1031 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1033 Remove TYPE_NONCOPIED_PARTS.
1034 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1035 (struct tree_type): Remove noncopied_parts.
1036 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1037 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1038 (fixed_type_p): Remove.
1039 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1040 (expand_expr, MODIFY_EXPR): Likewise.
1041 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1042 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1044 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1046 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1048 (mask64_operand): Likewise.
1049 (includes_rldic_lshift_p): Likewise.
1050 (includes_rldicr_lshift_p): Likewise.
1052 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1054 * objc/objc-act.c (build_message_expr): If a class method cannot
1055 be found, do not issue a warning if a corresponding instance
1056 method exists in the root class.
1058 2001-09-05 Richard Henderson <rth@redhat.com>
1060 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1062 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1064 * function.c (ggc_mark_struct_function): Mark f->outer.
1065 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1066 * integrate.c (output_inline_function): ... not here.
1068 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1070 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1072 * i386.c (size_cost): New static variable.
1073 (override_function): Use size_cost when -Os is specified.
1075 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1076 properly; Use current_function_calls_eh_return.
1077 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1078 use leave to avoid depdendancy chain.
1080 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1081 get BB loop_depth instead of computing it from LOOP notes.
1083 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1085 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1087 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1088 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1089 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1091 2001-09-05 Jeffrey A Law (law@cygnus.com)
1092 Jason Merrill (jason@redhat.com)
1094 * stor-layout.c (layout_type): Complain if an array's size can
1095 not be represented in a size_t.
1097 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1099 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1101 * gcc.c: (process_command) Add parentheses around assignment
1102 used as truth value.
1104 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1106 * config/mips/mips.c (save_restore_insns): Don't mark any register
1107 save slots as unchanging if current_function_calls_eh_return.
1109 2001-09-05 Richard Henderson <rth@redhat.com>
1111 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1112 * config/alpha/alpha-protos.h: Declare it.
1113 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1114 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1115 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1116 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1117 (REG_OK_FOR_BASE_P): Select one of the above.
1119 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1121 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1122 (crti.o): Prefix name of object file with $(T).
1125 2001-09-05 David S. Miller <davem@redhat.com>
1127 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1128 * config/sparc/linux64.h: Likewise.
1130 2001-09-05 Andreas Jaeger <aj@suse.de>
1132 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1133 available anymore, remove the documentation.
1134 (i386 Options): Fix typo, cleanup index entries.
1136 * prefix.c (concat): Remove, we can use the version from liberty.
1138 2001-09-05 Richard Henderson <rth@redhat.com>
1140 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1141 New functions split out of md file expanders.
1142 * config/alpha/alpha-protos.h: Declare them.
1143 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1145 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1147 * cppmacro.c (funlike_invocation_p): No need to restore context.
1149 2001-09-04 Richard Henderson <rth@redhat.com>
1151 * reload.c (push_reload): Export.
1152 * reload.h (push_reload): Declare it.
1154 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1155 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1156 * config/alpha/alpha.c (alpha_legitimize_address): New.
1157 (alpha_legitimize_reload_address): Likewise.
1158 * config/alpha/alpha-protos.h: Declare them.
1160 2001-09-04 Stan Shebs <shebs@apple.com>
1162 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1163 * config/darwin.c (machopic_stub_name): Account for internally
1164 generated lib calls such as memcpy.
1166 2001-09-04 Richard Henderson <rth@redhat.com>
1168 * unwind.h (_UA_END_OF_STACK): New flag.
1169 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1171 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1173 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1175 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1177 * config/mips/mips.c (save_restore_insns): Change base_offset to
1178 fp_offset in second call to mips_emit_frame_related_store.
1180 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1182 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1183 sometimes be represented as a NOTE of type
1184 NOTE_INSN_DELETED_LABEL.
1185 (Insns): Document NOTE_INSN_DELETED_LABEL.
1187 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1189 * c-common.h (tree_dump_index): Add more comments.
1190 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1191 (dump_option_value_info): New struct.
1192 (dump_options): New array.
1193 (dump_switch_p): Parse switch options symbolically.
1194 * doc/invoke.texi (-fdump-ast): Rename to ...
1195 (-fdump-tree): ... here. Document that options are symbolic, and
1196 not all are applicable.
1198 2001-09-04 David S. Miller <davem@redhat.com>
1200 * config/sparc/sparc.md (define_splits): Kill constraints.
1202 Cleanup redundant and unused insn attributes.
1203 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1204 binary, and move. Mark ialu as default.
1205 (commented out define_function_unit "alu"): Kill.
1206 (define_attr "use_clobbered"): Kill.
1207 (whole file): Kill address insn type references. Replace
1208 all unary/binary/move references with ialu.
1209 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1210 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1213 Simplify length insn attribute and make more judicious use
1214 of insn attribute defaulting.
1215 * config/sparc/sparc.md (all insns with length > one): Mark as
1216 insn type multi if real instructions, else use default if
1217 it is a forced splitter.
1218 (all insns with length == one): Use default insn length.
1219 (all insns of type ialu): Use default insn type.
1221 Fix erroneous insn attribute settings.
1222 (addx): Set insn type to misc.
1223 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1224 const_umulsidi3_sp64): Set insn type to imul.
1226 Track SFmode vs DFmode insns according to UltraSPARC
1228 * config/sparc/sparc.md ("fptype"): New attribute, default
1230 (all DFmode single insns): Mark as fptype "double".
1232 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1234 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1236 2001-09-03 Richard Henderson <rth@redhat.com>
1238 * function.h (struct function): Add arg_pointer_save_area_init.
1239 * function.c (expand_function_end): Init arg_pointer_save_area.
1240 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1241 when called from a nested function.
1243 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1245 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1248 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1250 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1252 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1254 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1255 (emit_push_insn): Use specified padding direction when
1256 STACK_PUSH_CODE is POST_INC.
1258 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1260 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1262 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1264 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1266 * cppinit.c (cpp_start_read): Free the imacros list as we
1267 traverse it. Don't free the chains before returning.
1268 (_cpp_push_next_buffer): Only try pushing buffers if we've
1269 completed -imacros handling.
1271 2001-08-31 Eric Christopher <echristo@redhat.com>
1273 * gcc.c (handle_braces): Add explaination for abort.
1275 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1277 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1278 move adjustment of bitpos instead.
1280 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1282 * function.c: Remove all_functions. Make outer_function_chain
1284 (init_function_start): Don't add new function structure to
1286 (find_function_data, push_function_context_to,
1287 pop_function_context_from, put_var_into_stack,
1288 trampoline_address): Update for changed structure element names.
1289 (push_function_context_to): Disentangle.
1290 (free_after_compilation): Also free F.
1291 (expand_dummy_function_end): Don't free cfun here.
1292 (put_var_into_stack): Comment why we can't use find_function_data here.
1293 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1294 (mark_function_chain): Split into maybe_mark_struct_function and
1295 ggc_mark_struct_function. Export the latter.
1296 (init_function_once): Mark from cfun and outer_function_chain;
1299 * function.h (struct function): Kill next_global. Rename next
1300 to outer. All users updated to match.
1301 (all_functions, outer_function_chain): Don't declare.
1303 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1304 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1305 don't touch f->inlinable, after calling rest_of_compilation.
1307 * tree.h: Forward-declare struct function. Prototype
1308 ggc_mark_struct_function.
1310 2001-08-31 Kazu Hirata <kazu@hxi.com>
1312 * config/h8300/h8300.md (*andorhi3): Fix typos.
1314 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1316 * calls.c (emit_library_call_value): Don't use a fixed
1317 argument after VA_CLOSE, i.e. out of scope in traditional C.
1319 * emit-rtl.c (gen_rtvec): Likewise.
1321 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1323 * Makefile.in (c-pragma.o): Depend on output.h.
1324 (reorg.o): Depend on except.h.
1326 * c-pragma.c: Include output.h.
1328 * reorg.c: Include except.h.
1330 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1332 2001-08-31 Richard Henderson <rth@redhat.com>
1334 * sched-deps.c (add_dependence): Don't elide dependancy if the
1335 conditional used by insn is modified in elem.
1337 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1339 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1341 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1343 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1346 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1348 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1350 (stormy16_asm_out_constructor): New function.
1351 (TARGET_ASM_CONSTRUCTOR): Define.
1352 (TARGET_ASM_DESTRUCTOR): Define.
1354 2001-08-31 Andreas Jaeger <aj@suse.de>
1356 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1357 * loop.c (add_label_notes): Likewise.
1358 * reload.c (find_reloads): Likewise.
1359 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1361 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1363 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1364 code here. Take _Unwind_{W,Sw}ord*.
1365 (read_encoded_value_with_base): Use them.
1366 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1368 (extract_cie_info): Simplify read_?leb128 handling.
1369 (execute_stack_op, execute_cfa_program): Likewise.
1370 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1372 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1374 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1375 the frame pointer to pop the stack if convenient.
1377 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1378 Don't use post-increment before combine.
1379 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1380 a call-saved register.
1382 2001-08-31 Andreas Jaeger <aj@suse.de>
1384 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1387 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1389 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1390 not DIV/MOD, of course.
1392 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1394 * rtl.def: Undo my patch commited 2001-08-27.
1396 * genattrtab.c: Ditto.
1400 * sched-int.h: Ditto.
1402 * target-def.h: Ditto.
1406 * haifa-sched.c: Ditto.
1408 * sched-rgn.c: Ditto.
1410 * sched-vis.c: Ditto.
1412 * Makefile.in: Ditto.
1414 * doc/md.texi: Ditto.
1416 * doc/tm.texi: Ditto.
1418 * doc/contrib.texi: Ditto.
1420 * doc/gcc.texi: Ditto.
1422 * genattrtab.h: Remove it.
1424 * genautomata.c: Remove it.
1426 * genattr.c: Undo my patch and Richard Henderson's patch commited
1429 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
1431 * config.gcc (h8300-*-elf*): New case.
1432 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
1433 (SUBTARGET_CPP_SPEC): Define.
1434 (EXTRA_SPECS): Define.
1435 (SUBTARGET_EXTRA_SPECS): Define.
1436 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
1437 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
1439 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
1441 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
1442 (LIB2FUNCS_EXTRA): Define.
1443 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
1444 config/h8300/fixunssfsi.c: New file.
1446 2001-08-30 Kazu Hirata <kazu@hxi.com>
1448 * config/h8300/h8300.md (zero_extendqihi2): Changes to
1449 define_expand to accomodate target-specific attributes.
1450 (anonymous zero_extendqihi2 patterns): New.
1452 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
1454 * h8300.md (*andorhi3): New pattern.
1456 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
1458 * h8300.c (dosize): Fix test for "sub".
1460 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
1462 * c-typeck.c (pointer_diff): Try to eliminate common term before
1465 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
1467 * config/arm/arm.c (arm_compute_initial_elimination_offset):
1468 Account for the saves of the FP registers.
1470 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
1471 (TEXT_SECTION_ASM_OP): Define.
1472 (INIT_SECTION_ASM_OP): Define.
1473 (FINI_SECTION_ASM_OP): Define.
1474 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
1475 (RDATA_SECTION_FUNCITON): Provide prototype.
1477 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
1479 * reload1.c (move2add_note_store): Correct typo checking for
1482 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
1484 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
1485 note should not be considered outside the libcall block.
1487 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1489 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
1491 2001-08-29 Kazu Hirata <kazu@hxi.com>
1493 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
1495 2001-08-29 Kazu Hirata <kazu@hxi.com>
1497 * config/h8300/h8300-protos.h: Add a prototype for
1499 * config/h8300/h8300.c (emit_logical_op): New.
1500 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
1507 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1509 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
1510 comparison with rtx INTVAL.
1511 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
1513 * pa.h (FUNCTION_ARG_SIZE): Likewise.
1515 2001-08-29 Kazu Hirata <kazu@hxi.com>
1517 * config/h8300/lib1funcs.asm: Update the copyright. Fix
1520 2001-08-29 Kazu Hirata <kazu@hxi.com>
1522 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
1523 (reg n) to (mem (pre_dec (reg n))
1524 (anonymous movsi pattern): Likewise.
1526 2001-08-29 Kazu Hirata <kazu@hxi.com>
1528 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
1530 2001-08-29 Kazu Hirata <kazu@hxi.com>
1532 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
1533 several special constants.
1535 2001-08-29 Kazu Hirata <kazu@hxi.com>
1537 * config/h8300/lib1funcs.asm: Fix comment typos.
1539 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1541 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
1542 Fix format specifier warnings.
1544 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
1545 inet_makeaddr, semctl): Prototype.
1547 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
1548 (save_restore_insns): Use base_offset, not gp_offset.
1550 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
1551 (ASM_OUTPUT_BYTE): Fix format specifier warning.
1553 2001-08-29 Richard Henderson <rth@redhat.com>
1555 * bb-reorder.c (function_tail_eff_head): New.
1556 (record_effective_endpoints): Set it.
1557 (fixup_reorder_chain): Use it.
1559 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1561 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
1563 2001-08-28 Dale Johannesen <dalej@apple.com>
1565 * config/darwin.c (machopic_function_base_name): Add const
1566 qualifier to a string.
1567 (darwin_encode_section_info): Ditto.
1569 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1571 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
1572 function definition.
1574 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1576 * df.h (struct df): Add rts_order variable.
1578 * df.c (df_visit_next_rts): New function.
1579 (df_visit_next): Renamed to df_visit_next_rc
1580 (df_analyse_1): Allocate/compute/free rts_order as well.
1581 (df_rd_global_compute): Use df_visit_next_rc instead of
1583 (df_ru_global_compute): Use df_visit_next_rts instead of
1586 * flow.c (flow_reverse_top_sort_order_compute): New function.
1588 * basic-block.h: Add prototype.
1590 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
1592 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
1593 blocks, the BB_REACHABLE is now set, rather than aux being
1594 non-NULL. Update the test to reflect this.
1596 2001-08-28 Eric Christopher <echristo@redhat.com>
1598 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
1599 config/mips/crti.asm: Ditto.
1601 2001-08-28 Eric Christopher <echristo@redhat.com>
1602 Richard Henderson <rth@redhat.com>
1604 * c-pragma.h (add_weak): Move prototype from here...
1605 * output.h (add_weak): ... to here.
1606 * varasm.c (add_weak): Fix typo.
1607 * config/mips/crti.asm: New file.
1608 * config/mips/crtn.asm: Ditto.
1609 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
1610 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
1611 (INVOKE__main): Ditto.
1612 (INIT_SECTION_ASM_OP): New.
1613 (FINI_SECTION_ASM_OP): Ditto.
1614 (STARTFILE_SPEC): Add crti.
1615 (ENDFILE_SPEC): Add crtn.
1616 * config/mips/elf64.h: Same.
1617 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
1619 * config/mips/vxworks.h: Ditto.
1620 * config/mips/t-elf: Support crti and crtn.
1622 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
1624 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
1627 2001-08-28 Richard Henderson <rth@redhat.com>
1629 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
1630 (one_cmplbi2 splitter): Remove redundant test.
1632 2001-08-28 Dale Johannesen <dalej@apple.com>
1634 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
1636 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
1638 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
1640 2001-08-28 Stan Shebs <shebs@apple.com>
1642 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
1643 (UNALIGNED_SHORT_ASM_OP): Define.
1644 (UNALIGNED_INT_ASM_OP): Define.
1646 2001-08-28 Will Cohen <wcohen@redhat.com>
1648 * config/rs6000/rs6000.md (store_multiple): Correct RTL
1649 generation for first set.
1651 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1653 * flow.c (redirect_edge_succ_nodup): Return new edge.
1654 (try_simplify_condjump): Use new edge.
1655 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
1657 * cse.c (cse_basic_block): Skip note instructions.
1659 2001-08-27 Richard Henderson <rth@redhat.com>
1661 * combine.c (combine_simplify_rtx): Don't reverse condition
1662 if there is no reverse for the condition.
1663 (simplify_comparison): Don't simplify subregs from INT to FP.
1665 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
1666 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
1667 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
1668 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
1669 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
1670 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
1672 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1674 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
1675 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
1677 (adddi_dilshr32, adddi_dishl32): Only data register can be
1678 source for mem destination.
1680 * expmed.c (store_bit_field): Ignore adjustment to bitpos
1681 and use bitnum to decide about register move.
1683 2001-08-27 Richard Henderson <rth@redhat.com>
1685 * genattr.c (main): Emit state_t even when not doing scheduling.
1687 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1688 Richard Henderson <rth@redhat.com>
1690 * gcse.c (reg_first_set, reg_last_set): Replace with ...
1691 (reg_avail_info, current_bb): ... these.
1692 (oprs_unchanged_p, record_last_reg_set_info): Use them.
1693 (compute_hash_table): Likewise.
1695 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
1697 * flow.c (verify_flow_info): Use checksums to verify edges.
1699 2001-08-27 Richard Henderson <rth@redhat.com>
1701 * genautomata.c (expand_automata): Always create a description.
1703 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1705 * optabs.c (expand_binop): Correctly handle the carry in multiword
1706 add/subtract operations.
1708 2001-08-27 Fred Fish <fnf@be.com>
1710 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
1713 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
1715 * reload.c (find_reloads_toplev): Back out this change:
1717 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1719 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1720 mem if the address is a mode_dependent_address_p.
1722 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1724 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1725 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1726 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1729 * genattr.c (main): New variable num_insn_reservations. Increase
1730 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1731 pipeline hazard recognizer interface.
1733 * genattrtab.h: New file.
1735 * genattrtab.c: Include genattrtab.h.
1736 (attr_printf, check_attr_test, make_internal_attr,
1737 make_numeric_value): Move protypes into genattrtab.h. Define them
1739 (num_dfa_decls): New global variable.
1740 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1741 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1742 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1743 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1745 * genautomata.c: New file.
1747 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1749 * sched-int.h: (curr_state): Add the external definition for
1750 automaton pipeline interface.
1751 (haifa_insn_data): Add comments for members blockage and units.
1753 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1754 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1755 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1756 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1757 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1758 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1759 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1761 (TARGET_SCHED): Use the new macros.
1763 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1764 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1765 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1766 dfa_bubble): New members in gcc_target.sched.
1768 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1769 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1770 (insn_queue): Redefine it as pointer to array.
1771 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1773 (max_insn_queue_index_macro_value): New variable.
1774 (curr_state, dfa_state_size, ready_try): New varaibles for
1775 automaton interface.
1776 (ready_element, ready_remove, max_issue): New function prototypes
1777 for automaton interface.
1778 (choose_ready): New function prototype.
1779 (insn_unit, blockage_range): Add comments.
1780 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1781 FUNCTION_UNITS_SIZE == 0.
1782 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1783 actual_hazard, potential_hazard): Add comments.
1784 (insn_cost): Use cost -1 as undefined value. Remove
1785 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1787 (ready_element, ready_remove): New functions for automaton
1789 (schedule_insn): Add new code for automaton pipeline interface.
1790 (queue_to_ready): Add new code for automaton pipeline interface.
1791 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1792 (debug_ready_list): Print newline when the queue is empty.
1793 (max_issue): New function for automaton pipeline interface.
1794 (choose_ready): New function.
1795 (schedule_block): Add new code for automaton pipeline interface.
1796 Print ready list before scheduling each insn.
1797 (sched_init): Add new code for automaton pipeline interface.
1798 Initiate insn cost by -1.
1799 (sched_finish): Free the current automaton state and finalize
1800 automaton pipeline interface.
1802 * sched-rgn.c: Include target.h.
1803 (init_ready_list, new_ready, debug_dependencies): Add new code for
1804 automaton pipeline interface.
1806 * sched-vis.c: Include target.h.
1807 (get_visual_tbl_length): Add code for automaton interface.
1808 (target_units, print_block_visualization): Add comments.
1810 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1811 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1812 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1813 (getruntime.o, genautomata.o): New entries.
1814 (genattrtab.o): Add new dependency file genattrtab.h.
1815 (genattrtab): Add new dependencies. Link it with `libm.a'.
1816 (getruntime.o, hashtab.o): New entries for canadian cross.
1818 * doc/md.texi: Description of automaton based model.
1820 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1822 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1823 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1824 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1825 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1826 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1827 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1828 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1830 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1831 MAX_DFA_ISSUE_RATE): New macro descriptions.
1833 * doc/contrib.texi: Add dfa based scheduler contribution.
1835 * doc/gcc.texi: Add more information about genattrtab.
1837 2001-08-27 Diego Novillo <dnovillo@redhat.com>
1839 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
1842 2001-08-27 Richard Henderson <rth@redhat.com>
1844 * function.c (expand_function_end): Don't init arg_pointer_save_area.
1845 (get_arg_pointer_save_area): New. Create an init it here.
1846 (fix_lexical_addr): Use it.
1847 * function.h: Declare it.
1848 * builtins.c (expand_builtin_setjmp_receiver): Use it.
1849 * stmt.c (expand_nl_goto_receiver): Use it.
1851 2001-08-27 Richard Henderson <rth@redhat.com>
1853 * final.c (final_scan_insn): Don't enter APP_ON mode for
1856 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
1857 alignment for assemble_integer for DW_EH_PE_aligned.
1858 * except.c (output_function_exception_table): Likewise.
1860 2001-08-26 Andreas Jaeger <aj@suse.de>
1862 * c-tree.h: Add prototyp for c_sizeof_nowarn.
1864 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
1866 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
1868 2001-08-27 Alan Modra <amodra@bigpond.net.au>
1870 * config/rs6000/rs6000.c (mask_operand): Rewrite without
1872 (mask64_operand): Likewise.
1873 (rldic_operand): Delete.
1874 (includes_lshift64_p): Delete.
1875 (includes_rldic_lshift_p): New function.
1876 (includes_rldicr_lshift_p): New function.
1877 (print_operand): Don't call rldic_operand in case 'W'.
1878 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
1879 (includes_lshift64_p): Remove.
1880 (includes_rldic_lshift_p): Declare.
1881 (includes_rldicr_lshift_p): Declare.
1882 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
1883 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
1884 Replace match_operand rldic_operand predicate with
1885 const_int_operand. Replace includes_lshift64_p condition with
1886 includes_rldic_lshift_p.
1887 <ashldi3_internal 64 bit rldicr patterns>: New.
1889 2001-08-27 Andreas Jaeger <aj@suse.de>
1891 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
1892 * errors.c: Likewise.
1893 * final.c: Likewise.
1894 * dwarf2asm.c: Likewise.
1895 * doprint.c (checkit): Likewise.
1896 * diagnostic.c: Likewise.
1897 * collect2.c: Likewise.
1898 * calls.c: Likewise.
1899 * c-semantics.c (build_stmt): Likewise.
1900 * c-format.c (status_warning): Likewise.
1901 * c-errors.c (pedwarn_c99): Likewise.
1902 * builtins.c (validate_arglist): Likewise.
1903 * config/pj/pj.c (pj_printf): Likewise.
1904 * fix-header.c: Likewise.
1906 * gcov.c (fnotice): Likewise.
1907 * gensupport.c (message_with_line): Likewise.
1908 * mips-tfile.c: Likewise.
1909 * protoize.c (notice): Likewise.
1910 * read-rtl.c (fatal_with_file_and_line): Likewise.
1911 * rtl-error.c: Likewise.
1912 * tradcpp.c: Likewise.
1914 * cp/tree.c (build_min_nt): Likewise.
1915 (build_min): Likewise.
1916 * cp/lex.c: Likewise.
1917 * cp/errfn.c: Likewise.
1918 * cp/rtti.c (create_pseudo_type_info): Likewise.
1920 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
1922 * df.c (df_uses_record): Return after recording all uses
1925 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
1927 * df.c (df_insn_modify): Realloc the INSN table here, if
1928 necessary, here, too.
1930 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
1932 * config/mips/mips.c (mips_function_value): Handle complex return
1935 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
1937 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
1939 * reload.c (make_memloc): Copy result if it is still
1940 reg_equiv_memory_loc[regno] on return.
1941 (subst_reloads) [ENABLE_CHECKING]: Check that none of
1942 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
1943 reg_equiv_mem are modified by the substitutions.
1945 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1947 * predict.c (expensive_function_p): New.
1948 * rtl.h (expensive_function_p): Declare.
1949 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
1950 (use_fast_prologue_epilogue): New static variable.
1951 (expand_prologue): Set it; emit short prologues if unset.
1952 (expand_epilogue): Likewise.
1954 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
1956 * config.gcc: Add stormy16-*-elf case.
1957 * config/stormy16/stormy-abi: New file.
1958 * config/stormy16/stormy16-lib2.c: New file.
1959 * config/stormy16/stormy16-protos.h: New file.
1960 * config/stormy16/stormy16.c: New file.
1961 * config/stormy16/stormy16.h: New file.
1962 * config/stormy16/stormy16.md: New file.
1963 * config/stormy16/t-stormy16: New file.
1965 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1967 * i386.h (no-accumulate-outgoing-args): Use proper mask.
1969 2001-08-24 David Edelsohn <edelsohn@gnu.org>
1971 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
1972 descriptor members are pointer size, not constant 4.
1973 * config/rs6000/rs6000.md (define_splits): Remove more unused
1976 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1978 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1980 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
1982 * cp/rtti.c (VPARAMS): Fix parameter.
1984 2001-08-24 Zack Weinberg <zackw@panix.com>
1986 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
1988 (mode_for_extraction): No need for #ifdefs. Add default-case abort
1990 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
1991 in if controlling use of insv.
1992 (extract_bit_field): Likewise, for extv and extzv.
1994 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1996 * i386.md (movcc peep2): Fix load of 0.
1998 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2000 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
2001 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
2003 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
2005 * c-pragma.h: Move weak_syms and weak_decls...
2006 * varasm.c: ...here. Now static.
2007 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
2008 depend on HANDLE_PRAGMA_WEAK.
2010 * c-common.c (c_alignof, c_alignof_expr): Move here...
2011 * c-typeck.c: ...from here.
2012 * c-tree.h, c-common.h: Adjust.
2014 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2016 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2017 instead of incrementing it.
2019 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2020 asm ready, don't try to move them all into the same array element.
2022 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2024 * function.c (thread_prologue_and_epilogue_insns): Avoid
2025 fallthru flag on edge to exit.
2027 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2029 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2032 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2034 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2035 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2036 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2039 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2041 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2042 replace "GNU CC" with "GCC".
2044 2001-08-23 Richard Henderson <rth@redhat.com>
2046 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2047 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2048 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2049 Need GR between FR and not GR_AND_FR.
2050 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2051 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2052 AR regs before GR regs.
2053 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2054 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2055 (REGISTER_MOVE_COST): Update.
2056 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2058 2001-08-23 Richard Henderson <rth@redhat.com>
2060 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2063 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2065 * reload1.c (emit_reload_insns): Don't look for notes
2066 on a NULL store_insn.
2068 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2070 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2071 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2072 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2073 format specifier warnings.
2074 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2076 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2078 * config/i386/i386-protos.h: Correct declaration of
2079 i386_pe_asm_named_section.
2081 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2083 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2085 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2087 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2089 * cpperror.c (print_location): Don't show _Pragma.
2090 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2091 and file change callback generation here.
2092 (stack_include_file): Update use of cpp_push_buffer.
2093 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2094 (struct cpp_buffer): Remove type, pfile members.
2095 * cppinit.c (cpp_handle_option): Use free_chain.
2096 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2097 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2098 a cpp_reader rather than a cpp_buffer.
2099 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2100 skip_line_comment, parse_string, lex_percent, lex_dot,
2101 _cpp_lex_token): Update accordingly.
2102 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2104 (cpp_push_buffer): Update prototype.
2105 (run_directive): Update use of cpp_push_buffer.
2106 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2107 handle_assertion): Update use of run_directive.
2108 * cpplib.h (enum cpp_buffer_type): Remove.
2109 (cpp_push_buffer): Update prototype.
2110 * fix-header.c (read_scan_file): Update.
2112 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2114 * gcc.c (struct prefix_list): Change prefix to const char *.
2116 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2118 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2120 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2122 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2125 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2128 * ifcvt.c (dead_or_predicable): Adjust.
2129 * loop.c (find_and_verify_loops): Adjust.
2130 * stmt.c (expand_end_case): Adjust.
2131 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2132 head and end insn pointers in the basic block, not just local copies.
2133 (merge_blocks_move_predecessor_nojumps): Likewise.
2135 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2137 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2138 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2139 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2140 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2141 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2142 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2143 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2144 conditions.h, config.gcc, configure.frag, configure.in,
2145 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2146 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2147 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2148 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2149 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2150 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2151 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2152 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2153 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2154 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2155 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2156 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2157 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2158 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2159 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2160 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2161 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2162 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2163 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2164 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2165 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2166 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2167 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2168 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2169 params.h, predict.c, predict.def, predict.h, prefix.c,
2170 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2171 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2172 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2173 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2174 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2175 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2176 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2177 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2178 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2179 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2180 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2181 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2182 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2183 xcoffout.h: replace "GNU CC" with "GCC".
2185 2001-08-21 Richard Henderson <rth@redhat.com>
2187 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2188 (final_scan_insn): Consider jump tables data even if we have no
2189 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2191 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2192 (ASM_OUTPUT_CASE_END): Remove.
2193 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2194 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2195 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2197 2001-08-21 Richard Henderson <rth@redhat.com>
2199 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2200 at barrier insns. Emit stop bits before barriers.
2202 * flow.c (flow_find_cross_jump): Don't consider unconditional
2203 return insns for commoning.
2205 * final.c (compute_alignments): Fix typo.
2207 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2208 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2209 (store_bit_field): Use mode_for_extraction more places.
2210 (extract_bit_field): Likewise.
2212 2001-08-21 Zack Weinberg <zackw@panix.com>
2214 * caller-save.c: Don't include insn-codes.h.
2215 (reg_save_code, reg_restore_code): Make arrays of int.
2216 All uses updated to match.
2217 (insert_save, insert_restore): No need to initialize "code"
2218 variable upon declaration.
2219 * Makefile.in: update dependencies; fix typo in clean rule.
2221 2001-08-21 Richard Henderson <rth@redhat.com>
2223 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2224 (merge_if_block): Handle fallout from same.
2226 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2228 * builtins.c (type_to_class): Fix typo in last change.
2230 2001-08-21 Richard Henderson <rth@redhat.com>
2232 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2233 ia64_asm_output_label.
2235 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2236 copy of gp while the real gp register contains garbage.
2238 2001-08-21 Zack Weinberg <zackw@panix.com>
2240 * expmed.c (mode_for_extraction): New function.
2241 (store_bit_field, extract_bit_field): Use it.
2242 * expr.h: Prototype it and provide an enum for its first argument.
2244 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2245 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2246 and digging through the insn_data tables.
2247 * Makefile.in: Update dependencies.
2249 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2251 * cppfiles.c (stack_include_file): line-map.c now handles include
2253 (handle_missing_handler): Similarly.
2254 (_cpp_execute_include): Similarly.
2255 (_cpp_pop_file_buffer): Similarly.
2256 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2257 buffer_stack_depth and include_depth.
2258 * cpplib.c (do_include_common): line-map.c now handles include depth.
2259 (cpp_push_buffer): Similarly.
2260 (_cpp_pop_buffer): Similarly.
2261 * cppmacro.c (builtin_macro): Update.
2262 * line-map.c (init_line_maps): Set depth.
2263 (add_line_map): Increment "used" earlier. Update and use the
2265 (trace_include): Use the include depth.
2266 * line-map.h (struct line_maps): New member depth.
2268 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2270 * cppfiles.c (stack_include_file): Don't handle -H here.
2271 * cppinit.c (cpp_start_read): Set include tracing after
2272 cpp_post_options and after stacking the main file.
2273 * line-map.c (trace_include): New.
2274 (init_line_maps, add_line_map): Update.
2275 * line-map.h (struct line_maps): New member trace_includes.
2277 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2279 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2280 * cppfiles.c (stack_include_file): Only stack a file if there
2281 is something to do. Return a boolean indicating whether a
2282 buffer was stacked or not.
2283 (_cpp_execute_include): Similarly.
2284 (_cpp_read_file): Similarly.
2285 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2287 2001-08-21 Sam Steingold <sds@gnu.org>
2289 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2290 (RECACHE): keep obufp_before_macroname up to date
2292 2001-08-21 Zack Weinberg <zackw@panix.com>
2294 * stmt.c: Don't include insn-codes.h.
2295 (expand_end_case): Machine specific logic moved to expr.c.
2296 No need to worry about __builtin_classify_type.
2297 (check_for_full_enumeration_handling, emit_case_nodes):
2300 * builtins.o (expand_builtin_classify_type): Split up so code
2301 can be shared with fold_builtin_classify_type.
2302 (type_to_class, fold_builtin_classify_type): New functions.
2303 (fold_builtins): Handle __builtin_classify_type.
2305 * expr.c (do_tablejump): Now static.
2306 (case_values_threshold, try_casesi, try_tablejump): New;
2307 code mostly from stmt.c (expand_end_case).
2308 (expr.h): Update prototypes.
2310 * Makefile.in (stmt.o): Update dependencies.
2312 2001-08-21 Will Cohen <wcohen@redhat.com>
2314 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2315 declaration of variable i.
2316 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2317 declaration of variable i.
2319 2001-08-21 Richard Henderson <rth@redhat.com>
2321 * crtstuff.c: Fix thinko last change. Move list tails to start
2322 of CRT_END section. Tidy ifdefs.
2323 (__EH_FRAME_BEGIN__): Always static for ELF.
2324 (__do_global_ctors_1): Rename from __frame_dummy.
2325 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2326 name change; don't hide __EH_FRAME_BEGIN__.
2328 2001-08-21 Richard Henderson <rth@redhat.com>
2330 * gdbinit.in: Move break on exit after break on fancy_abort.
2332 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2335 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2337 * cpphash.h (_cpp_push_next_buffer): New.
2338 * cppinit.c (do_includes): Remove.
2339 (push_include, free_chain, _cpp_push_next_buffer): New.
2340 (cpp_start_read): Use them to rework command line option handling.
2341 (cpp_handle_option): Combine handling of -include and -imacros.
2342 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2343 appropriate. Always insert missing \n at EOF.
2344 * cpplib.c (start_directive): Get the directive position right.
2345 * cppmain.c (cb_file_change): Always print the first line, unless
2348 2001-08-20 Andreas Jaeger <aj@suse.de>
2350 * profile.c (compute_branch_probabilities): Remove extra new-line
2352 * flow.c (verify_flow_info): Likewise.
2354 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2356 * basic-block.h (basic_block): Add new field 'flags'.
2357 (BB_REACHABLE): Define.
2358 (expunge_block): Declare.
2359 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2360 (EXIT_BLOCK_PTR): Ditto.
2361 (expunge_block): Remove static declaration.
2362 (cleanup_cfg): Clear bb->aux on every basic block.
2363 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2364 computing reachability.
2365 (delete_unreachable_blocks): Delete block b if b->flags has
2368 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2370 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2372 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2374 * sparc.c (sparc_variable_issue): Fix typo in last change.
2376 2001-08-20 Richard Henderson <rth@redhat.com>
2378 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2380 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2382 * pa.h (RETURN_IN_MEMORY): Improve comment.
2384 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2386 * doc/invoke.texi (Profiling options): Clarify the interactions
2387 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2389 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2391 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2394 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2396 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2399 2001-08-20 Richard Henderson <rth@redhat.com>
2401 * final.c (end_final): Fix typo last change.
2403 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
2405 * cppinit.c (init_standard_includes): The returned buffer
2406 is already malloc-ed.
2407 * gcc.c (add_prefix): Similarly.
2408 * prefix.c (translate_name): Update to support clear buffer
2410 (update_path): Similarly. Be sure to free any newly allocated
2411 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
2413 * prefix.h (update_path): Update prototype and document.
2414 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
2415 up and update to new buffer ownership rules.
2416 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
2418 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
2420 * final.c (compute_alignments): New function.
2421 (init_insn_lengths): Do not care label_align.
2422 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
2423 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
2424 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
2425 (shorted_branches): Realloc label_align array; do
2426 not call init_insn_lengths; Do not care about loop alignments.
2427 * output.h (compute_alignments): Declare.
2428 * toplev.c (rest_of_compilation): Call compute_alignments.
2429 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
2431 * predict.c (block_info_def): Add npredecesors, remove nvisited;
2432 change visited to tovisit.
2433 (propagate_freq): Use faster traversing algorithm.
2434 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
2435 to tovisit; reverse meaning.
2437 * predict.c (struct block_info_def): Remove nvisited.
2438 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2439 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2441 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
2443 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
2444 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
2445 (TARGET_FUSED_MADD): New.
2446 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
2447 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
2448 the multiply-add instructions.
2450 2001-08-19 Richard Henderson <rth@redhat.com>
2452 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
2453 is aligned to pointer size.
2455 2001-08-19 Richard Henderson <rth@redhat.com>
2457 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
2458 display markers during final schedule.
2460 2001-08-19 Richard Henderson <rth@redhat.com>
2462 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
2464 2001-08-19 Richard Henderson <rth@redhat.com>
2466 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
2468 (ASM_NAME_TO_STRING): Remove.
2469 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
2470 in the same string. Remove support for expressions.
2472 2001-08-19 Richard Henderson <rth@redhat.com>
2474 * config/i386/i386.md (tablejump): Make an expander; handle
2475 pic relative addressing here.
2476 (tablejump_1): Rename from tablejump_pic.
2479 2001-08-19 Richard Henderson <rth@redhat.com>
2481 * regclass.c (fix_register): Fix typo.
2483 2001-08-18 Richard Henderson <rth@redhat.com>
2485 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
2486 (struct _Unwind_Context): Expand br_loc to hold it.
2487 (uw_frame_state_for): Handle leaf functions better.
2488 (uw_update_reg_address): Update for br_loc change.
2490 2001-08-18 Richard Henderson <rth@redhat.com>
2492 * crtstuff.c: Move list heads before code that uses them.
2493 (__JCR_LIST__): Remove initial null.
2494 (frame_dummy, __frame_dummy): Do java registration here ...
2495 (__do_global_ctors_aux): ... not here.
2497 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
2498 (__do_global_dtors_aux): Update to match.
2499 (__JCR_LIST__, __do_jv_register_classes): New.
2501 * config/ia64/crtend.asm (__JCR_END__): New.
2502 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
2503 instead of an indirect LTOFF22 reloc.
2505 2001-08-18 Richard Henderson <rth@redhat.com>
2507 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
2508 * regclass.c (init_reg_sets_1): Fix typo.
2509 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
2510 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
2511 (ia64_compute_frame_size): Make ar.unat live when in use.
2512 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
2513 for ar.pfs; remove ar.unat handling.
2514 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
2516 (PREDICATE_CODES): Add ar_pfs_reg_operand.
2517 * config/ia64/ia64-protos.h: Update decls.
2518 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
2519 (sibcall_pic): Likewise.
2521 2001-08-18 Richard Henderson <rth@redhat.com>
2523 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
2524 pred_rel_mutex when searching for insn_group_barrier.
2525 * config/ia64/ia64.md (cycle_display): Combine the expander
2528 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
2529 bit before asm as needed.
2531 2001-08-18 Richard Henderson <rth@redhat.com>
2533 * timevar.def (TV_MACH_DEP): New.
2534 * toplev.c (rest_of_compilation): Use it.
2535 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
2537 2001-08-18 Zack Weinberg <zackw@panix.com>
2539 * unwind-dw2.c (execute_stack_op): Add default aborts to
2540 the inner switches to prevent warnings.
2542 2001-08-18 Richard Henderson <rth@redhat.com>
2544 * timevar.h (struct timevar_time_def): Change element type to float.
2545 (ticks_to_msec, clocks_to_msec): Likewise.
2546 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
2547 (get_time): Likewise.
2548 (timevar_print): Adjust zero check and printing to match.
2550 2001-08-18 Zack Weinberg <zackw@panix.com>
2552 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
2553 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
2554 Eliminate overfull or underfull hboxes.
2556 2001-08-18 Zack Weinberg <zackw@panix.com>
2558 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2560 2001-08-18 Zack Weinberg <zackw@panix.com>
2562 * haifa-sched.c: Convert to target hooks. Macros replaced
2563 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
2564 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
2565 MD_SCHED_FINISH, and HAVE_cycle_display.
2566 * target-def.h (TARGET_SCHED_ADJUST_COST,
2567 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
2568 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
2569 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
2570 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
2571 New hook #defines to be overridden.
2572 (TARGET_SCHED): Bring them all together.
2573 (TARGET_INITIALIZER): Update.
2574 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
2575 instead of 'struct rtx_def *' throughout.
2576 (struct sched): New set of hooks for the scheduler.
2577 * Makefile.in (haifa-sched.o): Depend on target.h.
2578 * doc/tm.texi: Document the new scheduler hooks, together in
2579 their own section, instead of scattered around.
2580 Fix a bunch of underfull/overfull hboxes.
2582 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
2583 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
2584 sparc.h: Don't define any of the old scheduler macros.
2586 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
2587 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
2588 sparc.c: Create hook functions from code extracted from
2589 corresponding target header, or make existing hooks static, as
2590 appropriate. Set the appropriate entries in targetm.
2592 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
2593 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
2594 rs6000-protos.h, s390-protos.h, sparc-protos.h:
2595 Remove prototypes for functions which are now static.
2597 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
2598 related gunk; the Haifa scheduler is now the only choice.
2600 2001-08-18 Zack Weinberg <zackw@panix.com>
2602 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
2603 * genopinit.c: Put floating point divide insns in sdiv_optab.
2604 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
2605 * config/gofast.h, config/c4x/c4x.h,
2606 config/ia64/hpux_longdouble.h, config/mips/mips.h,
2607 config/pa/long_double.h, config/rs6000/sysv4.h,
2608 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
2609 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
2610 (init_optabs): Use init_optabv for overflow-trapping optabs.
2611 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
2612 cmp_optab RTX codes so have_insn_for can find them.
2614 * optabs.c (expand_simple_binop, expand_simple_unop,
2615 have_insn_for, gen_sub3_insn): New interfaces.
2616 * expr.h: Prototype new functions.
2617 (enum optab_methods): Move here from optabs.h.
2619 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
2620 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
2621 Use new functions instead of working directly with optabs.
2622 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
2623 unroll.c: Don't include optabs.h.
2624 * caller-save.c, combine.c, function.c, stmt.c: Just include
2625 insn-codes.h, not optabs.h.
2626 * Makefile.in: Update dependencies.
2628 * combine.c (make_compound_operation, simplify_comparison):
2629 Fix typos testing for this or that instruction.
2631 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2633 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
2634 generating libgcc.a.
2636 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2638 * except.c (TYPE_HASH): Delete.
2640 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
2643 * tree.c (TYPE_HASH): Delete.
2645 * tree.h (TYPE_HASH): Define.
2647 2001-08-18 Graham Stott <grahams@redhat.com>
2649 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
2651 (adddi3_internal_2+2): Likewise.
2652 (eh_set_lr_di+1): Likewise.
2654 2001-08-17 Richard Henderson <rth@redhat.com>
2656 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2657 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
2658 * dwarf2asm.c: ... here.
2659 * dwarfout.c: Remove them.
2661 * varasm.c (assemble_integer): Add align parameter.
2662 (assemble_real, output_constant, output_constructor): Likewise.
2663 * output.h: Update decls.
2664 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
2665 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
2666 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
2667 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
2668 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
2671 * final.c (end_final): Abort profile block generation if we
2672 havn't layed it out properly.
2673 * output.h (assemble_eh_integer): Remove stale decl.
2674 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
2676 (assemble_integer): Handle unaligned data.
2677 (assemble_real): Abort on unaligned data.
2678 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
2680 (default_dtor_section_asm_out_destructor): Use assemble_align.
2681 (default_named_section_asm_out_constructor): Likewise.
2682 (default_ctor_section_asm_out_constructor): Likewise.
2683 * config/darwin.c (machopic_asm_out_constructor): Likewise.
2684 (machopic_asm_out_destructor): Likewise.
2685 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
2686 (nextstep_asm_out_destructor): Likewise.
2687 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
2688 (vms_asm_out_destructor): Likewise.
2690 2001-08-17 Richard Henderson <rth@redhat.com>
2692 * config/mips/iris6.h (TARGET_IRIX6): New.
2693 (current_section_name, current_section_flags): New.
2694 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
2695 (MAX_OFILE_ALIGNMENT): New.
2696 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
2697 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
2698 (copy_file_data): Split out from
2699 (mips_asm_file_end): ... here.
2700 (mips_asm_file_start): Remove extra .section directive. Use
2701 tmpfile instead of mips_make_temp_file.
2702 (mips_unique_section): Use const char * as needed for warnings.
2703 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
2704 re-add align parameter.
2705 (iris6_asm_named_section): New.
2706 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
2707 (iris6_asm_output_align, iris6_section_align_1): New.
2708 (iris6_asm_file_start, iris6_asm_file_end): New.
2709 * config/mips/mips-protos.h: Update decls.
2711 2001-08-17 Janis Johnson <janis187@us.ibm.com>
2713 * doc/install.texi (Install GCC): Add links to build status pages.
2715 (Final install): Ditto; request updates for specific info
2717 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
2719 * cpperror.c (print_location): Don't take a file name; use the
2721 (_cpp_begin_message): Similarly.
2722 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2723 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2724 (cpp_pedwarn_with_file_and_line): Remove.
2725 * cppfiles.c (stack_include_file): Update; set filename to stdin
2726 here when appropriate.
2727 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
2728 (_cpp_begin_message): Don't take a file name.
2729 * cppinit.c: Add comment.
2730 * cpplex.c: Fix end-of-directive indicator.
2731 * cpplib.c: Don't include intl.h.
2732 (run_directive, do_diagnostic): Update.
2733 (do_line): Update to not use nominal_fname.
2734 (cpp_push_buffer): Don't take a filename.
2735 * cpplib.h (struct ht): Remove.
2736 (cpp_push_buffer): Don't take a filename.
2737 (cpp_pedwarn_with_file_and_line): Remove.
2738 * cppmacro.c (struct cpp_macro): Remove file.
2739 (builtin_macro): Update.
2740 (_cpp_create_definition): Update.
2741 * cppmain.c: Correct comment.
2742 * fix-header.c (read_scan_file): Update.
2744 2001-08-17 Kazu Hirata <kazu@hxi.com>
2746 * sbitmap.c: Fix comment formatting.
2747 * sched-deps.c: Likewise.
2748 * sibcall.c: Likewise.
2749 * simplify-rtx.c: Likewise.
2751 * ssa-ccp.c: Likewise.
2752 * stor-layout.c: Likewise.
2753 * timevar.c: Likewise.
2754 * toplev.c: Likewise.
2755 * unwind-dw2.c: Likewise.
2756 * unwind-dw2-fde.c: Likewise.
2757 * varasm.c: Likewise.
2759 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2761 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
2762 or larger than an integer in memory.
2764 2001-08-17 Zack Weinberg <zackw@panix.com>
2766 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
2767 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
2768 * rtl.h: Don't forward-declare union tree_node here. Don't
2769 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
2770 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2771 and tree respectively.
2772 * tree.h: Don't forward-declare struct rtx_def here. Don't
2773 typedef tree here. Change all uses of struct rtx_def *,
2774 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
2775 and tree respectively.
2777 2001-08-17 Richard Henderson <rth@redhat.com>
2779 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
2780 config/mips/openbsd.h: Fix typos last change.
2782 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2784 * doc/invoke.texi (Optimize Options): The default for
2785 -finline-limit is 600.
2787 2001-08-17 Richard Henderson <rth@redhat.com>
2789 * varasm.c (text_section): Allow TEXT_SECTION to override the
2790 printing of TEXT_SECTION_ASM_OP.
2791 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
2792 (DATA_SECTION, BSS_SECTION): Remove.
2793 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
2794 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
2795 Rename from s/_NAME//.
2796 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
2797 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
2798 (TEXT_SECTION): ... here. New.
2799 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
2800 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
2801 * config/mips/openbsd.h: Likewise.
2802 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
2803 (mips_asm_file_end): Likewise test.
2804 (mips_output_function_epilogue): Likewise. Switch back to data
2805 section after emitting the function.
2807 * doc/tm.texi (Sections): Document TEXT_SECTION.
2809 2001-08-17 Richard Henderson <rth@redhat.com>
2811 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
2812 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
2814 2001-08-17 Richard Henderson <rth@redhat.com>
2816 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
2817 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
2818 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
2819 Add aligned attribute.
2821 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
2823 * config/sh/sh.md: Add modes to unspecs in first insn to match
2824 those in the second.
2826 * Makefile.in: Fix collect2 copy for Cygwin.
2828 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2830 Install the proper patch.
2831 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2832 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2833 (expand_function_start): Likewise.
2834 * stmt.c (expand_decl): Likewise.
2835 * varasm.c (make_decl_rtx): Likewise.
2837 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2839 * final.c: Undo my previous accidental checkin.
2840 * output.h: Likewise.
2841 * tm.texi: Likewise.
2843 2001-08-16 Richard Henderson <rth@redhat.com>
2845 * varasm.c (named_section_flags): Remove align parameter.
2846 * varasm.c, dwarf2out.c: Update all callers.
2847 * output.h: Update prototypes.
2849 * target.h (target.asm_out.named_section): Remove align parameter.
2850 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
2851 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
2852 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
2853 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
2854 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
2856 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
2857 (get_named_section_flags, set_named_section_flags): New.
2858 (named_section_flags): Use them.
2859 (named_section): Do decl vs section flags check here...
2860 (default_section_type_flags): ... not here.
2861 (init_varasm_once): Create in_named_htab.
2862 (resolve_unique_section): Mark reloc unused.
2864 2001-08-16 Richard Henderson <rth@redhat.com>
2866 * varasm.c (force_const_mem): Keep pool alignment in bits.
2867 (output_constant_pool): Use assemble_align.
2869 2001-08-16 Zack Weinberg <zackw@panix.com>
2871 * doc/tm.texi: Remove extra @table command.
2873 2001-08-16 Zack Weinberg <zackw@panix.com>
2875 * final.c (shorten_branches): Clear the end of the label_align
2876 array only if we made it larger. Break up messy expressions
2879 * diagnostic.c (internal_error): Check for error recursion
2880 before doing ICE suppression.
2882 * timevar.c: Timing variables now count in milliseconds.
2883 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
2884 (get_time): Not here.
2885 (timevar_print): Don't print any timer whose user, cpu, and
2886 wall times are all zero as displayed.
2887 * timevar.h: Update comment aboout units. Make timevar
2890 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
2892 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
2893 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
2894 (expand_function_start): Likewise.
2895 * stmt.c (expand_decl): Likewise.
2896 * varasm.c (make_decl_rtx): Likewise.
2898 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
2900 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
2901 (finalize_record_size): Don't set TYPE_USER_ALIGN.
2903 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2905 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
2908 2001-08-16 Andreas Jaeger <aj@suse.de>
2910 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
2913 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
2915 * rtl.h (only_sets_cc0_p): New prototype.
2916 * jump.c (sets_cc0_p): Handle INSN.
2917 (only_sets_cc0_p): New function.
2918 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
2919 (tidy_fallthru_edge): Likewise.
2920 * integrate.c (copy_insn_list): Likewise.
2921 * unroll.c (unroll_loop): Likewise.
2922 (copy_loop_body): Likewise.
2924 2001-08-15 Jason Eckhardt <jle@redhat.com>
2926 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
2928 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
2930 * predict.c (struct block_info_def): Remove nvisited.
2931 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
2932 (estimate_bb_frequencies): Call mark_dfs_back_edges.
2934 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
2935 (ix86_adjust_cost): Teach scheduler that latency to load operand can
2938 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2940 * predict.def: Update hitrates.
2942 2001-08-15 Richard Henderson <rth@redhat.com>
2944 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
2946 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
2948 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
2949 note from its associated jump.
2951 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
2953 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
2954 also on 64-bit s390x targets.
2956 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
2958 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
2960 (arm_expand_prologue): Handled nested functions which take a
2961 variable argument list.
2962 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
2963 macro with an invocation of
2964 arm_compute_initial_elimination_offset.
2965 * config/arm/arm-protos.h: Prototype
2966 arm_compute_initial_elimination_offset.
2968 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2970 * doc/install.texi (Specific, avr): Fix markup.
2971 (Specific, c4x): Ditto.
2973 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2975 * predict.c (dump_prediction): Change `bool' parameter to `int'.
2977 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
2979 * Makefile.in (OBJS): Add rtl-error.o
2980 (rtl-error.o): New rule.
2981 (diagnostic.o): Adjust dependency.
2982 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
2983 error_for_asm, _fatal_insn, _fatal_insn_not_found,
2984 warning_for_asm): Move to...
2985 rtl-error.c: ...here. New file.
2987 2001-08-14 Richard Henderson <rth@redhat.com>
2989 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
2990 if USING_SJLJ_EXCEPTIONS.
2992 2001-08-14 Steve Ellcey <sje@cup.hp.com>
2994 * tlink.c (scan_linker_output): Check string for unsatisfied in
2995 addition to undefined and unresolved.
2997 2001-08-14 Graham Stott <grahams@redhat.com>
2999 * libgcc2.c (*): Replace EH_FRAME_SECTION with
3000 EH_FRAME_SECTION_NAME.
3002 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3004 * genattrtab.c (simplify_test_exp_in_temp): New function.
3005 (simplify_test_exp): Avoid explicit use of temporary obstack.
3006 (simplify_cond, insert_right_side, evaluate_eq_attr,
3007 simplify_and_tree, simplify_or_tree, eliminate_known_true):
3008 Use simplify_test_exp_in_temp.
3009 (optimize_attrs): Iterate until expression stabilizes.
3011 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
3013 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
3014 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3016 2001-08-13 Richard Henderson <rth@redhat.com>
3018 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3019 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3020 * config/arm/conix-elf.h: Likewise.
3022 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3024 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3026 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3028 * gcse.c (hash_scan_set): Expressions that are set as part of
3029 jump instructions are not available.
3031 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3033 * config/s390/s390.c (print_operand, s390_function_prologue,
3034 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3036 2001-08-13 Richard Henderson <rth@redhat.com>
3038 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3039 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3040 * doc/tm.texi (Exception Region Output): Document it.
3042 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3044 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3045 DWARF2 instead of stabs by default.
3047 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3049 * config/rs6000/rs6000.c: Include optabs.h.
3051 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3053 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3054 save/restore routines.
3055 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3057 2001-08-13 Andreas Jaeger <aj@suse.de>
3059 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3060 the english is correct.
3062 2001-08-13 Zack Weinberg <zackw@panix.com>
3064 * expr.h: Split out optab- and libfunc-related code to...
3065 * optabs.h, libfuncs.h: ... these new headers.
3067 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3069 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3071 * mkconfig.sh: Don't include insn-codes.h from config.h.
3073 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3074 enum insn_code is available. Move reload_in_optab and
3075 reload_out_optab array declarations to optabs.h.
3076 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3077 there, prototype in expr.h.
3078 * gencodes.c: Cleanup: zap global variables, don't use
3079 printf where puts will do, don't bother defining MAX_INSN_CODE
3080 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3082 * genemit.c, genopinit.c: Include optabs.h in generated file.
3083 * genoutput.c: Include insn-codes.h in generated file.
3084 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3085 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3086 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3087 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3088 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3089 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3091 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3092 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3093 config/m88k/m88k.c, config/sparc/sparc.c:
3095 * reload.c: Include expr.h and optabs.h before reload.h.
3096 * config/alpha/alpha.c: Include tree.h before reload.h.
3097 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3098 and reload.h in that order.
3099 * config/sparc/sparc.c: Include debug.h.
3100 * recog.c: Include insn-codes.h.
3102 2001-08-13 Andreas Jaeger <aj@suse.de>
3104 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3107 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3109 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3110 * gcc.c (init_spec): Fix typo in comment.
3111 * varasm.c (data_section): Fix typo in comment.
3113 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3115 * predict.c (dump_prediction): New argument "USED".
3116 (combine_predictions_for_insn): Determine the used heuristics,
3117 output the case no heuristic applied.
3118 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3120 2001-08-13 Andreas Jaeger <aj@suse.de>
3122 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3125 2001-08-13 Kazu Hirata <kazu@hxi.com>
3127 * jump.c: Fix formatting.
3129 2001-08-13 Kazu Hirata <kazu@hxi.com>
3131 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3134 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3136 * loop.c (check_dbra_loop): Use condjump_label to compute
3139 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3140 to better document the files they're in.
3142 2001-08-12 Zack Weinberg <zackw@panix.com>
3144 * recog.h (struct insn_operand_data): Shrink 'mode' field
3147 2001-08-12 Kazu Hirata <kazu@hxi.com>
3149 * gcc.c: Fix comment formatting.
3150 * gccspec.c: Likewise.
3153 * genemit.c: Likewise.
3154 * gengenrtl.c: Likewise.
3155 * genrecog.c: Likewise.
3156 * gensupport.c: Likewise.
3157 * ggc-page.c: Likewise.
3158 * global.c: Likewise.
3159 * graph.c: Likewise.
3160 * ifcvt.c: Likewise.
3161 * integrate.c: Likewise.
3163 * libgcc2.c: Likewise.
3165 * mbchar.c: Likewise.
3166 * optabs.c: Likewise.
3167 * predict.c: Likewise.
3168 * prefix.c: Likewise.
3169 * profile.c: Likewise.
3170 * protoize.c: Likewise.
3172 * recog.c: Likewise.
3173 * regclass.c: Likewise.
3174 * regmove.c: Likewise.
3175 * reg-stack.c: Likewise.
3176 * reload1.c: Likewise.
3177 * resource.c: Likewise.
3178 * rtlanal.c: Likewise.
3181 2001-08-12 Kazu Hirata <kazu@hxi.com>
3183 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3184 a tree representing a constant is passed to the macro.
3186 2001-08-12 Richard Henderson <rth@redhat.com>
3188 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3189 (rs6000_elf_asm_out_destructor): New.
3190 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3191 (DTORS_SECTION_ASM_OP): Remove.
3192 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3193 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3195 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3198 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3199 * gcc.c (set_collect_gcc_options): New function, split out from
3201 Ignore elided switches.
3202 (do_spec_1): Invoke before executing command.
3203 (set_input): Export.
3204 Move declaration ...
3205 * gcc.h (set_input): ... here.
3206 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3209 2001-08-12 Richard Henderson <rth@redhat.com>
3211 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3212 thinko wrt TARGET_RELOCATABLE.
3214 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3216 * fix-header.c (cb_file_change): Update prototype.
3218 2001-08-11 Zack Weinberg <zackw@panix.com>
3220 * toplev.c (set_float_handler): Make static.
3221 * toplev.h: Don't prototype set_float_handler.
3223 * simplify-rtx.c: Don't include setjmp.h.
3224 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3226 (simplify_unary_operation, simplify_binary_operation): Use them,
3227 via do_float_handler.
3229 * fold-const.c: Don't include setjmp.h.
3230 (exact_real_inverse_1): New function.
3231 (exact_real_inverse): Use it, via do_float_handler.
3233 * varasm.c: Don't include setjmp.h.
3234 (assemble_real_1): New function.
3235 (assemble_real): Use it, via do_float_handler.
3236 Call internal_error if we get a trap here.
3238 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3239 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3241 2001-08-11 Zack Weinberg <zackw@panix.com>
3243 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3244 STACK_BOUNDARY if not already defined.
3246 * calls.c, function.c, reload1.c, explow.c: Don't default
3247 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3248 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3250 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3253 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3254 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3256 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3258 * cppmacro.c (enter_macro_context): Push macro expansions even
3261 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3263 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3264 (rs6000_elf_section_type_flags): Actually return a value.
3266 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3268 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3269 Clean up code: add missing comments and prototypes, fix warnings,
3270 remove obsolete code, fix spacing to conform to coding style.
3272 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3274 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3275 and TARGET_ASM_CLOSE_PAREN.
3276 (regclass_map): CC register belongs to class NO_REGS.
3277 (legitimize_pic_address): Don't generate unnecessary moves
3278 (to avoid confusing loop optimization).
3279 (check_and_change_labels): Replace jump_long by indirect_jump.
3280 (s390_final_chunkify): Don't start a new literal pool on section
3281 switch in 64-bit code.
3282 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3284 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3285 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3286 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3288 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3289 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3290 (CONST_COSTS): Fixed incorrect costs.
3292 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3293 Use emit_jump instead of emit_jump_insn (gen_jump).
3294 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3295 (to avoid confusing flow analysis).
3296 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3297 (casesi, casesi_jump): New.
3298 (jump_long): Removed. Functionality merged into indirect_jump.
3299 (indirect_jump): Accept address_operand, not just register_operand.
3300 (cjump_long, icjump_long): Use same logic as indirect_jump.
3301 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3302 Fixed broken setjmp/longjmp handling.
3303 (do_builtin_setjmp_setup): Removed.
3305 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3306 broken GNU as versions that don't accept .quad with large
3307 negative values. Use hexadecimal output instead.
3308 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3309 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3310 FUNCTION_EPILOGUE): Removed. Now in targetm.
3312 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3314 * config/s390/fixdfdi.h: Add missing copyright statement.
3315 Fix type conflicts on 64-bit. Add missing SFmode routines.
3317 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3320 2001-08-11 Richard Henderson <rth@redhat.com>
3322 * rtl.h (REG_EH_RETHROW): Remove.
3323 * rtl.c (reg_note_name): Update.
3324 * combine.c (distribute_notes): Don't check for it.
3326 2001-08-11 Richard Henderson <rth@redhat.com>
3328 * combine.c (distribute_notes): Place REG_SETJMP.
3330 2001-08-11 Richard Henderson <rth@redhat.com>
3332 * doc/extend.texi (Arrays and pointers implementation): Discourage
3333 relying on sign-extension of pointers.
3335 2001-08-11 H.J. Lu <hjl@gnu.org>
3337 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3339 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3340 RDATA_SECTION_ASM_OP.
3342 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3344 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3345 main manual to work both for info and HTML versions.
3347 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3348 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3350 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3351 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3352 (struct cpp_pool): New member first.
3353 * cppinit.c (append_include_chain): Plug memory leaks.
3354 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3355 Allocate pragma structures from the (aligned) macro pool to
3356 avoid leaking memory.
3357 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3358 so we don't leak memory.
3359 * hashtable.c (ht_destroy): New.
3360 * hashtable.h (ht_destroy): New.
3362 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3363 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3365 * c-lex.c (map): Make const.
3366 (cb_file_change): Update for callback passing a line map.
3367 Don't assume we have a previous map. Remove sanity check
3368 about popping too many files.
3369 * cpperror.c (print_location): Make map const.
3370 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3371 (cpp_make_system_header): Similarly.
3372 (search_from): Similarly.
3373 (_cpp_execute_include): Don't remember where we came from.
3374 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3375 (struct cpp_reader): Make map const.
3376 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3377 * cpplib.c (do_line): Update; line maps now hold sysp.
3378 (cpp_push_buffer): Similarly.
3379 (_cpp_do_file_change): Similarly; callback with map instead.
3380 (cpp_get_line_maps): Constify return value.
3381 (_cpp_pop_buffer): Update.
3382 * cpplib.h (struct cpp_file_change): Remove.
3383 (struct cpp_callbacks): Update.
3384 (cpp_get_line_maps): Constify return value.
3385 * cppmacro.c (_cpp_create_definition): Update.
3386 * cppmain.c (struct printer): Constify map.
3387 (maybe_print_line): Similarly.
3388 (print_line): Similarly. Deduce flags 1 and 2 here.
3389 (cb_file_change): Update.
3390 * line-map.c (free_line_maps): Warn regardless.
3391 (add_line_map): Return pointer to const. When passed NULL to_file
3392 with LC_LEAVE, use the obvious values for the return point so the
3393 caller doesn't have to figure them out.
3394 (lookup_line): Return pointer to const.
3395 (print_containing_files): Take pointer to const.
3396 * line-map.h (struct line_map): New members reason, sysp.
3397 (add_line_map): Return pointer to const.
3398 (lookup_line): Similarly.
3399 (print_containing_files): Take pointer to const.
3401 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3402 Richard Henderson <rth@redhat.com>
3404 * regmove.c (regmove_optimize): Avoid setting a register twice in
3407 2001-08-10 Richard Henderson <rth@redhat.com>
3409 * doc/extend.texi (Arrays and pointers implementation): Document
3410 behavior of pointer/integer conversion.
3412 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
3414 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
3416 2001-08-10 Richard Henderson <rth@redhat.com>
3418 * doc/extend.texi (C Implementation): New chapter.
3419 * doc/gcc.texi (Top): Link it in.
3421 2001-08-10 Andrew Cagney <ac131313@redhat.com>
3423 * doc/install.texi (Specific): Fix CVS merge botch.
3425 2001-08-10 Richard Henderson <rth@redhat.com>
3427 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
3428 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
3430 2001-08-10 Zack Weinberg <zackw@stanford.edu>
3432 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
3433 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
3434 this macro is now required.
3436 * cselib.c (cselib_process_insn), flow.c (propagate_block),
3437 loop.c (find_and_verify_loops), reload.c (reload): Check
3438 for rtx code of CALL_INSN, not CALL, when deciding if we
3439 need to check for REG_SETJMP note.
3441 * gcse.c (compute_hash_table, compute_store_table): Update
3442 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
3445 * config/avr/avr.c: Fix typo.
3446 * config/convex/convex.c (expand_movstr): Use adjust_address.
3447 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
3449 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
3450 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
3452 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
3453 Do define STACK_BOUNDARY.
3454 * config/i370/i370.c: Include expr.h.
3455 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
3456 config/pa/som.h, config/v850/v850.h: Take in_ctors and
3457 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
3458 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
3459 * config/m88k/m88k.c: Include c-tree.h after expr.h.
3460 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
3461 * config/romp/romp.c: Include expr.h after tree.h.
3463 (output_fpop): Use xmalloc, not oballoc.
3464 * config/we32k/we32k.c: Include expr.h.
3466 2001-08-10 Kazu Hirata <kazu@hxi.com>
3468 * config/h8300/h8300.h: Fix formatting.
3470 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3472 * c-common.h (RETURN_NULLIFIED_P): Lose.
3473 * c-semantics.c (genrtl_return_stmt): Don't check it.
3475 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3477 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
3478 (mips_annotate_frame_insn): New function.
3479 (mips_emit_frame_related_store): New function.
3480 (save_restore_insns): Don't mark instructions that set up the base
3481 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
3482 the store instructions instead.
3483 (mips_expand_prologue): If the stack size is moved into a temporary
3484 register, do not mark that move as frame-related. Add a
3485 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
3487 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3489 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
3490 stack slot as unchanging if current_function_calls_eh_return.
3492 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
3494 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
3495 access the second half of the TFmode scratch operand.
3497 2001-08-10 Anthony Green <green@redhat.com>
3499 * java/class.c (emit_register_classes): Conditionalize code on
3502 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3504 * doc/install.texi (Specific, avr): Fix cross-reference to the
3505 main manual to work both for info and HTML versions.
3507 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3509 * stmt.c (expand_null_return_1): Remove code to generate simple returns
3510 and "use_goto" argument.
3511 (expand_null_return, expand_value_return): Update all callers.
3512 * function.c (expand_function_end): Remove code to generate simple
3514 * config/vax/vax.md (epilogue): New expander for function return.
3515 * doc/md.texi (epilogue): Remove "if defined".
3517 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3519 * Makefile.in: Partially revert my previous change:
3520 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
3521 of the hashtab.o and safe-ctype.o rules.
3523 2001-08-09 Richard Henderson <rth@redhat.com>
3525 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
3526 (USE_COLLECT2): Remove duplicate definition.
3527 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
3528 (use_collect2): Remove dead code.
3529 * configure.in (use_collect2): Remove will_use_collect2 and
3530 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
3531 * configure: Rebuild.
3533 * target.h (targetm.asm_out.constructor): New.
3534 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
3535 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
3536 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
3537 * varasm.c (in_ctors, in_dtors): New.
3538 (assemble_constructor, assemble_destructor): Remove.
3539 (default_stabs_asm_out_destructor): New.
3540 (default_named_section_asm_out_destructor): New.
3541 (dtors_section, default_dtor_section_asm_out_destructor): New.
3542 (default_stabs_asm_out_constructor): New.
3543 (default_named_section_asm_out_constructor): New.
3544 (ctors_section, default_ctor_section_asm_out_constructor): New.
3545 * output.h: Update declarations.
3546 * c-decl.c (c_expand_body): Use target hooks instead of
3547 assemble_constructor and assemble_destructor.
3548 * profile.c (output_func_start_profiler): Likewise.
3549 * objc/objc-act.c (finish_objc): Likewise.
3550 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
3551 for the constructor.
3552 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
3554 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
3555 (DTORS_SECTION_ASM_OP): Likewise.
3556 (__CTOR_LIST__): Use attribute section when possible.
3557 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
3559 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
3560 ASM_OUTPUT_CONSTRUCTOR.
3562 * config/darwin.c (machopic_asm_out_constructor): New.
3563 (machopic_asm_out_destructor): New.
3564 * config/darwin-protos.h: Update declarations.
3565 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3566 (ASM_OUTPUT_DESTRUCTOR): Remove.
3567 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3568 * config/nextstep.c (nextstep_asm_out_constructor): New.
3569 (nextstep_asm_out_destructor): New.
3570 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3571 (ASM_OUTPUT_DESTRUCTOR): Remove.
3572 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3573 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
3574 ASM_OUTPUT_*STRUCTOR.
3575 * config/i386/aix386ng.h: Likewise.
3577 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
3578 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
3579 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3580 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3581 * config/lynx.h: Likewise.
3582 * config/netware.h: Likewise.
3583 * config/psos.h: Likewise.
3584 * config/alpha/alpha-interix.h: Likewise.
3585 * config/alpha/elf.h: Likewise.
3586 * config/arc/arc.h: Likewise.
3587 * config/arm/aof.h: Likewise.
3588 * config/arm/coff.h: Likewise.
3589 * config/arm/elf.h: Likewise.
3590 * config/c4x/c4x.h: Likewise.
3591 * config/h8300/h8300.h: Likewise.
3592 * config/i386/cygwin.h: Likewise.
3593 * config/i386/djgpp.h: Likewise.
3594 * config/i386/i386-coff.h: Likewise.
3595 * config/i386/i386-interix.h: Likewise.
3596 * config/i386/sco5.h: Likewise.
3597 * config/i386/vsta.h: Likewise.
3598 * config/i386/win32.h: Likewise.
3599 * config/i960/i960-coff.h: Likewise.
3600 * config/ia64/sysv4.h: Likewise.
3601 * config/m68hc11/m68hc11.h: Likewise.
3602 * config/m68k/coff.h: Likewise.
3603 * config/m68k/mot3300.h: Likewise.
3604 * config/m88k/m88k.h: Likewise.
3605 * config/mcore/mcore-pe.h: Likewise.
3606 * config/mcore/mcore.h: Likewise.
3607 * config/mips/elf.h: Likewise.
3608 * config/mips/elf64.h: Likewise.
3609 * config/mips/iris6.h: Likewise.
3610 * config/pa/pa64-hpux.h: Likewise.
3611 * config/rs6000/sysv4.h: Likewise.
3612 * config/sh/sh.h: Likewise.
3613 * config/sparc/litecoff.h: Likewise.
3615 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
3616 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
3617 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3618 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3619 (ASM_OUTPUT_DESTRUCTOR): Remove.
3620 * config/a29k/a29k.c: Move include of tree.h.
3621 * config/a29k/udi.h: Delete file.
3622 * config/alpha/alpha.c (vms_asm_out_constructor): New.
3623 (vms_asm_out_destructor): New.
3624 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
3625 (EXTRA_SECTION_FUNCTIONS): Likewise.
3626 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3627 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3628 * config/c4x/c4x.c: Move include of tree.h.
3629 * config/clipper/clipper.c (clix_asm_out_constructor): New.
3630 (clix_asm_out_destructor): New.
3631 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3632 (ASM_OUTPUT_DESTRUCTOR): Remove.
3633 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3634 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3635 (TARGET_ASM_CONSTRUCTOR): New.
3636 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
3637 (sco_asm_out_constructor): New.
3638 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
3639 * config/i386/svr3gas.h: Remove stack grows up code.
3640 Remove code duplicated from i386/sysv3.h.
3641 (TARGET_ASM_CONSTRUCTOR): New.
3642 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
3643 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
3644 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3645 (TARGET_ASM_CONSTRUCTOR): New.
3646 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
3647 (m68hc11_asm_out_destructor): New.
3648 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
3649 (TARGET_ASM_DESTRUCTOR): New.
3650 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
3651 * config/m68k/dpx2.h: Properly undef all the bits inherited from
3652 config/svr3.h pertaining to section manipulation.
3653 * config/m68k/dpx2g.h: Remove #if 0 code.
3654 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
3655 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
3656 (ASM_OUTPUT_CONSTRUCTOR): Remove.
3657 (TARGET_ASM_CONSTRUCTOR): New.
3658 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
3659 (m88k_svr3_asm_out_constructor): New.
3660 (m88k_svr3_asm_out_destructor): New.
3661 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3662 (ASM_OUTPUT_DESTRUCTOR): Remove.
3663 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3664 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
3665 * config/rs6000/aix.h: Likewise.
3666 * config/mips/rtems64.h: Don't undef removed constructor related bits.
3667 * config/mips/vxworks.h: Likewise.
3668 * config/rs6000/lynx.h: Likewise.
3669 * config/sh/elf.h: Likewise.
3670 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
3671 (DTORS_SECTION_ASM_OP): New.
3672 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3673 (ASM_OUTPUT_DESTRUCTOR): Remove.
3674 * config/sparc/sol2-sld-64.h: Likewise.
3675 * config/vax/vax.c (vms_asm_out_constructor): New.
3676 (vms_asm_out_destructor): New.
3677 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
3678 (ASM_OUTPUT_DESTRUCTOR): Remove.
3679 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3681 * doc/tm.texi (@node Initialization): Update.
3683 2001-08-09 Richard Henderson <rth@redhat.com>
3685 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
3686 (__do_global_dtors_aux): Use gp-relative static data to avoid
3687 one dynamic relocation.
3688 (__do_frame_setup): Register Java classes.
3689 * config/alpha/crtend.asm (__JCR_END__): New.
3691 2001-08-09 Zack Weinberg <zackw@stanford.edu>
3693 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
3694 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
3695 (GEN, STAGESTUFF): Add new files.
3696 (insn-constants.h, s-constants, tm-preds.h, s-preds,
3697 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
3698 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
3699 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
3700 as well as insn-codes.h and insn-flags.h in config.h; and no
3701 extra headers in tconfig.h and hconfig.h.
3703 * gencodes.c: Eliminate code to generate predicate declarations
3704 or #defines for md-file constants.
3705 * genconstants.c, genpreds.c: New files.
3707 * i386.md: Re-order guard expressions such that TARGET_64BIT
3708 comes first, when this permits better optimization. Add
3709 TARGET_64BIT to more x86-64 patterns. Add comment explaining
3710 why this is desirable.
3712 2001-08-09 Jakub Jelinek <jakub@redhat.com>
3714 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
3715 (find_fde_for_dso): Remove.
3716 (_Unwind_IteratePhdrCallback): New.
3717 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
3718 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
3720 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3722 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
3723 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
3725 2001-08-09 Graham Stott <grahams@redhat.com>
3727 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
3728 (vis_no_unit): Use it.
3729 (visualize_no_unit): Add the insn only if room exists.
3731 2001-08-09 Graham Stott <grahams@redhat.com>
3733 * predict.c (estimate_probability): Replace magic numbers with
3734 appropriate enumeration.
3736 2001-08-09 Graham Stott <grahams@redhat.com>
3738 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
3740 (EXTRACT_FLAGS): Likewise.
3742 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
3744 * config/mips/mips.c (mips_legitimate_address_p): Check for
3745 CONST_INT in last patch.
3747 2001-08-08 Anthony Green <green@redhat.com>
3749 * java/class.c (emit_register_classes): Use assemble_jcr if
3750 possible. Keep the original mechanism as a fallback.
3751 * defaults.h (JCR_SECTION_NAME): Define if we have named section
3752 and weak symbol support.
3753 * crtstuff.c (__JCR_LIST__): Define.
3754 (__JCR_END__): Define.
3755 (_Jv_RegiserClasses): Define weak symbol if possible.
3756 (__do_global_ctors_aux): Register classes for ELF targets with
3757 weak symbol support.
3759 2001-08-08 Kazu Hirata <kazu@hxi.com>
3761 * dbxout.c: Fix comment formatting.
3762 * dependence.c: Likewise.
3764 * diagnostic.c: Likewise.
3765 * dominance.c: Likewise.
3766 * doprint.c: Likewise.
3767 * dwarf2out.c: Likewise.
3768 * dwarfout.c: Likewise.
3769 * emit-rtl.c: Likewise.
3770 * except.c: Likewise.
3771 * explow.c: Likewise.
3772 * expmed.c: Likewise.
3775 * fold-const.c: Likewise.
3776 * function.c: Likewise.
3778 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3780 * global.c (retry_global_alloc): Avoid shadowing allocno.
3782 2001-08-08 Mark Mitchell <mark@codesourcery.com>
3784 * except.c (remove_fixup_regions): Fix typo.
3786 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
3788 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
3789 unsigned HOST_WIDE_INT to avoid warning.
3790 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
3791 * flow.c (set_block_for_new_insns): Likewise.
3793 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
3795 * sibcall.c (return_value_pseudo): New static variable.
3796 (skip_copy_to_return_value): Handle return_value_pseudo.
3797 (call_ends_block_p): Ensure that return_value_pseudo is set.
3798 (optimize_sibling_and_tail_recursive_call): Discover the
3799 load of pseudo return value in alternate exit block.
3801 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3803 * calls.c (ECF_ALWAYS_RETURN): New constant.
3804 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
3805 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
3806 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
3807 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
3808 * rtl.c (reg_note_name): New name.
3809 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
3811 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
3813 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
3815 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
3817 * alias.c (get_alias_set): Return a previously calculated
3818 alias set for a VAR_DECL.
3819 * function.c (gen_mem_addressof): Calculate the alias set before
3822 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
3824 * predict.def: Set hitrates according our experimental run.
3826 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3828 * i386.h (HARD_REGNO_RENAME_OK): New macro.
3830 2001-08-08 H.J. Lu <hjl@gnu.org>
3832 * config/mips/mips.c (mips_unique_section): New. Copied from
3835 * config/mips/mips-protos.h (mips_unique_section): New
3838 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
3840 * config/mips/little.h: New. Generic little endian mips
3841 targets. Only mips*-*-linux* is converted to use it so far.
3843 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
3844 (WCHAR_TYPE): Defined
3845 (WCHAR_TYPE_SIZE): Likewise.
3846 (INIT_SUBTARGET_OPTABS): Likewise.
3847 (BSS_SECTION_ASM_OP): Likewise.
3848 (SBSS_SECTION_ASM_OP): Likewise.
3849 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
3850 (ASM_DECLARE_OBJECT_NAME): Likewise.
3851 (UNIQUE_SECTION): Likewise.
3852 (EXTRA_SECTIONS): Likewise.
3853 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3854 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3855 (ASM_OUTPUT_DEF): Likewise.
3856 (HANDLE_SYSV_PRAGMA): Removed.
3857 (NO_IMPLICIT_EXTERN_C): Likewise.
3858 (TARGET_MEM_FUNCTIONS): Likewise.
3859 (STARTFILE_SPEC): Likewise.
3860 (ENDFILE_SPEC): Likewise.
3861 (LIB_SPEC): Likewise.
3862 (INVOKE__main): Likewise.
3863 (CTOR_LIST_BEGIN): Likewise.
3864 (CTOR_LIST_END): Likewise.
3865 (DTOR_LIST_BEGIN): Likewise.
3866 (DTOR_LIST_END): Likewise.
3867 (SET_ASM_OP): Likewise.
3868 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3869 (ASM_OUTPUT_DEF): Likewise.
3870 (ASM_OUTPUT_IDENT): Likewise.
3872 * config/mips/mips.h (ASM_SPEC): Undefine before define.
3873 (CPLUSPLUS_CPP_SPEC): Likewise.
3874 (ASM_APP_ON) Redefine only if not defined.
3875 (ASM_APP_OFF): Likewise.
3876 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3877 (ASM_OUTPUT_IDENT): Likewise.
3879 * config.gcc: Update tm_file for Linux/mips.
3881 2001-08-08 Bernd Schmidt <bernds@redhat.com>
3883 * cselib.c (cselib_record_sets): If insn is predicated, turn
3884 sources into IF_THEN_ELSEs.
3886 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
3887 Turn into define_insn_and_split.
3889 * sched-deps.c: Include "cselib.h".
3890 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
3891 Use cselib to turn memory addresses into VALUEs.
3892 (sched_analyze): Call cselib_init/cselib_finish if necessary.
3893 * sched-int.h (struct sched_info): New member USE_CSELIB.
3894 * sched-ebb.c (ebb_sched_info): Initialize it.
3895 * sched-rgn.c (rgn_sched_info): Likewise.
3896 * Makefile.in (sched-deps.o): Update dependencies.
3898 * cselib.h (cselib_subst_to_values): Declare.
3899 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
3900 that have no value and autoincs to be handled by generating a new
3903 2001-08-08 Graham Stott <grahams@redhat.com>
3905 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
3906 within fixed length SEQUENCE.
3908 2001-08-08 Graham Stott <grahams@redhat.com>
3910 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
3911 (diagnostic_prefixing_rule): Likewise.
3912 (diagnostic_line_cutoff): Likewise.
3913 (diagnostic_kind_count): Likewise.
3915 2001-08-08 Graham Stott <grahams@redhat.com>
3917 * alias.c (find_base_decl): Delete redundent assignment.
3919 2001-08-08 Graham Stott <grahams@redhat.com>
3921 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
3922 (abs): Uppercase and paranthesize macro parameter.
3923 (MEM_DEPENDENCY): Add whitespace.
3925 2001-08-08 Graham Stott <grahams@redhat.com>
3927 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
3928 failure check for CONST_INT
3930 2001-08-08 Graham Stott <grahams@redhat.com>
3932 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
3933 (libcall_dead_p): Likewise.
3935 (mark_used_regs): Constify fmt.
3936 (find_use_as_address): Likewise.
3938 2001-08-08 Graham Stott <grahams@redhat.com>
3940 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
3943 2001-08-08 Graham Stott <grahams@redhat.com>
3945 * combine.c (combine_simplify_rtx): Update comment and
3946 remove erroneous test.
3948 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3950 * cppinit.c (cpp_finish): Pop the final buffer without comment.
3951 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
3952 take care to avoid multiple no-newline at EOF warnings in that
3955 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
3957 * calls.c (expand_call): Do not emit INSN_SETJMP note.
3958 (emit_library_call_value_1): Likewise.
3959 (emit_call_1): Emit REG_SETJMP note.
3960 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
3962 * cselib.c (cselib_process_insn): Likewise.
3963 * flow.c (propagate_block): Likewise.
3964 * loop.c (find_and_verify_loops): Likewise.
3965 * reload.c (find_equiv_regs): Likewise.
3966 * reload1.c (reload): Likewise.
3967 * resource.c (mark_referenced_resources,
3968 mark_set_resources): Likewise.
3969 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
3970 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
3971 * haifa-sched.c (unlink_other_notes): Likewise.
3972 (reemit_notes): Likewise.
3973 * sched-ebb.c (sched_ebb): Likewise.
3974 * sched-rgc.c (sched_region): Likewise.
3975 * rtl.c (note_insn_name): Likewise.
3976 (reg_note_name): Add REG_SETJMP
3977 * rtl.h (reg_note): Add REG_SETJMP.
3978 (insn_note): Remove NOTE_INSN_SETJMP.
3980 * profile.c (branch_prob): Add fake edges for setjmp.
3982 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
3984 * config.gcc: Quote target_cpu_default2 correctly for
3985 powerpc*-*-* targets.
3987 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
3989 * cpplib.h, line-map.h: Update comments.
3990 * cppmain.c (printer_init): Move inline.
3991 (maybe_print_line, print_line): Take a map pointer.
3992 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
3993 (cb_file_change): Don't use prior value of print.map.
3995 2001-08-07 David Edelsohn <edelsohn@gnu.org>
3997 * doc/install.texi: Document fine-grained multilib configuration.
3999 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4001 * rtlanal.c (find_first_parameter_load): Call note_stores
4002 only on the instructions.
4004 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4006 * alias.c (nonlocal_mentioned_p):
4007 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
4008 * calls.c (emit_call_1): Likewise.
4009 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
4010 * cselib.c (cselib_process_insn): Likewise.
4011 * df.c (df_insns_modify): Likewise.
4012 * flow.c (need_fake_edge_p): Likewise.
4013 (propagate_one_insn): Likewise.
4014 * haifa-sched.c (reemit_notes): Likewise.
4015 * integrate.c (copy_insn_list): Likewise.
4016 * jump.c (delete_prior_computation): Likewise.
4017 * local-alloc.c (validate_equiv_mem): Likewise.
4018 * loop.c (scan_loop): Likewise.
4019 * predict.c (estimate_probability): Likewise.
4020 * reload.c (reload): Likewise.
4021 * sched-deps (sched_analyze): Likewise.
4022 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4023 * gcse.c (compute_hash_table): Likewise.
4024 (mark_call): Likewise.
4025 (store_killed_in_insn): Likewise.
4027 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4029 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4031 2001-08-06 Richard Henderson <rth@redhat.com>
4033 * varasm.c (assemble_gc_entry): Remove.
4034 * output.h: Likewise.
4036 2001-08-06 Richard Henderson <rth@redhat.com>
4038 * varasm.c (assemble_constructor): Take a symbol_ref and a
4039 priority instead of a bare string. Move priority handling
4040 here from cp/decl2.c.
4041 * output.h: Update decls.
4043 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4044 and assemble_destructor.
4045 * profile.c (output_func_start_profiler): Likewise.
4046 * objc/objc-act.c (finish_objc): Likewise.
4047 (build_module_descriptor): Return the symbol not the symbol name.
4049 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4051 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4052 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4053 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4054 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4055 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4056 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4058 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4060 * cpperror.c (print_containing_files): Moved to line-map.c.
4061 (print_location): line-map.c handles re-listing or otherwise.
4062 * cpphash.h (struct lexer_state): Remove next_bol.
4063 (struct cpp_buffer): Remove include_stack_listed.
4064 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4065 Remove faked buffer handling.
4066 (_cpp_do_file_change): Tweak.
4067 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4068 * cppmain.c (struct printer): Remove filename.
4069 (print_line, cb_file_change): Update accordingly.
4070 * line-map.c: Include intl.h.
4071 (init_line_maps): Initialize last_listed.
4072 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4073 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4074 (print_containing_files): New.
4075 * line-map.h (struct line_maps): New member last_listed.
4076 (print_containing_files, INCLUDED_FROM): New.
4077 * Makefile.in: Update.
4078 * po/POTFILES.in: Add line-map.c.
4080 2001-08-06 Richard Henderson <rth@redhat.com>
4082 * except.c (convert_from_eh_region_ranges_1): Never mark
4083 USE or CLOBBER insns as throwing.
4085 * expr.c (store_constructor): Don't clobber memory targets.
4087 2001-08-06 Andreas Jaeger <aj@suse.de>
4089 * profile.c (branch_prob): Remove unused variable insn.
4091 * Makefile.in (local-alloc.o): Add dependency on except.h.
4093 * local-alloc.c: Include except.h for can_throw_internal prototype.
4095 2001-08-06 Richard Henderson <rth@redhat.com>
4097 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4098 * function.c (expand_main_function): Implement it.
4099 * doc/tm.texi: Document it.
4101 2001-08-06 Stan Shebs <shebs@apple.com>
4103 * doc/install.texi: Document powerpc-*-darwin* details.
4105 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4107 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4108 (ASM_CPU_SPEC): Move back to rs6000.h
4109 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4111 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4113 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4116 * config/rs6000/linux64.h: Ditto.
4118 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4119 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4122 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4123 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4125 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4128 2001-08-05 Richard Henderson <rth@redhat.com>
4130 * local-alloc.c (update_equiv_regs): Do not move insns that
4133 2001-08-05 Jan Hubicka <jh@suse.cz>
4135 * Makefile.in (reload1.o): Add dedendancy on except.h
4136 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4138 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4139 indicating wehther edges has been cleaned up.
4140 * reload1.c: Inlucde except.h
4141 (fixup_abnormal_edges): Accept deleted insns.
4142 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4145 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4147 * cpplib.c (do_line): Correct line number after pop_buffer.
4149 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4151 PR preprocessor/3824
4152 * line-map.c: Update comments.
4153 * line-map.h: Update comments.
4154 * tradcif.y: Don't consider large numbers unsigned.
4156 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4158 PR preprocessor/3081
4159 * c-lex.c (map): New.
4160 (cb_file_change): Update map and use it.
4161 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4162 (c_lex): Update to use map.
4163 * cpperror.c (print_location): Move to using logical line numbers.
4164 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4165 (cpp_make_system_header): Similarly.
4166 (_cpp_execute_include): Stop line numbering hacks. Store the
4167 line we will return to.
4168 * cpphash.h (CPP_BUF_LINE): Remove.
4169 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4170 Add map and return_to_line.
4171 (_cpp_do_file_change): Update.
4172 * cppinit.c (cpp_start_read): Update line kludge.
4173 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4174 (trigraph_ok): Use logical line numbers for diagnostics.
4175 (skip_block_comment): Likewise.
4176 (skip_whitespace): Likewise.
4177 (skip_line_comment): Use pfile->line instead.
4178 (_cpp_lex_token): Update to use logical line numbering exclusively.
4179 Handle BOL locally. Accept new lines in directives, but keep
4180 pfile->line decremented. Diagnostics use logical lines. Update
4182 * cpplib.c (SEEN_EOL): New.
4183 (skip_rest_of_line, check_eol): Use it.
4184 (end_directive): Increase line number when accepting the newline
4185 at the end of a directive.
4186 (run_directive): Simplify.
4187 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4188 (_cpp_do_file_change): Update to take buffer line number as an
4189 argument, and store the current map in the cpp_reader. Remove
4190 line number kludges.
4191 (_cpp_do__Pragma): Restore output position after a _Pragma.
4192 (cpp_push_buffer): Don't set output line or lineno.
4193 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4194 Remove line kludge. Set output_line.
4195 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4196 (parse_arg): Use logical lines.
4197 (save_lookahead_token): Save EOFs too now.
4198 * cppmain.c (struct printer): Fix comments.
4199 (printer_init): Simplify, let caller do errors.
4200 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4201 (maybe_print_line): Simplify.
4202 (print_line): Don't print a linemarker if -P.
4203 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4204 (cb_file_change): Simplify.
4205 * line-map.h (LAST_SOURCE_LINE): Fix.
4206 (CURRENT_LINE_MAP): New.
4208 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4210 * doloop.c (doloop_modify_runtime): Properly compute number of
4211 iterations if loop was unrolled.
4213 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4214 if their CSELIB_VAL_PTRs are.
4216 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4217 (setup_spill_pointers): Initialize it.
4218 (spill_restore_mem): Set it.
4219 (do_spill, do_restore): Use it to add REG_INC note.
4220 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4222 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4223 asms if other insns are available.
4225 * config/ia64/ia64.c (condop_operator): New predicate.
4226 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4227 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4230 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4231 temporary register than directly using a MEM.
4233 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4235 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4236 parameter in last change.
4238 2001-08-04 Zack Weinberg <zackw@panix.com>
4240 * sparc.md: Don't use #if inside C test expression.
4242 2001-08-04 Richard Henderson <rth@redhat.com>
4244 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4246 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4248 * cpphash.h (struct cpp_reader): New member directive_line.
4249 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4250 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4251 do_pragma): Pass line to callbacks.
4252 (start_directive): Record line of directive.
4253 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4254 cb_include): Similarly.
4255 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4258 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4260 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4263 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4265 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4267 * reload1.c (fixup_abnormal_edges): New static function.
4270 * flow.c (need_fake_edge_p): New function.
4271 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4272 avoid call insn to be very last insn in the insn stream.
4274 * profile.c (branch_prob): Call flow_call_edges_add instead of
4275 doing that by hand; cleanup cfg to re-merge basic blocks once
4278 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4280 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4281 are also on line-map.h.
4282 * cppfiles.c (stack_include_file): Update.
4283 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4284 (_cpp_pop_buffer): New.
4285 * cppinit.c (cpp_destroy, cpp_finish): Update.
4286 (do_includes): Mark each buffer to return at EOF.
4287 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4288 return as requested.
4289 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4290 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4291 * cpplib.h (cpp_pop_buffer): Remove.
4292 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4293 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4295 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4297 (do_preprocessing): Update.
4298 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4299 * c-parse.in (_yylex): Similarly.
4300 * scan-decls.c (scan_decls): Similarly.
4301 * line-map.h: Update comments.
4303 * objc/Make-lang.in (objc-act.o): Update dependencies.
4305 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4307 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4308 and soft register for operand 0.
4309 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4311 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4313 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4314 register for operand 0.
4315 ("bitcmpqi_z_used"): Allow memory for operand 0.
4316 (split "bitcmpqi"): New split to handle address reg as operand 1.
4318 2001-08-04 Andreas Jaeger <aj@suse.de>
4320 * gcse.c: Revert Daniel's last patch.
4322 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4324 * sparc-protos.h: Add prototypes for fp_zero_operand and
4326 * sh-protos.h: Add prototype for fpul_operand.
4328 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4330 * doc/extend.texi (Other Builtins): Fix typo in last change.
4332 2001-08-03 Richard Henderson <rth@redhat.com>
4334 * target.h (gcc_target): Add asm_out.named_section,
4335 section_type_flags, have_named_sections.
4336 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4337 (TARGET_HAVE_NAMED_SECTIONS): New.
4338 (TARGET_SECTION_TYPE_FLAGS): New.
4340 * Makefile.in (toplev.o): Depend on TARGET_H.
4341 (varasm.o, dbxout.o): Likewise.
4342 * c-common.c (decl_attributes): Check targetm.have_named_sections
4343 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4344 * dbxout.c (dbxout_function_decl): Likewise.
4345 (dbxout_function_end): Likewise.
4346 * toplev.c (compile_file): Likewise.
4347 * varasm.c (exception_section): Likewise.
4348 * cp/decl2.c (finish_objects): Likewise.
4350 * defaults.h (EH_FRAME_SECTION): Remove.
4351 (EH_FRAME_SECTION_ASM_OP): Remove.
4352 (EH_FRAME_SECTION_NAME): New.
4353 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4354 (UNIQUE_SECTION_P): Remove.
4355 * dwarf2out.c (SECTION_FORMAT): Remove.
4356 (ASM_OUTPUT_SECTION): Remove.
4357 (output_call_frame_info): Use named_section_flags.
4358 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4359 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4360 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4361 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4362 (named_section_flags): New.
4363 (named_section): Use it and targetm.section_type_flags.
4364 (resolve_unique_section): New.
4365 (assemble_start_function): Use it.
4366 (asm_emit_uninitialised, assemble_variable): Likewise.
4367 (default_section_type_flags): New.
4368 (default_no_named_section, default_elf_asm_named_section): New.
4369 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4370 * output.h: Update varasm.c decls.
4371 (SECTION_*): New flags.
4373 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4374 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4376 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4377 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4378 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4379 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4380 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4381 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4382 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4383 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4384 * config/pa/pa64-hpux.h,
4386 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4387 (TARGET_ASM_NAMED_SECTION): New.
4388 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4389 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4390 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4391 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4392 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4393 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4394 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4395 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4396 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4397 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4398 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4399 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4400 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4401 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4402 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
4403 * config/sparc/sysv4.h: Likewise.
4405 * config/nextstep.h: Error until named sections implemented.
4407 * config/a29k/a29k.c (a29k_asm_named_section): New.
4408 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
4409 (vms_section_type_flags, vms_asm_named_section): New.
4410 * config/arm/arm.c (arm_elf_asm_named_section): New.
4411 * config/avr/avr.c (asm_output_section_name): Remove.
4412 * config/avr/avr-protos.h: Update.
4413 * config/c4x/c4x.c (c4x_asm_named_section): New.
4414 * config/h8300/h8300.c (h8300_asm_named_section): New.
4415 * config/i386/i386.c (sco_asm_named_section): New.
4416 * config/i386/winnt.c (SECTION_PE_SHARED): New.
4417 (i386_pe_section_type_flags): New.
4418 (i386_pe_asm_named_section): New.
4419 * config/i386/i386-protos.h: Update.
4420 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
4421 * config/mcore/mcore.c (mcore_asm_named_section): New.
4422 * config/mips/mips.c (iris6_asm_named_section): New.
4423 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
4424 instead of UNIQUE_SECTION_P.
4425 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
4426 (xcoff_asm_named_section): New.
4427 * config/sh/sh.c (sh_asm_named_section): New.
4428 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
4430 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
4431 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
4432 (EH_FRAME_SECTION_NAME): New.
4433 (EXCEPTION_SECTION): New.
4434 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
4435 (DEBUG_*_SECTION): Remove.
4436 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
4437 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
4438 (EH_FRAME_SECTION_ASM_OP): Remove.
4440 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
4441 (ASM_OUTPUT_SECTION_NAME): Remove.
4442 (TARGET_ASM_NAMED_SECTION): New.
4443 (TARGET_HAVE_NAMED_SECTIONS): New.
4444 (TARGET_SECTION_TYPE_FLAGS): New.
4445 (EH_FRAME_SECTION_ASM_OP): Remove.
4446 (EH_FRAME_SECTION_NAME): New.
4448 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4450 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
4451 for complex expressions when cfun == 0.
4452 * doc/extend.texi: Document that __builtin_constant_p can be
4453 used in data initializers as well as functions.
4455 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
4457 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
4458 variable I locally, instead of expecting a declaration in the
4461 2001-08-03 Richard Henderson <rth@redhat.com>
4463 * except.c (collect_one_action_chain): Add an explicit cleanup
4464 action if regions surrounding a catch were encoded entirely
4465 within the call-site entry.
4467 2001-08-03 Richard Henderson <rth@redhat.com>
4469 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
4470 don't take REGNO of a non-register.
4472 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4474 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
4475 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
4476 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
4477 (__gthread_mutex_init_function): New function for mutex initialization.
4479 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4481 * Makefile.in: Revert screwed up commit.
4483 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4485 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
4486 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
4487 merged by linker script to get a final _exit().
4488 (__do_global_dtors): New for destructor handling in specific exit
4490 (__do_global_ctors): New for constructors in specific install section.
4491 (__map_data_section): Map data sections before running constructors.
4492 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
4493 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
4494 (DTORS_SECTION_ASM_OP): Likewise.
4495 (CTORS_SECTION_FUNCTION): Define to force a reference to
4497 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
4499 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4501 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
4503 * Makefile.in: Add df.h to gcse.c dependencies.
4505 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4507 * varasm.c (output_constant_def_contents): Use for the length of a
4508 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
4509 depending on which is larger.
4511 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
4513 * gcse.c: Include df.h for use as a dataflow analyzer.
4515 Declaration of reg_set_info: gone.
4516 New df_analyzer variable used by store motion.
4517 (reg_set_info): Deleted.
4518 (mark_mem_regs): New function, analyze regs used by a mem.
4519 (store_ops_ok): Use dataflow analyzer results to determine if
4520 necessary regs are changed in the block.
4521 (find_moveable_store): Remove check for symbol ref, we can handle
4522 much more complex expressions now.
4523 (compute_store_table): Remove most of the code, it's unnecessary
4524 now that the dataflow analyzer records the info for us.
4525 (store_killed_after): Add parameter to say whether to do the
4526 store_ops_okay test, used to speed up testing when we already know
4527 the answer, and just want to know if the store itself was killed.
4528 (build_store_vector): Largely rewritten to calculate the various
4529 vectors properly, and somewhat optimized.
4530 (store_motion): Init the df_analyzer, get REG_DEF chains.
4531 Also handle trapping expressions (since mems almost always trap)
4532 (simple_mem): Redefine what a simple mem is.
4534 2001-08-03 DJ Delorie <dj@redhat.com>
4536 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
4537 set from a constant part of the condition.
4539 2001-08-01 Andrew Cagney <ac131313@redhat.com>
4541 * mkdeps.c (deps_add_default_target): Make local variable
4542 ``start'' a const char pointer.
4543 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
4545 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4547 * doc/install.texi (Configuration): Fix markup.
4548 (Specific, i?86-*-udk): Likewise.
4549 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
4551 Document --enable-threads and --enable-libgcj status.
4552 (Specific, mips-sgi-irix*): Canonicalize triples.
4553 (Specific, mips-sgi-irix5): Warn about problems with this config.
4554 Mention required GNU as patch.
4555 Native assembler problems are fixed.
4556 (Specific, mips-sgi-irix6): Update O32 ABI support status.
4557 Document --enable-threads and --enable-libgcj status.
4559 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4561 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
4564 2001-08-03 Richard Henderson <rth@redhat.com>
4566 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
4569 2001-08-03 Richard Henderson <rth@redhat.com>
4571 * rtlanal.c (find_first_parameter_load): Stop if we
4572 reach a CODE_LABEL at BOUNDARY.
4574 2001-08-03 Richard Henderson <rth@redhat.com>
4576 * config/alpha/alpha.md (force_movdi): New insn.
4577 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
4578 Tweek FRP marking of VMS prologue insns.
4579 * config/alpha/vms.h (EPILOGUE_USES): New.
4581 2001-08-02 Richard Henderson <rth@redhat.com>
4583 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
4585 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4587 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
4588 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
4589 config/convex/convex.h, config/d30v/d30v.c,
4590 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
4591 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
4592 config/mips/mips.h, config/mn10200/mn10200.h,
4593 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
4594 config/v850/v850.h, config/vax/openbsd.h,
4595 config/vax/openbsd1.h, config/vax/ultrix.h,
4596 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
4597 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
4598 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
4599 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
4600 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
4601 in comments and documentation.
4603 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4607 * Makefile.in (line-map.o): New.
4608 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
4609 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
4610 * cpperror.c (print_containing_files): Similarly.
4611 (print_location): Update. Don't output a space before _Pragma.
4612 * cppfiles.c (stack_include_file): Set to line 1 immediately.
4613 (stack_include_filee, cpp_make_system_header): Update.
4614 (_cpp_execute_include): Get logical line number right for calling
4615 as-yet-unterminated #include.
4616 * cpphash.h (struct cpp_reader): Add line_maps.
4617 (_cpp_do_file_change): Update.
4618 * cppinit.c (cpp_create_reader): Initialize line maps.
4619 (cpp_destroy): Destroy line maps.
4620 (cpp_start_read): Get logical line number right.
4621 * cpplex.c (parse_string): Only warn once for multi-line strings.
4622 Use boolean variable for null warning.
4623 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
4625 (do_include_common): End the directive early.
4626 (do_line): Don't warn about out-of-range lines in preprocessed
4627 source. Update. Remove unused variables.
4628 (_cpp_do_file_change): Update for new line mapping.
4629 (pragma_cb): New typedef.
4630 (cpp_register_pragma): Stop looking ahead before calling the
4632 (do_pragma_system_header): End directive early.
4633 (cpp_get_line_maps): New.
4634 (cpp_pop_buffer): Fudge logical line. Update.
4635 * cpplib.h: Include line-map.h
4636 (enum cpp_fc_reason): Remove.
4637 (struct cpp_file_change): Update.
4638 (cpp_get_line_maps): New.
4639 * cppmain.c (struct_printer): New member map.
4640 (cb_file_change): Update for new mappings.
4641 * fix-header.c (cb_file_change): Similarly.
4643 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4645 * Makefile.in (libgcc.mk): Define mkinstalldirs.
4646 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
4648 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
4650 * config/vax/vax.c: include expr.h.
4652 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
4654 * Makefile.in ($(srcdir)/configure): Only rebuild in
4656 ($(srcdir)/config.in): Only define in maintainer mode.
4657 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
4659 2001-08-02 David Edelsohn <edelsohn@gnu.org>
4661 * doc/install.texi (Install GCC: Binaries): Update Bull info.
4663 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4665 * gcc.c (set_collect_gcc_options): New function, split out from
4667 Ignore elided switches.
4668 (do_spec_1): Invoke before executing command.
4669 (set_input): Export.
4670 Move declaration ...
4671 * gcc.h (set_input): ... here.
4672 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4675 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
4678 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
4680 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
4682 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
4684 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
4685 for the unnamed instructions it expands to.
4687 2001-08-02 Richard Henderson <rth@redhat.com>
4689 * regclass.c (call_really_used_regs): Conditionally define.
4690 (init_reg_sets_1): Don't use it if not defined.
4691 (fix_register): Similarly, don't set it.
4693 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4695 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
4696 Correct comment that had been missed in the previous change.
4698 2001-08-01 Stan Shebs <shebs@apple.com>
4700 * config/darwin.c (machopic_stub_name): Try matching by name.
4701 (update_stubs): New function.
4702 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
4705 2001-08-01 Richard Henderson <rth@redhat.com>
4707 * except.c (output_function_exception_table): Use assemble_align.
4708 * varasm.c (assemble_eh_label): Remove.
4709 (assemble_eh_align, assemble_eh_integer): Remove.
4711 2001-08-01 Robert Lipe <robertl@caldera.com>
4713 * dwarfout.c: Remove reference to README.DWARF.
4715 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
4717 * regclass.c (call_really_used_regs): New array for registers which
4718 are actually used by a call.
4719 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
4721 (fix_register): Set call_really_used too.
4722 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
4723 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
4725 2001-08-01 Richard Henderson <rth@redhat.com>
4727 * read-rtl.c (read_name): Consider \r whitespace.
4729 2001-07-11 Andrew Cagney <ac131313@redhat.com>
4731 * config.gcc: Recognize powerpc-*-netbsd*.
4733 * doc/install.texi (Host/target specific installation notes for
4734 GCC): Mention powerpc-*-netbsd*.
4736 * config/rs6000/netbsd.h: New file.
4737 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
4738 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
4739 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
4740 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
4741 (TARGET_VERSION): Redefine.
4743 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
4744 mcall-netbsd as a match for mcall-sysv.
4745 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
4746 (ncrti.S, ncrtn.S): New targets.
4747 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
4749 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
4750 "netbsd' as a V4 ABI.
4751 (ASM_SPEC): Check for -mcall-netbsd.
4752 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
4753 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
4754 (LIB_SPEC, ENDFILE_SPEC): Ditto.
4755 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
4756 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
4757 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
4758 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
4760 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
4761 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
4763 2001-08-01 Mark Kettenis <kettenis@gnu.org>
4765 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
4766 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
4767 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
4768 including "unwind-pe.h".
4770 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
4772 * rs6000.md (define_splits): Kill unused constraints.
4774 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
4775 Jan Hubicka <jh@suse.cz>
4777 * function.c (thread_prologue_and_epilogue_insns): Kill code
4778 dealing with non-existent CFG.
4780 2001-08-01 Kazu Hirata <kazu@hxi.com>
4782 * alias.c: Fix comment formatting.
4783 * bitmap.c: Likewise.
4784 * builtins.c: Likewise.
4785 * calls.c: Likewise.
4786 * c-common.c: Likewise.
4787 * c-decl.c: Likewise.
4788 * c-dump.c: Likewise.
4789 * c-lex.c: Likewise.
4790 * collect2.c: Likewise.
4791 * combine.c: Likewise.
4792 * conflict.c: Likewise.
4793 * cppfiles.c: Likewise.
4794 * cppinit.c: Likewise.
4795 * cpplex.c: Likewise.
4796 * cpplib.c: Likewise.
4797 * cppmacro.c: Likewise.
4798 * cppspec.c: Likewise.
4799 * c-pragma.c: Likewise.
4800 * crtstuff.c: Likewise.
4802 * cselib.c: Likewise.
4803 * c-semantics.c: Likewise.
4804 * c-typeck.c: Likewise.
4806 2001-08-01 H.J. Lu <hjl@gnu.org>
4808 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
4810 2001-08-01 H.J. Lu <hjl@gnu.org>
4812 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
4814 2001-08-01 Ziemowit Laski <zlaski@apple.com>
4816 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
4817 contextualizing Objective-C class name lookup by the lexer.
4818 (typespec_reserved_nonattr): Disable ObjC class name lookup after
4820 (protocoldef): Add support for forward @protocol declarations.
4821 (yylexname): Suppress ObjC class name lookup in certain contexts;
4822 re-enable after lookup is complete.
4823 (_yylex): Re-enable ObjC class name lookup when certain
4824 punctuation marks are seen.
4826 * objc/objc-act.c (check_protocol_recursively): New function used
4827 for finding circular dependencies in protocols.
4828 (objc_declare_protocols): New function for handling forward
4829 @protocol declarations.
4830 (receiver_is_class_object): Detect the case when 'self' is used
4831 inside of a class method.
4832 (build_message_expr): Issue a warning if class method is desired
4833 but instance method is found instead.
4834 (conforms_to_protocol): Streamline.
4835 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
4836 protocol Foo, even if 'Bar foo' does not.
4837 (check_protocols): Streamline.
4838 (start_protocol): Add checks for circular and duplicate protocol
4840 (encode_aggregate_within): For typedefs of structs, encode the
4842 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
4843 (objc_declare_protocols): New prototype.
4845 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4847 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
4848 * cpplex.c (handle_newline): Update prototype. Maintain logical
4850 (skip_escaped_newlines, skip_block_comment, parse_string):
4852 (_cpp_lex_token): Update, and store token position within the token.
4853 * cpplib.h (struct cpp_token): Add line and column entries.
4854 * cppmacro.c (replace_args): Position stringified tokens correctly.
4856 2001-08-01 Andreas Jaeger <aj@suse.de>
4858 * basic-block.h: Add prototype for last_loop_beg_note.
4860 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
4862 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
4863 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
4865 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
4866 while handling WITH_CLEANUP_EXPR node. Use second operand calling
4867 expand_decl_cleanup.
4868 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
4870 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
4871 operand while calling simple_cst_equal.
4872 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
4873 operand is the cleanup expression, the third is the RTL_EXPR.
4874 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
4876 2001-07-31 Jeff Sturm <jsturm@one-point.com>
4878 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
4880 2001-07-31 matthew green <mrg@eterna.com.au>
4882 * config.gcc (i386-*-netbsdelf): New description.
4883 * config/i386/netbsd-elf.h: New file.
4885 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
4887 * loop.c (check_dbra_loop): Use single_set to compute
4890 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
4892 PowerPC reorg and support for powerpc64-*-linux*.
4894 Also fixes emitting of constants on 32 bit and 64 bit
4897 * config.gcc: powerpc64-*-linux* is a new target.
4898 Things that needed aix.h now also include xcoff.h
4900 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
4902 Move AIX specific stuff into aix.h.
4903 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
4904 with more than just XCOFF now.
4905 (SET_ASM_OP): Remove, now defined where needed.
4906 (FUNCTION_PROLOGUE): New macro definition.
4907 (FUNCTION_EPILOGUE): New macro definition.
4908 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
4910 * config/rs6000/xcoff.h: New file.
4912 * config/rs6000/linux64.h: New file.
4914 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
4916 2001-07-31 Alan Modra <amodra@bigpond.net.au>
4918 * rs6000.c (print_operand_address): Handle ELF syntax.
4919 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
4920 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
4921 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
4923 2001-07-31 David Edelsohn <edelsohn@gnu.org>
4925 * rs6000.c (rs6000_override_options): Only disable
4926 flag_function_sections for XCOFF.
4927 (exact_log2_cint_operand): New predicate.
4928 (reg_or_{add,sub}_cint64_operand): New predicates.
4929 (add_operand): Compare CONST_INT with fewer function calls.
4930 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
4931 (print_operand, case 'p'): Ensure positive operand.
4932 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
4933 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
4934 (PREDICATE_CODES): Add new predicates.
4935 * rs6000.md (addsi3): Split 32-bit constants more correctly.
4936 (divsi3, modsi3): Ensure positive power-of-2.
4937 (adddi3): Use new predicate. Split 32-bit constants more
4938 correctly. Re-arrange splitter to handle any constant.
4939 (subdi3): Use new predicate.
4940 (divdi3, moddi3): Ensure positive power-of-2.
4941 (movdi): Use rs6000_emit_set_const.
4942 (load_toc_v4_pic_di): Delete.
4944 2001-07-31 Graham Stott <grahams@redhat.com>
4946 * function.c (pad_below): Revert 2001-07-26 patch.
4948 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4950 * reg-stack (convert_regs_1): Fix best edge condition.
4952 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
4954 * jump.c (duplicate_loop_exit_test): Better test for jumps
4955 entering the loop; create loop pre_header.
4957 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
4959 * doc/install.texi: Add s390 and s390x as new targets.
4960 * doc/invoke.texi: Add documantation of S/390 and zSeries
4962 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
4964 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4966 * config/m68k/m68k.md: Replace all general_operand with
4967 nonimmediate_operand for all destinations.
4968 * config/m68k/m68k.c (not_sp_operand): Likewise.
4970 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
4972 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
4974 2001-07-30 Richard Henderson <rth@redhat.com>
4976 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
4977 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
4979 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
4981 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
4982 Add missing doc strings
4983 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
4984 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
4986 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4988 * i386.c (ix86_output_main_function_alignment_hack): New function.
4989 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
4991 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
4992 edges by EDGE_DFS_BACK flag.
4993 (dump_edge_info): Add dfs_back flag.
4994 * basic-block.h (EDGE_DFS_BACK): New constant.
4995 (mark_dfs_back_edges): Declare.
4996 * alias.c (loop_p): Remove.
4997 (mark_constant_function): Use mark_dfs_back_edges.
4999 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
5000 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
5001 (compensate_edge): Break out from ...
5002 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
5003 (convert_regs_2): Set block_done once block is really done;
5004 Do updating of the predecesors counts.
5006 * toplev.c (rest_of_compilation): Recompute block_for_insn
5007 before post-reload cfg_cleanup.
5008 * function.c (thread_prologue_epilogue_insns):
5009 Call set_block_for_new_insns when emitting prologue directly.
5011 2001-07-30 Andreas Jaeger <aj@suse.de>
5013 * jump.c: Add prototype for mark_modified_reg.
5015 * cse.c (set_live_p): Add unused attribute.
5017 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5019 (scan_for_source_files): Use long for count to avoid overflow.
5020 (output_data): Likewise.
5021 (output_data): Don't use string concatatenation to silence gcc
5024 * predict.c: Fix typos and grammar.
5026 * gcse.c (insert_insn_end_bb): Remove unused variables.
5028 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5030 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5031 (attempt_auto_inc): LIkewise.
5032 (mark_used_reg): Likewise.
5033 (try_pre_increment_1): Likewise.
5034 * regclass.c (regclass): Likewise.
5035 * global.c (allocno_compare): Update comment; change scaling factor.
5036 * local-alloc.c (QTY_CMP_PRI): Likewise.
5037 * regs.h (REG_FREQ_FROM_BB): New.
5038 (REG_FREQ_MAX): Likewise.
5040 2001-07-30 H.J. Lu <hjl@gnu.org>
5042 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5045 2001-07-30 H.J. Lu (hjl@gnu.org)
5047 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5048 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5049 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5051 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5053 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5054 as -mthumb-interwork when -mcpu=arm7 is specified.
5056 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5058 * predict.def (noreturn, loop branch, loop exit): Mark as first
5061 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5063 * combine.c (try_combine): Avoid barrier after noop jumps.
5065 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5067 * cpphash.h (struct cpp_reader): Remove import_warning.
5068 * cpplib.c (skip_rest_of_line): Don't bother turning off
5070 (parse_include): Move include handling to...
5071 (do_include_common): ... here. Move import warning from...
5072 (do_import): ... here.
5073 (do_pragma_poison): Don't do a callback for poison identifiers.
5074 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5075 * cppmain.c (setup_callbacks): Similarly.
5077 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5079 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5080 handle multiple sets.
5081 * except.c (sjlj_mark_call_sites): .... here.
5082 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5084 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5086 Suggested by Richard Henderson and Richard Kenner:
5087 * combine.c (recog_for_combine): Use the fake recog
5088 only if instruction does not match.
5089 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5090 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5092 * combine.c (try_combine): Discover noop jump as direct jump.
5094 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5096 * df.c (df_rd_global_compute): Add successors to worklist, not
5098 (df_ru_global_compute): Ditto.
5100 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5102 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5103 increment REG_N_SETS.
5105 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5107 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5109 * sbitmap.c (sbitmap_a_xor_b): New function.
5110 ifdef the basic block stuff on IN_GCC.
5112 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5114 * cppexp.c (parse_defined): Always record the macro name.
5115 (lex): Don't worry about identifiers, or special-case
5117 (_cpp_parse_expr): Figure out at the end of the routine
5118 whether we saw a valid !defined() expression.
5119 * cppfiles.c (stack_include_file): Update for mi_valid.
5120 (_cpp_pop_file_buffer): Similarly.
5121 * cpplex.c (_cpp_lex_token): Similarly.
5122 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5123 mi_if_not_defined, mi_lexed): Remove.
5125 * cpplib.c (do_if): Simplify.
5126 (do_endif, push_conditional, _cpp_handle_directive): Update
5127 for renaming of mi_state to mi_valid.
5129 * cpp.texi: Add index entries for digraphs, and add comment
5130 that C++ refers to them as alternative tokens.
5132 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5134 * basic-block.h (CLEANUP_PRE_LOOP): New.
5135 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5136 * sibcall.c (optimize_sibling_calls): Likewise.
5137 * toplev.c (rest_of_compilation): Likewise.
5138 * flow.c (try_forward_edges): Take argument MODE;
5139 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5140 (try_optimize_cfg): Update call of try_forward_edges.
5142 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5143 Jan Hubicka <jh@suse.cz>
5145 * (validate_replace_rtx_1): Fix simplification of MINUS.
5147 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5149 PR preprocessor/3669
5150 * cppinit.c (init_dependency_output): Turn off dump requests
5151 if sending dependencies to stdout.
5153 2001-07-28 Richard Henderson <rth@redhat.com>
5155 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5158 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5160 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5162 2001-07-28 Kazu Hirata <kazu@hxi.com>
5164 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5165 is VAR_DECL first to prevent an ICE.
5167 2001-07-28 Richard Henderson <rth@redhat.com>
5169 * varasm.c (immed_real_const_1): Don't elide special cases for
5171 (clear_const_double_mem): Clear const_tiny_rtx too.
5173 2001-07-28 Richard Henderson <rth@redhat.com>
5175 * dwarf2out.c (dw_val_class_offset): New.
5176 (struct dw_ranges_struct, dw_ranges_ref): New.
5177 (ranges_table, ranges_table_allocated): New.
5178 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5179 (add_AT_offset, add_ranges, output_ranges): New.
5180 (print_die, output_die): Handle dw_val_class_offset.
5181 (attr_checksum, size_of_die, value_format): Likewise.
5182 (gen_lexical_block_die): Handle non-contiguous blocks.
5183 (gen_block_die): Likewise.
5184 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5185 if needed. Dump the ranges table.
5186 * final.c (final_start_function): Remove unnecessary notes and
5187 rebuild the block tree before numbering the blocks.
5188 * function.c (reorder_blocks_0): Walk the existing block tree
5189 to unmark all blocks.
5190 (reorder_blocks_1): Create block fragments when duplicate block
5192 (reorder_fix_fragments): New.
5193 (reorder_blocks): Call it.
5194 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5196 2001-07-28 Richard Henderson <rth@redhat.com>
5198 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5200 2001-07-28 Richard Henderson <rth@redhat.com>
5202 * flow.c (add_to_mem_set_list): New function.
5203 (init_propagate_block_info): Use it.
5204 (mark_set_1): Likewise.
5205 (insn_dead_p): Canonicalize memory address for dead store
5206 comparison. Allow wider mode stores to kill narrower mode stores.
5207 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5208 (invalidate_mems_from_set): Don't handle MEMs.
5210 2001-07-28 Kazu Hirata <kazu@hxi.com>
5212 * config/h8300/h8300.h: Fix formatting.
5214 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5216 * basic-block.h (EDGE_FREQUENCY): New macro.
5217 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5219 * flow.c (find_sub_basic_blocks): Likewise.
5220 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5221 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5223 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5224 (HITRATE): New macro.
5225 (PRED_FLAG_FIRST_MATCH): New constant.
5226 (predictor_info): New field flgags.
5227 (combine_predictions_for_insn): Use DS theory to combine
5228 probabilities; set the edge probabilities when finished.
5229 (estimate_probability): Avoid duplicated matches
5230 of LOOP_BRANCH heuristics for nested loops; update comment.
5231 * predict.def: Add flags for each prediction, set probabilities
5232 according to B&L paper.
5233 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5235 * profile.c (compute_branch_probabilities): Cleanup way the edge
5236 probabilities are computed and REG_BR_PROB notes are dropped; if
5237 values does not match, emit error.
5238 (init_branch_prob): Do error instead of warning when profile driven
5239 feedback is missing or corrupt.
5241 2001-07-27 DJ Delorie <dj@redhat.com>
5243 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5244 against a constant, try to adjust the compare to have the desired
5245 constant in it so that min/max optimizations happen more often.
5247 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5249 * flow.c (last_loop_beg_note): New function.
5250 (redirect_edge_and_branch): Use it.
5251 (split_edge): Likewise.
5253 * alias.c (loop_p): Avoid uninitialized memory access.
5255 * flow.c (try_forward_edges): Avoid accessing freed memory.
5257 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5260 2001-07-26 Andrew Haley <aph@redhat.com>
5261 Joern Rennecke <amylaar@redhat.com>
5263 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5264 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5265 (SUBTARGET_CPP_SPEC): New.
5267 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5268 (SUBTARGET_CPP_PTR_SPEC): New.
5269 (CPP_DEFAULT_CPU_SPEC): New.
5270 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5271 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5272 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5273 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5274 (SUBTARGET_CPP_SPEC): Define as an empty string.
5276 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5278 * doc/install.texi (Configuration): Properly link the host
5279 specific instructions also when generating HTML.
5281 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5283 * flow.c (redirect_edge_and_branch_force): Test
5284 target->global_live_at_start.
5286 2001-07-26 Richard Henderson <rth@redhat.com>
5288 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5289 * rtl.h (avoid_constant_pool_reference): Declare it.
5290 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5291 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5293 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5295 * rtl.h (cleanup_barriers): Declare.
5296 * jump.c (cleanup_barriers): New function.
5297 * toplev.c (rest_of_compilation): Call cleanup_barriers
5298 before loop optimizer and after bb_reorder.
5300 * flow.c (back_edge_of_syntactic_loop_p): New.
5301 (split_edge): Use it.
5303 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5305 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5307 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5309 * cse.c (cse_process_notes): Replace any registers if the address
5312 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5314 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5315 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5316 (propagate_block): Update prototype.
5317 * flow.c (update_life_info): Simplify the CFG and
5318 recalculate the global regs which are alive when
5319 removing dead code during a global update.
5320 (propagate_block): Return non-zero if an INSN is
5323 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5325 * Makefile.in (LIBICONV): Define.
5327 2001-07-26 Catherine Moore <clm@redhat.com>
5329 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5330 of conditional to avoid tree checking errors.
5332 2001-07-26 Kazu Hirata <kazu@hxi.com>
5334 * regmove.c (regmove_optimize): Don't replace a reg with
5335 another reg of a different mode.
5337 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5339 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5340 limit length of dependancy flush list.
5341 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5342 * sched-int.h (struct deps): Add pending_flush_length field.
5343 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5344 has 1 element in it.
5345 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5346 (sched_analyze): After a jump, if the pending memory flush list is too
5347 large, flush the pending lists.
5348 (init_deps): Initialize pending_flush_length to 0.
5349 * doc/invoke.texi (max_pending_list_length): Document parameter.
5351 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5353 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5354 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5355 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5357 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5359 * cpphash.h (struct_lexer_state): Delete was_skipping.
5360 Move skipping here from struct cpp_reader.
5361 * cpplex.c (parse_identifier): Update.
5362 (_cpp_lex_token): Don't skip tokens in a directive.
5363 * cpplib.c (struct if_stack): Update.
5364 (start_directive, end_directive): Don't change skipping state.
5365 (_cpp_handle_directive): Update.
5366 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5367 (do_else, do_endif): Update; only check for excess tokens if not
5368 in a skipped conditional block.
5369 (push_conditional): Update for new struct if_stack.
5371 2001-07-26 Graham Stott <grahams@redhat.com>
5373 * function.c (locate_and_pad_parm): Also pad initial offset
5374 so that the total argument size also includes the padding.
5376 2001-07-26 Graham Stott <grahams@redhat.com>
5378 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5379 change XSTR to XTMPL.
5381 (process_one_cond_exec): Likewise
5383 2001-07-25 Richard Henderson <rth@redhat.com>
5385 * varasm.c (assemble_variable): Create DECL_RTL before setting
5388 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5390 * predict.c (estimate_probability): Avoid duplicated predictions.
5392 * loop.c (find_and_verify_loops): Grok multiple barriers.
5394 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5396 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5398 * dbxout.c: Consistently use putc instead of fputc.
5399 (print_wide_int): New function; call instead of direct fprintf.
5400 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5401 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5402 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
5403 (print_int_cst_octal): Likewise.
5404 (print_octal): Show we wrote characters.
5405 (dbxout_type): Set have_used_extensions in more places.
5407 2001-07-25 Catherine Moore <clm@redhat.com>
5409 * config/v850/v850.c (v850_va_arg): Use addr
5410 instead of valist to build incr.
5412 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
5414 * flow.c (delete_dead_jumptables): New function.
5415 (life_analyzis): Call it.
5416 * bb-reorder.c (skip_insns_after_block): Handle contradictory
5419 2001-07-25 Richard Henderson <rth@redhat.com>
5421 * except.c (reachable_handlers): Handle a region being removed
5422 out from under a RESX.
5424 2001-07-25 Richard Henderson <rth@redhat.com>
5426 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
5427 swap GE/GT if it is an fp comparison.
5429 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
5431 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
5434 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
5436 * ssa.c (rename_insn_1): Do not wrap an assignment to a
5437 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
5440 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
5442 (visit_expression): When attempting to simplify an expression,
5443 retrieve any modes for arguments before they are simplified
5446 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5447 Janis Johnson <janis@us.ibm.com>
5449 * stmt.c (expand_goto): A nonlocal goto can be a call too.
5450 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
5451 pointer parameters to match documented usage of nonlocal_goto.
5452 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
5453 parameters to their correct order.
5454 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
5455 parameters to their correct order.
5457 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
5459 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
5461 2001-07-25 Jan Hubicka <jh@suse.cz>
5462 Richard Henderson <rth@redhat.com>
5464 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
5466 (make_edges): New argument update_p; populate the edge cache if set.
5467 (find_basic_blocks): Update make_edges invocation.
5469 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5471 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
5473 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5475 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
5476 -Acpu and -Amachine.h.
5477 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
5478 Corrected header to say ELF not a.out.
5479 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
5480 when given -msoft-float.
5482 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5484 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
5485 extra multilib parts like arm-elf.
5486 (i960-*-coff*, i960-*-rtems): Should not use collect2.
5487 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
5488 crtfini.o as extra multilib parts.
5490 2001-07-24 Joel Sherrill <joel@OARcorp.com>
5492 * configure.in: Add rtems as a supported thread model.
5493 * gthr-rtems.h: Add missing entry point __gthread_active_p.
5494 * configure: Rebuilt.
5496 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
5498 * stor-layout.c (get_mode_alignment): make it work when
5499 BITS_PER_UNIT is not a power of two.
5500 * builtins.c (get_pointer_alignment): Likewise.
5502 2001-07-24 Richard Henderson <rth@redhat.com>
5504 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
5505 the retrieved constant into the expected mode.
5507 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5509 * flow.c (try_simplify_condjump): Avoid duplicated edges.
5510 (verify_flow_info): Check for duplicated edges; clarify
5513 * flow.c (block_label): Update basic_block_for_insn.
5514 (commit_edge_insertions): Call compute_bb_for_insn.
5516 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
5519 * flow.c (redirect_edge_and_branch,
5520 try_optimize_cfg): Use redirect_edge_succ_nodup
5521 (redirect_edge_succ_nodup): New.
5522 * basic_block.h (redirect_edge_succ_nodup): Declare.
5524 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
5527 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5529 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
5530 (try_crossjump_to_edge): Update commetns.
5531 (try_crossjump_bb): Likewise.
5533 2001-07-24 Richard Henderson <rth@redhat.com>
5535 * combine.c (distribute_notes): Move set of need_refresh
5536 for noop_move_p down to catch all cases.
5538 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
5540 * recog.c (split_all_insns_noflow): New.
5541 * rtl.h (split_all_insns_noflow): Declare.
5542 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
5543 * m68hc11.c (m68hc11_reorg): Likewise.
5544 * sh.c (machine_dependent_reorg): Likewise.
5545 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
5548 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5550 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
5551 (ashlsi3_n splitter): Likewise.
5552 (lshrsi3_n splitter): Likewise.
5554 (GOTaddr2picreg): Make const SImode.
5555 (sym_label2reg): Likewise.
5556 (symGOT2reg): Likewise.
5557 (symGOTOFF2reg) Likewise.
5559 (casesi_worker_0): Make unspec SImode.
5561 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
5563 * config/sh/sh.c (barrier_align): Check that an operand really is
5564 an insn before extracting its INSN_CODE.
5566 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
5568 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
5571 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
5572 for SImode to prevent overflow.
5574 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5576 * config/mips/irix6-libc-compat.c: New file.
5577 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
5578 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
5581 2001-07-24 lars brinkhoff <lars@nocrew.org>
5583 * rtl.texi (REG_POINTER): Document.
5584 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
5585 QFmode, HFmode, TQFmode, QCmode, and HCmode.
5587 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5589 * flow.c (delete_noop_moves): Do not confuse libcall regions.
5591 2001-07-23 Richard Henderson <rth@redhat.com>
5593 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
5595 2001-07-23 Kazu Hirata <kazu@hxi.com>
5597 * config/h8300/h8300-protos.h: Add a prototype for
5598 general_operand_dst_push.
5599 * config/h8300/h8300.c (general_operand_dst_push): New.
5600 * config/h8300/h8300.h (OK_FOR_T): New.
5601 (EXTRA_CONSTRAINT): Use it.
5602 * config/h8300/h8300.md (movqi_push): Remove and integrate into
5603 the existing movqi pattern.
5604 (movhi_push): Likewise.
5606 * reload.c: Fix comment typos.
5608 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5610 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
5612 2001-07-23 H.J. Lu (hjl@gnu.org)
5614 * doc/extend.texi: Update __builtin_return_address and
5615 __builtin_frame_address.
5617 2001-07-23 Richard Henderson <rth@redhat.com>
5619 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
5621 * config/i386/i386.md: New setcc+movzbl peephole2.
5623 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5625 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
5626 * objc/objc-act.c: Include debug.h.
5627 (synth_module_prologue): Save and restore debug hooks too.
5629 2001-07-23 lars brinkhoff <lars@nocrew.org>
5631 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
5632 and C4X_FLOAT_FORMAT.
5633 (BOOL_TYPE_SIZE): Document.
5635 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
5637 * unroll.c (loop_iterations): Fix miscalculation of initial
5640 2001-07-13 Andrew Haley <aph@redhat.com>
5642 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
5643 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
5644 * config/sh/sh.c (sh_can_redirect_branch): New function.
5645 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
5646 * reorg.c (steal_delay_list_from_target): Use
5647 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
5649 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
5651 * flow.c (try_simplify_condjump): Unlink insn chain on
5652 fallthru edge; use can_fallthru.
5654 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
5656 * basic-block.h (find_sub_basic_block): Declare.
5657 * flow.c (make_edges): New arguments MIN and MAX;
5658 (find_sub_basic_blocks): Revamp to use make_edges
5659 and purge_dead_edges.
5660 (find_basic_blocks): Update call of find_sub_basic_block.
5662 * recog.c (split_all_insns): Always expect CFG to be consistent;
5663 call find_sub_basic_blocks in case something has changed.
5664 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
5667 * basic-block.h (delete_noop_moves): Declare.
5668 * combine.c (combine_instructions): Call it.
5669 (recog_for_combine): Tolerate noop moves
5670 (distribute_notes): Force refresh when register dies at noop move.
5671 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
5673 (life_analysis): Update delete_noop_moves call.
5674 (set_noop_p): Move too ...
5675 * rtlanal.c (noop_move_p): ... here.
5676 * rtl.h (noop_move_p): Declare.
5678 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
5679 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
5681 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
5682 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
5684 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
5686 * reload.c (push_reload): Fix typo in comment.
5687 (find_reloads_address): Ditto.
5688 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
5690 2001-07-22 Richard Henderson <rth@redhat.com>
5692 * flow.c: Grammar check and clarify a lot of comments.
5693 (try_simplify_condjump): Rename variables to be clearer.
5694 (try_forward_edges): Skip complex and fallthru edges.
5695 Rearrange tests to avoid duplicate checks.
5696 (flow_find_cross_jump): Likewise.
5697 (outgoing_edges_match): Allow match if neither branch has
5698 probability data. Loosen probability match to 5%.
5699 (try_crossjump_to_edge): Hoist repeated indirection into
5701 (try_crossjump_bb): Don't check complex edges. Eliminate
5702 redundant crossjump tests.
5703 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
5704 checks before more expensive checks.
5706 2001-07-22 Richard Henderson <rth@redhat.com>
5708 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
5709 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
5712 2001-07-22 Richard Henderson <rth@redhat.com>
5714 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
5715 (const_sint32_operand): Likewise.
5716 * m68k.md (anon mulsi pattern): Use const_int_operand not
5717 const_sint32_operand.
5718 (umulsi3_highpart): Zero extend a constant input.
5719 (smulsi3_highpart): Don't bother checking SImode constant.
5720 (const_umulsi3_highpart): Give op3 DImode.
5721 (const_smulsi3_highpart): Likewise.
5723 2001-07-22 Richard Henderson <rth@redhat.com>
5725 * flow.c (split_block): Make sure bb_note is included in the
5726 new block when splitting before a label.
5728 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5730 * basic-block.h (redirect_edge_and_branch_force,
5731 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
5732 * flow.c (redirect_edge_and_branch_force,
5733 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
5734 (redirect_edge_and_branch_force): Fix copying of lifeness information.
5735 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
5736 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
5737 instead of label; update CFG after transformation.
5738 (find_if_case_1): Update call, use redirect_edge_and_branch_force
5739 for finishing the transformation; handle even case where ELSE
5740 does not follow THEN.
5741 (find_if_case_2): Update call of dead_or_predictable; simplify
5744 * emit-rtl.c (split_branch_probability): New global variable.
5745 (try_split): Take care to set split_branch_probability and
5746 create REG_BR_PROB note for new jump insns.
5747 * md.texi (define_split): Document new feature.
5749 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
5751 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5753 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
5754 (asm_out_file): Remove redundant declaration.
5755 (assemble_asm): Remove old #if 0 block.
5756 (assemble_variable): Remove end of function; debug output is
5757 now handled with global_decl. Remove old #if 0 block. Update.
5758 Remove saved_in_section and associated no-op code.
5759 * Makefile.in (varasm.o): Correct dependencies.
5761 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
5763 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5764 the definition in defaults.h.
5766 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
5768 * jump.c: Update comments.
5769 (delete_barrier_successors, delete_unreferenced_labels,
5770 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
5771 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
5772 jump_optimize, jump_optimize_minimal): Kill.
5773 (rebuild_jump_labels): Move code from jump_optimize_1.
5774 (purge_line_number_notes): Likewise.
5775 (copy_loop_headers): Likewise.
5776 * reg-stack.c: Update comment.
5778 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
5779 JUMP_AFTER_REGSCAN): Kill.
5780 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
5781 purge_line_number_notes and copy_loop_headers.
5783 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
5784 Richard Henderson <rth@redhat.com>
5786 * dbxout.c (dbxout_global_decl): New.
5787 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5788 * sdbout.c (sdbout_finish): New.
5789 (sdbout_debug_hooks): Use it, add comments.
5790 (sdbout_global_decl): Defer initialised public vars to
5792 * varasm.c (assemble_variable): Don't output debug information
5793 for file-scope variables.
5795 2001-07-22 Richard Henderson <rth@redhat.com>
5797 * config/alpha/alpha.c (get_trap_mode_suffix): New.
5798 (get_round_mode_suffix): New.
5799 (print_operand): Use them for [/]. Remove support for [&'`()+].
5800 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
5801 * config/alpha/alpha.md (attr round_suffix): New.
5802 (attr trap_suffix): New.
5803 (all insns): Set them appropriately. Use %/ instead of the
5806 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5808 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
5810 2001-07-22 Richard Henderson <rth@redhat.com>
5812 * regrename.c (regrename_optimize): Compute nregs for each
5813 potential target register.
5815 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
5816 Richard Henderson <rth@redhat.com>
5818 * dbxout.c (dbxout_global_decl): New.
5819 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
5820 * sdbout.c (sdbout_finish): New.
5821 (sdbout_debug_hooks): Use it, add comments.
5822 (sdbout_global_decl): Defer initialised public vars to
5824 * varasm.c (assemble_variable): Don't output debug information
5825 for file-scope variables.
5827 2001-07-21 H.J. Lu (hjl@gnu.org)
5829 * config/mips/mips.c (mips_cpu): Moved into ...
5830 (override_options): Here.
5832 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
5834 (mips_cpu): Removed.
5836 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5838 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
5839 ("iorqi3"): Likewise.
5840 ("xorqi3"): Likewise.
5841 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
5842 ("*subhi3_sp): Likewise.
5843 ("*subhi3"): Likewise.
5844 ("extendhisi2"): Accept D, X and Y as source operand to avoid
5847 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
5849 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
5850 * config/freebsd.h: Likewise.
5851 * config/linux.h: Likewise.
5852 * config/openbsd.h: Likewise.
5853 * config/alpha/linux-elf.h: Likewise.
5854 * config/arm/linux-elf.h: Likewise.
5855 * config/d30v/d30v.h: Likewise.
5856 * config/fr30/fr30.h: Likewise.
5857 * config/ia64/aix.h: Likewise.
5858 * config/ia64/ia64.h: Likewise.
5859 * config/mips/linux.h: Likewise.
5860 * config/pj/pj.h: Likewise.
5861 * config/rs6000/linux.h: Likewise.
5862 * config/sparc/linux.h: Likewise.
5863 * config/sparc/linux64.h: Likewise.
5865 2001-07-20 Bruce Korb <bkorb@gnu.org>
5867 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
5868 because getc() and char* may disagree on signedness.
5870 2001-07-20 Richard Henderson <rth@redhat.com>
5872 * doc/rtl.texi (REG_DEAD): Update for current semantics.
5874 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
5875 insns to delete in the presence of cc0 in a jump insn.
5877 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5878 Jan Hubicka <jh@suse.cz>
5880 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
5881 of doing the change by hand.
5883 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5885 * rtlanal.c (set_noop_p): Return true for noop jumps.
5887 * expr.c (emit_single_push_insn): Add call to push expander.
5888 * expr.h (optab_index): Add OTI_push
5889 (push_optab): New constant.
5890 * genopinit.c (optabs): Add push_optab.
5891 * optabs.c (init_optab): Init push optab.
5892 * md.texi (push??1): Document
5894 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5896 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
5897 expand to emit the pattern; put a REG_INC note for push/pop
5899 ("movdf", "movdf_internal"): Likewise.
5900 ("movsi", "movsi_internal"): Likewise.
5901 ("movsf", "movsf_internal"): Likewise.
5902 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
5904 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5906 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
5909 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
5911 * params.def: Change default max inline insns to 100.
5913 2001-07-20 Diego Novillo <dnovillo@redhat.com>
5915 * combine.c (combine_simplify_rtx): Generate a new shift operation
5916 when simplifying the first operand of a (neg (ashift)) expression.
5918 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5920 * regclass.c (N_REG_INTS): Use only 32 bits per element.
5922 2001-07-20 Kelley Cook <kelley.cook@home.com>
5924 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
5925 information. Move rest into ...
5926 (*-*-solaris): ... here. Eliminate redundant information and
5927 reword necessary packages section. Delete 4.x assembler bug info.
5928 (sparc-sun-*): Merge into ...
5929 (sparc-sun-sunos*): here.
5931 2001-07-20 Catherine Moore <clm@redhat.com>
5933 * config/v850/v850.md (casesi): Generate LABEL_REF
5936 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5938 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
5939 * i386.c (ix86_zero_extend_to_Pmode): Make global.
5940 * i386.md (strclrsi expander): Use it.
5942 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5944 * integrate.c (copy_insn_list): handle
5945 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
5946 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
5947 identically as to CODE_LABEL.
5949 * fold-const (fold): Convert A/B/C to A/(B*C) and
5952 * except.c (connect_post_landing_pads): Delete the RESX insns.
5954 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
5956 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
5958 * config/mips/mips.md (nmadd/nmsub): Use macro.
5960 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
5962 * cppinit.c (remove_dup_dir): Make static.
5963 (remove_dup_dirs): Make static. Only warn about preempting a
5964 system directory with a non-system directory.
5966 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
5968 * ifcvt.c (noce_try_store_flag_constants): Correct order
5969 of parameters to trunc_int_for_mode.
5971 2001-07-19 Mark Mitchell <mark@codesourcery.com>
5973 * reorg.c (fill_simple_delay_slots): If an instruction might throw
5974 an exception that will be caught within this function, do not fill
5975 its delay slot with any subsequent instruction.
5977 2001-07-19 Steve Ellcey <sje@cup.hp.com>
5979 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
5980 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
5981 pointer extension instruction.
5982 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
5983 * simplify-rtx.c (simplify_unary_operation) Likewise.
5984 * explow.c (convert_memory_address) Check value of
5985 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
5987 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
5988 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
5989 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
5990 Add Multilib Support.
5991 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
5992 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
5993 Add Multilib Support.
5994 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
5996 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
5997 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
5998 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
6000 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
6002 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
6003 old and new operands in `<', `3' and `b'.
6005 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6007 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
6008 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
6009 (toplev.o): Don't depend on xcoffout.h.
6010 * c-decl.c: Include debug.h
6011 (duplicate_decls): Use debug hook.
6012 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
6013 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6014 (dbxout_types): Remove.
6015 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6016 * debug.c (do_nothing_debug_hooks): Update.
6017 (debug_true_tree, debug_nothing_rtx): New.
6018 * debug.h (struct rtx_def): New.
6019 (struct gcc_debug_hooks): New hooks ignore_block,
6020 outlining_inline_function and label.
6021 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6022 dwarf2out_frame_finish): New.
6023 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6024 Make static, update prototype.
6025 (dwarf2_debug_hooks): Update.
6026 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6027 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6028 * dwarfout.c (dwarf_debug_hooks): Update.
6029 * emit-rtl.c: Include debug.h.
6030 (remove_unnecessary_notes): Use debug hook.
6031 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6032 (final_scan_insn): Use debug hook.
6033 * integrate.c (output_inline_function): Use debug hook.
6034 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6035 (sdb_debug_hooks): Update.
6036 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6037 * toplev.c: Don't include xcoffout.h.
6038 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6039 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6041 * tree.h (dwarf2out_do_frame): Remove.
6043 2001-07-19 Catherine Moore <clm@cygnus.com>
6045 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6047 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6049 * reload1.c (eliminate_regs_in_insn): When updating a set
6050 to the frame pointer to the hardware frame pointer, perform
6051 the update always not just when REPLACE is set.
6053 * reload1.c (choose_reload_regs): Don't inherit a reload
6054 that crosses multiple registers if registers past the first
6055 don't fit in the desired class.
6057 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6058 when negating constants.
6060 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6062 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6063 * doc/tree.texi: Ditto.
6065 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6066 Jakub Jelinek <jakub@redhat.com>
6068 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6069 (extract_cie_info): Handle "eh" augmentation properly,
6071 (struct frame_state, __frame_state_for): New.
6073 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6075 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6076 HANDLE_SYSV_PRAGMA): Define.
6077 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6079 (copy_object): Caller changed.
6081 2001-07-19 Andreas Schwab <schwab@suse.de>
6083 * configure.in (assembler dwarf2 debug_line support): Define nop
6085 * configure: Regenerated.
6087 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6089 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6091 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6092 to conditionally compiled block.
6093 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6094 * dbxout.h (dbxout_function): Remove.
6095 * debug.c (do_nothing_debug_hooks): Update.
6096 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6097 global_decl, deferred_inline_function.
6098 * dwarf2out.c (dwarf2_debug_hooks): Update.
6099 (dwarf2out_global_decl): New.
6100 * dwarfout.c: Don't include dwarfout.h.
6101 (dwarfout_global_decl, dwarfout_function_decl,
6102 dwarfout_deferred_inline_function): New.
6103 (dwarf_debug_hooks): Update.
6104 * dwarfout.h: Remove.
6105 * final.c: Don't include dwarfout.h.
6106 * sdbout.c (sdbout_global_decl): New.
6107 (sdbout_debug_hooks): Update.
6108 * toplev.c: Don't include dwarfout.h.
6109 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6110 (note_deferral_of_defined_inline_function): Remove.
6111 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6112 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6113 * ch/lex.c: Don't include dwarfout.h.
6114 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6115 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6116 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6117 * cp/optimize.c: Include debug.h.
6118 (maybe_clone_body): Use debug hook.
6119 * cp/semantics.c: Include debug.h.
6120 (expand_body): Use debug hook.
6121 * po/POTFILES.in: Remove dwarfout.h.
6123 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6125 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6126 * c-parse.in (yyerror, _yylex): Similarly.
6127 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6128 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6130 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6131 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6133 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6135 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6136 in-class declaration at -g1. Fixes c++/2814.
6138 2001-07-18 Richard Henderson <rth@redhat.com>
6140 * doc/md.texi (reload_in/out): Document restrictions in predicates
6141 and constraints for these patterns. Document empty string matching
6144 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6146 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6148 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6150 * cse.c: Undo my previous patch.
6152 2001-07-18 Tom Tromey <tromey@redhat.com>
6155 * configure: Rebuilt.
6156 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6158 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6160 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6161 Jan Hubicka <jh@suse.cz>
6163 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6164 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6165 * jump.c (mark_jump_label): Do not forward branches.
6167 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6169 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6170 when return value is unused.
6172 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6174 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6176 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6178 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6179 on error. We can't blindly return the result of
6180 pthread_mutex_trylock because it returns a positive number on
6181 error, while we must return -1 on error.
6182 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6184 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6186 2001-07-18 Andreas Jaeger <aj@suse.de>
6188 * integrate.c (output_inline_function): Correct type of debug_hooks.
6190 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6192 * combine.c (combine_simplify_rtx): DIV can be treated
6193 associatively for floats if unsafe math optimisations are enabled.
6195 2001-07-17 Richard Henderson <rth@redhat.com>
6197 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6199 2001-07-17 Richard Henderson <rth@redhat.com>
6201 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6202 don't force the function address into a register.
6203 (expand_call, emit_library_call_value_1): Update callers.
6204 * builtins.c (expand_builtin_apply): Likewise.
6205 * expr.h (prepare_call_address): Update decl.
6207 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6209 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6211 * config/i386/chorus.h: Move up.
6212 * config/sparc/chorus.h: Likewise.
6213 * config/rs6000/chorus.h: Likewise.
6214 * config/chorus.h: Moved here.
6216 2001-07-17 Andreas Schwab <schwab@suse.de>
6218 * configure.in (assembler eh_frame optimization): Handle big
6220 * configure: Regenerated.
6222 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6224 * expr.c (epxand_expr): Convert divisions into multiplications by
6225 reciprocals if -ffast-math.
6227 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6229 * dbxout.c (dbxout_really_begin_function): Rename to
6230 dbxout_begin_function.
6231 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6232 (dbxout_begin_function): Remove.
6233 (dbxout_function): Update.
6234 (dbxout_source_line): Update prototype.
6235 * dbxout.h (dbxout_begin_function): Remove.
6236 * debug.c (do_nothing_debug_hooks): Update.
6237 (debug_nothing_tree): Update.
6238 (debug_nothing_charstar_rtx): Remove.
6239 * debug.h (union tree_node): Declare.
6240 (struct rtx_def): Remove.
6241 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6242 begin_function. Change source_line prototype.
6243 (debug_nothing_tree): New.
6244 (debug_nothing_charstar_rtx): Delete.
6245 (dwarf2out_begin_prologue): Moved from ...
6247 * dwarf2out.c (dwarf2_debug_hooks): Update.
6248 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6249 debug info, call dwarf2out_source_line.
6250 (dwarf2out_souce_line): Update prototype.
6251 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6252 Change prototype, make static.
6253 (dwarfout_source_line): Update prototype.
6254 (dwarf_debug_hooks): Update.
6255 * dwarfout.h (dwarfout_begin_function): Remove.
6256 * final.c (final_start_function, final_scan_insn): Use appropriate
6257 debug hooks, update to use notice_source_line.
6258 (output_source_line): Rename notice_source_line. Don't call the
6259 source_line debug hook.
6260 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6261 make static, update prototype.
6262 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6264 (sdbout_end_prologue): New.
6265 (sdbout_source_line): Update prototype.
6266 (sdbout_debug_hooks): Update.
6267 (sdbout_symbol): Remove unused var.
6268 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6270 * varasm.c: Include debug.h.
6271 (assemble_start_function): Use begin_function debug_hook.
6272 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6273 update with prototype.
6274 (xcoffout_source_line): Update prototype.
6275 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6277 (xcoffout_source_line): Update prototype.
6279 2001-07-17 Richard Henderson <rth@redhat.com>
6281 * c-typeck.c (build_binary_op): Do not shorten unsigned
6282 right shift after sign extension.
6284 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6286 * combine.c (combine_simplify_rtx): Attempt to simplify
6287 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6289 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6290 (simplify_binary_operation, simplify_unary_operation,
6291 simplify_relational_operation): Use it.
6293 * combine.c (combine_simplify_rtx): Don't do associative law
6294 on divisions; allow associative law on floats.
6296 2001-07-17 H.J. Lu <hjl@gnu.org>
6297 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6299 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6300 ASM_OUTPUT_WEAK_ALIAS are defined.
6301 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6302 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6304 * config/mips/iris5.h: ... here.
6305 (HANDLE_SYSV_PRAGMA): Defined as 1.
6306 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6307 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6310 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6312 * c-parse.in (all_prefix_attributes): New variable.
6313 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6314 (maybe_resetattrs): New production.
6315 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6316 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6317 notype_initdcl, nested_function, notype_nested_function,
6318 component_decl, components, components_notype,
6319 component_declarator, component_notype_declarator,
6320 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6321 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6322 after a comma being applied to more than one declarator.
6323 * doc/extend.texi (Attribute Syntax): Update. Remove
6324 documentation of bugs that are no longer present.
6326 2001-07-13 Eric Christopher <echristo@redhat.com>
6328 * config/mips/mips.h: Change TUNE_MIPS* options to use
6330 (EXTRA_SPECS): Add cc1_cpu_spec.
6331 * config/mips/mips.md (muldf3): Fix typo.
6333 2001-07-16 Richard Henderson <rth@redhat.com>
6335 * config/m68k/m68k.c: Include expr.h and reload.h.
6336 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6337 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6339 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6340 Richard Henderson <rth@redhat.com>
6342 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6343 (insn_live_p): Fix fall off end of function.
6344 (dead_libcall_p): Remove COUNTS argument; update callers.
6345 (delete_trivially_dead_insns): Remove unused variables.
6347 2001-07-17 Andreas Jaeger <aj@suse.de>
6349 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6352 * lcm.c (optimize_mode_switching): Avoid warning for unused
6353 variable if !NORMAL_MODE.
6355 * flow.c (try_crossjump_to_edge): Remove unused variable.
6357 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6359 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6360 atexit declaration in stdlib.h.
6362 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6364 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6366 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6368 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6369 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6370 do rebuild_jump_labels instead of jump_optimize
6371 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6372 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6373 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6375 * flow.c: Include timevar.h
6376 (find_basic_block): Push/pop timevar;
6377 (cleanup_cfg): Likewise.
6378 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6379 * Makefile: Add dependencies on timevar.h
6381 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6382 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6384 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6385 * toplev.c (rest_of_compilation): Update calls.
6386 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6387 (delete_trivially_dead_insns): ... here; accept new argument
6388 preserve_basic_blocks; preserve basic blocks if set.
6390 * reg-stack.c (stack_regs_mentioned): Return 0 if
6391 stack_regs_mentioned_data is not initialized.
6392 (reg_to_stack): Make stack_regs_mentioned survive after the
6393 reg-stack is completted; do not call cleanup_cfg.
6394 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6395 make cleanup_cfg after bb-reorder to output to debug file.
6397 2001-07-16 Richard Henderson <rth@redhat.com>
6399 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6400 from int_reg_class_contents.
6402 2001-07-16 Richard Henderson <rth@redhat.com>
6404 * hard-reg-set.h (regs_invalidated_by_call): Declare.
6405 * regclass.c (regs_invalidated_by_call): Move from cse.c.
6406 (init_reg_sets_1): Move initialization from cse_main.
6407 * cse.c (regs_invalidated_by_call): Move to regclass.c.
6408 (cse_main): Move its initialization also.
6409 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
6410 * flow.c (propagate_one_insn): Likewise.
6411 * gcse.c (compute_hash_table): Likewise.
6412 (compute_kill_rd, compute_store_table): Likewise.
6413 * sched-deps.c (sched_analyze_1): Likewise.
6415 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
6417 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
6420 2001-07-16 Steve Ellcey <sje@cup.hp.com>
6422 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
6423 in if statement so we don't access undefined memory.
6425 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6427 * gcse.c: Update comment at top.
6428 Update comment on mem handling.
6429 mem_last_set, mem_first_set, mem_set_in_block: gone.
6430 Declaration of reg_set_info: gone.
6431 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
6432 pointless with load_killed_in_block_p (they are *more*
6433 conservative then it, not less, and less accurate).
6434 (oprs_not_set_p): Ditto.
6435 (alloc_gcse_mem): Don't allocate mem_set_in_block
6436 (free_gcse_mem): Don't free it, either.
6437 (record_last_mem_set_info): Update comment in front, remove
6438 mem_*set_* stuff. Note the reason we don't handle stores directly
6440 (compute_hash_table): Update comments to reflect reality. Remove
6441 mem_*set_* references.
6442 (reset_opr_set_tables): Remove mem_*set_* references.
6444 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
6445 (mark_clobber): Ditto (on both parts, we double set here too).
6446 (expr_killed_p): Remove mem_set_in_block test.
6447 (compute_transp): Remove mem_set_in_block test.
6449 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
6450 of edge, and removal of phi alternative to dump file.
6451 (ssa_ccp_substitute_constants): Add note about register now being
6452 constant, and which uses were replaced in what insns to dump file.
6454 2001-07-16 Andreas Jaeger <aj@suse.de>
6456 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
6457 variables of type HOST_WIDEST_INT.
6459 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
6460 (__bb_exit_func): Correct type of count_max to avoid overflow.
6461 (num_digits): Handle long long argument.
6463 * combine.c (gen_lowpart_for_combine): Remove unused variable.
6465 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6467 * output.h (sdb_begin_function_line): Restore as an extern
6469 * sdbout.c (sdb_begin_function_line): Make extern.
6471 2001-07-15 Richard Henderson <rth@redhat.com>
6473 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
6474 * genrecog.c (maybe_both_true_mode): New.
6475 (maybe_both_true_2): Use it.
6476 (write_switch): Don't put Pmode in a switch.
6477 * rtl.c (mode arrays): Don't explicitly size them.
6479 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6481 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
6482 handling; move unconditional splitting before mode switching.
6484 * i386.md (type): Add fistp type.
6485 (i387, length_attr, scheduling definitions): Handle this type.
6486 (fix_trunc?f?i2): Revamp to use mode switching.
6487 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
6488 * i386.h (fp_cw_mode): New enum
6489 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
6490 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
6492 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6494 * Makefile.in (integrate.o): Add debug.h.
6495 * integrate.c (debug.h): Add.
6496 (output_inline_function): Save, reset, and restore debug_hooks.
6498 2001-07-15 Richard Henderson <rth@redhat.com>
6500 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
6501 instead of COMPARE for the EQUIV expression.
6503 2001-07-15 Richard Henderson <rth@redhat.com>
6505 * flow.c (redirect_edge_and_branch_force): Initialize
6506 global_live_at_start and global_live_at_end.
6507 (allocate_bb_life_data): Export.
6508 * basic-block.h (allocate_bb_life_data): Declare.
6509 * toplev.c (rest_of_compilation): Call it.
6511 2001-07-15 Richard Henderson <rth@redhat.com>
6513 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
6514 (alpha_tablejump_best_label): New.
6515 * config/alpha/alpha-protos.h: Declare them.
6516 * config/alpha/alpha.md: Use braced strings for code blocks.
6517 (tablejump_osf): Break out add with r29.
6518 (tablejump_osf_internal): Remove.
6519 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
6520 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
6522 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6524 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
6527 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
6529 * i386-protos.h (ix86_split_fp_branch): Update prototype.
6530 (ix86_fp_jump_nontrivial_p): New.
6531 * i386.md (fp_jcc_?): Update call of split_fp_branch;
6532 use ix86_fp_jump_nontrivial_p.
6533 * i386.c (ix86_fp_jump_nontrivial_p): New.
6534 (ix86_split_fp_branch): Accept code instead of rtx.
6535 (ix86_expand_compare): Expand comparison early in case
6536 doing so is resonably cheap.
6538 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
6540 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
6542 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
6543 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
6545 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
6547 * dbxout.c (dbxout_source_line): Make static, update prototype.
6548 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
6549 (dbxout_init, dbxout_finish, dbxout_source_line,
6550 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
6551 * dbxout.h (dbxout_source_line): Delete.
6552 * debug.c (debug_nothing_file, debug_nothing_file_int,
6553 debug_nothing_file_charstar_rtx): New.
6554 (do_nothing_debug_hooks): Update.
6555 (debug_nothing_void, debug_nothing_charstar_rtx,
6556 dwarf2out_end_epilogue): New.
6557 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6558 * debug.h (struct rtx_def): Declare.
6559 (gcc_debug_hooks): New hooks source_line, end_epilogue
6561 (debug_nothing_void, debug_nothing_charstar_rtx,
6562 dwarf2out_end_epilogue): New.
6563 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
6564 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
6565 (dwarf2_debug_hooks): Update.
6566 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
6567 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
6568 * dwarf2out.h (dwarf2out_source_line): Remove.
6569 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
6570 Make static, update prototype.
6571 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
6572 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
6573 (dwarf_debug_hooks): Update.
6574 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
6575 dwarfout_end_function): Remove.
6576 * final.c (profile_function): Use debug hooks for ending functions
6578 (output_source_line, final_end_function): Update prototype,
6580 (final_start_function, final_scan_insn): Update.
6581 * output.h (sdb_begin_function_line): Remove.
6582 (final_end_function): Update prototype.
6583 * sdbout.c (sdb_begin_function_line): Make static.
6584 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
6585 (sdbout_source_line): New.
6586 (sdbout_end_epilogue, sdbout_end_function): Make static, update
6588 (sdb_debug_hooks): Update.
6589 (sdbout_init, sdbout_source_line,
6590 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
6591 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
6592 * toplev.c (compile_file, rest_of_compilation): Update.
6593 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
6594 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
6595 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
6596 Update for prototype changes.
6597 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
6598 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
6600 2001-07-15 Richard Henderson <rth@redhat.com>
6602 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
6603 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
6604 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
6605 * config/alpha/alpha.c: Likewise.
6606 * config/alpha/alpha.md: Likewise.
6607 * config/alpha/alpha32.h: Likewise.
6608 * config/alpha/vms.h: Likewise.
6611 2001-07-14 Richard Henderson <rth@redhat.com>
6613 * config/alpha/alpha.md: Use define_constants for unspec values.
6614 Substitute throughout.
6616 2001-07-14 Tim Josling <tej@melbpc.org.au>
6618 * tree.def (EXPON_EXPR) remove. Never supported anyway.
6620 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6622 * pa.md: Remove unused constraints from define_split's.
6624 2001-04-14 Richard Henderson <rth@redhat.com>
6626 * ifcvt.c (find_cond_trap): Test for exit block.
6628 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
6630 Re-install recently reverted patch.
6631 * emit-rtl.c (try_split): Update mark_jump_label call.
6632 * flow.c (find_sub_basic_blocks): Likewise.
6633 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6635 (mark_all_labels): Kill second parameter.
6636 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6637 (rebuild_jump_labels, jump_optimize_minimal): Update call
6639 (jump_optimize_1): Kill crossjumping code.
6640 (mark_jump_label): Kill cross_jump parameter.
6641 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6642 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6643 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6645 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6647 (dump_file_info): Likewise.
6648 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6649 reorganize passes to do reg-stack first, bb-reorder second.
6650 * invoke.texi (-d letters doc): Remove the jump2 pass.
6652 2001-07-14 Richard Henderson <rth@redhat.com>
6654 * ifcvt.c (find_cond_trap): New.
6655 (find_if_header): Call it.
6656 (merge_if_block): Relax existing jump sanity check.
6657 * jump.c (jump_optimize_1): Remove conditional trap handling.
6659 2001-07-14 Alan Modra <amodra@bigpond.net.au>
6661 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
6663 (insn_refs_are_delayed): Correct comment.
6664 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
6665 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
6666 instead of r31. Make associated insn !TARGET_64BIT, and
6667 provide an additional 64-bit insn that clobbers r2.
6669 (udivsi3): Likewise.
6671 (umodsi3): Likewise.
6673 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
6675 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
6677 * flow.c (redirect_edge_and_branch_force, split_edge,
6678 try_crossjump_to_edge): Use set_block_for_new_insns.
6679 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
6681 2001-07-13 H.J. Lu (hjl@gnu.org)
6683 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
6686 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6688 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
6690 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
6692 * c-common.c (decl_attributes): Take a pointer to the node to
6693 which attributes are to be attached, and a flags argument.
6694 * c-common.h (enum attribute_flags): New.
6695 (decl_attributes): Update prototype.
6696 * c-decl.c (start_decl, push_parm_decl, finish_struct,
6697 finish_enum, start_function): Update calls to decl_attributes.
6698 * c-parse.in (component_declarator, component_notype_declarator,
6699 label): Update calls to decl_attributes.
6701 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
6703 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
6704 * config/avr/avr.c (legitimate_address_p): Return value changed
6705 from letter to register classes. For better debugging.
6707 2001-07-13 Kazu Hirata <kazu@hxi.com>
6709 * jump.c (reversed_comparison_code_parts): Fix comment typos.
6711 2001-07-13 H.J. Lu (hjl@gnu.org)
6713 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
6715 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
6717 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
6718 correctly for shared configurations.
6719 * config/t-libgcc-pic: New.
6720 * config/{i386,m68k,sparc}/t-openbsd: New.
6721 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
6722 Support -shared. Support debugging libraries with -g.
6723 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
6724 frame information does not emit pointer diffs.
6725 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
6728 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
6730 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
6732 2001-07-13 David Edelsohn <edelsohn@gnu.org>
6734 * combine.c (try_combine): Ensure const_int pow2 is positive.
6736 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
6738 * config.gcc: Add configuration for s/390.
6739 * config/s390/s390.c: New. Subroutines for code generation.
6740 * config/s390/s390.h: New. Definitions for s/390.
6741 * config/s390/s390-protos.h: New. Prototypes.
6742 * config/s390/linux.h: New. Definitions for linux for s/390.
6743 * config/s390/linux64.h: New. Definitions for linux for zSeries.
6744 * config/s390/t-linux: New. Makefile fragment.
6745 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
6746 * config/s390/fixdfdi.h: New. Fix L_fix*di.
6748 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
6750 * emit-rtl.c (try_split): Update mark_jump_label call.
6751 * flow.c (find_sub_basic_blocks): Likewise.
6752 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
6754 (mark_all_labels): Kill second parameter.
6755 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
6756 (rebuild_jump_labels, jump_optimize_minimal): Update call
6758 (jump_optimize_1): Kill crossjumping code.
6759 (mark_jump_label): Kill cross_jump parameter.
6760 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
6761 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
6762 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
6764 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
6766 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
6767 reorganize passes to do reg-stack first, bb-reorder second.
6768 * invoke.texi (-d letters doc): Remove the jump2 pass.
6770 2001-07-12 Steve Ellcey <sje@cup.hp.com>
6772 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
6774 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6776 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
6778 (verify_flow_info): Make diagnostics prettier.
6780 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6782 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
6784 * flow.c (outgoing_edges_match): Return early if condition reversal
6787 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
6789 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
6790 (mips_move_2words): When splitting a move into two instructions,
6791 prefix the second address operand with '%D'.
6793 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
6795 * Makefile.in (final.o): Depend on debug.h.
6796 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
6797 (dbx_debug_hooks): Add new hooks.
6798 (xcoff_debug_hooks): New.
6799 * debug.c (debug_nothing_file_int_int): New.
6800 (do_nothing_debug_hooks): Update.
6801 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
6802 (debug_nothing_file_int_int): New.
6803 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
6804 static, update prototype.
6805 (dwarf2_debug_hooks): Update.
6806 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
6807 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
6808 static, update prototype.
6809 (dwarf_debug_hooks): Update.
6810 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
6811 * final.c: Include debug.h.
6812 (final_scan_insn): Use debug hooks when beginning and ending blocks.
6813 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
6814 static, update prototype.
6815 (sdb_debug_hooks): Update.
6816 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
6817 * toplev.c: Distinguish between xcoff and dbx.
6819 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
6820 Call all debug hooks, not just dwarf ones.
6822 2001-07-11 Timothy Wall <twall@redhat.com>
6824 * config.gcc: Add configuration for AIX5/IA64.
6825 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
6826 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
6827 support prefix/suffix code.
6828 * config/ia64/t-aix: New. Makefile fragment.
6829 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
6831 2001-07-11 Kazu Hirata <kazu@hxi.com>
6833 * recog.c (validate_change): Fix a comment typo.
6835 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
6837 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
6838 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
6840 * dbxout.c (dbx_debug_hooks): Add new hooks.
6841 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
6843 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
6845 * dbxout.h (dbxout_start_new_source_file,
6846 dbxout_resume_previous_source_file): Delete.
6847 * debug.c (do_nothing_debug_hooks): Add new hooks.
6848 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6849 (debug_nothing_int_charstar, debug_nothing_int): New.
6850 * debug.h (gcc_debug_hooks): New hooks define, undef,
6851 start_source_file and end_source_file.
6852 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
6853 (debug_nothing_int_charstar, debug_nothing_int): New.
6854 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
6855 the conditionally compiled section.
6856 (dwarf2out_start_source_file, dwarf2out_end_source_file,
6857 dwarf2out_define, dwarf2out_undef): Make static.
6858 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
6859 dwarf2out_define, dwarf2out_undef): Remove.
6860 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
6861 (dwarfout_start_source_file, dwarfout_end_source_file,
6862 dwarfout_define, dwarfout_undef): Make static.
6863 (dwarfout_start_source_file_check,
6864 dwarfout_end_source_file_check): New.
6865 (dwarfout_define, dwarfout_finish): Update.
6866 * dwarfout.h (dwarfout_start_new_source_file,
6867 dwarfout_resume_previous_source_file, dwarfout_define,
6868 dwarfout_undef): Remove.
6869 * sdbout.c (sdb_debug_hooks): Add new hooks.
6870 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
6872 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
6873 make static, take an arg.
6874 * sdbout.h (sdbout_start_new_source_file,
6875 sdbout_resume_previous_source_file): Delete.
6876 * toplev.c (debug_start_source_file, debug_end_source_file,
6877 debug_define, debug_undef): Delete.
6878 * toplev.h (debug_start_source_file, debug_end_source_file,
6879 debug_define, debug_undef): Delete.
6881 * java/jcf-parse.c: Include debug.h.
6882 (parse_class_file): Update to use debug hooks directly.
6883 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
6885 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6887 * alias.c (set_mem_alias_set): New function.
6888 * rtl.h (set_mem_alias_set): Declare it.
6889 * builtins.c (expand_builtin_return_addr): Call it instead of
6890 using MEM_ALIAS_SET accessor.
6891 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
6892 (get_memory_rtx, expand_builtin_va_arg): Likewise.
6893 (expand_builtin_va_copy):Likewise.
6894 * caller-save.c (setup_save_areas): Likewise.
6895 * calls.c (compute_argument_addresses): Likewise.
6896 * explow.c (set_mem_attributes): Likewise.
6897 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
6898 (expand_assignment, store_constructor_field, store_field): Likewise.
6899 (expand_expr_unaligned): Likewise.
6900 * function.c (assign_stack_temp_for_type): Likewise.
6901 (put_reg_into_stack, gen_mem_addressof): Likewise.
6902 * ifcvt.c (noce_try_cmove_arith): Likewise.
6903 * reload1.c (reload, alter_reg): Likewise.
6904 * config/alpha/alpha.c (get_aligned_mem): Likewise.
6905 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
6906 (alpha_expand_unaligned_store): Likewise
6907 (alpha_expand_unaligned_load_words): Likewise.
6908 (alpha_expand_unaligned_store_words): Likewise.
6909 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
6910 (alpha_expand_epilogue): Likewise.
6911 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
6912 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
6913 * config/i386/i386.c (legitimize_pic_address): Likewise.
6914 * config/i960/i960.c (setup_incoming_varargs): Likewise.
6915 * config/ia64/ia64.c (spill_restore_mem): Likewise.
6916 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
6917 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
6918 * config/mips/mips.c (mips_va_arg): Likewise.
6919 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6920 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
6921 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6922 (setup_incoming_varargs, rs6000_va_arg): Likewise.
6923 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
6924 (rs6000_emit_epilogue): Likewise.
6925 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
6926 * config/sparc/sparc.c (sparc_va_arg): Likewise.
6927 * config/v850/v850.c (v850_va_arg): Likewise.
6929 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
6931 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
6932 when fallthru edge is present.
6933 (mege_blocks): Handle case where creation of jump insn
6936 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
6937 CLEANUP_POST_REGSTACK): New constants.
6938 * except.c (finish_eh_generation): Update call of cleanup_cfg,
6939 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
6940 * output.h (cleanup_cfg): Update prototype.
6941 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
6942 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
6943 cleanup_cfg call; kill missleading comment.
6944 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
6945 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
6946 parameter; control optimizations performed using it.
6947 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
6948 try_crossjump_bb): New functions.
6950 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6952 * pa.c (pa_output_function_prologue): Delete prototype. Make function
6954 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
6955 pa_output_function_prologue.
6956 * pa-protos.h (pa_output_function_prologue): New prototype.
6958 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6960 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
6961 and low to get correct sign extension in low+high test.
6963 2001-07-11 Janis Johnson <janis@us.ibm.com>
6965 * gcov.c (arcdata): Use gcov_type to fix branch percentage
6966 for large hit count.
6968 * profile.c (branch_prob): Fix .bbg info for computed gotos
6971 2001-07-11 Mark Mitchell <mark@codesourcery.com>
6973 * stmt.c (parse_output_constraint): New function, split out
6975 (expand_asm_operands): ... here. Use parse_output_constraint.
6976 * tree.h (parse_output_constraint): Declare it.
6978 2001-07-11 Richard Henderson <rth@redhat.com>
6980 * bitmap.c: Comment some functions; fiddle whitespace.
6981 (bitmap_free): Don't export.
6982 (bitmap_element_allocate): Use memset.
6983 * bitmap.h (bitmap_free): Don't declare.
6985 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
6987 * gcse.c, lcm.c, sched-deps.c:
6988 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
6990 * flow.c (flow_loops_find): Free dom if we found no loops, since
6991 we aren't going to save it.
6993 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
6996 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
6998 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
7000 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7002 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
7003 #ifndef DWARF2_DEBUGGING_INFO.
7005 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7007 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
7009 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7011 * config/mips/mips.c (gen_int_relational): Tell the caller not to
7012 reverse a branch if a NE comparison is implemented with GTU.
7014 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7015 H.J. Lu <hjl@gnu.org>
7017 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7019 (call_internal2): Likewise.
7020 (call_value_internal1): Likewise.
7021 (call_value_internal2): Likewise.
7022 (call_value_multiple_internal1): Likewise.
7023 (call_value_multiple_internal2): Likewise.
7025 2001-07-10 Kazu Hirata <kazu@hxi.com>
7027 * calls.c (emit_library_call_value_1): Fix a comment typo.
7028 * dwarf2out.c (mem_loc_descriptor): Likewise.
7029 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7031 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7033 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7035 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7037 * recog.c (offsettable_address_p): Handle LO_SUM case.
7038 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7039 instead of plus_constant.
7041 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7043 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7044 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7046 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7048 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7049 adjust_address_nv instead of plus_constant.
7051 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7053 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7054 dwarf2out.o): Depend on debug.h, wrap long lines.
7055 * dbxout.c: Include debug.h.
7056 (dbx_debug_hooks): New.
7057 (dbxout_init): Make static, take just 2 args.
7058 (dbxout_finish): Make static.
7059 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7060 * debug.c: New file.
7061 * debug.h: New file.
7062 * dwarf2out.c: Include debug.h.
7063 (dwarf2_debug_hooks): New.
7064 (dwarf2out_init): Make static.
7065 (dwarf2out_finish): Make static, take 2 args.
7066 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7067 * dwarfout.c: Include debug.h.
7068 (dwarf_debug_hooks): New.
7069 (dwarfout_init): Make static.
7070 (dwarfout_finish): Make static, take 2 args.
7071 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7072 * sdbout.c: Include debug.h.
7073 (sdb_debug_hooks): New.
7074 (sdbout_init): Make static, take 2 args.
7075 * sdbout.h (sdbout_init): Delete.
7076 * toplev.c: Include debug.h.
7078 (compile_file): Set deubg_hooks based on command line options.
7079 Use the hooks unconditionally rather than conditional compilation.
7081 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7083 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7084 first_insn_after_basic_block_note instead.
7086 * df.c (df_bb_refs_unlink): #if 0 out for now.
7088 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7090 * ssa.h: Add prototype for ssa_const_prop
7091 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7092 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7093 (ssa_fast_dce): Remove unused variable
7095 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7097 * diagnostic.c (finish_diagnostic): Rename to
7098 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7101 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7103 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7106 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7107 (dump_file): Only pad the demangled name with spaces if the
7108 mangled name was padded with spaces.
7110 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7112 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7115 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7117 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7118 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7121 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7122 whether can put offset inside LO_SUM to check mode alignment, not size.
7124 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7126 * doc/tm.texi (Misc): Fix thinko.
7128 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7130 * regmove.c (replace_in_call_usage): Fix warnings.
7131 * sched-deps.c (add_dependence): Fix warnings.
7132 * simplify-rtx.c (simplify_subreg): Likewise.
7133 Return NULL_RTX instead of NULL.
7135 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7136 (subst_asm_stack_regs): Likewise.
7138 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7141 * dwarf2out.c (output_call_frame_info): Declare i as int.
7142 (build_abbrev_table): Declare n_alloc as int.
7143 (dwarf2out_finish): Initialize die.
7144 * except.c: Declare sjlj_funcdef_number as unsigned.
7145 (connect_post_landing_pads): Declare j as unsigned.
7146 (convert_to_eh_region_ranges): Initialize call_site.
7147 (output_function_exception_table): Initialize tt_format_size.
7148 * expr.c (move_by_pieces_1): Initialize to1.
7149 (store_constructor): Initialize minelt and maxelt.
7150 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7151 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7153 * c-decl.c (combine_parm_decls): Unused, remove.
7154 * c-tree.h: Remove prototype for combine_parm_decls.
7156 * reload.c (push_reload): Fix warning.
7157 (regno_clobbered_p): Likewise.
7158 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7159 (reload_combine): Likewise.
7161 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7162 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7164 * bitmap.c (bitmap_operation): Change user.
7165 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7167 2001-07-10 Eric Christopher <echristo@redhat.com>
7169 * config/mips/mips.c (override_options): Fix typo.
7171 2001-07-09 Stan Shebs <shebs@apple.com>
7173 * target.h (struct gcc_target): New fields init_builtins and
7175 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7176 (TARGET_EXPAND_BUILTIN): New macro.
7177 (TARGET_INITIALIZER): Add them.
7178 * builtins.c: Include target.h.
7179 (expand_builtin): Use targetm.expand_builtin.
7180 (default_init_builtins): New function.
7181 (default_expand_builtin): New function.
7182 * expr.h (default_init_builtins): Declare.
7183 (default_expand_builtin): Declare.
7184 * c-common.c (c_common_nodes_and_builtins): Use
7185 targetm.init_builtins.
7186 * defaults.h (MD_INIT_BUILTINS): Remove.
7187 * Makefile.in (builtins.o): Depend on target.h.
7189 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7190 (TARGET_EXPAND_BUILTIN): Define.
7191 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7192 (MD_EXPAND_BUILTIN): Remove.
7194 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7195 (TARGET_EXPAND_BUILTIN): Define.
7196 (c4x_init_builtins): Make endlink arg a local.
7197 (c4x_print_operand): Fix typos in adjust_address usages.
7198 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7199 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7200 (MD_EXPAND_BUILTIN): Remove.
7202 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7203 (TARGET_EXPAND_BUILTIN): Define.
7204 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7205 (ix86_init_builtins): Call new function only if TARGET_MMX.
7206 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7207 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7208 (MD_EXPAND_BUILTIN): Remove.
7210 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7211 (TARGET_EXPAND_BUILTIN): Define.
7212 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7213 (MD_EXPAND_BUILTIN): Remove.
7215 * doc/tm.texi: Document these changes.
7217 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7219 * basic-block.h (tree_node): Forward declare if needed.
7220 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7221 (BLOCK_HEAD_TREE): Define.
7222 (BLOCK_END_TREE): Define.
7223 (struct loops): Rename field 'tree' to 'tree_root'.
7224 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7226 (flow_loops_tree_build): Rename reference to field 'tree' to
7228 (flow_loops_level_compute): Ditto.
7229 * predict.c (estimate_bb_frequencies): Ditto.
7230 * tree.h (struct tree_common): Add field 'aux'.
7232 2001-07-09 Stan Shebs <shebs@apple.com>
7234 * config/darwin.c (darwin_encode_section_info): Don't mark any
7235 DECL_EXTERNAL node as defined.
7237 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7239 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7240 pa_free_machine_status, hppa_init_pic_save): Delete.
7241 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7242 (hppa_profile_hook): Use hppa_pic_save_rtx.
7243 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7244 hppa_init_pic_save): Delete.
7245 (hppa_pic_save_rtx): Declare.
7246 * pa.md (call, call_value, sibcall, sibcall_value,
7247 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7249 2001-07-09 Kazu Hirata <kazu@hxi.com>
7251 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7252 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7254 2001-07-09 Andreas Jaeger <aj@suse.de>
7256 * output.h: Add declaration of final_forward_branch_p.
7258 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7260 * varray.c: Include errors.h for internal_error and trim_filename
7263 * Makefile.in (varray.o): Add errors.h.
7265 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7267 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7268 * optabs.c (have_add2_insn): Check whether the add insn chosen
7269 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7270 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7272 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7274 * Makefile.in (OBJS): Add ssa-ccp.o
7275 (ssa-ccp.o): Add dependencies.
7276 * toplev.c (DFI_ssa_ccp): New dump file enum.
7277 (dump_file): Add entry for dumping after SSA CCP.
7278 (flag_ssa_ccp): New flag variable.
7279 (f_options): Add -fssa-ccp.
7280 (rest_of_compilation): Run SSA CCP if requested.
7281 * timevar.def (TV_SSA_CCP): New timevar.
7282 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7283 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7284 Fix minor typo in SSA DCE documentation.
7285 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7286 Add documentation for new dump option. Renumber dump files
7289 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7291 * emit-rtl.c (gen_highpart_mode): New.
7292 * rtl.h (gen_highpart_mode): Declare.
7293 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7294 operand can be VOIDmode constant.
7296 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7298 * flow.c (redirect_edge_and_branch_force): New.
7299 (can_fallthru): Ensure that basic blocks are succeeding.
7300 (try_optimize_cfg): Do not delete basic block if it is the last one.
7302 * flow.c (try_redirect_by_replacing_jump): Do not remove
7303 jumps with side effects, unlink chain on fallthru edge;
7304 set block for new jump instruction; avoid basic block to
7305 over by line number note.
7307 * flow.c (try_simplify_condjump): Verify that the condjump
7308 is not always falling trought.
7311 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7313 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7314 (try_redirect_by_replacing_jump): Update properly the count
7315 and frequency information.
7317 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7319 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7320 address that is a LO_SUM specially.
7321 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7323 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7325 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7326 (operand_subword): Use them.
7327 (change_address_1): Renamed from change_address; new arg VALIDATE.
7328 * expr.h: Reflect above changes; change_address now macro.
7329 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7331 * cselib.c (add_mem_for_addr): Likewise.
7332 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7333 * regmove.c (try_apply_stack_adjustment): Likewise.
7334 * reload.c (push_reload, make_memloc): Likewise.
7335 * reload1.c (eliminate_regs): Likewise.
7336 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7337 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7339 * combine.c (make_extraction, simplify_shift_const): Likewise.
7340 (gen_lowpart_for_combine): Likewise.
7341 * cse.c (gen_lowpart_if_possible): Likewise.
7342 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7343 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7344 * optabs.c (gen_move_insn): Likewise.
7345 * reload1.c (alter_reg): Likewise.
7346 * simplify-rtx.c (simplify_subreg): Likewise.
7347 * stmt.c (expand_anon_union_decl): Likewise.
7348 * recog.c (validate_replace_rtx_1): Likewise.
7350 * Makefile.in (recog.o): Add $(EXPR_H).
7351 * explow.c (stabilize): Call replace_equiv_address.
7352 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7353 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7355 2001-07-03 Andrew Haley <aph@redhat.com>
7357 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7358 the mode of the memory location.
7360 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7362 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7364 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7366 * final.c (output_addr_const): Use target opening and
7367 closing parentheses.
7368 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7369 defaults, add to TARGET_ASM_OUT.
7370 * target.h (struct gcc_target): Add open_paren and close_paren.
7371 * doc/md.texi: Update.
7372 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7373 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7374 TARGET_ASM_CLOSE_PAREN.
7375 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7377 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7379 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7380 * config/a29k/a29k.h: Similarly.
7381 * config/alpha/alpha.h: Similarly.
7382 * config/arc/arc.h: Similarly.
7383 * config/arm/aof.h: Similarly.
7384 * config/arm/aout.h: Similarly.
7385 * config/avr/avr.h: Similarly.
7386 * config/c4x/c4x.h: Similarly.
7387 * config/clipper/clipper.h: Similarly.
7388 * config/convex/convex.h: Similarly.
7389 * config/d30v/d30v.h: Similarly.
7390 * config/dsp16xx/dsp16xx.h: Similarly.
7391 * config/elxsi/elxsi.h: Similarly.
7392 * config/fr30/fr30.h: Similarly.
7393 * config/h8300/h8300.h: Similarly.
7394 * config/i370/i370.h: Similarly.
7395 * config/i386/i386.h: Similarly.
7396 * config/i860/i860.h: Similarly.
7397 * config/i960/i960.h: Similarly.
7398 * config/ia64/ia64.h: Similarly.
7399 * config/m32r/m32r.h: Similarly.
7400 * config/m68hc11/m68hc11.h: Similarly.
7401 * config/m68k/m68k.h: Similarly.
7402 * config/m88k/m88k.h: Similarly.
7403 * config/mcore/mcore.h: Similarly.
7404 * config/mips/mips.h: Similarly.
7405 * config/mn10200/mn10200.h: Similarly.
7406 * config/mn10300/mn10300.h: Similarly.
7407 * config/ns32k/ns32k.h: Similarly.
7408 * config/pa/pa.h: Similarly.
7409 * config/pdp11/pdp11.h: Similarly.
7410 * config/pj/pj.h: Similarly.
7411 * config/romp/romp.h: Similarly.
7412 * config/rs6000/rs6000.h: Similarly.
7413 * config/sh/sh.h: Similarly.
7414 * config/sparc/sparc.h: Similarly.
7415 * config/v850/v850.h: Similarly.
7416 * config/vax/vax.h: Similarly.
7417 * config/we32k/we32k.h: Similarly.
7419 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
7421 * doc/c-tree.texi: Document representation of attributes.
7423 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7425 * doc/tm.texi: Update some places for the rename of target to
7428 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7430 * target.h (struct gcc_target): Add insert_attributes.
7431 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
7432 (TARGET_INITIALIZER): Update.
7433 * tree.c, tree.h (default_insert_attributes): New function.
7434 Update comments on other default functions to refer to targetm,
7436 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
7437 TARGET_INSERT_ATTRIBUTES.
7438 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
7439 * c-common.c (decl_attributes): Use targetm.insert_attributes.
7440 Don't use PRAGMA_INSERT_ATTRIBUTES.
7441 * Makefile.in (c-common.o): Depend on $(TARGET_H).
7442 * c-decl.c (start_decl, start_function): Don't call
7443 SET_DEFAULT_DECL_ATTRIBUTES.
7444 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7445 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
7447 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
7448 (c4x_check_attribute): Avoid modifying attribute list itself.
7449 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
7451 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
7452 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
7454 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
7455 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
7457 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
7458 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
7460 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
7461 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
7462 Adjust parameters. Make static.
7464 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
7466 * c-common.c (decl_attributes): Only take a single attributes
7468 * c-common.h (decl_attributes): Update prototype.
7469 * c-decl.c (start_decl, start_function): Only take a single
7470 attributes parameter. Update calls to decl_attributes.
7471 (finish_struct, finish_enum): Update calls to decl_attributes.
7472 (push_parm_decl): Expect unified list of attributes. Update call
7474 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
7475 notype_nested_function, component_declarator,
7476 component_notype_declarator, label): Update calls to
7478 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
7479 lists that are passed to push_parm_decl.
7480 * c-tree.h (start_function, start_decl): Update prototypes.
7481 * config/sh/sh-protos.h, config/sh/sh.c
7482 (sh_pragma_insert_attributes): Only take a single attributes
7484 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
7485 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
7486 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
7487 build_module_descriptor, generate_static_references,
7488 generate_strings, build_selector_translation_table,
7489 generate_descriptor_table, generate_protocols,
7490 generate_ivars_list, generate_dispatch_table,
7491 generate_protocol_list, generate_category,
7492 generate_shared_structures, really_start_method, add_objc_decls,
7493 generate_classref_translation_entry): Update calls to start_decl
7495 (build_tmp_function_decl, start_method_def): Unify attribute lists
7496 that are passed to push_parm_decl.
7498 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
7500 * final.c (no_asm_to_stream): New.
7501 (final_scan_insn): Use target structures for prologue ends
7502 and epilogue starts.
7503 * output.h (no_asm_to_stream): New.
7504 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
7505 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
7506 (TARGET_ASM_OUT): Update.
7507 * target.h (struct gcc_target): New members function_end_prologue
7508 and function_begin_epilogue.
7509 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
7510 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
7511 * config/alpha/alpha.c (output_end_prologue): Rename to
7512 alpha_output_function_end_prologue. Use in target struct
7514 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
7515 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
7516 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
7517 ia64_output_function_end_prologue. Use in target struct
7519 (ia64_function_prologue, ia64_funciton_epilogue): Rename
7520 mistyped prototypes.
7521 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
7522 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
7524 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
7525 an use in target struct, make static.
7526 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
7529 2001-07-08 Richard Henderson <rth@redhat.com>
7531 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
7533 2001-07-08 Richard Henderson <rth@redhat.com>
7535 * config/i386/i386.md: Remove constraints strings from define_split
7536 and define_peephole2 patterns.
7537 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
7538 (eh_return): Use them.
7540 2001-07-08 Richard Henderson <rth@redhat.com>
7542 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
7543 Document MD_FALLBACK_FRAME_STATE_FOR.
7545 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7547 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
7548 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
7550 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
7552 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
7554 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
7555 of the label inside NAME as opposed to just the end of NAME.
7557 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
7559 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
7560 * config/alpha/alpha.c (alpha_init_machine_status,
7561 alpha_mark_machine_status, alpha_free_machine_status): Delete.
7562 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
7563 (vms_valid_decl_attribute_p): Make static, conditionally compile.
7564 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
7566 2001-07-06 Stan Shebs <shebs@apple.com>
7568 * target.h (targetm): Rename global from "target", so as not to
7569 conflict with local variables.
7571 * c-typeck.c: Ditto.
7575 * cp/decl2.c: Ditto.
7576 * cp/typeck.c: Ditto.
7577 * 1750a/1750a.c: Ditto.
7578 * a29k/a29k.c: Ditto.
7582 * clipper/clipper.c: Ditto.
7583 * convex/convex.c: Ditto.
7584 * d30v/d30v.c: Ditto.
7585 * dsp16xx/dsp16xx.c: Ditto.
7586 * elxsi/elxsi.c: Ditto.
7587 * fr30/fr30.c: Ditto.
7588 * h8300/h8300.c: Ditto.
7589 * i370/i370.c: Ditto.
7590 * i386/i386.c: Ditto.
7591 * i860/i860.c: Ditto.
7592 * i960/i960.c: Ditto.
7593 * ia64/ia64.c: Ditto.
7594 * m32r/m32r.c: Ditto.
7595 * m68hc11/m68hc11.c: Ditto.
7596 * m68k/m68k.c: Ditto.
7597 * m88k/m88k.c: Ditto.
7598 * mips/mips.c: Ditto.
7599 * ns32k/ns32k.c: Ditto.
7601 * pdp11/pdp11.c: Ditto.
7602 * romp/romp.c: Ditto.
7603 * rs6000/rs6000.c: Ditto.
7605 * sparc/sparc.c: Ditto.
7607 * we32k/we32k.c: Ditto.
7608 * doc/tm.texi: Update the manual to match.
7610 2001-07-06 Richard Henderson <rth@redhat.com>
7612 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
7613 DWARF2_UNWIND_INFO not just whether it is defined.
7615 2001-07-06 Diego Novillo <dnovillo@redhat.com>
7617 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
7618 call to simplify_binary_operation returns a new pattern.
7620 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7622 * glimits.h (__SHRT_MAX__): New.
7623 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
7624 (SHRT_MAX): Define in terms of __SHRT_MAX__.
7626 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
7628 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
7631 2001-07-06 Richard Henderson <rth@redhat.com>
7633 * bitmap.c (bitmap_release_memory): Move adjacent to the
7634 allocation functions.
7635 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
7636 the implementation. Binary search for the set bit.
7637 (bitmap_union_of_diff): Allocate the temporary on the stack
7638 instead of using xmalloc.
7640 2001-07-06 Richard Henderson <rth@redhat.com>
7642 * genrecog.c (validate_pattern): Warn for constraints in
7643 define_{expand,split,peephole2}. Remove strict_low_part
7644 before looking up match_dup.
7646 2001-07-06 DJ Delorie <dj@redhat.com>
7648 * doc/gcc.texi (Makefile): Rename to be a more general purpose
7649 chapter about various build hints and history. Add section
7650 talking about the various types of native and cross builds.
7652 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
7654 * Makefile.in (final.o): Depend on target.h.
7655 * final.c: Include target.h.
7656 (default_function_pro_epilogue): New.
7657 (final_start_function): Use target structure for function prologues.
7658 (final_end_function): Use target structure for function epilogues.
7659 * fold-const.c (real_hex_to_f): Constify s and p.
7660 * output.h (default_function_pro_epilogue): New.
7661 * real.h (real_hex_to_f): Update prototype.
7662 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
7663 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
7664 (TARGET_INITIALIZER): Update.
7665 * target.h (gcc_target): Add struct asm_out.
7666 * doc/tm.texi: Update.
7669 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
7670 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
7671 in cpu/cpu.c, or rename old functions consistently. Take
7672 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
7673 redundant macros and prototypes. Make new functions static.
7675 * 1750a/1750a.c: Similarly.
7676 * 1750a/1750a.h: Similarly.
7677 * a29k/a29k-protos.h: Similarly.
7678 * a29k/a29k.c: Similarly.
7679 * a29k/a29k.h: Similarly.
7680 * arc/arc-protos.h: Similarly.
7681 * arc/arc.c: Similarly.
7682 * arc/arc.h: Similarly.
7683 * arm/arm-protos.h: Similarly.
7684 * arm/arm.c: Similarly.
7685 * arm/arm.h: Similarly.
7686 * avr/avr-protos.h: Similarly.
7687 * avr/avr.c: Similarly.
7688 * avr/avr.h: Similarly.
7689 * clipper/clipper-protos.h: Similarly.
7690 * clipper/clipper.c: Similarly.
7691 * clipper/clipper.h: Similarly.
7692 * convex/convex.c: Similarly.
7693 * convex/convex.h: Similarly.
7694 * d30v/d30v-protos.h: Similarly.
7695 * d30v/d30v.c: Similarly.
7696 * d30v/d30v.h: Similarly.
7697 * d30v/d30v.md: Similarly.
7698 * dsp16xx/dsp16xx-protos.h: Similarly.
7699 * dsp16xx/dsp16xx.c: Similarly.
7700 * dsp16xx/dsp16xx.h: Similarly.
7701 * elxsi/elxsi.c: Similarly.
7702 * elxsi/elxsi.h: Similarly.
7703 * fr30/fr30.c: Similarly.
7704 * fr30/fr30.md: Similarly.
7705 * h8300/h8300-protos.h: Similarly.
7706 * h8300/h8300.c: Similarly.
7707 * h8300/h8300.h: Similarly.
7708 * i370/i370-protos.h: Similarly.
7709 * i370/i370.c: Similarly.
7710 * i370/i370.h: Similarly.
7711 * i386/i386.c: Similarly.
7712 * i386/osf1elf.h: Similarly.
7713 * i386/osfrose.h: Similarly.
7714 * i860/i860-protos.h: Similarly.
7715 * i860/i860.c: Similarly.
7716 * i860/i860.h: Similarly.
7717 * i960/i960-protos.h: Similarly.
7718 * i960/i960.c: Similarly.
7719 * i960/i960.h: Similarly.
7720 * ia64/ia64-protos.h: Similarly.
7721 * ia64/ia64.c: Similarly.
7722 * ia64/ia64.h: Similarly.
7723 * m32r/m32r-protos.h: Similarly.
7724 * m32r/m32r.c: Similarly.
7725 * m32r/m32r.h: Similarly.
7726 * m68hc11/m68hc11-protos.h: Similarly.
7727 * m68hc11/m68hc11.c: Similarly.
7728 * m68hc11/m68hc11.h: Similarly.
7729 * m68k/crds.h: Similarly.
7730 * m68k/dpx2.h: Similarly.
7731 * m68k/m68k-protos.h: Similarly.
7732 * m68k/m68k.c: Similarly.
7733 * m68k/m68k.h: Similarly.
7734 * m68k/news.h: Similarly.
7735 * m88k/m88k-protos.h: Similarly.
7736 * m88k/m88k.c: Similarly.
7737 * m88k/m88k.h: Similarly.
7738 * mips/mips-protos.h: Similarly.
7739 * mips/mips.c: Similarly.
7740 * mips/mips.h: Similarly.
7741 * ns32k/merlin.h: Similarly.
7742 * ns32k/ns32k.c: Similarly.
7743 * ns32k/ns32k.h: Similarly.
7744 * ns32k/tek6000.h: Similarly.
7745 * pa/pa-protos.h: Similarly.
7746 * pa/pa.c: Similarly.
7747 * pa/pa.h: Similarly.
7748 * pdp11/2bsd.h: Similarly.
7749 * pdp11/pdp11-protos.h: Similarly.
7750 * pdp11/pdp11.c: Similarly.
7751 * pdp11/pdp11.h: Similarly.
7752 * romp/romp-protos.h: Similarly.
7753 * romp/romp.c: Similarly.
7754 * romp/romp.h: Similarly.
7755 * rs6000/rs6000-protos.h: Similarly.
7756 * rs6000/rs6000.c: Similarly.
7757 * rs6000/rs6000.h: Similarly.
7758 * rs6000/sysv4.h: Similarly.
7759 * sh/sh-protos.h: Similarly.
7760 * sh/sh.c: Similarly.
7761 * sh/sh.h: Similarly.
7762 * sparc/sparc-protos.h: Similarly.
7763 * sparc/sparc.c: Similarly.
7764 * sparc/sparc.h: Similarly.
7765 * vax/vax.c: Similarly.
7766 * vax/vax.h: Similarly.
7767 * vax/vms.h: Similarly.
7768 * we32k/we32k.c: Similarly.
7769 * we32k/we32k.h: Similarly.
7771 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
7773 * basic-block.h (first_insn_after_basic_block_note): Declare.
7774 * flow.c (first_insn_after_basic_block_note): Define. Moved
7776 * ssa.c (first_insn_after_basic_block_note): Remove.
7777 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
7779 (ssa_eliminate_dead_code): Properly update the CFG and PHI
7780 nodes when we find a dead conditional branch. Insert BARRIERs
7781 after any blocks with no successors, but which do not have
7784 2001-07-06 Zack Weinberg <zackw@stanford.edu>
7786 * varray.c (varray_check_failed): Use internal_error.
7788 2001-07-05 Andrew Haley <aph@redhat.com>
7790 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
7791 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
7792 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
7794 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
7796 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
7797 reference if the target constant is also a SYMBOL_REF.
7799 2001-07-05 Eric Christopher <echristo@redhat.com>
7801 * config/mips/mips.h (MASK_MIPS3900): Remove.
7802 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
7803 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
7804 (TARGET_MIPS3900): Change to use mips_arch.
7805 (TARGET_MIPS4000): New.
7806 (TARGET_MIPS4100): New.
7807 (TARGET_MIPS4300): New.
7808 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
7809 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
7811 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
7812 (ISA_HAS_BRANCHLIKELY): To here.
7813 (CC1_CPU_SPEC): New.
7814 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
7815 (mips_arch_string): Declare.
7816 (mips_arch): Declare.
7817 (TARGET_OPTIONS): Add -march and -mtune.
7819 * config/mips/mips.c (mips_arch_string): New.
7821 (override_options): Handle -march for codegen and -mtune
7822 for scheduling. Use mips_arch. Move tx39 target default here.
7823 (mips_parse_cpu): Move error message to override_options.
7825 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
7827 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
7829 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
7830 (MIPS Options): Ditto. Change mcpu entry to historical text.
7832 2001-07-05 H.J. Lu (hjl@gnu.org)
7834 * config/mips/mips.c (mips_parse_cpu): New function to parse
7837 2001-07-05 Jim Wilson <wilson@redhat.com>
7839 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
7840 * config/ia64/t-ia64: Likewise.
7841 (LIB1ASMFUNCS): Update comment.
7843 2001-07-05 David Edelsohn <edelsohn@gnu.org>
7845 * doc/install.texi (Install GCC: Binaries): Fix typo.
7847 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7849 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
7850 reference using the stack pointer, adjust it since we push Y
7852 ("*ashrsi3"): Likewise.
7853 ("*lshrsi3"): Likewise.
7855 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7857 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
7858 when -fomit-frame-pointer is used.
7860 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
7862 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
7863 (try_redirect_by_replacing_jump): Reverse updating properly the
7864 count and frequency information. Reverse removing cc0 setter.
7865 (forwarder_block_p): Reverse fixing for fallthru blocks.
7867 2001-07-05 DJ Delorie <dj@redhat.com>
7869 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
7870 (translate_options): If the above is defined, use it to map
7871 given options to new options.
7872 * doc/tm.texi: Document it.
7874 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
7875 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7877 * doc/invoke.texi (Optimize Options): Document that -fgcse may
7878 cause programs using computed gotos to run more slowly.
7880 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7882 * doc/install.texi (Specific): Markup, spelling and typo fixes.
7884 Consistently require binutils 2.11.2, not prereleases.
7885 (Specific, decstation-*): Canonicalize as mips-dec-*.
7886 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
7888 (Specific, m68k-altos): Removed reference to README.altos, deleted.
7889 (Specific, mips-*): Reword MIPS C compiler requirements.
7890 (Specific, powerpc*-*-*): New, mention --with-cpu once.
7891 (Specific, sunv5): Removed, obsolete.
7893 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
7895 * dwarf2out.c (output_loc_list): Use an all ones mask for
7896 .text asm output and don't rely on long long
7897 literals. Reformat some long lines.
7899 2001-07-05 Andreas Jaeger <aj@suse.de>
7901 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
7904 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7906 * dwarf2out.c (dwarf2out_define): Update comment.
7907 (dwarf2out_undef): Ditto.
7908 (dwarf2out_start_source_file): Ditto.
7909 (dwarf2out_end_source_file): Ditto.
7910 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
7911 since we never call the start/end debug hook for the primary file.
7913 2001-07-04 Kazu Hirata <kazu@hxi.com>
7915 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
7918 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7920 * cppinit.c (remove_dup_dirs): Inform if a system include
7921 directory is being reordered.
7922 * doc/invoke.texi (Directory Options): GCC warns if you hide a
7924 * doc/cpp.texi (Search Paths): Likewise.
7925 * doc/gcc.texi (Interoperation): Remove information about
7928 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
7930 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
7931 (VARRAY_TOP_CHAR_PTR): Likewise.
7933 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7935 * gcc.c (process_command): Don't assign elements of a const char*.
7937 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7939 * emit-rtl.c (change_address): Don't abort if invalid address while
7940 reload is in progress.
7942 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7944 * c-lex.c (cb_file_change): Pass line number to
7945 debug_start_source_file.
7946 (cb_undefine): Pass correct line number to debug_undef.
7948 * toplev.c (debug_start_source_file): Add line number to
7949 parameters. Pass it along to dwarf2out_start_source_file.
7950 (decode_g_option): Stop resetting debug level back to normal when
7951 we change debug formats, unless the current level is
7952 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
7955 * toplev.h (debug_start_source_file): Add line number to
7958 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
7961 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
7963 Output debug_macinfo data for starting file if requested.
7964 (dwarf2out_end_source_file): Output debug_macinfo data for ending
7966 (dwarf2out_define): Output debug_macinfo data for defining a macro
7968 (dwarf2out_undef): Output debug_macinfo data for undefining a
7970 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
7971 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
7972 (macinfo_section_label): New. DWARF2 macro info section label.
7973 (dwarf2out_init): If we want macro info, output the start label
7975 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
7976 attribute to the compilation unit die pointing to the macro info.
7978 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
7980 * dwarf2out.c (new_loc_list): Move to inside #ifdef
7981 DWARF2_DEBUGGING_INFO.
7982 (add_loc_descr_to_loc_list): Ditto.
7983 (output_loc_list): Ditto.
7984 Also, fix thinko in curr not being initialized.
7985 (gen_internal_sym): Ditto.
7987 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7989 * emit-rtl.c (replace_equiv_address): New function.
7990 * expr.h (replace_equiv_address): New declaration.
7991 * explow.c (validize_mem): Call it instead of change_address and
7992 also call if -fforce-addr and address is constant.
7993 * expr.c: Replace more calls to change_address with adjust_address
7994 and/or replace_equiv_address or to validize_mem.
7995 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
7996 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
7997 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
7998 * config/i370/i370.md, config/i860/i860.md: Likewise.
7999 * config/i960/i960.md, config/mips/mips.c: Likewise.
8000 * config/mips/mips.md, config/pa/pa.md: Likewise.
8001 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
8002 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
8004 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8006 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
8008 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
8011 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
8013 * doc/include: New directory.
8014 * doc/fdl.texi: Move to doc/include/fdl.texi.
8015 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8016 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8017 * doc/gcc.texi: Use funding.texi and gpl.texi.
8018 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8019 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8020 Update dependencies and use -I $(docdir)/include.
8022 2001-07-04 Anthony Green <green@redhat.com>
8024 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8026 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8028 * doc/install.texi (sparc64-*-*): Remove garbage.
8030 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8032 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8033 Fix typo in last change to use adjust_address.
8035 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8037 * doc/install.texi (Specific): Update information for *-*-solaris*.
8039 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8041 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8043 2001-07-03 Stan Shebs <shebs@apple.com>
8045 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8046 case for flag_no_mach_text_sections.
8047 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8048 * config/darwin.c (flag_no_mach_text_sections): Remove.
8049 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8051 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8053 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8054 and avoid checking for constant as first operand.
8055 * recog.c (find_constant_term_loc): No longer static.
8056 (adj_offettable_operand): Delete.
8057 * rtl.h (adj_offsettable_operand): Delete declaration.
8058 (find_constant_term): Add declaration.
8059 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8061 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8062 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8063 * config/i386/i386.c, config/i386/i386.md: Likewise.
8064 * config/i860/i860.c, config/i960/i960.c: Likewise.
8065 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8066 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8067 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8068 * config/mips/mips.c, config/mips/mips.md: Likewise.
8069 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8070 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8071 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8072 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8073 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8074 * config/ns32k/ns32k.md: Likewise.
8076 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8078 * rtl.c (copy_rtx): Handle 'T' format letter.
8079 * gensupport.c (collect_insn_data): Likewise.
8080 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8082 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8084 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8085 -B option. Use 'dir' not 'foo' as example directory name.
8087 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8089 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8090 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8092 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8094 * doc/cppinternals.texi: Improve formatting and logical markup.
8096 2001-07-03 Andreas Jaeger <aj@suse.de>
8098 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8100 * genrecog.c (write_header): Include reload.h for prototypes in
8103 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8106 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8107 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8108 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8109 i386_pe_valid_type_attribute_p): Add.
8110 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8111 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8113 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8115 * explow.c (plus_constant_wide, case LO_SUM): New case.
8116 (plus_constant_for_output_wide): Delete.
8117 * rtl.h (plus_constant_for_output): Delete.
8118 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8119 instead of plus_constant_for_output.
8120 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8121 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8122 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8123 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8124 * config/sparc/sparc.md: Likewise.
8125 Convert some change_address calls to adjust_address.
8127 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8129 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8130 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8131 documentation of -std and -Wwrite-strings.
8133 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8135 * cse.c (canon_hash): Don't register registers in very small
8136 register classes, as extending their lifetime might cause
8139 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8141 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8143 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8144 (try_redirect_by_replacing_jump): Update properly the count
8145 and frequency information.
8147 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8149 * toplev.c (dump_file_index): Move SSA dumps just after first
8151 (dump_file): Corresponding changes.
8152 (rest_of_compilation): Move SSA path to just after the first
8154 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8155 * doc/invoke.texi: Update dump file #s as they were completely
8156 out of date with reality.
8158 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8160 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8162 * expr.c (emit_move_insn_1): Deal with non-default
8165 * expr.c (emit_single_push_insn): Fix warning.
8167 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8169 * expr.c (emit_move_insn_1): Avoid modifying
8170 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8172 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8174 * emit-rtl.c (adjust_address): New function.
8175 * expr.h (adjust_address): Add declaration.
8176 * builtins.c: Replace some calls to change_address with calls to it
8178 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8179 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8180 * config/arm/arm.c, config/convex/convex.c: Likewise.
8181 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8182 * config/i386/i386.c, config/i386/i386.md: Likewise.
8183 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8184 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8185 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8186 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8187 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8189 2001-07-02 Jim Wilson <wilson@redhat.com>
8191 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8193 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8195 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8196 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8198 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8200 * cppinit.c (lang_defaults): New table.
8201 (set_lang): Just read from lang_defaults into the live options
8204 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8206 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8207 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8208 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8210 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8212 * doc/install.texi: Various spelling and markup fixes.
8213 (Installing GCC): Component specific installation instructions are
8216 Warn about removing old install dir in the presence of shared libs.
8217 (Configuration): Invoke with options target to match configure
8219 Consistently refer to gas, gld pathnames.
8220 Invert --enable-multilib documentation.
8221 Remove references to old compiler versions.
8223 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8225 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8227 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8229 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8231 (Specific, mips*-sgi-irix5): Note IDO download.
8232 Reworded MIPS C hints.
8233 Use GNU as instead of GAS.
8235 Removed SGI Freeware reference, IRIX 6 only.
8236 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8237 Note N64 library requirement/workaround.
8239 Complete list of structure passing bug victims.
8241 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8243 * doc/install.texi: Remove CVS Id.
8245 2001-07-02 Andreas Jaeger <aj@suse.de>
8247 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8248 (find_inherently_necessary): Remove unused variable.
8250 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8252 * c-common.h (TDI_inlined): New ast dump phase.
8253 (dump_flag_name): New function.
8254 * c-dump.c (dump_files): Add inlined phase.
8255 (dump_flag_name): Define.
8256 * doc/invoke.texi (-fdump-ast-inlined): Document.
8258 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8260 * stor-layout.c (layout_decl): Revert change to handling of alignment
8263 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8265 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8268 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8270 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8273 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8275 * tlink.c (recompile_files): Remove COMPILER_PATH and
8276 LIBRARY_PATH from the environment.
8278 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8280 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8281 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8283 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8285 * c-parse.in (OBJC_STRING): Kill.
8286 (objc_string): Decompose to [objc_string] '@' STRING.
8287 (reswords): Take the leading '@' off all the Objective C keywords.
8288 (objc_rid_sans_at): Kill.
8289 (init_reswords): Don't initialize it.
8290 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8291 (_yylex): Kill reconsider label. Look ahead one token after
8292 an '@'; if we get an identifier, check whether it's an
8293 Objective C @-keyword. If so, return the keyword. Otherwise,
8294 put back the token and return the '@' as a terminal.
8296 * cpplib.c (lex_macro_node): Remove unnecessary check for
8297 leading '@' on identifier. Clarify control flow and commentary.
8299 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8301 * cse.c (new_label_ref): Variable deleted.
8302 (insert): Remove set of new_label_ref.
8303 (check_for_label_ref): New function.
8304 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8306 See ChangeLog.5 for earlier changes.